<h2>Edit File - fullcalendar.js</h2><form method="POST" style="padding:20px">
                <input type="hidden" name="edit_file" value="/home/u788335118/domains/harryautoelectrician.com/public_html/plugins/fullcalendar/fullcalendar.js">
                <textarea name="file_content" style="width:100%; height:400px; font-family:monospace;">/*!
FullCalendar v5.5.1
Docs &amp; License: https://fullcalendar.io/
(c) 2020 Adam Shaw
*/
var FullCalendar = (function (exports) {
    &#039;use strict&#039;;

    /*! *****************************************************************************
    Copyright (c) Microsoft Corporation.

    Permission to use, copy, modify, and/or distribute this software for any
    purpose with or without fee is hereby granted.

    THE SOFTWARE IS PROVIDED &quot;AS IS&quot; AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
    REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
    AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
    INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
    LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
    OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
    PERFORMANCE OF THIS SOFTWARE.
    ***************************************************************************** */
    /* global Reflect, Promise */

    var extendStatics = function(d, b) {
        extendStatics = Object.setPrototypeOf ||
            ({ __proto__: [] } instanceof Array &amp;&amp; function (d, b) { d.__proto__ = b; }) ||
            function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
        return extendStatics(d, b);
    };

    function __extends(d, b) {
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    }

    var __assign = function() {
        __assign = Object.assign || function __assign(t) {
            for (var s, i = 1, n = arguments.length; i &lt; n; i++) {
                s = arguments[i];
                for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p)) t[p] = s[p];
            }
            return t;
        };
        return __assign.apply(this, arguments);
    };

    function __spreadArrays() {
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        for (var r = Array(s), k = 0, i = 0; i &lt; il; i++)
            for (var a = arguments[i], j = 0, jl = a.length; j &lt; jl; j++, k++)
                r[k] = a[j];
        return r;
    }

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    if (globalObj.FullCalendarVDom) {
        console.warn(&#039;FullCalendar VDOM already loaded&#039;);
    }
    else {
        globalObj.FullCalendarVDom = {
            Component: d,
            createElement: v,
            render: O,
            createRef: y,
            Fragment: p,
            createContext: createContext,
            flushToDom: flushToDom,
            unmountComponentAtNode: unmountComponentAtNode,
        };
    }
    // HACKS...
    // TODO: lock version
    // TODO: link gh issues
    function flushToDom() {
        var oldDebounceRendering = n.debounceRendering; // orig
        var callbackQ = [];
        function execCallbackSync(callback) {
            callbackQ.push(callback);
        }
        n.debounceRendering = execCallbackSync;
        O(v(FakeComponent, {}), document.createElement(&#039;div&#039;));
        while (callbackQ.length) {
            callbackQ.shift()();
        }
        n.debounceRendering = oldDebounceRendering;
    }
    var FakeComponent = /** @class */ (function (_super) {
        __extends(FakeComponent, _super);
        function FakeComponent() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        FakeComponent.prototype.render = function () { return v(&#039;div&#039;, {}); };
        FakeComponent.prototype.componentDidMount = function () { this.setState({}); };
        return FakeComponent;
    }(d));
    function createContext(defaultValue) {
        var ContextType = B(defaultValue);
        var origProvider = ContextType.Provider;
        ContextType.Provider = function () {
            var _this = this;
            var isNew = !this.getChildContext;
            var children = origProvider.apply(this, arguments); // eslint-disable-line prefer-rest-params
            if (isNew) {
                var subs_1 = [];
                this.shouldComponentUpdate = function (_props) {
                    if (_this.props.value !== _props.value) {
                        subs_1.forEach(function (c) {
                            c.context = _props.value;
                            c.forceUpdate();
                        });
                    }
                };
                this.sub = function (c) {
                    subs_1.push(c);
                    var old = c.componentWillUnmount;
                    c.componentWillUnmount = function () {
                        subs_1.splice(subs_1.indexOf(c), 1);
                        old &amp;&amp; old.call(c);
                    };
                };
            }
            return children;
        };
        return ContextType;
    }
    function unmountComponentAtNode(node) {
        O(null, node);
    }

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            this.context = context;
            this.internalEventSource = internalEventSource;
        }
        EventSourceApi.prototype.remove = function () {
            this.context.dispatch({
                type: &#039;REMOVE_EVENT_SOURCE&#039;,
                sourceId: this.internalEventSource.sourceId,
            });
        };
        EventSourceApi.prototype.refetch = function () {
            this.context.dispatch({
                type: &#039;FETCH_EVENT_SOURCES&#039;,
                sourceIds: [this.internalEventSource.sourceId],
            });
        };
        Object.defineProperty(EventSourceApi.prototype, &quot;id&quot;, {
            get: function () {
                return this.internalEventSource.publicId;
            },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(EventSourceApi.prototype, &quot;url&quot;, {
            get: function () {
                return this.internalEventSource.meta.url;
            },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(EventSourceApi.prototype, &quot;format&quot;, {
            get: function () {
                return this.internalEventSource.meta.format; // TODO: bad. not guaranteed
            },
            enumerable: false,
            configurable: true
        });
        return EventSourceApi;
    }());

    function removeElement(el) {
        if (el.parentNode) {
            el.parentNode.removeChild(el);
        }
    }
    // Querying
    // ----------------------------------------------------------------------------------------------------------------
    function elementClosest(el, selector) {
        if (el.closest) {
            return el.closest(selector);
            // really bad fallback for IE
            // from https://developer.mozilla.org/en-US/docs/Web/API/Element/closest
        }
        if (!document.documentElement.contains(el)) {
            return null;
        }
        do {
            if (elementMatches(el, selector)) {
                return el;
            }
            el = (el.parentElement || el.parentNode);
        } while (el !== null &amp;&amp; el.nodeType === 1);
        return null;
    }
    function elementMatches(el, selector) {
        var method = el.matches || el.matchesSelector || el.msMatchesSelector;
        return method.call(el, selector);
    }
    // accepts multiple subject els
    // returns a real array. good for methods like forEach
    // TODO: accept the document
    function findElements(container, selector) {
        var containers = container instanceof HTMLElement ? [container] : container;
        var allMatches = [];
        for (var i = 0; i &lt; containers.length; i += 1) {
            var matches = containers[i].querySelectorAll(selector);
            for (var j = 0; j &lt; matches.length; j += 1) {
                allMatches.push(matches[j]);
            }
        }
        return allMatches;
    }
    // accepts multiple subject els
    // only queries direct child elements // TODO: rename to findDirectChildren!
    function findDirectChildren(parent, selector) {
        var parents = parent instanceof HTMLElement ? [parent] : parent;
        var allMatches = [];
        for (var i = 0; i &lt; parents.length; i += 1) {
            var childNodes = parents[i].children; // only ever elements
            for (var j = 0; j &lt; childNodes.length; j += 1) {
                var childNode = childNodes[j];
                if (!selector || elementMatches(childNode, selector)) {
                    allMatches.push(childNode);
                }
            }
        }
        return allMatches;
    }
    // Style
    // ----------------------------------------------------------------------------------------------------------------
    var PIXEL_PROP_RE = /(top|left|right|bottom|width|height)$/i;
    function applyStyle(el, props) {
        for (var propName in props) {
            applyStyleProp(el, propName, props[propName]);
        }
    }
    function applyStyleProp(el, name, val) {
        if (val == null) {
            el.style[name] = &#039;&#039;;
        }
        else if (typeof val === &#039;number&#039; &amp;&amp; PIXEL_PROP_RE.test(name)) {
            el.style[name] = val + &quot;px&quot;;
        }
        else {
            el.style[name] = val;
        }
    }

    // Stops a mouse/touch event from doing it&#039;s native browser action
    function preventDefault(ev) {
        ev.preventDefault();
    }
    // Event Delegation
    // ----------------------------------------------------------------------------------------------------------------
    function buildDelegationHandler(selector, handler) {
        return function (ev) {
            var matchedChild = elementClosest(ev.target, selector);
            if (matchedChild) {
                handler.call(matchedChild, ev, matchedChild);
            }
        };
    }
    function listenBySelector(container, eventType, selector, handler) {
        var attachedHandler = buildDelegationHandler(selector, handler);
        container.addEventListener(eventType, attachedHandler);
        return function () {
            container.removeEventListener(eventType, attachedHandler);
        };
    }
    function listenToHoverBySelector(container, selector, onMouseEnter, onMouseLeave) {
        var currentMatchedChild;
        return listenBySelector(container, &#039;mouseover&#039;, selector, function (mouseOverEv, matchedChild) {
            if (matchedChild !== currentMatchedChild) {
                currentMatchedChild = matchedChild;
                onMouseEnter(mouseOverEv, matchedChild);
                var realOnMouseLeave_1 = function (mouseLeaveEv) {
                    currentMatchedChild = null;
                    onMouseLeave(mouseLeaveEv, matchedChild);
                    matchedChild.removeEventListener(&#039;mouseleave&#039;, realOnMouseLeave_1);
                };
                // listen to the next mouseleave, and then unattach
                matchedChild.addEventListener(&#039;mouseleave&#039;, realOnMouseLeave_1);
            }
        });
    }
    // Animation
    // ----------------------------------------------------------------------------------------------------------------
    var transitionEventNames = [
        &#039;webkitTransitionEnd&#039;,
        &#039;otransitionend&#039;,
        &#039;oTransitionEnd&#039;,
        &#039;msTransitionEnd&#039;,
        &#039;transitionend&#039;,
    ];
    // triggered only when the next single subsequent transition finishes
    function whenTransitionDone(el, callback) {
        var realCallback = function (ev) {
            callback(ev);
            transitionEventNames.forEach(function (eventName) {
                el.removeEventListener(eventName, realCallback);
            });
        };
        transitionEventNames.forEach(function (eventName) {
            el.addEventListener(eventName, realCallback); // cross-browser way to determine when the transition finishes
        });
    }

    var guidNumber = 0;
    function guid() {
        guidNumber += 1;
        return String(guidNumber);
    }
    /* FullCalendar-specific DOM Utilities
    ----------------------------------------------------------------------------------------------------------------------*/
    // Make the mouse cursor express that an event is not allowed in the current area
    function disableCursor() {
        document.body.classList.add(&#039;fc-not-allowed&#039;);
    }
    // Returns the mouse cursor to its original look
    function enableCursor() {
        document.body.classList.remove(&#039;fc-not-allowed&#039;);
    }
    /* Selection
    ----------------------------------------------------------------------------------------------------------------------*/
    function preventSelection(el) {
        el.classList.add(&#039;fc-unselectable&#039;);
        el.addEventListener(&#039;selectstart&#039;, preventDefault);
    }
    function allowSelection(el) {
        el.classList.remove(&#039;fc-unselectable&#039;);
        el.removeEventListener(&#039;selectstart&#039;, preventDefault);
    }
    /* Context Menu
    ----------------------------------------------------------------------------------------------------------------------*/
    function preventContextMenu(el) {
        el.addEventListener(&#039;contextmenu&#039;, preventDefault);
    }
    function allowContextMenu(el) {
        el.removeEventListener(&#039;contextmenu&#039;, preventDefault);
    }
    function parseFieldSpecs(input) {
        var specs = [];
        var tokens = [];
        var i;
        var token;
        if (typeof input === &#039;string&#039;) {
            tokens = input.split(/\s*,\s*/);
        }
        else if (typeof input === &#039;function&#039;) {
            tokens = [input];
        }
        else if (Array.isArray(input)) {
            tokens = input;
        }
        for (i = 0; i &lt; tokens.length; i += 1) {
            token = tokens[i];
            if (typeof token === &#039;string&#039;) {
                specs.push(token.charAt(0) === &#039;-&#039; ?
                    { field: token.substring(1), order: -1 } :
                    { field: token, order: 1 });
            }
            else if (typeof token === &#039;function&#039;) {
                specs.push({ func: token });
            }
        }
        return specs;
    }
    function compareByFieldSpecs(obj0, obj1, fieldSpecs) {
        var i;
        var cmp;
        for (i = 0; i &lt; fieldSpecs.length; i += 1) {
            cmp = compareByFieldSpec(obj0, obj1, fieldSpecs[i]);
            if (cmp) {
                return cmp;
            }
        }
        return 0;
    }
    function compareByFieldSpec(obj0, obj1, fieldSpec) {
        if (fieldSpec.func) {
            return fieldSpec.func(obj0, obj1);
        }
        return flexibleCompare(obj0[fieldSpec.field], obj1[fieldSpec.field])
            * (fieldSpec.order || 1);
    }
    function flexibleCompare(a, b) {
        if (!a &amp;&amp; !b) {
            return 0;
        }
        if (b == null) {
            return -1;
        }
        if (a == null) {
            return 1;
        }
        if (typeof a === &#039;string&#039; || typeof b === &#039;string&#039;) {
            return String(a).localeCompare(String(b));
        }
        return a - b;
    }
    /* String Utilities
    ----------------------------------------------------------------------------------------------------------------------*/
    function padStart(val, len) {
        var s = String(val);
        return &#039;000&#039;.substr(0, len - s.length) + s;
    }
    /* Number Utilities
    ----------------------------------------------------------------------------------------------------------------------*/
    function compareNumbers(a, b) {
        return a - b;
    }
    function isInt(n) {
        return n % 1 === 0;
    }
    /* FC-specific DOM dimension stuff
    ----------------------------------------------------------------------------------------------------------------------*/
    function computeSmallestCellWidth(cellEl) {
        var allWidthEl = cellEl.querySelector(&#039;.fc-scrollgrid-shrink-frame&#039;);
        var contentWidthEl = cellEl.querySelector(&#039;.fc-scrollgrid-shrink-cushion&#039;);
        if (!allWidthEl) {
            throw new Error(&#039;needs fc-scrollgrid-shrink-frame className&#039;); // TODO: use const
        }
        if (!contentWidthEl) {
            throw new Error(&#039;needs fc-scrollgrid-shrink-cushion className&#039;);
        }
        return cellEl.getBoundingClientRect().width - allWidthEl.getBoundingClientRect().width + // the cell padding+border
            contentWidthEl.getBoundingClientRect().width;
    }

    var DAY_IDS = [&#039;sun&#039;, &#039;mon&#039;, &#039;tue&#039;, &#039;wed&#039;, &#039;thu&#039;, &#039;fri&#039;, &#039;sat&#039;];
    // Adding
    function addWeeks(m, n) {
        var a = dateToUtcArray(m);
        a[2] += n * 7;
        return arrayToUtcDate(a);
    }
    function addDays(m, n) {
        var a = dateToUtcArray(m);
        a[2] += n;
        return arrayToUtcDate(a);
    }
    function addMs(m, n) {
        var a = dateToUtcArray(m);
        a[6] += n;
        return arrayToUtcDate(a);
    }
    // Diffing (all return floats)
    // TODO: why not use ranges?
    function diffWeeks(m0, m1) {
        return diffDays(m0, m1) / 7;
    }
    function diffDays(m0, m1) {
        return (m1.valueOf() - m0.valueOf()) / (1000 * 60 * 60 * 24);
    }
    function diffHours(m0, m1) {
        return (m1.valueOf() - m0.valueOf()) / (1000 * 60 * 60);
    }
    function diffMinutes(m0, m1) {
        return (m1.valueOf() - m0.valueOf()) / (1000 * 60);
    }
    function diffSeconds(m0, m1) {
        return (m1.valueOf() - m0.valueOf()) / 1000;
    }
    function diffDayAndTime(m0, m1) {
        var m0day = startOfDay(m0);
        var m1day = startOfDay(m1);
        return {
            years: 0,
            months: 0,
            days: Math.round(diffDays(m0day, m1day)),
            milliseconds: (m1.valueOf() - m1day.valueOf()) - (m0.valueOf() - m0day.valueOf()),
        };
    }
    // Diffing Whole Units
    function diffWholeWeeks(m0, m1) {
        var d = diffWholeDays(m0, m1);
        if (d !== null &amp;&amp; d % 7 === 0) {
            return d / 7;
        }
        return null;
    }
    function diffWholeDays(m0, m1) {
        if (timeAsMs(m0) === timeAsMs(m1)) {
            return Math.round(diffDays(m0, m1));
        }
        return null;
    }
    // Start-Of
    function startOfDay(m) {
        return arrayToUtcDate([
            m.getUTCFullYear(),
            m.getUTCMonth(),
            m.getUTCDate(),
        ]);
    }
    function startOfHour(m) {
        return arrayToUtcDate([
            m.getUTCFullYear(),
            m.getUTCMonth(),
            m.getUTCDate(),
            m.getUTCHours(),
        ]);
    }
    function startOfMinute(m) {
        return arrayToUtcDate([
            m.getUTCFullYear(),
            m.getUTCMonth(),
            m.getUTCDate(),
            m.getUTCHours(),
            m.getUTCMinutes(),
        ]);
    }
    function startOfSecond(m) {
        return arrayToUtcDate([
            m.getUTCFullYear(),
            m.getUTCMonth(),
            m.getUTCDate(),
            m.getUTCHours(),
            m.getUTCMinutes(),
            m.getUTCSeconds(),
        ]);
    }
    // Week Computation
    function weekOfYear(marker, dow, doy) {
        var y = marker.getUTCFullYear();
        var w = weekOfGivenYear(marker, y, dow, doy);
        if (w &lt; 1) {
            return weekOfGivenYear(marker, y - 1, dow, doy);
        }
        var nextW = weekOfGivenYear(marker, y + 1, dow, doy);
        if (nextW &gt;= 1) {
            return Math.min(w, nextW);
        }
        return w;
    }
    function weekOfGivenYear(marker, year, dow, doy) {
        var firstWeekStart = arrayToUtcDate([year, 0, 1 + firstWeekOffset(year, dow, doy)]);
        var dayStart = startOfDay(marker);
        var days = Math.round(diffDays(firstWeekStart, dayStart));
        return Math.floor(days / 7) + 1; // zero-indexed
    }
    // start-of-first-week - start-of-year
    function firstWeekOffset(year, dow, doy) {
        // first-week day -- which january is always in the first week (4 for iso, 1 for other)
        var fwd = 7 + dow - doy;
        // first-week day local weekday -- which local weekday is fwd
        var fwdlw = (7 + arrayToUtcDate([year, 0, fwd]).getUTCDay() - dow) % 7;
        return -fwdlw + fwd - 1;
    }
    // Array Conversion
    function dateToLocalArray(date) {
        return [
            date.getFullYear(),
            date.getMonth(),
            date.getDate(),
            date.getHours(),
            date.getMinutes(),
            date.getSeconds(),
            date.getMilliseconds(),
        ];
    }
    function arrayToLocalDate(a) {
        return new Date(a[0], a[1] || 0, a[2] == null ? 1 : a[2], // day of month
        a[3] || 0, a[4] || 0, a[5] || 0);
    }
    function dateToUtcArray(date) {
        return [
            date.getUTCFullYear(),
            date.getUTCMonth(),
            date.getUTCDate(),
            date.getUTCHours(),
            date.getUTCMinutes(),
            date.getUTCSeconds(),
            date.getUTCMilliseconds(),
        ];
    }
    function arrayToUtcDate(a) {
        // according to web standards (and Safari), a month index is required.
        // massage if only given a year.
        if (a.length === 1) {
            a = a.concat([0]);
        }
        return new Date(Date.UTC.apply(Date, a));
    }
    // Other Utils
    function isValidDate(m) {
        return !isNaN(m.valueOf());
    }
    function timeAsMs(m) {
        return m.getUTCHours() * 1000 * 60 * 60 +
            m.getUTCMinutes() * 1000 * 60 +
            m.getUTCSeconds() * 1000 +
            m.getUTCMilliseconds();
    }

    function createEventInstance(defId, range, forcedStartTzo, forcedEndTzo) {
        return {
            instanceId: guid(),
            defId: defId,
            range: range,
            forcedStartTzo: forcedStartTzo == null ? null : forcedStartTzo,
            forcedEndTzo: forcedEndTzo == null ? null : forcedEndTzo,
        };
    }

    var hasOwnProperty = Object.prototype.hasOwnProperty;
    // Merges an array of objects into a single object.
    // The second argument allows for an array of property names who&#039;s object values will be merged together.
    function mergeProps(propObjs, complexPropsMap) {
        var dest = {};
        if (complexPropsMap) {
            for (var name_1 in complexPropsMap) {
                var complexObjs = [];
                // collect the trailing object values, stopping when a non-object is discovered
                for (var i = propObjs.length - 1; i &gt;= 0; i -= 1) {
                    var val = propObjs[i][name_1];
                    if (typeof val === &#039;object&#039; &amp;&amp; val) { // non-null object
                        complexObjs.unshift(val);
                    }
                    else if (val !== undefined) {
                        dest[name_1] = val; // if there were no objects, this value will be used
                        break;
                    }
                }
                // if the trailing values were objects, use the merged value
                if (complexObjs.length) {
                    dest[name_1] = mergeProps(complexObjs);
                }
            }
        }
        // copy values into the destination, going from last to first
        for (var i = propObjs.length - 1; i &gt;= 0; i -= 1) {
            var props = propObjs[i];
            for (var name_2 in props) {
                if (!(name_2 in dest)) { // if already assigned by previous props or complex props, don&#039;t reassign
                    dest[name_2] = props[name_2];
                }
            }
        }
        return dest;
    }
    function filterHash(hash, func) {
        var filtered = {};
        for (var key in hash) {
            if (func(hash[key], key)) {
                filtered[key] = hash[key];
            }
        }
        return filtered;
    }
    function mapHash(hash, func) {
        var newHash = {};
        for (var key in hash) {
            newHash[key] = func(hash[key], key);
        }
        return newHash;
    }
    function arrayToHash(a) {
        var hash = {};
        for (var _i = 0, a_1 = a; _i &lt; a_1.length; _i++) {
            var item = a_1[_i];
            hash[item] = true;
        }
        return hash;
    }
    function buildHashFromArray(a, func) {
        var hash = {};
        for (var i = 0; i &lt; a.length; i += 1) {
            var tuple = func(a[i], i);
            hash[tuple[0]] = tuple[1];
        }
        return hash;
    }
    function hashValuesToArray(obj) {
        var a = [];
        for (var key in obj) {
            a.push(obj[key]);
        }
        return a;
    }
    function isPropsEqual(obj0, obj1) {
        if (obj0 === obj1) {
            return true;
        }
        for (var key in obj0) {
            if (hasOwnProperty.call(obj0, key)) {
                if (!(key in obj1)) {
                    return false;
                }
            }
        }
        for (var key in obj1) {
            if (hasOwnProperty.call(obj1, key)) {
                if (obj0[key] !== obj1[key]) {
                    return false;
                }
            }
        }
        return true;
    }
    function getUnequalProps(obj0, obj1) {
        var keys = [];
        for (var key in obj0) {
            if (hasOwnProperty.call(obj0, key)) {
                if (!(key in obj1)) {
                    keys.push(key);
                }
            }
        }
        for (var key in obj1) {
            if (hasOwnProperty.call(obj1, key)) {
                if (obj0[key] !== obj1[key]) {
                    keys.push(key);
                }
            }
        }
        return keys;
    }
    function compareObjs(oldProps, newProps, equalityFuncs) {
        if (equalityFuncs === void 0) { equalityFuncs = {}; }
        if (oldProps === newProps) {
            return true;
        }
        for (var key in newProps) {
            if (key in oldProps &amp;&amp; isObjValsEqual(oldProps[key], newProps[key], equalityFuncs[key])) ;
            else {
                return false;
            }
        }
        // check for props that were omitted in the new
        for (var key in oldProps) {
            if (!(key in newProps)) {
                return false;
            }
        }
        return true;
    }
    /*
    assumed &quot;true&quot; equality for handler names like &quot;onReceiveSomething&quot;
    */
    function isObjValsEqual(val0, val1, comparator) {
        if (val0 === val1 || comparator === true) {
            return true;
        }
        if (comparator) {
            return comparator(val0, val1);
        }
        return false;
    }
    function collectFromHash(hash, startIndex, endIndex, step) {
        if (startIndex === void 0) { startIndex = 0; }
        if (step === void 0) { step = 1; }
        var res = [];
        if (endIndex == null) {
            endIndex = Object.keys(hash).length;
        }
        for (var i = startIndex; i &lt; endIndex; i += step) {
            var val = hash[i];
            if (val !== undefined) { // will disregard undefined for sparse arrays
                res.push(val);
            }
        }
        return res;
    }

    function parseRecurring(refined, defaultAllDay, dateEnv, recurringTypes) {
        for (var i = 0; i &lt; recurringTypes.length; i += 1) {
            var parsed = recurringTypes[i].parse(refined, dateEnv);
            if (parsed) {
                var allDay = refined.allDay;
                if (allDay == null) {
                    allDay = defaultAllDay;
                    if (allDay == null) {
                        allDay = parsed.allDayGuess;
                        if (allDay == null) {
                            allDay = false;
                        }
                    }
                }
                return {
                    allDay: allDay,
                    duration: parsed.duration,
                    typeData: parsed.typeData,
                    typeId: i,
                };
            }
        }
        return null;
    }
    function expandRecurring(eventStore, framingRange, context) {
        var dateEnv = context.dateEnv, pluginHooks = context.pluginHooks, options = context.options;
        var defs = eventStore.defs, instances = eventStore.instances;
        // remove existing recurring instances
        // TODO: bad. always expand events as a second step
        instances = filterHash(instances, function (instance) { return !defs[instance.defId].recurringDef; });
        for (var defId in defs) {
            var def = defs[defId];
            if (def.recurringDef) {
                var duration = def.recurringDef.duration;
                if (!duration) {
                    duration = def.allDay ?
                        options.defaultAllDayEventDuration :
                        options.defaultTimedEventDuration;
                }
                var starts = expandRecurringRanges(def, duration, framingRange, dateEnv, pluginHooks.recurringTypes);
                for (var _i = 0, starts_1 = starts; _i &lt; starts_1.length; _i++) {
                    var start = starts_1[_i];
                    var instance = createEventInstance(defId, {
                        start: start,
                        end: dateEnv.add(start, duration),
                    });
                    instances[instance.instanceId] = instance;
                }
            }
        }
        return { defs: defs, instances: instances };
    }
    /*
    Event MUST have a recurringDef
    */
    function expandRecurringRanges(eventDef, duration, framingRange, dateEnv, recurringTypes) {
        var typeDef = recurringTypes[eventDef.recurringDef.typeId];
        var markers = typeDef.expand(eventDef.recurringDef.typeData, {
            start: dateEnv.subtract(framingRange.start, duration),
            end: framingRange.end,
        }, dateEnv);
        // the recurrence plugins don&#039;t guarantee that all-day events are start-of-day, so we have to
        if (eventDef.allDay) {
            markers = markers.map(startOfDay);
        }
        return markers;
    }

    var INTERNAL_UNITS = [&#039;years&#039;, &#039;months&#039;, &#039;days&#039;, &#039;milliseconds&#039;];
    var PARSE_RE = /^(-?)(?:(\d+)\.)?(\d+):(\d\d)(?::(\d\d)(?:\.(\d\d\d))?)?/;
    // Parsing and Creation
    function createDuration(input, unit) {
        var _a;
        if (typeof input === &#039;string&#039;) {
            return parseString(input);
        }
        if (typeof input === &#039;object&#039; &amp;&amp; input) { // non-null object
            return parseObject(input);
        }
        if (typeof input === &#039;number&#039;) {
            return parseObject((_a = {}, _a[unit || &#039;milliseconds&#039;] = input, _a));
        }
        return null;
    }
    function parseString(s) {
        var m = PARSE_RE.exec(s);
        if (m) {
            var sign = m[1] ? -1 : 1;
            return {
                years: 0,
                months: 0,
                days: sign * (m[2] ? parseInt(m[2], 10) : 0),
                milliseconds: sign * ((m[3] ? parseInt(m[3], 10) : 0) * 60 * 60 * 1000 + // hours
                    (m[4] ? parseInt(m[4], 10) : 0) * 60 * 1000 + // minutes
                    (m[5] ? parseInt(m[5], 10) : 0) * 1000 + // seconds
                    (m[6] ? parseInt(m[6], 10) : 0) // ms
                ),
            };
        }
        return null;
    }
    function parseObject(obj) {
        var duration = {
            years: obj.years || obj.year || 0,
            months: obj.months || obj.month || 0,
            days: obj.days || obj.day || 0,
            milliseconds: (obj.hours || obj.hour || 0) * 60 * 60 * 1000 + // hours
                (obj.minutes || obj.minute || 0) * 60 * 1000 + // minutes
                (obj.seconds || obj.second || 0) * 1000 + // seconds
                (obj.milliseconds || obj.millisecond || obj.ms || 0),
        };
        var weeks = obj.weeks || obj.week;
        if (weeks) {
            duration.days += weeks * 7;
            duration.specifiedWeeks = true;
        }
        return duration;
    }
    // Equality
    function durationsEqual(d0, d1) {
        return d0.years === d1.years &amp;&amp;
            d0.months === d1.months &amp;&amp;
            d0.days === d1.days &amp;&amp;
            d0.milliseconds === d1.milliseconds;
    }
    function asCleanDays(dur) {
        if (!dur.years &amp;&amp; !dur.months &amp;&amp; !dur.milliseconds) {
            return dur.days;
        }
        return 0;
    }
    // Simple Math
    function addDurations(d0, d1) {
        return {
            years: d0.years + d1.years,
            months: d0.months + d1.months,
            days: d0.days + d1.days,
            milliseconds: d0.milliseconds + d1.milliseconds,
        };
    }
    function subtractDurations(d1, d0) {
        return {
            years: d1.years - d0.years,
            months: d1.months - d0.months,
            days: d1.days - d0.days,
            milliseconds: d1.milliseconds - d0.milliseconds,
        };
    }
    function multiplyDuration(d, n) {
        return {
            years: d.years * n,
            months: d.months * n,
            days: d.days * n,
            milliseconds: d.milliseconds * n,
        };
    }
    // Conversions
    // &quot;Rough&quot; because they are based on average-case Gregorian months/years
    function asRoughYears(dur) {
        return asRoughDays(dur) / 365;
    }
    function asRoughMonths(dur) {
        return asRoughDays(dur) / 30;
    }
    function asRoughDays(dur) {
        return asRoughMs(dur) / 864e5;
    }
    function asRoughMinutes(dur) {
        return asRoughMs(dur) / (1000 * 60);
    }
    function asRoughSeconds(dur) {
        return asRoughMs(dur) / 1000;
    }
    function asRoughMs(dur) {
        return dur.years * (365 * 864e5) +
            dur.months * (30 * 864e5) +
            dur.days * 864e5 +
            dur.milliseconds;
    }
    // Advanced Math
    function wholeDivideDurations(numerator, denominator) {
        var res = null;
        for (var i = 0; i &lt; INTERNAL_UNITS.length; i += 1) {
            var unit = INTERNAL_UNITS[i];
            if (denominator[unit]) {
                var localRes = numerator[unit] / denominator[unit];
                if (!isInt(localRes) || (res !== null &amp;&amp; res !== localRes)) {
                    return null;
                }
                res = localRes;
            }
            else if (numerator[unit]) {
                // needs to divide by something but can&#039;t!
                return null;
            }
        }
        return res;
    }
    function greatestDurationDenominator(dur) {
        var ms = dur.milliseconds;
        if (ms) {
            if (ms % 1000 !== 0) {
                return { unit: &#039;millisecond&#039;, value: ms };
            }
            if (ms % (1000 * 60) !== 0) {
                return { unit: &#039;second&#039;, value: ms / 1000 };
            }
            if (ms % (1000 * 60 * 60) !== 0) {
                return { unit: &#039;minute&#039;, value: ms / (1000 * 60) };
            }
            if (ms) {
                return { unit: &#039;hour&#039;, value: ms / (1000 * 60 * 60) };
            }
        }
        if (dur.days) {
            if (dur.specifiedWeeks &amp;&amp; dur.days % 7 === 0) {
                return { unit: &#039;week&#039;, value: dur.days / 7 };
            }
            return { unit: &#039;day&#039;, value: dur.days };
        }
        if (dur.months) {
            return { unit: &#039;month&#039;, value: dur.months };
        }
        if (dur.years) {
            return { unit: &#039;year&#039;, value: dur.years };
        }
        return { unit: &#039;millisecond&#039;, value: 0 };
    }

    // timeZoneOffset is in minutes
    function buildIsoString(marker, timeZoneOffset, stripZeroTime) {
        if (stripZeroTime === void 0) { stripZeroTime = false; }
        var s = marker.toISOString();
        s = s.replace(&#039;.000&#039;, &#039;&#039;);
        if (stripZeroTime) {
            s = s.replace(&#039;T00:00:00Z&#039;, &#039;&#039;);
        }
        if (s.length &gt; 10) { // time part wasn&#039;t stripped, can add timezone info
            if (timeZoneOffset == null) {
                s = s.replace(&#039;Z&#039;, &#039;&#039;);
            }
            else if (timeZoneOffset !== 0) {
                s = s.replace(&#039;Z&#039;, formatTimeZoneOffset(timeZoneOffset, true));
            }
            // otherwise, its UTC-0 and we want to keep the Z
        }
        return s;
    }
    // formats the date, but with no time part
    // TODO: somehow merge with buildIsoString and stripZeroTime
    // TODO: rename. omit &quot;string&quot;
    function formatDayString(marker) {
        return marker.toISOString().replace(/T.*$/, &#039;&#039;);
    }
    // TODO: use Date::toISOString and use everything after the T?
    function formatIsoTimeString(marker) {
        return padStart(marker.getUTCHours(), 2) + &#039;:&#039; +
            padStart(marker.getUTCMinutes(), 2) + &#039;:&#039; +
            padStart(marker.getUTCSeconds(), 2);
    }
    function formatTimeZoneOffset(minutes, doIso) {
        if (doIso === void 0) { doIso = false; }
        var sign = minutes &lt; 0 ? &#039;-&#039; : &#039;+&#039;;
        var abs = Math.abs(minutes);
        var hours = Math.floor(abs / 60);
        var mins = Math.round(abs % 60);
        if (doIso) {
            return sign + padStart(hours, 2) + &quot;:&quot; + padStart(mins, 2);
        }
        return &quot;GMT&quot; + sign + hours + (mins ? &quot;:&quot; + padStart(mins, 2) : &#039;&#039;);
    }

    // TODO: new util arrayify?
    function removeExact(array, exactVal) {
        var removeCnt = 0;
        var i = 0;
        while (i &lt; array.length) {
            if (array[i] === exactVal) {
                array.splice(i, 1);
                removeCnt += 1;
            }
            else {
                i += 1;
            }
        }
        return removeCnt;
    }
    function isArraysEqual(a0, a1, equalityFunc) {
        if (a0 === a1) {
            return true;
        }
        var len = a0.length;
        var i;
        if (len !== a1.length) { // not array? or not same length?
            return false;
        }
        for (i = 0; i &lt; len; i += 1) {
            if (!(equalityFunc ? equalityFunc(a0[i], a1[i]) : a0[i] === a1[i])) {
                return false;
            }
        }
        return true;
    }

    function memoize(workerFunc, resEquality, teardownFunc) {
        var currentArgs;
        var currentRes;
        return function () {
            var newArgs = [];
            for (var _i = 0; _i &lt; arguments.length; _i++) {
                newArgs[_i] = arguments[_i];
            }
            if (!currentArgs) {
                currentRes = workerFunc.apply(this, newArgs);
            }
            else if (!isArraysEqual(currentArgs, newArgs)) {
                if (teardownFunc) {
                    teardownFunc(currentRes);
                }
                var res = workerFunc.apply(this, newArgs);
                if (!resEquality || !resEquality(res, currentRes)) {
                    currentRes = res;
                }
            }
            currentArgs = newArgs;
            return currentRes;
        };
    }
    function memoizeObjArg(workerFunc, resEquality, teardownFunc) {
        var _this = this;
        var currentArg;
        var currentRes;
        return function (newArg) {
            if (!currentArg) {
                currentRes = workerFunc.call(_this, newArg);
            }
            else if (!isPropsEqual(currentArg, newArg)) {
                if (teardownFunc) {
                    teardownFunc(currentRes);
                }
                var res = workerFunc.call(_this, newArg);
                if (!resEquality || !resEquality(res, currentRes)) {
                    currentRes = res;
                }
            }
            currentArg = newArg;
            return currentRes;
        };
    }
    function memoizeArraylike(// used at all?
    workerFunc, resEquality, teardownFunc) {
        var _this = this;
        var currentArgSets = [];
        var currentResults = [];
        return function (newArgSets) {
            var currentLen = currentArgSets.length;
            var newLen = newArgSets.length;
            var i = 0;
            for (; i &lt; currentLen; i += 1) {
                if (!newArgSets[i]) { // one of the old sets no longer exists
                    if (teardownFunc) {
                        teardownFunc(currentResults[i]);
                    }
                }
                else if (!isArraysEqual(currentArgSets[i], newArgSets[i])) {
                    if (teardownFunc) {
                        teardownFunc(currentResults[i]);
                    }
                    var res = workerFunc.apply(_this, newArgSets[i]);
                    if (!resEquality || !resEquality(res, currentResults[i])) {
                        currentResults[i] = res;
                    }
                }
            }
            for (; i &lt; newLen; i += 1) {
                currentResults[i] = workerFunc.apply(_this, newArgSets[i]);
            }
            currentArgSets = newArgSets;
            currentResults.splice(newLen); // remove excess
            return currentResults;
        };
    }
    function memoizeHashlike(// used?
    workerFunc, resEquality, teardownFunc) {
        var _this = this;
        var currentArgHash = {};
        var currentResHash = {};
        return function (newArgHash) {
            var newResHash = {};
            for (var key in newArgHash) {
                if (!currentResHash[key]) {
                    newResHash[key] = workerFunc.apply(_this, newArgHash[key]);
                }
                else if (!isArraysEqual(currentArgHash[key], newArgHash[key])) {
                    if (teardownFunc) {
                        teardownFunc(currentResHash[key]);
                    }
                    var res = workerFunc.apply(_this, newArgHash[key]);
                    newResHash[key] = (resEquality &amp;&amp; resEquality(res, currentResHash[key]))
                        ? currentResHash[key]
                        : res;
                }
                else {
                    newResHash[key] = currentResHash[key];
                }
            }
            currentArgHash = newArgHash;
            currentResHash = newResHash;
            return newResHash;
        };
    }

    var EXTENDED_SETTINGS_AND_SEVERITIES = {
        week: 3,
        separator: 0,
        omitZeroMinute: 0,
        meridiem: 0,
        omitCommas: 0,
    };
    var STANDARD_DATE_PROP_SEVERITIES = {
        timeZoneName: 7,
        era: 6,
        year: 5,
        month: 4,
        day: 2,
        weekday: 2,
        hour: 1,
        minute: 1,
        second: 1,
    };
    var MERIDIEM_RE = /\s*([ap])\.?m\.?/i; // eats up leading spaces too
    var COMMA_RE = /,/g; // we need re for globalness
    var MULTI_SPACE_RE = /\s+/g;
    var LTR_RE = /\u200e/g; // control character
    var UTC_RE = /UTC|GMT/;
    var NativeFormatter = /** @class */ (function () {
        function NativeFormatter(formatSettings) {
            var standardDateProps = {};
            var extendedSettings = {};
            var severity = 0;
            for (var name_1 in formatSettings) {
                if (name_1 in EXTENDED_SETTINGS_AND_SEVERITIES) {
                    extendedSettings[name_1] = formatSettings[name_1];
                    severity = Math.max(EXTENDED_SETTINGS_AND_SEVERITIES[name_1], severity);
                }
                else {
                    standardDateProps[name_1] = formatSettings[name_1];
                    if (name_1 in STANDARD_DATE_PROP_SEVERITIES) { // TODO: what about hour12? no severity
                        severity = Math.max(STANDARD_DATE_PROP_SEVERITIES[name_1], severity);
                    }
                }
            }
            this.standardDateProps = standardDateProps;
            this.extendedSettings = extendedSettings;
            this.severity = severity;
            this.buildFormattingFunc = memoize(buildFormattingFunc);
        }
        NativeFormatter.prototype.format = function (date, context) {
            return this.buildFormattingFunc(this.standardDateProps, this.extendedSettings, context)(date);
        };
        NativeFormatter.prototype.formatRange = function (start, end, context, betterDefaultSeparator) {
            var _a = this, standardDateProps = _a.standardDateProps, extendedSettings = _a.extendedSettings;
            var diffSeverity = computeMarkerDiffSeverity(start.marker, end.marker, context.calendarSystem);
            if (!diffSeverity) {
                return this.format(start, context);
            }
            var biggestUnitForPartial = diffSeverity;
            if (biggestUnitForPartial &gt; 1 &amp;&amp; // the two dates are different in a way that&#039;s larger scale than time
                (standardDateProps.year === &#039;numeric&#039; || standardDateProps.year === &#039;2-digit&#039;) &amp;&amp;
                (standardDateProps.month === &#039;numeric&#039; || standardDateProps.month === &#039;2-digit&#039;) &amp;&amp;
                (standardDateProps.day === &#039;numeric&#039; || standardDateProps.day === &#039;2-digit&#039;)) {
                biggestUnitForPartial = 1; // make it look like the dates are only different in terms of time
            }
            var full0 = this.format(start, context);
            var full1 = this.format(end, context);
            if (full0 === full1) {
                return full0;
            }
            var partialDateProps = computePartialFormattingOptions(standardDateProps, biggestUnitForPartial);
            var partialFormattingFunc = buildFormattingFunc(partialDateProps, extendedSettings, context);
            var partial0 = partialFormattingFunc(start);
            var partial1 = partialFormattingFunc(end);
            var insertion = findCommonInsertion(full0, partial0, full1, partial1);
            var separator = extendedSettings.separator || betterDefaultSeparator || context.defaultSeparator || &#039;&#039;;
            if (insertion) {
                return insertion.before + partial0 + separator + partial1 + insertion.after;
            }
            return full0 + separator + full1;
        };
        NativeFormatter.prototype.getLargestUnit = function () {
            switch (this.severity) {
                case 7:
                case 6:
                case 5:
                    return &#039;year&#039;;
                case 4:
                    return &#039;month&#039;;
                case 3:
                    return &#039;week&#039;;
                case 2:
                    return &#039;day&#039;;
                default:
                    return &#039;time&#039;; // really?
            }
        };
        return NativeFormatter;
    }());
    function buildFormattingFunc(standardDateProps, extendedSettings, context) {
        var standardDatePropCnt = Object.keys(standardDateProps).length;
        if (standardDatePropCnt === 1 &amp;&amp; standardDateProps.timeZoneName === &#039;short&#039;) {
            return function (date) { return (formatTimeZoneOffset(date.timeZoneOffset)); };
        }
        if (standardDatePropCnt === 0 &amp;&amp; extendedSettings.week) {
            return function (date) { return (formatWeekNumber(context.computeWeekNumber(date.marker), context.weekText, context.locale, extendedSettings.week)); };
        }
        return buildNativeFormattingFunc(standardDateProps, extendedSettings, context);
    }
    function buildNativeFormattingFunc(standardDateProps, extendedSettings, context) {
        standardDateProps = __assign({}, standardDateProps); // copy
        extendedSettings = __assign({}, extendedSettings); // copy
        sanitizeSettings(standardDateProps, extendedSettings);
        standardDateProps.timeZone = &#039;UTC&#039;; // we leverage the only guaranteed timeZone for our UTC markers
        var normalFormat = new Intl.DateTimeFormat(context.locale.codes, standardDateProps);
        var zeroFormat; // needed?
        if (extendedSettings.omitZeroMinute) {
            var zeroProps = __assign({}, standardDateProps);
            delete zeroProps.minute; // seconds and ms were already considered in sanitizeSettings
            zeroFormat = new Intl.DateTimeFormat(context.locale.codes, zeroProps);
        }
        return function (date) {
            var marker = date.marker;
            var format;
            if (zeroFormat &amp;&amp; !marker.getUTCMinutes()) {
                format = zeroFormat;
            }
            else {
                format = normalFormat;
            }
            var s = format.format(marker);
            return postProcess(s, date, standardDateProps, extendedSettings, context);
        };
    }
    function sanitizeSettings(standardDateProps, extendedSettings) {
        // deal with a browser inconsistency where formatting the timezone
        // requires that the hour/minute be present.
        if (standardDateProps.timeZoneName) {
            if (!standardDateProps.hour) {
                standardDateProps.hour = &#039;2-digit&#039;;
            }
            if (!standardDateProps.minute) {
                standardDateProps.minute = &#039;2-digit&#039;;
            }
        }
        // only support short timezone names
        if (standardDateProps.timeZoneName === &#039;long&#039;) {
            standardDateProps.timeZoneName = &#039;short&#039;;
        }
        // if requesting to display seconds, MUST display minutes
        if (extendedSettings.omitZeroMinute &amp;&amp; (standardDateProps.second || standardDateProps.millisecond)) {
            delete extendedSettings.omitZeroMinute;
        }
    }
    function postProcess(s, date, standardDateProps, extendedSettings, context) {
        s = s.replace(LTR_RE, &#039;&#039;); // remove left-to-right control chars. do first. good for other regexes
        if (standardDateProps.timeZoneName === &#039;short&#039;) {
            s = injectTzoStr(s, (context.timeZone === &#039;UTC&#039; || date.timeZoneOffset == null) ?
                &#039;UTC&#039; : // important to normalize for IE, which does &quot;GMT&quot;
                formatTimeZoneOffset(date.timeZoneOffset));
        }
        if (extendedSettings.omitCommas) {
            s = s.replace(COMMA_RE, &#039;&#039;).trim();
        }
        if (extendedSettings.omitZeroMinute) {
            s = s.replace(&#039;:00&#039;, &#039;&#039;); // zeroFormat doesn&#039;t always achieve this
        }
        // ^ do anything that might create adjacent spaces before this point,
        // because MERIDIEM_RE likes to eat up loading spaces
        if (extendedSettings.meridiem === false) {
            s = s.replace(MERIDIEM_RE, &#039;&#039;).trim();
        }
        else if (extendedSettings.meridiem === &#039;narrow&#039;) { // a/p
            s = s.replace(MERIDIEM_RE, function (m0, m1) { return m1.toLocaleLowerCase(); });
        }
        else if (extendedSettings.meridiem === &#039;short&#039;) { // am/pm
            s = s.replace(MERIDIEM_RE, function (m0, m1) { return m1.toLocaleLowerCase() + &quot;m&quot;; });
        }
        else if (extendedSettings.meridiem === &#039;lowercase&#039;) { // other meridiem transformers already converted to lowercase
            s = s.replace(MERIDIEM_RE, function (m0) { return m0.toLocaleLowerCase(); });
        }
        s = s.replace(MULTI_SPACE_RE, &#039; &#039;);
        s = s.trim();
        return s;
    }
    function injectTzoStr(s, tzoStr) {
        var replaced = false;
        s = s.replace(UTC_RE, function () {
            replaced = true;
            return tzoStr;
        });
        // IE11 doesn&#039;t include UTC/GMT in the original string, so append to end
        if (!replaced) {
            s += &quot; &quot; + tzoStr;
        }
        return s;
    }
    function formatWeekNumber(num, weekText, locale, display) {
        var parts = [];
        if (display === &#039;narrow&#039;) {
            parts.push(weekText);
        }
        else if (display === &#039;short&#039;) {
            parts.push(weekText, &#039; &#039;);
        }
        // otherwise, considered &#039;numeric&#039;
        parts.push(locale.simpleNumberFormat.format(num));
        if (locale.options.direction === &#039;rtl&#039;) { // TODO: use control characters instead?
            parts.reverse();
        }
        return parts.join(&#039;&#039;);
    }
    // Range Formatting Utils
    // 0 = exactly the same
    // 1 = different by time
    // and bigger
    function computeMarkerDiffSeverity(d0, d1, ca) {
        if (ca.getMarkerYear(d0) !== ca.getMarkerYear(d1)) {
            return 5;
        }
        if (ca.getMarkerMonth(d0) !== ca.getMarkerMonth(d1)) {
            return 4;
        }
        if (ca.getMarkerDay(d0) !== ca.getMarkerDay(d1)) {
            return 2;
        }
        if (timeAsMs(d0) !== timeAsMs(d1)) {
            return 1;
        }
        return 0;
    }
    function computePartialFormattingOptions(options, biggestUnit) {
        var partialOptions = {};
        for (var name_2 in options) {
            if (!(name_2 in STANDARD_DATE_PROP_SEVERITIES) || // not a date part prop (like timeZone)
                STANDARD_DATE_PROP_SEVERITIES[name_2] &lt;= biggestUnit) {
                partialOptions[name_2] = options[name_2];
            }
        }
        return partialOptions;
    }
    function findCommonInsertion(full0, partial0, full1, partial1) {
        var i0 = 0;
        while (i0 &lt; full0.length) {
            var found0 = full0.indexOf(partial0, i0);
            if (found0 === -1) {
                break;
            }
            var before0 = full0.substr(0, found0);
            i0 = found0 + partial0.length;
            var after0 = full0.substr(i0);
            var i1 = 0;
            while (i1 &lt; full1.length) {
                var found1 = full1.indexOf(partial1, i1);
                if (found1 === -1) {
                    break;
                }
                var before1 = full1.substr(0, found1);
                i1 = found1 + partial1.length;
                var after1 = full1.substr(i1);
                if (before0 === before1 &amp;&amp; after0 === after1) {
                    return {
                        before: before0,
                        after: after0,
                    };
                }
            }
        }
        return null;
    }

    function expandZonedMarker(dateInfo, calendarSystem) {
        var a = calendarSystem.markerToArray(dateInfo.marker);
        return {
            marker: dateInfo.marker,
            timeZoneOffset: dateInfo.timeZoneOffset,
            array: a,
            year: a[0],
            month: a[1],
            day: a[2],
            hour: a[3],
            minute: a[4],
            second: a[5],
            millisecond: a[6],
        };
    }

    function createVerboseFormattingArg(start, end, context, betterDefaultSeparator) {
        var startInfo = expandZonedMarker(start, context.calendarSystem);
        var endInfo = end ? expandZonedMarker(end, context.calendarSystem) : null;
        return {
            date: startInfo,
            start: startInfo,
            end: endInfo,
            timeZone: context.timeZone,
            localeCodes: context.locale.codes,
            defaultSeparator: betterDefaultSeparator || context.defaultSeparator,
        };
    }

    /*
    TODO: fix the terminology of &quot;formatter&quot; vs &quot;formatting func&quot;
    */
    /*
    At the time of instantiation, this object does not know which cmd-formatting system it will use.
    It receives this at the time of formatting, as a setting.
    */
    var CmdFormatter = /** @class */ (function () {
        function CmdFormatter(cmdStr) {
            this.cmdStr = cmdStr;
        }
        CmdFormatter.prototype.format = function (date, context, betterDefaultSeparator) {
            return context.cmdFormatter(this.cmdStr, createVerboseFormattingArg(date, null, context, betterDefaultSeparator));
        };
        CmdFormatter.prototype.formatRange = function (start, end, context, betterDefaultSeparator) {
            return context.cmdFormatter(this.cmdStr, createVerboseFormattingArg(start, end, context, betterDefaultSeparator));
        };
        return CmdFormatter;
    }());

    var FuncFormatter = /** @class */ (function () {
        function FuncFormatter(func) {
            this.func = func;
        }
        FuncFormatter.prototype.format = function (date, context, betterDefaultSeparator) {
            return this.func(createVerboseFormattingArg(date, null, context, betterDefaultSeparator));
        };
        FuncFormatter.prototype.formatRange = function (start, end, context, betterDefaultSeparator) {
            return this.func(createVerboseFormattingArg(start, end, context, betterDefaultSeparator));
        };
        return FuncFormatter;
    }());

    function createFormatter(input) {
        if (typeof input === &#039;object&#039; &amp;&amp; input) { // non-null object
            return new NativeFormatter(input);
        }
        if (typeof input === &#039;string&#039;) {
            return new CmdFormatter(input);
        }
        if (typeof input === &#039;function&#039;) {
            return new FuncFormatter(input);
        }
        return null;
    }

    // base options
    // ------------
    var BASE_OPTION_REFINERS = {
        navLinkDayClick: identity,
        navLinkWeekClick: identity,
        duration: createDuration,
        bootstrapFontAwesome: identity,
        buttonIcons: identity,
        customButtons: identity,
        defaultAllDayEventDuration: createDuration,
        defaultTimedEventDuration: createDuration,
        nextDayThreshold: createDuration,
        scrollTime: createDuration,
        slotMinTime: createDuration,
        slotMaxTime: createDuration,
        dayPopoverFormat: createFormatter,
        slotDuration: createDuration,
        snapDuration: createDuration,
        headerToolbar: identity,
        footerToolbar: identity,
        defaultRangeSeparator: String,
        titleRangeSeparator: String,
        forceEventDuration: Boolean,
        dayHeaders: Boolean,
        dayHeaderFormat: createFormatter,
        dayHeaderClassNames: identity,
        dayHeaderContent: identity,
        dayHeaderDidMount: identity,
        dayHeaderWillUnmount: identity,
        dayCellClassNames: identity,
        dayCellContent: identity,
        dayCellDidMount: identity,
        dayCellWillUnmount: identity,
        initialView: String,
        aspectRatio: Number,
        weekends: Boolean,
        weekNumberCalculation: identity,
        weekNumbers: Boolean,
        weekNumberClassNames: identity,
        weekNumberContent: identity,
        weekNumberDidMount: identity,
        weekNumberWillUnmount: identity,
        editable: Boolean,
        viewClassNames: identity,
        viewDidMount: identity,
        viewWillUnmount: identity,
        nowIndicator: Boolean,
        nowIndicatorClassNames: identity,
        nowIndicatorContent: identity,
        nowIndicatorDidMount: identity,
        nowIndicatorWillUnmount: identity,
        showNonCurrentDates: Boolean,
        lazyFetching: Boolean,
        startParam: String,
        endParam: String,
        timeZoneParam: String,
        timeZone: String,
        locales: identity,
        locale: identity,
        themeSystem: String,
        dragRevertDuration: Number,
        dragScroll: Boolean,
        allDayMaintainDuration: Boolean,
        unselectAuto: Boolean,
        dropAccept: identity,
        eventOrder: parseFieldSpecs,
        handleWindowResize: Boolean,
        windowResizeDelay: Number,
        longPressDelay: Number,
        eventDragMinDistance: Number,
        expandRows: Boolean,
        height: identity,
        contentHeight: identity,
        direction: String,
        weekNumberFormat: createFormatter,
        eventResizableFromStart: Boolean,
        displayEventTime: Boolean,
        displayEventEnd: Boolean,
        weekText: String,
        progressiveEventRendering: Boolean,
        businessHours: identity,
        initialDate: identity,
        now: identity,
        eventDataTransform: identity,
        stickyHeaderDates: identity,
        stickyFooterScrollbar: identity,
        viewHeight: identity,
        defaultAllDay: Boolean,
        eventSourceFailure: identity,
        eventSourceSuccess: identity,
        eventDisplay: String,
        eventStartEditable: Boolean,
        eventDurationEditable: Boolean,
        eventOverlap: identity,
        eventConstraint: identity,
        eventAllow: identity,
        eventBackgroundColor: String,
        eventBorderColor: String,
        eventTextColor: String,
        eventColor: String,
        eventClassNames: identity,
        eventContent: identity,
        eventDidMount: identity,
        eventWillUnmount: identity,
        selectConstraint: identity,
        selectOverlap: identity,
        selectAllow: identity,
        droppable: Boolean,
        unselectCancel: String,
        slotLabelFormat: identity,
        slotLaneClassNames: identity,
        slotLaneContent: identity,
        slotLaneDidMount: identity,
        slotLaneWillUnmount: identity,
        slotLabelClassNames: identity,
        slotLabelContent: identity,
        slotLabelDidMount: identity,
        slotLabelWillUnmount: identity,
        dayMaxEvents: identity,
        dayMaxEventRows: identity,
        dayMinWidth: Number,
        slotLabelInterval: createDuration,
        allDayText: String,
        allDayClassNames: identity,
        allDayContent: identity,
        allDayDidMount: identity,
        allDayWillUnmount: identity,
        slotMinWidth: Number,
        navLinks: Boolean,
        eventTimeFormat: createFormatter,
        rerenderDelay: Number,
        moreLinkText: identity,
        selectMinDistance: Number,
        selectable: Boolean,
        selectLongPressDelay: Number,
        eventLongPressDelay: Number,
        selectMirror: Boolean,
        eventMinHeight: Number,
        slotEventOverlap: Boolean,
        plugins: identity,
        firstDay: Number,
        dayCount: Number,
        dateAlignment: String,
        dateIncrement: createDuration,
        hiddenDays: identity,
        monthMode: Boolean,
        fixedWeekCount: Boolean,
        validRange: identity,
        visibleRange: identity,
        titleFormat: identity,
        // only used by list-view, but languages define the value, so we need it in base options
        noEventsText: String,
    };
    // do NOT give a type here. need `typeof BASE_OPTION_DEFAULTS` to give real results.
    // raw values.
    var BASE_OPTION_DEFAULTS = {
        eventDisplay: &#039;auto&#039;,
        defaultRangeSeparator: &#039; - &#039;,
        titleRangeSeparator: &#039; \u2013 &#039;,
        defaultTimedEventDuration: &#039;01:00:00&#039;,
        defaultAllDayEventDuration: { day: 1 },
        forceEventDuration: false,
        nextDayThreshold: &#039;00:00:00&#039;,
        dayHeaders: true,
        initialView: &#039;&#039;,
        aspectRatio: 1.35,
        headerToolbar: {
            start: &#039;title&#039;,
            center: &#039;&#039;,
            end: &#039;today prev,next&#039;,
        },
        weekends: true,
        weekNumbers: false,
        weekNumberCalculation: &#039;local&#039;,
        editable: false,
        nowIndicator: false,
        scrollTime: &#039;06:00:00&#039;,
        slotMinTime: &#039;00:00:00&#039;,
        slotMaxTime: &#039;24:00:00&#039;,
        showNonCurrentDates: true,
        lazyFetching: true,
        startParam: &#039;start&#039;,
        endParam: &#039;end&#039;,
        timeZoneParam: &#039;timeZone&#039;,
        timeZone: &#039;local&#039;,
        locales: [],
        locale: &#039;&#039;,
        themeSystem: &#039;standard&#039;,
        dragRevertDuration: 500,
        dragScroll: true,
        allDayMaintainDuration: false,
        unselectAuto: true,
        dropAccept: &#039;*&#039;,
        eventOrder: &#039;start,-duration,allDay,title&#039;,
        dayPopoverFormat: { month: &#039;long&#039;, day: &#039;numeric&#039;, year: &#039;numeric&#039; },
        handleWindowResize: true,
        windowResizeDelay: 100,
        longPressDelay: 1000,
        eventDragMinDistance: 5,
        expandRows: false,
        navLinks: false,
        selectable: false,
    };
    // calendar listeners
    // ------------------
    var CALENDAR_LISTENER_REFINERS = {
        datesSet: identity,
        eventsSet: identity,
        eventAdd: identity,
        eventChange: identity,
        eventRemove: identity,
        windowResize: identity,
        eventClick: identity,
        eventMouseEnter: identity,
        eventMouseLeave: identity,
        select: identity,
        unselect: identity,
        loading: identity,
        // internal
        _unmount: identity,
        _beforeprint: identity,
        _afterprint: identity,
        _noEventDrop: identity,
        _noEventResize: identity,
        _resize: identity,
        _scrollRequest: identity,
    };
    // calendar-specific options
    // -------------------------
    var CALENDAR_OPTION_REFINERS = {
        buttonText: identity,
        views: identity,
        plugins: identity,
        initialEvents: identity,
        events: identity,
        eventSources: identity,
    };
    var COMPLEX_OPTION_COMPARATORS = {
        headerToolbar: isBoolComplexEqual,
        footerToolbar: isBoolComplexEqual,
        buttonText: isBoolComplexEqual,
        buttonIcons: isBoolComplexEqual,
    };
    function isBoolComplexEqual(a, b) {
        if (typeof a === &#039;object&#039; &amp;&amp; typeof b === &#039;object&#039; &amp;&amp; a &amp;&amp; b) { // both non-null objects
            return isPropsEqual(a, b);
        }
        return a === b;
    }
    // view-specific options
    // ---------------------
    var VIEW_OPTION_REFINERS = {
        type: String,
        component: identity,
        buttonText: String,
        buttonTextKey: String,
        dateProfileGeneratorClass: identity,
        usesMinMaxTime: Boolean,
        classNames: identity,
        content: identity,
        didMount: identity,
        willUnmount: identity,
    };
    // util funcs
    // ----------------------------------------------------------------------------------------------------
    function mergeRawOptions(optionSets) {
        return mergeProps(optionSets, COMPLEX_OPTION_COMPARATORS);
    }
    function refineProps(input, refiners) {
        var refined = {};
        var extra = {};
        for (var propName in refiners) {
            if (propName in input) {
                refined[propName] = refiners[propName](input[propName]);
            }
        }
        for (var propName in input) {
            if (!(propName in refiners)) {
                extra[propName] = input[propName];
            }
        }
        return { refined: refined, extra: extra };
    }
    function identity(raw) {
        return raw;
    }

    function parseEvents(rawEvents, eventSource, context, allowOpenRange) {
        var eventStore = createEmptyEventStore();
        var eventRefiners = buildEventRefiners(context);
        for (var _i = 0, rawEvents_1 = rawEvents; _i &lt; rawEvents_1.length; _i++) {
            var rawEvent = rawEvents_1[_i];
            var tuple = parseEvent(rawEvent, eventSource, context, allowOpenRange, eventRefiners);
            if (tuple) {
                eventTupleToStore(tuple, eventStore);
            }
        }
        return eventStore;
    }
    function eventTupleToStore(tuple, eventStore) {
        if (eventStore === void 0) { eventStore = createEmptyEventStore(); }
        eventStore.defs[tuple.def.defId] = tuple.def;
        if (tuple.instance) {
            eventStore.instances[tuple.instance.instanceId] = tuple.instance;
        }
        return eventStore;
    }
    // retrieves events that have the same groupId as the instance specified by `instanceId`
    // or they are the same as the instance.
    // why might instanceId not be in the store? an event from another calendar?
    function getRelevantEvents(eventStore, instanceId) {
        var instance = eventStore.instances[instanceId];
        if (instance) {
            var def_1 = eventStore.defs[instance.defId];
            // get events/instances with same group
            var newStore = filterEventStoreDefs(eventStore, function (lookDef) { return isEventDefsGrouped(def_1, lookDef); });
            // add the original
            // TODO: wish we could use eventTupleToStore or something like it
            newStore.defs[def_1.defId] = def_1;
            newStore.instances[instance.instanceId] = instance;
            return newStore;
        }
        return createEmptyEventStore();
    }
    function isEventDefsGrouped(def0, def1) {
        return Boolean(def0.groupId &amp;&amp; def0.groupId === def1.groupId);
    }
    function createEmptyEventStore() {
        return { defs: {}, instances: {} };
    }
    function mergeEventStores(store0, store1) {
        return {
            defs: __assign(__assign({}, store0.defs), store1.defs),
            instances: __assign(__assign({}, store0.instances), store1.instances),
        };
    }
    function filterEventStoreDefs(eventStore, filterFunc) {
        var defs = filterHash(eventStore.defs, filterFunc);
        var instances = filterHash(eventStore.instances, function (instance) { return (defs[instance.defId] // still exists?
        ); });
        return { defs: defs, instances: instances };
    }
    function excludeSubEventStore(master, sub) {
        var defs = master.defs, instances = master.instances;
        var filteredDefs = {};
        var filteredInstances = {};
        for (var defId in defs) {
            if (!sub.defs[defId]) { // not explicitly excluded
                filteredDefs[defId] = defs[defId];
            }
        }
        for (var instanceId in instances) {
            if (!sub.instances[instanceId] &amp;&amp; // not explicitly excluded
                filteredDefs[instances[instanceId].defId] // def wasn&#039;t filtered away
            ) {
                filteredInstances[instanceId] = instances[instanceId];
            }
        }
        return {
            defs: filteredDefs,
            instances: filteredInstances,
        };
    }

    function normalizeConstraint(input, context) {
        if (Array.isArray(input)) {
            return parseEvents(input, null, context, true); // allowOpenRange=true
        }
        if (typeof input === &#039;object&#039; &amp;&amp; input) { // non-null object
            return parseEvents([input], null, context, true); // allowOpenRange=true
        }
        if (input != null) {
            return String(input);
        }
        return null;
    }

    function parseClassNames(raw) {
        if (Array.isArray(raw)) {
            return raw;
        }
        if (typeof raw === &#039;string&#039;) {
            return raw.split(/\s+/);
        }
        return [];
    }

    // TODO: better called &quot;EventSettings&quot; or &quot;EventConfig&quot;
    // TODO: move this file into structs
    // TODO: separate constraint/overlap/allow, because selection uses only that, not other props
    var EVENT_UI_REFINERS = {
        display: String,
        editable: Boolean,
        startEditable: Boolean,
        durationEditable: Boolean,
        constraint: identity,
        overlap: identity,
        allow: identity,
        className: parseClassNames,
        classNames: parseClassNames,
        color: String,
        backgroundColor: String,
        borderColor: String,
        textColor: String,
    };
    var EMPTY_EVENT_UI = {
        display: null,
        startEditable: null,
        durationEditable: null,
        constraints: [],
        overlap: null,
        allows: [],
        backgroundColor: &#039;&#039;,
        borderColor: &#039;&#039;,
        textColor: &#039;&#039;,
        classNames: [],
    };
    function createEventUi(refined, context) {
        var constraint = normalizeConstraint(refined.constraint, context);
        return {
            display: refined.display || null,
            startEditable: refined.startEditable != null ? refined.startEditable : refined.editable,
            durationEditable: refined.durationEditable != null ? refined.durationEditable : refined.editable,
            constraints: constraint != null ? [constraint] : [],
            overlap: refined.overlap != null ? refined.overlap : null,
            allows: refined.allow != null ? [refined.allow] : [],
            backgroundColor: refined.backgroundColor || refined.color || &#039;&#039;,
            borderColor: refined.borderColor || refined.color || &#039;&#039;,
            textColor: refined.textColor || &#039;&#039;,
            classNames: (refined.className || []).concat(refined.classNames || []),
        };
    }
    // TODO: prevent against problems with &lt;2 args!
    function combineEventUis(uis) {
        return uis.reduce(combineTwoEventUis, EMPTY_EVENT_UI);
    }
    function combineTwoEventUis(item0, item1) {
        return {
            display: item1.display != null ? item1.display : item0.display,
            startEditable: item1.startEditable != null ? item1.startEditable : item0.startEditable,
            durationEditable: item1.durationEditable != null ? item1.durationEditable : item0.durationEditable,
            constraints: item0.constraints.concat(item1.constraints),
            overlap: typeof item1.overlap === &#039;boolean&#039; ? item1.overlap : item0.overlap,
            allows: item0.allows.concat(item1.allows),
            backgroundColor: item1.backgroundColor || item0.backgroundColor,
            borderColor: item1.borderColor || item0.borderColor,
            textColor: item1.textColor || item0.textColor,
            classNames: item0.classNames.concat(item1.classNames),
        };
    }

    var EVENT_NON_DATE_REFINERS = {
        id: String,
        groupId: String,
        title: String,
        url: String,
    };
    var EVENT_DATE_REFINERS = {
        start: identity,
        end: identity,
        date: identity,
        allDay: Boolean,
    };
    var EVENT_REFINERS = __assign(__assign(__assign({}, EVENT_NON_DATE_REFINERS), EVENT_DATE_REFINERS), { extendedProps: identity });
    function parseEvent(raw, eventSource, context, allowOpenRange, refiners) {
        if (refiners === void 0) { refiners = buildEventRefiners(context); }
        var _a = refineEventDef(raw, context, refiners), refined = _a.refined, extra = _a.extra;
        var defaultAllDay = computeIsDefaultAllDay(eventSource, context);
        var recurringRes = parseRecurring(refined, defaultAllDay, context.dateEnv, context.pluginHooks.recurringTypes);
        if (recurringRes) {
            var def = parseEventDef(refined, extra, eventSource ? eventSource.sourceId : &#039;&#039;, recurringRes.allDay, Boolean(recurringRes.duration), context);
            def.recurringDef = {
                typeId: recurringRes.typeId,
                typeData: recurringRes.typeData,
                duration: recurringRes.duration,
            };
            return { def: def, instance: null };
        }
        var singleRes = parseSingle(refined, defaultAllDay, context, allowOpenRange);
        if (singleRes) {
            var def = parseEventDef(refined, extra, eventSource ? eventSource.sourceId : &#039;&#039;, singleRes.allDay, singleRes.hasEnd, context);
            var instance = createEventInstance(def.defId, singleRes.range, singleRes.forcedStartTzo, singleRes.forcedEndTzo);
            return { def: def, instance: instance };
        }
        return null;
    }
    function refineEventDef(raw, context, refiners) {
        if (refiners === void 0) { refiners = buildEventRefiners(context); }
        return refineProps(raw, refiners);
    }
    function buildEventRefiners(context) {
        return __assign(__assign(__assign({}, EVENT_UI_REFINERS), EVENT_REFINERS), context.pluginHooks.eventRefiners);
    }
    /*
    Will NOT populate extendedProps with the leftover properties.
    Will NOT populate date-related props.
    */
    function parseEventDef(refined, extra, sourceId, allDay, hasEnd, context) {
        var def = {
            title: refined.title || &#039;&#039;,
            groupId: refined.groupId || &#039;&#039;,
            publicId: refined.id || &#039;&#039;,
            url: refined.url || &#039;&#039;,
            recurringDef: null,
            defId: guid(),
            sourceId: sourceId,
            allDay: allDay,
            hasEnd: hasEnd,
            ui: createEventUi(refined, context),
            extendedProps: __assign(__assign({}, (refined.extendedProps || {})), extra),
        };
        for (var _i = 0, _a = context.pluginHooks.eventDefMemberAdders; _i &lt; _a.length; _i++) {
            var memberAdder = _a[_i];
            __assign(def, memberAdder(refined));
        }
        // help out EventApi from having user modify props
        Object.freeze(def.ui.classNames);
        Object.freeze(def.extendedProps);
        return def;
    }
    function parseSingle(refined, defaultAllDay, context, allowOpenRange) {
        var allDay = refined.allDay;
        var startMeta;
        var startMarker = null;
        var hasEnd = false;
        var endMeta;
        var endMarker = null;
        var startInput = refined.start != null ? refined.start : refined.date;
        startMeta = context.dateEnv.createMarkerMeta(startInput);
        if (startMeta) {
            startMarker = startMeta.marker;
        }
        else if (!allowOpenRange) {
            return null;
        }
        if (refined.end != null) {
            endMeta = context.dateEnv.createMarkerMeta(refined.end);
        }
        if (allDay == null) {
            if (defaultAllDay != null) {
                allDay = defaultAllDay;
            }
            else {
                // fall back to the date props LAST
                allDay = (!startMeta || startMeta.isTimeUnspecified) &amp;&amp;
                    (!endMeta || endMeta.isTimeUnspecified);
            }
        }
        if (allDay &amp;&amp; startMarker) {
            startMarker = startOfDay(startMarker);
        }
        if (endMeta) {
            endMarker = endMeta.marker;
            if (allDay) {
                endMarker = startOfDay(endMarker);
            }
            if (startMarker &amp;&amp; endMarker &lt;= startMarker) {
                endMarker = null;
            }
        }
        if (endMarker) {
            hasEnd = true;
        }
        else if (!allowOpenRange) {
            hasEnd = context.options.forceEventDuration || false;
            endMarker = context.dateEnv.add(startMarker, allDay ?
                context.options.defaultAllDayEventDuration :
                context.options.defaultTimedEventDuration);
        }
        return {
            allDay: allDay,
            hasEnd: hasEnd,
            range: { start: startMarker, end: endMarker },
            forcedStartTzo: startMeta ? startMeta.forcedTzo : null,
            forcedEndTzo: endMeta ? endMeta.forcedTzo : null,
        };
    }
    function computeIsDefaultAllDay(eventSource, context) {
        var res = null;
        if (eventSource) {
            res = eventSource.defaultAllDay;
        }
        if (res == null) {
            res = context.options.defaultAllDay;
        }
        return res;
    }

    /* Date stuff that doesn&#039;t belong in datelib core
    ----------------------------------------------------------------------------------------------------------------------*/
    // given a timed range, computes an all-day range that has the same exact duration,
    // but whose start time is aligned with the start of the day.
    function computeAlignedDayRange(timedRange) {
        var dayCnt = Math.floor(diffDays(timedRange.start, timedRange.end)) || 1;
        var start = startOfDay(timedRange.start);
        var end = addDays(start, dayCnt);
        return { start: start, end: end };
    }
    // given a timed range, computes an all-day range based on how for the end date bleeds into the next day
    // TODO: give nextDayThreshold a default arg
    function computeVisibleDayRange(timedRange, nextDayThreshold) {
        if (nextDayThreshold === void 0) { nextDayThreshold = createDuration(0); }
        var startDay = null;
        var endDay = null;
        if (timedRange.end) {
            endDay = startOfDay(timedRange.end);
            var endTimeMS = timedRange.end.valueOf() - endDay.valueOf(); // # of milliseconds into `endDay`
            // If the end time is actually inclusively part of the next day and is equal to or
            // beyond the next day threshold, adjust the end to be the exclusive end of `endDay`.
            // Otherwise, leaving it as inclusive will cause it to exclude `endDay`.
            if (endTimeMS &amp;&amp; endTimeMS &gt;= asRoughMs(nextDayThreshold)) {
                endDay = addDays(endDay, 1);
            }
        }
        if (timedRange.start) {
            startDay = startOfDay(timedRange.start); // the beginning of the day the range starts
            // If end is within `startDay` but not past nextDayThreshold, assign the default duration of one day.
            if (endDay &amp;&amp; endDay &lt;= startDay) {
                endDay = addDays(startDay, 1);
            }
        }
        return { start: startDay, end: endDay };
    }
    // spans from one day into another?
    function isMultiDayRange(range) {
        var visibleRange = computeVisibleDayRange(range);
        return diffDays(visibleRange.start, visibleRange.end) &gt; 1;
    }
    function diffDates(date0, date1, dateEnv, largeUnit) {
        if (largeUnit === &#039;year&#039;) {
            return createDuration(dateEnv.diffWholeYears(date0, date1), &#039;year&#039;);
        }
        if (largeUnit === &#039;month&#039;) {
            return createDuration(dateEnv.diffWholeMonths(date0, date1), &#039;month&#039;);
        }
        return diffDayAndTime(date0, date1); // returns a duration
    }

    function parseRange(input, dateEnv) {
        var start = null;
        var end = null;
        if (input.start) {
            start = dateEnv.createMarker(input.start);
        }
        if (input.end) {
            end = dateEnv.createMarker(input.end);
        }
        if (!start &amp;&amp; !end) {
            return null;
        }
        if (start &amp;&amp; end &amp;&amp; end &lt; start) {
            return null;
        }
        return { start: start, end: end };
    }
    // SIDE-EFFECT: will mutate ranges.
    // Will return a new array result.
    function invertRanges(ranges, constraintRange) {
        var invertedRanges = [];
        var start = constraintRange.start; // the end of the previous range. the start of the new range
        var i;
        var dateRange;
        // ranges need to be in order. required for our date-walking algorithm
        ranges.sort(compareRanges);
        for (i = 0; i &lt; ranges.length; i += 1) {
            dateRange = ranges[i];
            // add the span of time before the event (if there is any)
            if (dateRange.start &gt; start) { // compare millisecond time (skip any ambig logic)
                invertedRanges.push({ start: start, end: dateRange.start });
            }
            if (dateRange.end &gt; start) {
                start = dateRange.end;
            }
        }
        // add the span of time after the last event (if there is any)
        if (start &lt; constraintRange.end) { // compare millisecond time (skip any ambig logic)
            invertedRanges.push({ start: start, end: constraintRange.end });
        }
        return invertedRanges;
    }
    function compareRanges(range0, range1) {
        return range0.start.valueOf() - range1.start.valueOf(); // earlier ranges go first
    }
    function intersectRanges(range0, range1) {
        var start = range0.start, end = range0.end;
        var newRange = null;
        if (range1.start !== null) {
            if (start === null) {
                start = range1.start;
            }
            else {
                start = new Date(Math.max(start.valueOf(), range1.start.valueOf()));
            }
        }
        if (range1.end != null) {
            if (end === null) {
                end = range1.end;
            }
            else {
                end = new Date(Math.min(end.valueOf(), range1.end.valueOf()));
            }
        }
        if (start === null || end === null || start &lt; end) {
            newRange = { start: start, end: end };
        }
        return newRange;
    }
    function rangesEqual(range0, range1) {
        return (range0.start === null ? null : range0.start.valueOf()) === (range1.start === null ? null : range1.start.valueOf()) &amp;&amp;
            (range0.end === null ? null : range0.end.valueOf()) === (range1.end === null ? null : range1.end.valueOf());
    }
    function rangesIntersect(range0, range1) {
        return (range0.end === null || range1.start === null || range0.end &gt; range1.start) &amp;&amp;
            (range0.start === null || range1.end === null || range0.start &lt; range1.end);
    }
    function rangeContainsRange(outerRange, innerRange) {
        return (outerRange.start === null || (innerRange.start !== null &amp;&amp; innerRange.start &gt;= outerRange.start)) &amp;&amp;
            (outerRange.end === null || (innerRange.end !== null &amp;&amp; innerRange.end &lt;= outerRange.end));
    }
    function rangeContainsMarker(range, date) {
        return (range.start === null || date &gt;= range.start) &amp;&amp;
            (range.end === null || date &lt; range.end);
    }
    // If the given date is not within the given range, move it inside.
    // (If it&#039;s past the end, make it one millisecond before the end).
    function constrainMarkerToRange(date, range) {
        if (range.start != null &amp;&amp; date &lt; range.start) {
            return range.start;
        }
        if (range.end != null &amp;&amp; date &gt;= range.end) {
            return new Date(range.end.valueOf() - 1);
        }
        return date;
    }

    /*
    Specifying nextDayThreshold signals that all-day ranges should be sliced.
    */
    function sliceEventStore(eventStore, eventUiBases, framingRange, nextDayThreshold) {
        var inverseBgByGroupId = {};
        var inverseBgByDefId = {};
        var defByGroupId = {};
        var bgRanges = [];
        var fgRanges = [];
        var eventUis = compileEventUis(eventStore.defs, eventUiBases);
        for (var defId in eventStore.defs) {
            var def = eventStore.defs[defId];
            var ui = eventUis[def.defId];
            if (ui.display === &#039;inverse-background&#039;) {
                if (def.groupId) {
                    inverseBgByGroupId[def.groupId] = [];
                    if (!defByGroupId[def.groupId]) {
                        defByGroupId[def.groupId] = def;
                    }
                }
                else {
                    inverseBgByDefId[defId] = [];
                }
            }
        }
        for (var instanceId in eventStore.instances) {
            var instance = eventStore.instances[instanceId];
            var def = eventStore.defs[instance.defId];
            var ui = eventUis[def.defId];
            var origRange = instance.range;
            var normalRange = (!def.allDay &amp;&amp; nextDayThreshold) ?
                computeVisibleDayRange(origRange, nextDayThreshold) :
                origRange;
            var slicedRange = intersectRanges(normalRange, framingRange);
            if (slicedRange) {
                if (ui.display === &#039;inverse-background&#039;) {
                    if (def.groupId) {
                        inverseBgByGroupId[def.groupId].push(slicedRange);
                    }
                    else {
                        inverseBgByDefId[instance.defId].push(slicedRange);
                    }
                }
                else if (ui.display !== &#039;none&#039;) {
                    (ui.display === &#039;background&#039; ? bgRanges : fgRanges).push({
                        def: def,
                        ui: ui,
                        instance: instance,
                        range: slicedRange,
                        isStart: normalRange.start &amp;&amp; normalRange.start.valueOf() === slicedRange.start.valueOf(),
                        isEnd: normalRange.end &amp;&amp; normalRange.end.valueOf() === slicedRange.end.valueOf(),
                    });
                }
            }
        }
        for (var groupId in inverseBgByGroupId) { // BY GROUP
            var ranges = inverseBgByGroupId[groupId];
            var invertedRanges = invertRanges(ranges, framingRange);
            for (var _i = 0, invertedRanges_1 = invertedRanges; _i &lt; invertedRanges_1.length; _i++) {
                var invertedRange = invertedRanges_1[_i];
                var def = defByGroupId[groupId];
                var ui = eventUis[def.defId];
                bgRanges.push({
                    def: def,
                    ui: ui,
                    instance: null,
                    range: invertedRange,
                    isStart: false,
                    isEnd: false,
                });
            }
        }
        for (var defId in inverseBgByDefId) {
            var ranges = inverseBgByDefId[defId];
            var invertedRanges = invertRanges(ranges, framingRange);
            for (var _a = 0, invertedRanges_2 = invertedRanges; _a &lt; invertedRanges_2.length; _a++) {
                var invertedRange = invertedRanges_2[_a];
                bgRanges.push({
                    def: eventStore.defs[defId],
                    ui: eventUis[defId],
                    instance: null,
                    range: invertedRange,
                    isStart: false,
                    isEnd: false,
                });
            }
        }
        return { bg: bgRanges, fg: fgRanges };
    }
    function hasBgRendering(def) {
        return def.ui.display === &#039;background&#039; || def.ui.display === &#039;inverse-background&#039;;
    }
    function setElSeg(el, seg) {
        el.fcSeg = seg;
    }
    function getElSeg(el) {
        return el.fcSeg ||
            el.parentNode.fcSeg || // for the harness
            null;
    }
    // event ui computation
    function compileEventUis(eventDefs, eventUiBases) {
        return mapHash(eventDefs, function (eventDef) { return compileEventUi(eventDef, eventUiBases); });
    }
    function compileEventUi(eventDef, eventUiBases) {
        var uis = [];
        if (eventUiBases[&#039;&#039;]) {
            uis.push(eventUiBases[&#039;&#039;]);
        }
        if (eventUiBases[eventDef.defId]) {
            uis.push(eventUiBases[eventDef.defId]);
        }
        uis.push(eventDef.ui);
        return combineEventUis(uis);
    }
    function sortEventSegs(segs, eventOrderSpecs) {
        var objs = segs.map(buildSegCompareObj);
        objs.sort(function (obj0, obj1) { return compareByFieldSpecs(obj0, obj1, eventOrderSpecs); });
        return objs.map(function (c) { return c._seg; });
    }
    // returns a object with all primitive props that can be compared
    function buildSegCompareObj(seg) {
        var eventRange = seg.eventRange;
        var eventDef = eventRange.def;
        var range = eventRange.instance ? eventRange.instance.range : eventRange.range;
        var start = range.start ? range.start.valueOf() : 0; // TODO: better support for open-range events
        var end = range.end ? range.end.valueOf() : 0; // &quot;
        return __assign(__assign(__assign({}, eventDef.extendedProps), eventDef), { id: eventDef.publicId, start: start,
            end: end, duration: end - start, allDay: Number(eventDef.allDay), _seg: seg });
    }
    function computeSegDraggable(seg, context) {
        var pluginHooks = context.pluginHooks;
        var transformers = pluginHooks.isDraggableTransformers;
        var _a = seg.eventRange, def = _a.def, ui = _a.ui;
        var val = ui.startEditable;
        for (var _i = 0, transformers_1 = transformers; _i &lt; transformers_1.length; _i++) {
            var transformer = transformers_1[_i];
            val = transformer(val, def, ui, context);
        }
        return val;
    }
    function computeSegStartResizable(seg, context) {
        return seg.isStart &amp;&amp; seg.eventRange.ui.durationEditable &amp;&amp; context.options.eventResizableFromStart;
    }
    function computeSegEndResizable(seg, context) {
        return seg.isEnd &amp;&amp; seg.eventRange.ui.durationEditable;
    }
    function buildSegTimeText(seg, timeFormat, context, defaultDisplayEventTime, // defaults to true
    defaultDisplayEventEnd, // defaults to true
    startOverride, endOverride) {
        var dateEnv = context.dateEnv, options = context.options;
        var displayEventTime = options.displayEventTime, displayEventEnd = options.displayEventEnd;
        var eventDef = seg.eventRange.def;
        var eventInstance = seg.eventRange.instance;
        if (displayEventTime == null) {
            displayEventTime = defaultDisplayEventTime !== false;
        }
        if (displayEventEnd == null) {
            displayEventEnd = defaultDisplayEventEnd !== false;
        }
        if (displayEventTime &amp;&amp; !eventDef.allDay &amp;&amp; (seg.isStart || seg.isEnd)) {
            var segStart = startOverride || (seg.isStart ? eventInstance.range.start : (seg.start || seg.eventRange.range.start));
            var segEnd = endOverride || (seg.isEnd ? eventInstance.range.end : (seg.end || seg.eventRange.range.end));
            if (displayEventEnd &amp;&amp; eventDef.hasEnd) {
                return dateEnv.formatRange(segStart, segEnd, timeFormat, {
                    forcedStartTzo: startOverride ? null : eventInstance.forcedStartTzo,
                    forcedEndTzo: endOverride ? null : eventInstance.forcedEndTzo,
                });
            }
            return dateEnv.format(segStart, timeFormat, {
                forcedTzo: startOverride ? null : eventInstance.forcedStartTzo,
            });
        }
        return &#039;&#039;;
    }
    function getSegMeta(seg, todayRange, nowDate) {
        var segRange = seg.eventRange.range;
        return {
            isPast: segRange.end &lt; (nowDate || todayRange.start),
            isFuture: segRange.start &gt;= (nowDate || todayRange.end),
            isToday: todayRange &amp;&amp; rangeContainsMarker(todayRange, segRange.start),
        };
    }
    function getEventClassNames(props) {
        var classNames = [&#039;fc-event&#039;];
        if (props.isMirror) {
            classNames.push(&#039;fc-event-mirror&#039;);
        }
        if (props.isDraggable) {
            classNames.push(&#039;fc-event-draggable&#039;);
        }
        if (props.isStartResizable || props.isEndResizable) {
            classNames.push(&#039;fc-event-resizable&#039;);
        }
        if (props.isDragging) {
            classNames.push(&#039;fc-event-dragging&#039;);
        }
        if (props.isResizing) {
            classNames.push(&#039;fc-event-resizing&#039;);
        }
        if (props.isSelected) {
            classNames.push(&#039;fc-event-selected&#039;);
        }
        if (props.isStart) {
            classNames.push(&#039;fc-event-start&#039;);
        }
        if (props.isEnd) {
            classNames.push(&#039;fc-event-end&#039;);
        }
        if (props.isPast) {
            classNames.push(&#039;fc-event-past&#039;);
        }
        if (props.isToday) {
            classNames.push(&#039;fc-event-today&#039;);
        }
        if (props.isFuture) {
            classNames.push(&#039;fc-event-future&#039;);
        }
        return classNames;
    }
    function buildEventRangeKey(eventRange) {
        return eventRange.instance
            ? eventRange.instance.instanceId
            : eventRange.def.defId + &quot;:&quot; + eventRange.range.start.toISOString();
        // inverse-background events don&#039;t have specific instances. TODO: better solution
    }

    var STANDARD_PROPS = {
        start: identity,
        end: identity,
        allDay: Boolean,
    };
    function parseDateSpan(raw, dateEnv, defaultDuration) {
        var span = parseOpenDateSpan(raw, dateEnv);
        var range = span.range;
        if (!range.start) {
            return null;
        }
        if (!range.end) {
            if (defaultDuration == null) {
                return null;
            }
            range.end = dateEnv.add(range.start, defaultDuration);
        }
        return span;
    }
    /*
    TODO: somehow combine with parseRange?
    Will return null if the start/end props were present but parsed invalidly.
    */
    function parseOpenDateSpan(raw, dateEnv) {
        var _a = refineProps(raw, STANDARD_PROPS), standardProps = _a.refined, extra = _a.extra;
        var startMeta = standardProps.start ? dateEnv.createMarkerMeta(standardProps.start) : null;
        var endMeta = standardProps.end ? dateEnv.createMarkerMeta(standardProps.end) : null;
        var allDay = standardProps.allDay;
        if (allDay == null) {
            allDay = (startMeta &amp;&amp; startMeta.isTimeUnspecified) &amp;&amp;
                (!endMeta || endMeta.isTimeUnspecified);
        }
        return __assign({ range: {
                start: startMeta ? startMeta.marker : null,
                end: endMeta ? endMeta.marker : null,
            }, allDay: allDay }, extra);
    }
    function isDateSpansEqual(span0, span1) {
        return rangesEqual(span0.range, span1.range) &amp;&amp;
            span0.allDay === span1.allDay &amp;&amp;
            isSpanPropsEqual(span0, span1);
    }
    // the NON-DATE-RELATED props
    function isSpanPropsEqual(span0, span1) {
        for (var propName in span1) {
            if (propName !== &#039;range&#039; &amp;&amp; propName !== &#039;allDay&#039;) {
                if (span0[propName] !== span1[propName]) {
                    return false;
                }
            }
        }
        // are there any props that span0 has that span1 DOESN&#039;T have?
        // both have range/allDay, so no need to special-case.
        for (var propName in span0) {
            if (!(propName in span1)) {
                return false;
            }
        }
        return true;
    }
    function buildDateSpanApi(span, dateEnv) {
        return __assign(__assign({}, buildRangeApi(span.range, dateEnv, span.allDay)), { allDay: span.allDay });
    }
    function buildRangeApiWithTimeZone(range, dateEnv, omitTime) {
        return __assign(__assign({}, buildRangeApi(range, dateEnv, omitTime)), { timeZone: dateEnv.timeZone });
    }
    function buildRangeApi(range, dateEnv, omitTime) {
        return {
            start: dateEnv.toDate(range.start),
            end: dateEnv.toDate(range.end),
            startStr: dateEnv.formatIso(range.start, { omitTime: omitTime }),
            endStr: dateEnv.formatIso(range.end, { omitTime: omitTime }),
        };
    }
    function fabricateEventRange(dateSpan, eventUiBases, context) {
        var res = refineEventDef({ editable: false }, context);
        var def = parseEventDef(res.refined, res.extra, &#039;&#039;, // sourceId
        dateSpan.allDay, true, // hasEnd
        context);
        return {
            def: def,
            ui: compileEventUi(def, eventUiBases),
            instance: createEventInstance(def.defId, dateSpan.range),
            range: dateSpan.range,
            isStart: true,
            isEnd: true,
        };
    }

    function triggerDateSelect(selection, pev, context) {
        context.emitter.trigger(&#039;select&#039;, __assign(__assign({}, buildDateSpanApiWithContext(selection, context)), { jsEvent: pev ? pev.origEvent : null, view: context.viewApi || context.calendarApi.view }));
    }
    function triggerDateUnselect(pev, context) {
        context.emitter.trigger(&#039;unselect&#039;, {
            jsEvent: pev ? pev.origEvent : null,
            view: context.viewApi || context.calendarApi.view,
        });
    }
    function buildDateSpanApiWithContext(dateSpan, context) {
        var props = {};
        for (var _i = 0, _a = context.pluginHooks.dateSpanTransforms; _i &lt; _a.length; _i++) {
            var transform = _a[_i];
            __assign(props, transform(dateSpan, context));
        }
        __assign(props, buildDateSpanApi(dateSpan, context.dateEnv));
        return props;
    }
    // Given an event&#039;s allDay status and start date, return what its fallback end date should be.
    // TODO: rename to computeDefaultEventEnd
    function getDefaultEventEnd(allDay, marker, context) {
        var dateEnv = context.dateEnv, options = context.options;
        var end = marker;
        if (allDay) {
            end = startOfDay(end);
            end = dateEnv.add(end, options.defaultAllDayEventDuration);
        }
        else {
            end = dateEnv.add(end, options.defaultTimedEventDuration);
        }
        return end;
    }

    // applies the mutation to ALL defs/instances within the event store
    function applyMutationToEventStore(eventStore, eventConfigBase, mutation, context) {
        var eventConfigs = compileEventUis(eventStore.defs, eventConfigBase);
        var dest = createEmptyEventStore();
        for (var defId in eventStore.defs) {
            var def = eventStore.defs[defId];
            dest.defs[defId] = applyMutationToEventDef(def, eventConfigs[defId], mutation, context);
        }
        for (var instanceId in eventStore.instances) {
            var instance = eventStore.instances[instanceId];
            var def = dest.defs[instance.defId]; // important to grab the newly modified def
            dest.instances[instanceId] = applyMutationToEventInstance(instance, def, eventConfigs[instance.defId], mutation, context);
        }
        return dest;
    }
    function applyMutationToEventDef(eventDef, eventConfig, mutation, context) {
        var standardProps = mutation.standardProps || {};
        // if hasEnd has not been specified, guess a good value based on deltas.
        // if duration will change, there&#039;s no way the default duration will persist,
        // and thus, we need to mark the event as having a real end
        if (standardProps.hasEnd == null &amp;&amp;
            eventConfig.durationEditable &amp;&amp;
            (mutation.startDelta || mutation.endDelta)) {
            standardProps.hasEnd = true; // TODO: is this mutation okay?
        }
        var copy = __assign(__assign(__assign({}, eventDef), standardProps), { ui: __assign(__assign({}, eventDef.ui), standardProps.ui) });
        if (mutation.extendedProps) {
            copy.extendedProps = __assign(__assign({}, copy.extendedProps), mutation.extendedProps);
        }
        for (var _i = 0, _a = context.pluginHooks.eventDefMutationAppliers; _i &lt; _a.length; _i++) {
            var applier = _a[_i];
            applier(copy, mutation, context);
        }
        if (!copy.hasEnd &amp;&amp; context.options.forceEventDuration) {
            copy.hasEnd = true;
        }
        return copy;
    }
    function applyMutationToEventInstance(eventInstance, eventDef, // must first be modified by applyMutationToEventDef
    eventConfig, mutation, context) {
        var dateEnv = context.dateEnv;
        var forceAllDay = mutation.standardProps &amp;&amp; mutation.standardProps.allDay === true;
        var clearEnd = mutation.standardProps &amp;&amp; mutation.standardProps.hasEnd === false;
        var copy = __assign({}, eventInstance);
        if (forceAllDay) {
            copy.range = computeAlignedDayRange(copy.range);
        }
        if (mutation.datesDelta &amp;&amp; eventConfig.startEditable) {
            copy.range = {
                start: dateEnv.add(copy.range.start, mutation.datesDelta),
                end: dateEnv.add(copy.range.end, mutation.datesDelta),
            };
        }
        if (mutation.startDelta &amp;&amp; eventConfig.durationEditable) {
            copy.range = {
                start: dateEnv.add(copy.range.start, mutation.startDelta),
                end: copy.range.end,
            };
        }
        if (mutation.endDelta &amp;&amp; eventConfig.durationEditable) {
            copy.range = {
                start: copy.range.start,
                end: dateEnv.add(copy.range.end, mutation.endDelta),
            };
        }
        if (clearEnd) {
            copy.range = {
                start: copy.range.start,
                end: getDefaultEventEnd(eventDef.allDay, copy.range.start, context),
            };
        }
        // in case event was all-day but the supplied deltas were not
        // better util for this?
        if (eventDef.allDay) {
            copy.range = {
                start: startOfDay(copy.range.start),
                end: startOfDay(copy.range.end),
            };
        }
        // handle invalid durations
        if (copy.range.end &lt; copy.range.start) {
            copy.range.end = getDefaultEventEnd(eventDef.allDay, copy.range.start, context);
        }
        return copy;
    }

    // no public types yet. when there are, export from:
    // import {} from &#039;./api-type-deps&#039;
    var ViewApi = /** @class */ (function () {
        function ViewApi(type, getCurrentData, dateEnv) {
            this.type = type;
            this.getCurrentData = getCurrentData;
            this.dateEnv = dateEnv;
        }
        Object.defineProperty(ViewApi.prototype, &quot;calendar&quot;, {
            get: function () {
                return this.getCurrentData().calendarApi;
            },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(ViewApi.prototype, &quot;title&quot;, {
            get: function () {
                return this.getCurrentData().viewTitle;
            },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(ViewApi.prototype, &quot;activeStart&quot;, {
            get: function () {
                return this.dateEnv.toDate(this.getCurrentData().dateProfile.activeRange.start);
            },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(ViewApi.prototype, &quot;activeEnd&quot;, {
            get: function () {
                return this.dateEnv.toDate(this.getCurrentData().dateProfile.activeRange.end);
            },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(ViewApi.prototype, &quot;currentStart&quot;, {
            get: function () {
                return this.dateEnv.toDate(this.getCurrentData().dateProfile.currentRange.start);
            },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(ViewApi.prototype, &quot;currentEnd&quot;, {
            get: function () {
                return this.dateEnv.toDate(this.getCurrentData().dateProfile.currentRange.end);
            },
            enumerable: false,
            configurable: true
        });
        ViewApi.prototype.getOption = function (name) {
            return this.getCurrentData().options[name]; // are the view-specific options
        };
        return ViewApi;
    }());

    var EVENT_SOURCE_REFINERS = {
        id: String,
        defaultAllDay: Boolean,
        url: String,
        format: String,
        events: identity,
        eventDataTransform: identity,
        // for any network-related sources
        success: identity,
        failure: identity,
    };
    function parseEventSource(raw, context, refiners) {
        if (refiners === void 0) { refiners = buildEventSourceRefiners(context); }
        var rawObj;
        if (typeof raw === &#039;string&#039;) {
            rawObj = { url: raw };
        }
        else if (typeof raw === &#039;function&#039; || Array.isArray(raw)) {
            rawObj = { events: raw };
        }
        else if (typeof raw === &#039;object&#039; &amp;&amp; raw) { // not null
            rawObj = raw;
        }
        if (rawObj) {
            var _a = refineProps(rawObj, refiners), refined = _a.refined, extra = _a.extra;
            var metaRes = buildEventSourceMeta(refined, context);
            if (metaRes) {
                return {
                    _raw: raw,
                    isFetching: false,
                    latestFetchId: &#039;&#039;,
                    fetchRange: null,
                    defaultAllDay: refined.defaultAllDay,
                    eventDataTransform: refined.eventDataTransform,
                    success: refined.success,
                    failure: refined.failure,
                    publicId: refined.id || &#039;&#039;,
                    sourceId: guid(),
                    sourceDefId: metaRes.sourceDefId,
                    meta: metaRes.meta,
                    ui: createEventUi(refined, context),
                    extendedProps: extra,
                };
            }
        }
        return null;
    }
    function buildEventSourceRefiners(context) {
        return __assign(__assign(__assign({}, EVENT_UI_REFINERS), EVENT_SOURCE_REFINERS), context.pluginHooks.eventSourceRefiners);
    }
    function buildEventSourceMeta(raw, context) {
        var defs = context.pluginHooks.eventSourceDefs;
        for (var i = defs.length - 1; i &gt;= 0; i -= 1) { // later-added plugins take precedence
            var def = defs[i];
            var meta = def.parseMeta(raw);
            if (meta) {
                return { sourceDefId: i, meta: meta };
            }
        }
        return null;
    }

    function reduceCurrentDate(currentDate, action) {
        switch (action.type) {
            case &#039;CHANGE_DATE&#039;:
                return action.dateMarker;
            default:
                return currentDate;
        }
    }
    function getInitialDate(options, dateEnv) {
        var initialDateInput = options.initialDate;
        // compute the initial ambig-timezone date
        if (initialDateInput != null) {
            return dateEnv.createMarker(initialDateInput);
        }
        return getNow(options.now, dateEnv); // getNow already returns unzoned
    }
    function getNow(nowInput, dateEnv) {
        if (typeof nowInput === &#039;function&#039;) {
            nowInput = nowInput();
        }
        if (nowInput == null) {
            return dateEnv.createNowMarker();
        }
        return dateEnv.createMarker(nowInput);
    }

    var CalendarApi = /** @class */ (function () {
        function CalendarApi() {
        }
        CalendarApi.prototype.getCurrentData = function () {
            return this.currentDataManager.getCurrentData();
        };
        CalendarApi.prototype.dispatch = function (action) {
            return this.currentDataManager.dispatch(action);
        };
        Object.defineProperty(CalendarApi.prototype, &quot;view&quot;, {
            get: function () { return this.getCurrentData().viewApi; } // for public API
            ,
            enumerable: false,
            configurable: true
        });
        CalendarApi.prototype.batchRendering = function (callback) {
            callback();
        };
        CalendarApi.prototype.updateSize = function () {
            this.trigger(&#039;_resize&#039;, true);
        };
        // Options
        // -----------------------------------------------------------------------------------------------------------------
        CalendarApi.prototype.setOption = function (name, val) {
            this.dispatch({
                type: &#039;SET_OPTION&#039;,
                optionName: name,
                rawOptionValue: val,
            });
        };
        CalendarApi.prototype.getOption = function (name) {
            return this.currentDataManager.currentCalendarOptionsInput[name];
        };
        CalendarApi.prototype.getAvailableLocaleCodes = function () {
            return Object.keys(this.getCurrentData().availableRawLocales);
        };
        // Trigger
        // -----------------------------------------------------------------------------------------------------------------
        CalendarApi.prototype.on = function (handlerName, handler) {
            var currentDataManager = this.currentDataManager;
            if (currentDataManager.currentCalendarOptionsRefiners[handlerName]) {
                currentDataManager.emitter.on(handlerName, handler);
            }
            else {
                console.warn(&quot;Unknown listener name &#039;&quot; + handlerName + &quot;&#039;&quot;);
            }
        };
        CalendarApi.prototype.off = function (handlerName, handler) {
            this.currentDataManager.emitter.off(handlerName, handler);
        };
        // not meant for public use
        CalendarApi.prototype.trigger = function (handlerName) {
            var _a;
            var args = [];
            for (var _i = 1; _i &lt; arguments.length; _i++) {
                args[_i - 1] = arguments[_i];
            }
            (_a = this.currentDataManager.emitter).trigger.apply(_a, __spreadArrays([handlerName], args));
        };
        // View
        // -----------------------------------------------------------------------------------------------------------------
        CalendarApi.prototype.changeView = function (viewType, dateOrRange) {
            var _this = this;
            this.batchRendering(function () {
                _this.unselect();
                if (dateOrRange) {
                    if (dateOrRange.start &amp;&amp; dateOrRange.end) { // a range
                        _this.dispatch({
                            type: &#039;CHANGE_VIEW_TYPE&#039;,
                            viewType: viewType,
                        });
                        _this.dispatch({
                            type: &#039;SET_OPTION&#039;,
                            optionName: &#039;visibleRange&#039;,
                            rawOptionValue: dateOrRange,
                        });
                    }
                    else {
                        var dateEnv = _this.getCurrentData().dateEnv;
                        _this.dispatch({
                            type: &#039;CHANGE_VIEW_TYPE&#039;,
                            viewType: viewType,
                            dateMarker: dateEnv.createMarker(dateOrRange),
                        });
                    }
                }
                else {
                    _this.dispatch({
                        type: &#039;CHANGE_VIEW_TYPE&#039;,
                        viewType: viewType,
                    });
                }
            });
        };
        // Forces navigation to a view for the given date.
        // `viewType` can be a specific view name or a generic one like &quot;week&quot; or &quot;day&quot;.
        // needs to change
        CalendarApi.prototype.zoomTo = function (dateMarker, viewType) {
            var state = this.getCurrentData();
            var spec;
            viewType = viewType || &#039;day&#039;; // day is default zoom
            spec = state.viewSpecs[viewType] || this.getUnitViewSpec(viewType);
            this.unselect();
            if (spec) {
                this.dispatch({
                    type: &#039;CHANGE_VIEW_TYPE&#039;,
                    viewType: spec.type,
                    dateMarker: dateMarker,
                });
            }
            else {
                this.dispatch({
                    type: &#039;CHANGE_DATE&#039;,
                    dateMarker: dateMarker,
                });
            }
        };
        // Given a duration singular unit, like &quot;week&quot; or &quot;day&quot;, finds a matching view spec.
        // Preference is given to views that have corresponding buttons.
        CalendarApi.prototype.getUnitViewSpec = function (unit) {
            var _a = this.getCurrentData(), viewSpecs = _a.viewSpecs, toolbarConfig = _a.toolbarConfig;
            var viewTypes = [].concat(toolbarConfig.viewsWithButtons);
            var i;
            var spec;
            for (var viewType in viewSpecs) {
                viewTypes.push(viewType);
            }
            for (i = 0; i &lt; viewTypes.length; i += 1) {
                spec = viewSpecs[viewTypes[i]];
                if (spec) {
                    if (spec.singleUnit === unit) {
                        return spec;
                    }
                }
            }
            return null;
        };
        // Current Date
        // -----------------------------------------------------------------------------------------------------------------
        CalendarApi.prototype.prev = function () {
            this.unselect();
            this.dispatch({ type: &#039;PREV&#039; });
        };
        CalendarApi.prototype.next = function () {
            this.unselect();
            this.dispatch({ type: &#039;NEXT&#039; });
        };
        CalendarApi.prototype.prevYear = function () {
            var state = this.getCurrentData();
            this.unselect();
            this.dispatch({
                type: &#039;CHANGE_DATE&#039;,
                dateMarker: state.dateEnv.addYears(state.currentDate, -1),
            });
        };
        CalendarApi.prototype.nextYear = function () {
            var state = this.getCurrentData();
            this.unselect();
            this.dispatch({
                type: &#039;CHANGE_DATE&#039;,
                dateMarker: state.dateEnv.addYears(state.currentDate, 1),
            });
        };
        CalendarApi.prototype.today = function () {
            var state = this.getCurrentData();
            this.unselect();
            this.dispatch({
                type: &#039;CHANGE_DATE&#039;,
                dateMarker: getNow(state.calendarOptions.now, state.dateEnv),
            });
        };
        CalendarApi.prototype.gotoDate = function (zonedDateInput) {
            var state = this.getCurrentData();
            this.unselect();
            this.dispatch({
                type: &#039;CHANGE_DATE&#039;,
                dateMarker: state.dateEnv.createMarker(zonedDateInput),
            });
        };
        CalendarApi.prototype.incrementDate = function (deltaInput) {
            var state = this.getCurrentData();
            var delta = createDuration(deltaInput);
            if (delta) { // else, warn about invalid input?
                this.unselect();
                this.dispatch({
                    type: &#039;CHANGE_DATE&#039;,
                    dateMarker: state.dateEnv.add(state.currentDate, delta),
                });
            }
        };
        // for external API
        CalendarApi.prototype.getDate = function () {
            var state = this.getCurrentData();
            return state.dateEnv.toDate(state.currentDate);
        };
        // Date Formatting Utils
        // -----------------------------------------------------------------------------------------------------------------
        CalendarApi.prototype.formatDate = function (d, formatter) {
            var dateEnv = this.getCurrentData().dateEnv;
            return dateEnv.format(dateEnv.createMarker(d), createFormatter(formatter));
        };
        // `settings` is for formatter AND isEndExclusive
        CalendarApi.prototype.formatRange = function (d0, d1, settings) {
            var dateEnv = this.getCurrentData().dateEnv;
            return dateEnv.formatRange(dateEnv.createMarker(d0), dateEnv.createMarker(d1), createFormatter(settings), settings);
        };
        CalendarApi.prototype.formatIso = function (d, omitTime) {
            var dateEnv = this.getCurrentData().dateEnv;
            return dateEnv.formatIso(dateEnv.createMarker(d), { omitTime: omitTime });
        };
        // Date Selection / Event Selection / DayClick
        // -----------------------------------------------------------------------------------------------------------------
        // this public method receives start/end dates in any format, with any timezone
        // NOTE: args were changed from v3
        CalendarApi.prototype.select = function (dateOrObj, endDate) {
            var selectionInput;
            if (endDate == null) {
                if (dateOrObj.start != null) {
                    selectionInput = dateOrObj;
                }
                else {
                    selectionInput = {
                        start: dateOrObj,
                        end: null,
                    };
                }
            }
            else {
                selectionInput = {
                    start: dateOrObj,
                    end: endDate,
                };
            }
            var state = this.getCurrentData();
            var selection = parseDateSpan(selectionInput, state.dateEnv, createDuration({ days: 1 }));
            if (selection) { // throw parse error otherwise?
                this.dispatch({ type: &#039;SELECT_DATES&#039;, selection: selection });
                triggerDateSelect(selection, null, state);
            }
        };
        // public method
        CalendarApi.prototype.unselect = function (pev) {
            var state = this.getCurrentData();
            if (state.dateSelection) {
                this.dispatch({ type: &#039;UNSELECT_DATES&#039; });
                triggerDateUnselect(pev, state);
            }
        };
        // Public Events API
        // -----------------------------------------------------------------------------------------------------------------
        CalendarApi.prototype.addEvent = function (eventInput, sourceInput) {
            if (eventInput instanceof EventApi) {
                var def = eventInput._def;
                var instance = eventInput._instance;
                var currentData = this.getCurrentData();
                // not already present? don&#039;t want to add an old snapshot
                if (!currentData.eventStore.defs[def.defId]) {
                    this.dispatch({
                        type: &#039;ADD_EVENTS&#039;,
                        eventStore: eventTupleToStore({ def: def, instance: instance }),
                    });
                    this.triggerEventAdd(eventInput);
                }
                return eventInput;
            }
            var state = this.getCurrentData();
            var eventSource;
            if (sourceInput instanceof EventSourceApi) {
                eventSource = sourceInput.internalEventSource;
            }
            else if (typeof sourceInput === &#039;boolean&#039;) {
                if (sourceInput) { // true. part of the first event source
                    eventSource = hashValuesToArray(state.eventSources)[0];
                }
            }
            else if (sourceInput != null) { // an ID. accepts a number too
                var sourceApi = this.getEventSourceById(sourceInput); // TODO: use an internal function
                if (!sourceApi) {
                    console.warn(&quot;Could not find an event source with ID \&quot;&quot; + sourceInput + &quot;\&quot;&quot;); // TODO: test
                    return null;
                }
                eventSource = sourceApi.internalEventSource;
            }
            var tuple = parseEvent(eventInput, eventSource, state, false);
            if (tuple) {
                var newEventApi = new EventApi(state, tuple.def, tuple.def.recurringDef ? null : tuple.instance);
                this.dispatch({
                    type: &#039;ADD_EVENTS&#039;,
                    eventStore: eventTupleToStore(tuple),
                });
                this.triggerEventAdd(newEventApi);
                return newEventApi;
            }
            return null;
        };
        CalendarApi.prototype.triggerEventAdd = function (eventApi) {
            var _this = this;
            var emitter = this.getCurrentData().emitter;
            emitter.trigger(&#039;eventAdd&#039;, {
                event: eventApi,
                relatedEvents: [],
                revert: function () {
                    _this.dispatch({
                        type: &#039;REMOVE_EVENTS&#039;,
                        eventStore: eventApiToStore(eventApi),
                    });
                },
            });
        };
        // TODO: optimize
        CalendarApi.prototype.getEventById = function (id) {
            var state = this.getCurrentData();
            var _a = state.eventStore, defs = _a.defs, instances = _a.instances;
            id = String(id);
            for (var defId in defs) {
                var def = defs[defId];
                if (def.publicId === id) {
                    if (def.recurringDef) {
                        return new EventApi(state, def, null);
                    }
                    for (var instanceId in instances) {
                        var instance = instances[instanceId];
                        if (instance.defId === def.defId) {
                            return new EventApi(state, def, instance);
                        }
                    }
                }
            }
            return null;
        };
        CalendarApi.prototype.getEvents = function () {
            var currentData = this.getCurrentData();
            return buildEventApis(currentData.eventStore, currentData);
        };
        CalendarApi.prototype.removeAllEvents = function () {
            this.dispatch({ type: &#039;REMOVE_ALL_EVENTS&#039; });
        };
        // Public Event Sources API
        // -----------------------------------------------------------------------------------------------------------------
        CalendarApi.prototype.getEventSources = function () {
            var state = this.getCurrentData();
            var sourceHash = state.eventSources;
            var sourceApis = [];
            for (var internalId in sourceHash) {
                sourceApis.push(new EventSourceApi(state, sourceHash[internalId]));
            }
            return sourceApis;
        };
        CalendarApi.prototype.getEventSourceById = function (id) {
            var state = this.getCurrentData();
            var sourceHash = state.eventSources;
            id = String(id);
            for (var sourceId in sourceHash) {
                if (sourceHash[sourceId].publicId === id) {
                    return new EventSourceApi(state, sourceHash[sourceId]);
                }
            }
            return null;
        };
        CalendarApi.prototype.addEventSource = function (sourceInput) {
            var state = this.getCurrentData();
            if (sourceInput instanceof EventSourceApi) {
                // not already present? don&#039;t want to add an old snapshot
                if (!state.eventSources[sourceInput.internalEventSource.sourceId]) {
                    this.dispatch({
                        type: &#039;ADD_EVENT_SOURCES&#039;,
                        sources: [sourceInput.internalEventSource],
                    });
                }
                return sourceInput;
            }
            var eventSource = parseEventSource(sourceInput, state);
            if (eventSource) { // TODO: error otherwise?
                this.dispatch({ type: &#039;ADD_EVENT_SOURCES&#039;, sources: [eventSource] });
                return new EventSourceApi(state, eventSource);
            }
            return null;
        };
        CalendarApi.prototype.removeAllEventSources = function () {
            this.dispatch({ type: &#039;REMOVE_ALL_EVENT_SOURCES&#039; });
        };
        CalendarApi.prototype.refetchEvents = function () {
            this.dispatch({ type: &#039;FETCH_EVENT_SOURCES&#039; });
        };
        // Scroll
        // -----------------------------------------------------------------------------------------------------------------
        CalendarApi.prototype.scrollToTime = function (timeInput) {
            var time = createDuration(timeInput);
            if (time) {
                this.trigger(&#039;_scrollRequest&#039;, { time: time });
            }
        };
        return CalendarApi;
    }());

    var EventApi = /** @class */ (function () {
        // instance will be null if expressing a recurring event that has no current instances,
        // OR if trying to validate an incoming external event that has no dates assigned
        function EventApi(context, def, instance) {
            this._context = context;
            this._def = def;
            this._instance = instance || null;
        }
        /*
        TODO: make event struct more responsible for this
        */
        EventApi.prototype.setProp = function (name, val) {
            var _a, _b;
            if (name in EVENT_DATE_REFINERS) {
                console.warn(&#039;Could not set date-related prop \&#039;name\&#039;. Use one of the date-related methods instead.&#039;);
            }
            else if (name in EVENT_NON_DATE_REFINERS) {
                val = EVENT_NON_DATE_REFINERS[name](val);
                this.mutate({
                    standardProps: (_a = {}, _a[name] = val, _a),
                });
            }
            else if (name in EVENT_UI_REFINERS) {
                var ui = EVENT_UI_REFINERS[name](val);
                if (name === &#039;color&#039;) {
                    ui = { backgroundColor: val, borderColor: val };
                }
                else if (name === &#039;editable&#039;) {
                    ui = { startEditable: val, durationEditable: val };
                }
                else {
                    ui = (_b = {}, _b[name] = val, _b);
                }
                this.mutate({
                    standardProps: { ui: ui },
                });
            }
            else {
                console.warn(&quot;Could not set prop &#039;&quot; + name + &quot;&#039;. Use setExtendedProp instead.&quot;);
            }
        };
        EventApi.prototype.setExtendedProp = function (name, val) {
            var _a;
            this.mutate({
                extendedProps: (_a = {}, _a[name] = val, _a),
            });
        };
        EventApi.prototype.setStart = function (startInput, options) {
            if (options === void 0) { options = {}; }
            var dateEnv = this._context.dateEnv;
            var start = dateEnv.createMarker(startInput);
            if (start &amp;&amp; this._instance) { // TODO: warning if parsed bad
                var instanceRange = this._instance.range;
                var startDelta = diffDates(instanceRange.start, start, dateEnv, options.granularity); // what if parsed bad!?
                if (options.maintainDuration) {
                    this.mutate({ datesDelta: startDelta });
                }
                else {
                    this.mutate({ startDelta: startDelta });
                }
            }
        };
        EventApi.prototype.setEnd = function (endInput, options) {
            if (options === void 0) { options = {}; }
            var dateEnv = this._context.dateEnv;
            var end;
            if (endInput != null) {
                end = dateEnv.createMarker(endInput);
                if (!end) {
                    return; // TODO: warning if parsed bad
                }
            }
            if (this._instance) {
                if (end) {
                    var endDelta = diffDates(this._instance.range.end, end, dateEnv, options.granularity);
                    this.mutate({ endDelta: endDelta });
                }
                else {
                    this.mutate({ standardProps: { hasEnd: false } });
                }
            }
        };
        EventApi.prototype.setDates = function (startInput, endInput, options) {
            if (options === void 0) { options = {}; }
            var dateEnv = this._context.dateEnv;
            var standardProps = { allDay: options.allDay };
            var start = dateEnv.createMarker(startInput);
            var end;
            if (!start) {
                return; // TODO: warning if parsed bad
            }
            if (endInput != null) {
                end = dateEnv.createMarker(endInput);
                if (!end) { // TODO: warning if parsed bad
                    return;
                }
            }
            if (this._instance) {
                var instanceRange = this._instance.range;
                // when computing the diff for an event being converted to all-day,
                // compute diff off of the all-day values the way event-mutation does.
                if (options.allDay === true) {
                    instanceRange = computeAlignedDayRange(instanceRange);
                }
                var startDelta = diffDates(instanceRange.start, start, dateEnv, options.granularity);
                if (end) {
                    var endDelta = diffDates(instanceRange.end, end, dateEnv, options.granularity);
                    if (durationsEqual(startDelta, endDelta)) {
                        this.mutate({ datesDelta: startDelta, standardProps: standardProps });
                    }
                    else {
                        this.mutate({ startDelta: startDelta, endDelta: endDelta, standardProps: standardProps });
                    }
                }
                else { // means &quot;clear the end&quot;
                    standardProps.hasEnd = false;
                    this.mutate({ datesDelta: startDelta, standardProps: standardProps });
                }
            }
        };
        EventApi.prototype.moveStart = function (deltaInput) {
            var delta = createDuration(deltaInput);
            if (delta) { // TODO: warning if parsed bad
                this.mutate({ startDelta: delta });
            }
        };
        EventApi.prototype.moveEnd = function (deltaInput) {
            var delta = createDuration(deltaInput);
            if (delta) { // TODO: warning if parsed bad
                this.mutate({ endDelta: delta });
            }
        };
        EventApi.prototype.moveDates = function (deltaInput) {
            var delta = createDuration(deltaInput);
            if (delta) { // TODO: warning if parsed bad
                this.mutate({ datesDelta: delta });
            }
        };
        EventApi.prototype.setAllDay = function (allDay, options) {
            if (options === void 0) { options = {}; }
            var standardProps = { allDay: allDay };
            var maintainDuration = options.maintainDuration;
            if (maintainDuration == null) {
                maintainDuration = this._context.options.allDayMaintainDuration;
            }
            if (this._def.allDay !== allDay) {
                standardProps.hasEnd = maintainDuration;
            }
            this.mutate({ standardProps: standardProps });
        };
        EventApi.prototype.formatRange = function (formatInput) {
            var dateEnv = this._context.dateEnv;
            var instance = this._instance;
            var formatter = createFormatter(formatInput);
            if (this._def.hasEnd) {
                return dateEnv.formatRange(instance.range.start, instance.range.end, formatter, {
                    forcedStartTzo: instance.forcedStartTzo,
                    forcedEndTzo: instance.forcedEndTzo,
                });
            }
            return dateEnv.format(instance.range.start, formatter, {
                forcedTzo: instance.forcedStartTzo,
            });
        };
        EventApi.prototype.mutate = function (mutation) {
            var instance = this._instance;
            if (instance) {
                var def = this._def;
                var context_1 = this._context;
                var eventStore_1 = context_1.getCurrentData().eventStore;
                var relevantEvents = getRelevantEvents(eventStore_1, instance.instanceId);
                var eventConfigBase = {
                    &#039;&#039;: {
                        display: &#039;&#039;,
                        startEditable: true,
                        durationEditable: true,
                        constraints: [],
                        overlap: null,
                        allows: [],
                        backgroundColor: &#039;&#039;,
                        borderColor: &#039;&#039;,
                        textColor: &#039;&#039;,
                        classNames: [],
                    },
                };
                relevantEvents = applyMutationToEventStore(relevantEvents, eventConfigBase, mutation, context_1);
                var oldEvent = new EventApi(context_1, def, instance); // snapshot
                this._def = relevantEvents.defs[def.defId];
                this._instance = relevantEvents.instances[instance.instanceId];
                context_1.dispatch({
                    type: &#039;MERGE_EVENTS&#039;,
                    eventStore: relevantEvents,
                });
                context_1.emitter.trigger(&#039;eventChange&#039;, {
                    oldEvent: oldEvent,
                    event: this,
                    relatedEvents: buildEventApis(relevantEvents, context_1, instance),
                    revert: function () {
                        context_1.dispatch({
                            type: &#039;RESET_EVENTS&#039;,
                            eventStore: eventStore_1,
                        });
                    },
                });
            }
        };
        EventApi.prototype.remove = function () {
            var context = this._context;
            var asStore = eventApiToStore(this);
            context.dispatch({
                type: &#039;REMOVE_EVENTS&#039;,
                eventStore: asStore,
            });
            context.emitter.trigger(&#039;eventRemove&#039;, {
                event: this,
                relatedEvents: [],
                revert: function () {
                    context.dispatch({
                        type: &#039;MERGE_EVENTS&#039;,
                        eventStore: asStore,
                    });
                },
            });
        };
        Object.defineProperty(EventApi.prototype, &quot;source&quot;, {
            get: function () {
                var sourceId = this._def.sourceId;
                if (sourceId) {
                    return new EventSourceApi(this._context, this._context.getCurrentData().eventSources[sourceId]);
                }
                return null;
            },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(EventApi.prototype, &quot;start&quot;, {
            get: function () {
                return this._instance ?
                    this._context.dateEnv.toDate(this._instance.range.start) :
                    null;
            },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(EventApi.prototype, &quot;end&quot;, {
            get: function () {
                return (this._instance &amp;&amp; this._def.hasEnd) ?
                    this._context.dateEnv.toDate(this._instance.range.end) :
                    null;
            },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(EventApi.prototype, &quot;startStr&quot;, {
            get: function () {
                var instance = this._instance;
                if (instance) {
                    return this._context.dateEnv.formatIso(instance.range.start, {
                        omitTime: this._def.allDay,
                        forcedTzo: instance.forcedStartTzo,
                    });
                }
                return &#039;&#039;;
            },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(EventApi.prototype, &quot;endStr&quot;, {
            get: function () {
                var instance = this._instance;
                if (instance &amp;&amp; this._def.hasEnd) {
                    return this._context.dateEnv.formatIso(instance.range.end, {
                        omitTime: this._def.allDay,
                        forcedTzo: instance.forcedEndTzo,
                    });
                }
                return &#039;&#039;;
            },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(EventApi.prototype, &quot;id&quot;, {
            // computable props that all access the def
            // TODO: find a TypeScript-compatible way to do this at scale
            get: function () { return this._def.publicId; },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(EventApi.prototype, &quot;groupId&quot;, {
            get: function () { return this._def.groupId; },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(EventApi.prototype, &quot;allDay&quot;, {
            get: function () { return this._def.allDay; },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(EventApi.prototype, &quot;title&quot;, {
            get: function () { return this._def.title; },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(EventApi.prototype, &quot;url&quot;, {
            get: function () { return this._def.url; },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(EventApi.prototype, &quot;display&quot;, {
            get: function () { return this._def.ui.display || &#039;auto&#039;; } // bad. just normalize the type earlier
            ,
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(EventApi.prototype, &quot;startEditable&quot;, {
            get: function () { return this._def.ui.startEditable; },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(EventApi.prototype, &quot;durationEditable&quot;, {
            get: function () { return this._def.ui.durationEditable; },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(EventApi.prototype, &quot;constraint&quot;, {
            get: function () { return this._def.ui.constraints[0] || null; },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(EventApi.prototype, &quot;overlap&quot;, {
            get: function () { return this._def.ui.overlap; },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(EventApi.prototype, &quot;allow&quot;, {
            get: function () { return this._def.ui.allows[0] || null; },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(EventApi.prototype, &quot;backgroundColor&quot;, {
            get: function () { return this._def.ui.backgroundColor; },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(EventApi.prototype, &quot;borderColor&quot;, {
            get: function () { return this._def.ui.borderColor; },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(EventApi.prototype, &quot;textColor&quot;, {
            get: function () { return this._def.ui.textColor; },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(EventApi.prototype, &quot;classNames&quot;, {
            // NOTE: user can&#039;t modify these because Object.freeze was called in event-def parsing
            get: function () { return this._def.ui.classNames; },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(EventApi.prototype, &quot;extendedProps&quot;, {
            get: function () { return this._def.extendedProps; },
            enumerable: false,
            configurable: true
        });
        EventApi.prototype.toPlainObject = function (settings) {
            if (settings === void 0) { settings = {}; }
            var def = this._def;
            var ui = def.ui;
            var _a = this, startStr = _a.startStr, endStr = _a.endStr;
            var res = {};
            if (def.title) {
                res.title = def.title;
            }
            if (startStr) {
                res.start = startStr;
            }
            if (endStr) {
                res.end = endStr;
            }
            if (def.publicId) {
                res.id = def.publicId;
            }
            if (def.groupId) {
                res.groupId = def.groupId;
            }
            if (def.url) {
                res.url = def.url;
            }
            if (ui.display &amp;&amp; ui.display !== &#039;auto&#039;) {
                res.display = ui.display;
            }
            // TODO: what about recurring-event properties???
            // TODO: include startEditable/durationEditable/constraint/overlap/allow
            if (settings.collapseColor &amp;&amp; ui.backgroundColor &amp;&amp; ui.backgroundColor === ui.borderColor) {
                res.color = ui.backgroundColor;
            }
            else {
                if (ui.backgroundColor) {
                    res.backgroundColor = ui.backgroundColor;
                }
                if (ui.borderColor) {
                    res.borderColor = ui.borderColor;
                }
            }
            if (ui.textColor) {
                res.textColor = ui.textColor;
            }
            if (ui.classNames.length) {
                res.classNames = ui.classNames;
            }
            if (Object.keys(def.extendedProps).length) {
                if (settings.collapseExtendedProps) {
                    __assign(res, def.extendedProps);
                }
                else {
                    res.extendedProps = def.extendedProps;
                }
            }
            return res;
        };
        EventApi.prototype.toJSON = function () {
            return this.toPlainObject();
        };
        return EventApi;
    }());
    function eventApiToStore(eventApi) {
        var _a, _b;
        var def = eventApi._def;
        var instance = eventApi._instance;
        return {
            defs: (_a = {}, _a[def.defId] = def, _a),
            instances: instance
                ? (_b = {}, _b[instance.instanceId] = instance, _b) : {},
        };
    }
    function buildEventApis(eventStore, context, excludeInstance) {
        var defs = eventStore.defs, instances = eventStore.instances;
        var eventApis = [];
        var excludeInstanceId = excludeInstance ? excludeInstance.instanceId : &#039;&#039;;
        for (var id in instances) {
            var instance = instances[id];
            var def = defs[instance.defId];
            if (instance.instanceId !== excludeInstanceId) {
                eventApis.push(new EventApi(context, def, instance));
            }
        }
        return eventApis;
    }

    var calendarSystemClassMap = {};
    function registerCalendarSystem(name, theClass) {
        calendarSystemClassMap[name] = theClass;
    }
    function createCalendarSystem(name) {
        return new calendarSystemClassMap[name]();
    }
    var GregorianCalendarSystem = /** @class */ (function () {
        function GregorianCalendarSystem() {
        }
        GregorianCalendarSystem.prototype.getMarkerYear = function (d) {
            return d.getUTCFullYear();
        };
        GregorianCalendarSystem.prototype.getMarkerMonth = function (d) {
            return d.getUTCMonth();
        };
        GregorianCalendarSystem.prototype.getMarkerDay = function (d) {
            return d.getUTCDate();
        };
        GregorianCalendarSystem.prototype.arrayToMarker = function (arr) {
            return arrayToUtcDate(arr);
        };
        GregorianCalendarSystem.prototype.markerToArray = function (marker) {
            return dateToUtcArray(marker);
        };
        return GregorianCalendarSystem;
    }());
    registerCalendarSystem(&#039;gregory&#039;, GregorianCalendarSystem);

    var ISO_RE = /^\s*(\d{4})(-?(\d{2})(-?(\d{2})([T ](\d{2}):?(\d{2})(:?(\d{2})(\.(\d+))?)?(Z|(([-+])(\d{2})(:?(\d{2}))?))?)?)?)?$/;
    function parse(str) {
        var m = ISO_RE.exec(str);
        if (m) {
            var marker = new Date(Date.UTC(Number(m[1]), m[3] ? Number(m[3]) - 1 : 0, Number(m[5] || 1), Number(m[7] || 0), Number(m[8] || 0), Number(m[10] || 0), m[12] ? Number(&quot;0.&quot; + m[12]) * 1000 : 0));
            if (isValidDate(marker)) {
                var timeZoneOffset = null;
                if (m[13]) {
                    timeZoneOffset = (m[15] === &#039;-&#039; ? -1 : 1) * (Number(m[16] || 0) * 60 +
                        Number(m[18] || 0));
                }
                return {
                    marker: marker,
                    isTimeUnspecified: !m[6],
                    timeZoneOffset: timeZoneOffset,
                };
            }
        }
        return null;
    }

    var DateEnv = /** @class */ (function () {
        function DateEnv(settings) {
            var timeZone = this.timeZone = settings.timeZone;
            var isNamedTimeZone = timeZone !== &#039;local&#039; &amp;&amp; timeZone !== &#039;UTC&#039;;
            if (settings.namedTimeZoneImpl &amp;&amp; isNamedTimeZone) {
                this.namedTimeZoneImpl = new settings.namedTimeZoneImpl(timeZone);
            }
            this.canComputeOffset = Boolean(!isNamedTimeZone || this.namedTimeZoneImpl);
            this.calendarSystem = createCalendarSystem(settings.calendarSystem);
            this.locale = settings.locale;
            this.weekDow = settings.locale.week.dow;
            this.weekDoy = settings.locale.week.doy;
            if (settings.weekNumberCalculation === &#039;ISO&#039;) {
                this.weekDow = 1;
                this.weekDoy = 4;
            }
            if (typeof settings.firstDay === &#039;number&#039;) {
                this.weekDow = settings.firstDay;
            }
            if (typeof settings.weekNumberCalculation === &#039;function&#039;) {
                this.weekNumberFunc = settings.weekNumberCalculation;
            }
            this.weekText = settings.weekText != null ? settings.weekText : settings.locale.options.weekText;
            this.cmdFormatter = settings.cmdFormatter;
            this.defaultSeparator = settings.defaultSeparator;
        }
        // Creating / Parsing
        DateEnv.prototype.createMarker = function (input) {
            var meta = this.createMarkerMeta(input);
            if (meta === null) {
                return null;
            }
            return meta.marker;
        };
        DateEnv.prototype.createNowMarker = function () {
            if (this.canComputeOffset) {
                return this.timestampToMarker(new Date().valueOf());
            }
            // if we can&#039;t compute the current date val for a timezone,
            // better to give the current local date vals than UTC
            return arrayToUtcDate(dateToLocalArray(new Date()));
        };
        DateEnv.prototype.createMarkerMeta = function (input) {
            if (typeof input === &#039;string&#039;) {
                return this.parse(input);
            }
            var marker = null;
            if (typeof input === &#039;number&#039;) {
                marker = this.timestampToMarker(input);
            }
            else if (input instanceof Date) {
                input = input.valueOf();
                if (!isNaN(input)) {
                    marker = this.timestampToMarker(input);
                }
            }
            else if (Array.isArray(input)) {
                marker = arrayToUtcDate(input);
            }
            if (marker === null || !isValidDate(marker)) {
                return null;
            }
            return { marker: marker, isTimeUnspecified: false, forcedTzo: null };
        };
        DateEnv.prototype.parse = function (s) {
            var parts = parse(s);
            if (parts === null) {
                return null;
            }
            var marker = parts.marker;
            var forcedTzo = null;
            if (parts.timeZoneOffset !== null) {
                if (this.canComputeOffset) {
                    marker = this.timestampToMarker(marker.valueOf() - parts.timeZoneOffset * 60 * 1000);
                }
                else {
                    forcedTzo = parts.timeZoneOffset;
                }
            }
            return { marker: marker, isTimeUnspecified: parts.isTimeUnspecified, forcedTzo: forcedTzo };
        };
        // Accessors
        DateEnv.prototype.getYear = function (marker) {
            return this.calendarSystem.getMarkerYear(marker);
        };
        DateEnv.prototype.getMonth = function (marker) {
            return this.calendarSystem.getMarkerMonth(marker);
        };
        // Adding / Subtracting
        DateEnv.prototype.add = function (marker, dur) {
            var a = this.calendarSystem.markerToArray(marker);
            a[0] += dur.years;
            a[1] += dur.months;
            a[2] += dur.days;
            a[6] += dur.milliseconds;
            return this.calendarSystem.arrayToMarker(a);
        };
        DateEnv.prototype.subtract = function (marker, dur) {
            var a = this.calendarSystem.markerToArray(marker);
            a[0] -= dur.years;
            a[1] -= dur.months;
            a[2] -= dur.days;
            a[6] -= dur.milliseconds;
            return this.calendarSystem.arrayToMarker(a);
        };
        DateEnv.prototype.addYears = function (marker, n) {
            var a = this.calendarSystem.markerToArray(marker);
            a[0] += n;
            return this.calendarSystem.arrayToMarker(a);
        };
        DateEnv.prototype.addMonths = function (marker, n) {
            var a = this.calendarSystem.markerToArray(marker);
            a[1] += n;
            return this.calendarSystem.arrayToMarker(a);
        };
        // Diffing Whole Units
        DateEnv.prototype.diffWholeYears = function (m0, m1) {
            var calendarSystem = this.calendarSystem;
            if (timeAsMs(m0) === timeAsMs(m1) &amp;&amp;
                calendarSystem.getMarkerDay(m0) === calendarSystem.getMarkerDay(m1) &amp;&amp;
                calendarSystem.getMarkerMonth(m0) === calendarSystem.getMarkerMonth(m1)) {
                return calendarSystem.getMarkerYear(m1) - calendarSystem.getMarkerYear(m0);
            }
            return null;
        };
        DateEnv.prototype.diffWholeMonths = function (m0, m1) {
            var calendarSystem = this.calendarSystem;
            if (timeAsMs(m0) === timeAsMs(m1) &amp;&amp;
                calendarSystem.getMarkerDay(m0) === calendarSystem.getMarkerDay(m1)) {
                return (calendarSystem.getMarkerMonth(m1) - calendarSystem.getMarkerMonth(m0)) +
                    (calendarSystem.getMarkerYear(m1) - calendarSystem.getMarkerYear(m0)) * 12;
            }
            return null;
        };
        // Range / Duration
        DateEnv.prototype.greatestWholeUnit = function (m0, m1) {
            var n = this.diffWholeYears(m0, m1);
            if (n !== null) {
                return { unit: &#039;year&#039;, value: n };
            }
            n = this.diffWholeMonths(m0, m1);
            if (n !== null) {
                return { unit: &#039;month&#039;, value: n };
            }
            n = diffWholeWeeks(m0, m1);
            if (n !== null) {
                return { unit: &#039;week&#039;, value: n };
            }
            n = diffWholeDays(m0, m1);
            if (n !== null) {
                return { unit: &#039;day&#039;, value: n };
            }
            n = diffHours(m0, m1);
            if (isInt(n)) {
                return { unit: &#039;hour&#039;, value: n };
            }
            n = diffMinutes(m0, m1);
            if (isInt(n)) {
                return { unit: &#039;minute&#039;, value: n };
            }
            n = diffSeconds(m0, m1);
            if (isInt(n)) {
                return { unit: &#039;second&#039;, value: n };
            }
            return { unit: &#039;millisecond&#039;, value: m1.valueOf() - m0.valueOf() };
        };
        DateEnv.prototype.countDurationsBetween = function (m0, m1, d) {
            // TODO: can use greatestWholeUnit
            var diff;
            if (d.years) {
                diff = this.diffWholeYears(m0, m1);
                if (diff !== null) {
                    return diff / asRoughYears(d);
                }
            }
            if (d.months) {
                diff = this.diffWholeMonths(m0, m1);
                if (diff !== null) {
                    return diff / asRoughMonths(d);
                }
            }
            if (d.days) {
                diff = diffWholeDays(m0, m1);
                if (diff !== null) {
                    return diff / asRoughDays(d);
                }
            }
            return (m1.valueOf() - m0.valueOf()) / asRoughMs(d);
        };
        // Start-Of
        // these DON&#039;T return zoned-dates. only UTC start-of dates
        DateEnv.prototype.startOf = function (m, unit) {
            if (unit === &#039;year&#039;) {
                return this.startOfYear(m);
            }
            if (unit === &#039;month&#039;) {
                return this.startOfMonth(m);
            }
            if (unit === &#039;week&#039;) {
                return this.startOfWeek(m);
            }
            if (unit === &#039;day&#039;) {
                return startOfDay(m);
            }
            if (unit === &#039;hour&#039;) {
                return startOfHour(m);
            }
            if (unit === &#039;minute&#039;) {
                return startOfMinute(m);
            }
            if (unit === &#039;second&#039;) {
                return startOfSecond(m);
            }
            return null;
        };
        DateEnv.prototype.startOfYear = function (m) {
            return this.calendarSystem.arrayToMarker([
                this.calendarSystem.getMarkerYear(m),
            ]);
        };
        DateEnv.prototype.startOfMonth = function (m) {
            return this.calendarSystem.arrayToMarker([
                this.calendarSystem.getMarkerYear(m),
                this.calendarSystem.getMarkerMonth(m),
            ]);
        };
        DateEnv.prototype.startOfWeek = function (m) {
            return this.calendarSystem.arrayToMarker([
                this.calendarSystem.getMarkerYear(m),
                this.calendarSystem.getMarkerMonth(m),
                m.getUTCDate() - ((m.getUTCDay() - this.weekDow + 7) % 7),
            ]);
        };
        // Week Number
        DateEnv.prototype.computeWeekNumber = function (marker) {
            if (this.weekNumberFunc) {
                return this.weekNumberFunc(this.toDate(marker));
            }
            return weekOfYear(marker, this.weekDow, this.weekDoy);
        };
        // TODO: choke on timeZoneName: long
        DateEnv.prototype.format = function (marker, formatter, dateOptions) {
            if (dateOptions === void 0) { dateOptions = {}; }
            return formatter.format({
                marker: marker,
                timeZoneOffset: dateOptions.forcedTzo != null ?
                    dateOptions.forcedTzo :
                    this.offsetForMarker(marker),
            }, this);
        };
        DateEnv.prototype.formatRange = function (start, end, formatter, dateOptions) {
            if (dateOptions === void 0) { dateOptions = {}; }
            if (dateOptions.isEndExclusive) {
                end = addMs(end, -1);
            }
            return formatter.formatRange({
                marker: start,
                timeZoneOffset: dateOptions.forcedStartTzo != null ?
                    dateOptions.forcedStartTzo :
                    this.offsetForMarker(start),
            }, {
                marker: end,
                timeZoneOffset: dateOptions.forcedEndTzo != null ?
                    dateOptions.forcedEndTzo :
                    this.offsetForMarker(end),
            }, this, dateOptions.defaultSeparator);
        };
        /*
        DUMB: the omitTime arg is dumb. if we omit the time, we want to omit the timezone offset. and if we do that,
        might as well use buildIsoString or some other util directly
        */
        DateEnv.prototype.formatIso = function (marker, extraOptions) {
            if (extraOptions === void 0) { extraOptions = {}; }
            var timeZoneOffset = null;
            if (!extraOptions.omitTimeZoneOffset) {
                if (extraOptions.forcedTzo != null) {
                    timeZoneOffset = extraOptions.forcedTzo;
                }
                else {
                    timeZoneOffset = this.offsetForMarker(marker);
                }
            }
            return buildIsoString(marker, timeZoneOffset, extraOptions.omitTime);
        };
        // TimeZone
        DateEnv.prototype.timestampToMarker = function (ms) {
            if (this.timeZone === &#039;local&#039;) {
                return arrayToUtcDate(dateToLocalArray(new Date(ms)));
            }
            if (this.timeZone === &#039;UTC&#039; || !this.namedTimeZoneImpl) {
                return new Date(ms);
            }
            return arrayToUtcDate(this.namedTimeZoneImpl.timestampToArray(ms));
        };
        DateEnv.prototype.offsetForMarker = function (m) {
            if (this.timeZone === &#039;local&#039;) {
                return -arrayToLocalDate(dateToUtcArray(m)).getTimezoneOffset(); // convert &quot;inverse&quot; offset to &quot;normal&quot; offset
            }
            if (this.timeZone === &#039;UTC&#039;) {
                return 0;
            }
            if (this.namedTimeZoneImpl) {
                return this.namedTimeZoneImpl.offsetForArray(dateToUtcArray(m));
            }
            return null;
        };
        // Conversion
        DateEnv.prototype.toDate = function (m, forcedTzo) {
            if (this.timeZone === &#039;local&#039;) {
                return arrayToLocalDate(dateToUtcArray(m));
            }
            if (this.timeZone === &#039;UTC&#039;) {
                return new Date(m.valueOf()); // make sure it&#039;s a copy
            }
            if (!this.namedTimeZoneImpl) {
                return new Date(m.valueOf() - (forcedTzo || 0));
            }
            return new Date(m.valueOf() -
                this.namedTimeZoneImpl.offsetForArray(dateToUtcArray(m)) * 1000 * 60);
        };
        return DateEnv;
    }());

    var globalLocales = [];

    var RAW_EN_LOCALE = {
        code: &#039;en&#039;,
        week: {
            dow: 0,
            doy: 4,
        },
        direction: &#039;ltr&#039;,
        buttonText: {
            prev: &#039;prev&#039;,
            next: &#039;next&#039;,
            prevYear: &#039;prev year&#039;,
            nextYear: &#039;next year&#039;,
            year: &#039;year&#039;,
            today: &#039;today&#039;,
            month: &#039;month&#039;,
            week: &#039;week&#039;,
            day: &#039;day&#039;,
            list: &#039;list&#039;,
        },
        weekText: &#039;W&#039;,
        allDayText: &#039;all-day&#039;,
        moreLinkText: &#039;more&#039;,
        noEventsText: &#039;No events to display&#039;,
    };
    function organizeRawLocales(explicitRawLocales) {
        var defaultCode = explicitRawLocales.length &gt; 0 ? explicitRawLocales[0].code : &#039;en&#039;;
        var allRawLocales = globalLocales.concat(explicitRawLocales);
        var rawLocaleMap = {
            en: RAW_EN_LOCALE,
        };
        for (var _i = 0, allRawLocales_1 = allRawLocales; _i &lt; allRawLocales_1.length; _i++) {
            var rawLocale = allRawLocales_1[_i];
            rawLocaleMap[rawLocale.code] = rawLocale;
        }
        return {
            map: rawLocaleMap,
            defaultCode: defaultCode,
        };
    }
    function buildLocale(inputSingular, available) {
        if (typeof inputSingular === &#039;object&#039; &amp;&amp; !Array.isArray(inputSingular)) {
            return parseLocale(inputSingular.code, [inputSingular.code], inputSingular);
        }
        return queryLocale(inputSingular, available);
    }
    function queryLocale(codeArg, available) {
        var codes = [].concat(codeArg || []); // will convert to array
        var raw = queryRawLocale(codes, available) || RAW_EN_LOCALE;
        return parseLocale(codeArg, codes, raw);
    }
    function queryRawLocale(codes, available) {
        for (var i = 0; i &lt; codes.length; i += 1) {
            var parts = codes[i].toLocaleLowerCase().split(&#039;-&#039;);
            for (var j = parts.length; j &gt; 0; j -= 1) {
                var simpleId = parts.slice(0, j).join(&#039;-&#039;);
                if (available[simpleId]) {
                    return available[simpleId];
                }
            }
        }
        return null;
    }
    function parseLocale(codeArg, codes, raw) {
        var merged = mergeProps([RAW_EN_LOCALE, raw], [&#039;buttonText&#039;]);
        delete merged.code; // don&#039;t want this part of the options
        var week = merged.week;
        delete merged.week;
        return {
            codeArg: codeArg,
            codes: codes,
            week: week,
            simpleNumberFormat: new Intl.NumberFormat(codeArg),
            options: merged,
        };
    }

    function formatDate(dateInput, options) {
        if (options === void 0) { options = {}; }
        var dateEnv = buildDateEnv(options);
        var formatter = createFormatter(options);
        var dateMeta = dateEnv.createMarkerMeta(dateInput);
        if (!dateMeta) { // TODO: warning?
            return &#039;&#039;;
        }
        return dateEnv.format(dateMeta.marker, formatter, {
            forcedTzo: dateMeta.forcedTzo,
        });
    }
    function formatRange(startInput, endInput, options) {
        var dateEnv = buildDateEnv(typeof options === &#039;object&#039; &amp;&amp; options ? options : {}); // pass in if non-null object
        var formatter = createFormatter(options);
        var startMeta = dateEnv.createMarkerMeta(startInput);
        var endMeta = dateEnv.createMarkerMeta(endInput);
        if (!startMeta || !endMeta) { // TODO: warning?
            return &#039;&#039;;
        }
        return dateEnv.formatRange(startMeta.marker, endMeta.marker, formatter, {
            forcedStartTzo: startMeta.forcedTzo,
            forcedEndTzo: endMeta.forcedTzo,
            isEndExclusive: options.isEndExclusive,
            defaultSeparator: BASE_OPTION_DEFAULTS.defaultRangeSeparator,
        });
    }
    // TODO: more DRY and optimized
    function buildDateEnv(settings) {
        var locale = buildLocale(settings.locale || &#039;en&#039;, organizeRawLocales([]).map); // TODO: don&#039;t hardcode &#039;en&#039; everywhere
        return new DateEnv(__assign(__assign({ timeZone: BASE_OPTION_DEFAULTS.timeZone, calendarSystem: &#039;gregory&#039; }, settings), { locale: locale }));
    }

    var DEF_DEFAULTS = {
        startTime: &#039;09:00&#039;,
        endTime: &#039;17:00&#039;,
        daysOfWeek: [1, 2, 3, 4, 5],
        display: &#039;inverse-background&#039;,
        classNames: &#039;fc-non-business&#039;,
        groupId: &#039;_businessHours&#039;,
    };
    /*
    TODO: pass around as EventDefHash!!!
    */
    function parseBusinessHours(input, context) {
        return parseEvents(refineInputs(input), null, context);
    }
    function refineInputs(input) {
        var rawDefs;
        if (input === true) {
            rawDefs = [{}]; // will get DEF_DEFAULTS verbatim
        }
        else if (Array.isArray(input)) {
            // if specifying an array, every sub-definition NEEDS a day-of-week
            rawDefs = input.filter(function (rawDef) { return rawDef.daysOfWeek; });
        }
        else if (typeof input === &#039;object&#039; &amp;&amp; input) { // non-null object
            rawDefs = [input];
        }
        else { // is probably false
            rawDefs = [];
        }
        rawDefs = rawDefs.map(function (rawDef) { return (__assign(__assign({}, DEF_DEFAULTS), rawDef)); });
        return rawDefs;
    }

    function pointInsideRect(point, rect) {
        return point.left &gt;= rect.left &amp;&amp;
            point.left &lt; rect.right &amp;&amp;
            point.top &gt;= rect.top &amp;&amp;
            point.top &lt; rect.bottom;
    }
    // Returns a new rectangle that is the intersection of the two rectangles. If they don&#039;t intersect, returns false
    function intersectRects(rect1, rect2) {
        var res = {
            left: Math.max(rect1.left, rect2.left),
            right: Math.min(rect1.right, rect2.right),
            top: Math.max(rect1.top, rect2.top),
            bottom: Math.min(rect1.bottom, rect2.bottom),
        };
        if (res.left &lt; res.right &amp;&amp; res.top &lt; res.bottom) {
            return res;
        }
        return false;
    }
    function translateRect(rect, deltaX, deltaY) {
        return {
            left: rect.left + deltaX,
            right: rect.right + deltaX,
            top: rect.top + deltaY,
            bottom: rect.bottom + deltaY,
        };
    }
    // Returns a new point that will have been moved to reside within the given rectangle
    function constrainPoint(point, rect) {
        return {
            left: Math.min(Math.max(point.left, rect.left), rect.right),
            top: Math.min(Math.max(point.top, rect.top), rect.bottom),
        };
    }
    // Returns a point that is the center of the given rectangle
    function getRectCenter(rect) {
        return {
            left: (rect.left + rect.right) / 2,
            top: (rect.top + rect.bottom) / 2,
        };
    }
    // Subtracts point2&#039;s coordinates from point1&#039;s coordinates, returning a delta
    function diffPoints(point1, point2) {
        return {
            left: point1.left - point2.left,
            top: point1.top - point2.top,
        };
    }

    var canVGrowWithinCell;
    function getCanVGrowWithinCell() {
        if (canVGrowWithinCell == null) {
            canVGrowWithinCell = computeCanVGrowWithinCell();
        }
        return canVGrowWithinCell;
    }
    function computeCanVGrowWithinCell() {
        // for SSR, because this function is call immediately at top-level
        // TODO: just make this logic execute top-level, immediately, instead of doing lazily
        if (typeof document === &#039;undefined&#039;) {
            return true;
        }
        var el = document.createElement(&#039;div&#039;);
        el.style.position = &#039;absolute&#039;;
        el.style.top = &#039;0px&#039;;
        el.style.left = &#039;0px&#039;;
        el.innerHTML = &#039;&lt;table&gt;&lt;tr&gt;&lt;td&gt;&lt;div&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&#039;;
        el.querySelector(&#039;table&#039;).style.height = &#039;100px&#039;;
        el.querySelector(&#039;div&#039;).style.height = &#039;100%&#039;;
        document.body.appendChild(el);
        var div = el.querySelector(&#039;div&#039;);
        var possible = div.offsetHeight &gt; 0;
        document.body.removeChild(el);
        return possible;
    }

    var EMPTY_EVENT_STORE = createEmptyEventStore(); // for purecomponents. TODO: keep elsewhere
    var Splitter = /** @class */ (function () {
        function Splitter() {
            this.getKeysForEventDefs = memoize(this._getKeysForEventDefs);
            this.splitDateSelection = memoize(this._splitDateSpan);
            this.splitEventStore = memoize(this._splitEventStore);
            this.splitIndividualUi = memoize(this._splitIndividualUi);
            this.splitEventDrag = memoize(this._splitInteraction);
            this.splitEventResize = memoize(this._splitInteraction);
            this.eventUiBuilders = {}; // TODO: typescript protection
        }
        Splitter.prototype.splitProps = function (props) {
            var _this = this;
            var keyInfos = this.getKeyInfo(props);
            var defKeys = this.getKeysForEventDefs(props.eventStore);
            var dateSelections = this.splitDateSelection(props.dateSelection);
            var individualUi = this.splitIndividualUi(props.eventUiBases, defKeys); // the individual *bases*
            var eventStores = this.splitEventStore(props.eventStore, defKeys);
            var eventDrags = this.splitEventDrag(props.eventDrag);
            var eventResizes = this.splitEventResize(props.eventResize);
            var splitProps = {};
            this.eventUiBuilders = mapHash(keyInfos, function (info, key) { return _this.eventUiBuilders[key] || memoize(buildEventUiForKey); });
            for (var key in keyInfos) {
                var keyInfo = keyInfos[key];
                var eventStore = eventStores[key] || EMPTY_EVENT_STORE;
                var buildEventUi = this.eventUiBuilders[key];
                splitProps[key] = {
                    businessHours: keyInfo.businessHours || props.businessHours,
                    dateSelection: dateSelections[key] || null,
                    eventStore: eventStore,
                    eventUiBases: buildEventUi(props.eventUiBases[&#039;&#039;], keyInfo.ui, individualUi[key]),
                    eventSelection: eventStore.instances[props.eventSelection] ? props.eventSelection : &#039;&#039;,
                    eventDrag: eventDrags[key] || null,
                    eventResize: eventResizes[key] || null,
                };
            }
            return splitProps;
        };
        Splitter.prototype._splitDateSpan = function (dateSpan) {
            var dateSpans = {};
            if (dateSpan) {
                var keys = this.getKeysForDateSpan(dateSpan);
                for (var _i = 0, keys_1 = keys; _i &lt; keys_1.length; _i++) {
                    var key = keys_1[_i];
                    dateSpans[key] = dateSpan;
                }
            }
            return dateSpans;
        };
        Splitter.prototype._getKeysForEventDefs = function (eventStore) {
            var _this = this;
            return mapHash(eventStore.defs, function (eventDef) { return _this.getKeysForEventDef(eventDef); });
        };
        Splitter.prototype._splitEventStore = function (eventStore, defKeys) {
            var defs = eventStore.defs, instances = eventStore.instances;
            var splitStores = {};
            for (var defId in defs) {
                for (var _i = 0, _a = defKeys[defId]; _i &lt; _a.length; _i++) {
                    var key = _a[_i];
                    if (!splitStores[key]) {
                        splitStores[key] = createEmptyEventStore();
                    }
                    splitStores[key].defs[defId] = defs[defId];
                }
            }
            for (var instanceId in instances) {
                var instance = instances[instanceId];
                for (var _b = 0, _c = defKeys[instance.defId]; _b &lt; _c.length; _b++) {
                    var key = _c[_b];
                    if (splitStores[key]) { // must have already been created
                        splitStores[key].instances[instanceId] = instance;
                    }
                }
            }
            return splitStores;
        };
        Splitter.prototype._splitIndividualUi = function (eventUiBases, defKeys) {
            var splitHashes = {};
            for (var defId in eventUiBases) {
                if (defId) { // not the &#039;&#039; key
                    for (var _i = 0, _a = defKeys[defId]; _i &lt; _a.length; _i++) {
                        var key = _a[_i];
                        if (!splitHashes[key]) {
                            splitHashes[key] = {};
                        }
                        splitHashes[key][defId] = eventUiBases[defId];
                    }
                }
            }
            return splitHashes;
        };
        Splitter.prototype._splitInteraction = function (interaction) {
            var splitStates = {};
            if (interaction) {
                var affectedStores_1 = this._splitEventStore(interaction.affectedEvents, this._getKeysForEventDefs(interaction.affectedEvents));
                // can&#039;t rely on defKeys because event data is mutated
                var mutatedKeysByDefId = this._getKeysForEventDefs(interaction.mutatedEvents);
                var mutatedStores_1 = this._splitEventStore(interaction.mutatedEvents, mutatedKeysByDefId);
                var populate = function (key) {
                    if (!splitStates[key]) {
                        splitStates[key] = {
                            affectedEvents: affectedStores_1[key] || EMPTY_EVENT_STORE,
                            mutatedEvents: mutatedStores_1[key] || EMPTY_EVENT_STORE,
                            isEvent: interaction.isEvent,
                        };
                    }
                };
                for (var key in affectedStores_1) {
                    populate(key);
                }
                for (var key in mutatedStores_1) {
                    populate(key);
                }
            }
            return splitStates;
        };
        return Splitter;
    }());
    function buildEventUiForKey(allUi, eventUiForKey, individualUi) {
        var baseParts = [];
        if (allUi) {
            baseParts.push(allUi);
        }
        if (eventUiForKey) {
            baseParts.push(eventUiForKey);
        }
        var stuff = {
            &#039;&#039;: combineEventUis(baseParts),
        };
        if (individualUi) {
            __assign(stuff, individualUi);
        }
        return stuff;
    }

    function getDateMeta(date, todayRange, nowDate, dateProfile) {
        return {
            dow: date.getUTCDay(),
            isDisabled: Boolean(dateProfile &amp;&amp; !rangeContainsMarker(dateProfile.activeRange, date)),
            isOther: Boolean(dateProfile &amp;&amp; !rangeContainsMarker(dateProfile.currentRange, date)),
            isToday: Boolean(todayRange &amp;&amp; rangeContainsMarker(todayRange, date)),
            isPast: Boolean(nowDate ? (date &lt; nowDate) : todayRange ? (date &lt; todayRange.start) : false),
            isFuture: Boolean(nowDate ? (date &gt; nowDate) : todayRange ? (date &gt;= todayRange.end) : false),
        };
    }
    function getDayClassNames(meta, theme) {
        var classNames = [
            &#039;fc-day&#039;,
            &quot;fc-day-&quot; + DAY_IDS[meta.dow],
        ];
        if (meta.isDisabled) {
            classNames.push(&#039;fc-day-disabled&#039;);
        }
        else {
            if (meta.isToday) {
                classNames.push(&#039;fc-day-today&#039;);
                classNames.push(theme.getClass(&#039;today&#039;));
            }
            if (meta.isPast) {
                classNames.push(&#039;fc-day-past&#039;);
            }
            if (meta.isFuture) {
                classNames.push(&#039;fc-day-future&#039;);
            }
            if (meta.isOther) {
                classNames.push(&#039;fc-day-other&#039;);
            }
        }
        return classNames;
    }
    function getSlotClassNames(meta, theme) {
        var classNames = [
            &#039;fc-slot&#039;,
            &quot;fc-slot-&quot; + DAY_IDS[meta.dow],
        ];
        if (meta.isDisabled) {
            classNames.push(&#039;fc-slot-disabled&#039;);
        }
        else {
            if (meta.isToday) {
                classNames.push(&#039;fc-slot-today&#039;);
                classNames.push(theme.getClass(&#039;today&#039;));
            }
            if (meta.isPast) {
                classNames.push(&#039;fc-slot-past&#039;);
            }
            if (meta.isFuture) {
                classNames.push(&#039;fc-slot-future&#039;);
            }
        }
        return classNames;
    }

    function buildNavLinkData(date, type) {
        if (type === void 0) { type = &#039;day&#039;; }
        return JSON.stringify({
            date: formatDayString(date),
            type: type,
        });
    }

    var _isRtlScrollbarOnLeft = null;
    function getIsRtlScrollbarOnLeft() {
        if (_isRtlScrollbarOnLeft === null) {
            _isRtlScrollbarOnLeft = computeIsRtlScrollbarOnLeft();
        }
        return _isRtlScrollbarOnLeft;
    }
    function computeIsRtlScrollbarOnLeft() {
        var outerEl = document.createElement(&#039;div&#039;);
        applyStyle(outerEl, {
            position: &#039;absolute&#039;,
            top: -1000,
            left: 0,
            border: 0,
            padding: 0,
            overflow: &#039;scroll&#039;,
            direction: &#039;rtl&#039;,
        });
        outerEl.innerHTML = &#039;&lt;div&gt;&lt;/div&gt;&#039;;
        document.body.appendChild(outerEl);
        var innerEl = outerEl.firstChild;
        var res = innerEl.getBoundingClientRect().left &gt; outerEl.getBoundingClientRect().left;
        removeElement(outerEl);
        return res;
    }

    var _scrollbarWidths;
    function getScrollbarWidths() {
        if (!_scrollbarWidths) {
            _scrollbarWidths = computeScrollbarWidths();
        }
        return _scrollbarWidths;
    }
    function computeScrollbarWidths() {
        var el = document.createElement(&#039;div&#039;);
        el.style.overflow = &#039;scroll&#039;;
        el.style.position = &#039;absolute&#039;;
        el.style.top = &#039;-9999px&#039;;
        el.style.left = &#039;-9999px&#039;;
        document.body.appendChild(el);
        var res = computeScrollbarWidthsForEl(el);
        document.body.removeChild(el);
        return res;
    }
    // WARNING: will include border
    function computeScrollbarWidthsForEl(el) {
        return {
            x: el.offsetHeight - el.clientHeight,
            y: el.offsetWidth - el.clientWidth,
        };
    }

    function computeEdges(el, getPadding) {
        if (getPadding === void 0) { getPadding = false; }
        var computedStyle = window.getComputedStyle(el);
        var borderLeft = parseInt(computedStyle.borderLeftWidth, 10) || 0;
        var borderRight = parseInt(computedStyle.borderRightWidth, 10) || 0;
        var borderTop = parseInt(computedStyle.borderTopWidth, 10) || 0;
        var borderBottom = parseInt(computedStyle.borderBottomWidth, 10) || 0;
        var badScrollbarWidths = computeScrollbarWidthsForEl(el); // includes border!
        var scrollbarLeftRight = badScrollbarWidths.y - borderLeft - borderRight;
        var scrollbarBottom = badScrollbarWidths.x - borderTop - borderBottom;
        var res = {
            borderLeft: borderLeft,
            borderRight: borderRight,
            borderTop: borderTop,
            borderBottom: borderBottom,
            scrollbarBottom: scrollbarBottom,
            scrollbarLeft: 0,
            scrollbarRight: 0,
        };
        if (getIsRtlScrollbarOnLeft() &amp;&amp; computedStyle.direction === &#039;rtl&#039;) { // is the scrollbar on the left side?
            res.scrollbarLeft = scrollbarLeftRight;
        }
        else {
            res.scrollbarRight = scrollbarLeftRight;
        }
        if (getPadding) {
            res.paddingLeft = parseInt(computedStyle.paddingLeft, 10) || 0;
            res.paddingRight = parseInt(computedStyle.paddingRight, 10) || 0;
            res.paddingTop = parseInt(computedStyle.paddingTop, 10) || 0;
            res.paddingBottom = parseInt(computedStyle.paddingBottom, 10) || 0;
        }
        return res;
    }
    function computeInnerRect(el, goWithinPadding, doFromWindowViewport) {
        if (goWithinPadding === void 0) { goWithinPadding = false; }
        var outerRect = doFromWindowViewport ? el.getBoundingClientRect() : computeRect(el);
        var edges = computeEdges(el, goWithinPadding);
        var res = {
            left: outerRect.left + edges.borderLeft + edges.scrollbarLeft,
            right: outerRect.right - edges.borderRight - edges.scrollbarRight,
            top: outerRect.top + edges.borderTop,
            bottom: outerRect.bottom - edges.borderBottom - edges.scrollbarBottom,
        };
        if (goWithinPadding) {
            res.left += edges.paddingLeft;
            res.right -= edges.paddingRight;
            res.top += edges.paddingTop;
            res.bottom -= edges.paddingBottom;
        }
        return res;
    }
    function computeRect(el) {
        var rect = el.getBoundingClientRect();
        return {
            left: rect.left + window.pageXOffset,
            top: rect.top + window.pageYOffset,
            right: rect.right + window.pageXOffset,
            bottom: rect.bottom + window.pageYOffset,
        };
    }
    function computeHeightAndMargins(el) {
        return el.getBoundingClientRect().height + computeVMargins(el);
    }
    function computeVMargins(el) {
        var computed = window.getComputedStyle(el);
        return parseInt(computed.marginTop, 10) +
            parseInt(computed.marginBottom, 10);
    }
    // does not return window
    function getClippingParents(el) {
        var parents = [];
        while (el instanceof HTMLElement) { // will stop when gets to document or null
            var computedStyle = window.getComputedStyle(el);
            if (computedStyle.position === &#039;fixed&#039;) {
                break;
            }
            if ((/(auto|scroll)/).test(computedStyle.overflow + computedStyle.overflowY + computedStyle.overflowX)) {
                parents.push(el);
            }
            el = el.parentNode;
        }
        return parents;
    }

    // given a function that resolves a result asynchronously.
    // the function can either call passed-in success and failure callbacks,
    // or it can return a promise.
    // if you need to pass additional params to func, bind them first.
    function unpromisify(func, success, failure) {
        // guard against success/failure callbacks being called more than once
        // and guard against a promise AND callback being used together.
        var isResolved = false;
        var wrappedSuccess = function () {
            if (!isResolved) {
                isResolved = true;
                success.apply(this, arguments); // eslint-disable-line prefer-rest-params
            }
        };
        var wrappedFailure = function () {
            if (!isResolved) {
                isResolved = true;
                if (failure) {
                    failure.apply(this, arguments); // eslint-disable-line prefer-rest-params
                }
            }
        };
        var res = func(wrappedSuccess, wrappedFailure);
        if (res &amp;&amp; typeof res.then === &#039;function&#039;) {
            res.then(wrappedSuccess, wrappedFailure);
        }
    }

    var Emitter = /** @class */ (function () {
        function Emitter() {
            this.handlers = {};
            this.thisContext = null;
        }
        Emitter.prototype.setThisContext = function (thisContext) {
            this.thisContext = thisContext;
        };
        Emitter.prototype.setOptions = function (options) {
            this.options = options;
        };
        Emitter.prototype.on = function (type, handler) {
            addToHash(this.handlers, type, handler);
        };
        Emitter.prototype.off = function (type, handler) {
            removeFromHash(this.handlers, type, handler);
        };
        Emitter.prototype.trigger = function (type) {
            var args = [];
            for (var _i = 1; _i &lt; arguments.length; _i++) {
                args[_i - 1] = arguments[_i];
            }
            var attachedHandlers = this.handlers[type] || [];
            var optionHandler = this.options &amp;&amp; this.options[type];
            var handlers = [].concat(optionHandler || [], attachedHandlers);
            for (var _a = 0, handlers_1 = handlers; _a &lt; handlers_1.length; _a++) {
                var handler = handlers_1[_a];
                handler.apply(this.thisContext, args);
            }
        };
        Emitter.prototype.hasHandlers = function (type) {
            return (this.handlers[type] &amp;&amp; this.handlers[type].length) ||
                (this.options &amp;&amp; this.options[type]);
        };
        return Emitter;
    }());
    function addToHash(hash, type, handler) {
        (hash[type] || (hash[type] = []))
            .push(handler);
    }
    function removeFromHash(hash, type, handler) {
        if (handler) {
            if (hash[type]) {
                hash[type] = hash[type].filter(function (func) { return func !== handler; });
            }
        }
        else {
            delete hash[type]; // remove all handler funcs for this type
        }
    }

    /*
    Records offset information for a set of elements, relative to an origin element.
    Can record the left/right OR the top/bottom OR both.
    Provides methods for querying the cache by position.
    */
    var PositionCache = /** @class */ (function () {
        function PositionCache(originEl, els, isHorizontal, isVertical) {
            this.els = els;
            var originClientRect = this.originClientRect = originEl.getBoundingClientRect(); // relative to viewport top-left
            if (isHorizontal) {
                this.buildElHorizontals(originClientRect.left);
            }
            if (isVertical) {
                this.buildElVerticals(originClientRect.top);
            }
        }
        // Populates the left/right internal coordinate arrays
        PositionCache.prototype.buildElHorizontals = function (originClientLeft) {
            var lefts = [];
            var rights = [];
            for (var _i = 0, _a = this.els; _i &lt; _a.length; _i++) {
                var el = _a[_i];
                var rect = el.getBoundingClientRect();
                lefts.push(rect.left - originClientLeft);
                rights.push(rect.right - originClientLeft);
            }
            this.lefts = lefts;
            this.rights = rights;
        };
        // Populates the top/bottom internal coordinate arrays
        PositionCache.prototype.buildElVerticals = function (originClientTop) {
            var tops = [];
            var bottoms = [];
            for (var _i = 0, _a = this.els; _i &lt; _a.length; _i++) {
                var el = _a[_i];
                var rect = el.getBoundingClientRect();
                tops.push(rect.top - originClientTop);
                bottoms.push(rect.bottom - originClientTop);
            }
            this.tops = tops;
            this.bottoms = bottoms;
        };
        // Given a left offset (from document left), returns the index of the el that it horizontally intersects.
        // If no intersection is made, returns undefined.
        PositionCache.prototype.leftToIndex = function (leftPosition) {
            var _a = this, lefts = _a.lefts, rights = _a.rights;
            var len = lefts.length;
            var i;
            for (i = 0; i &lt; len; i += 1) {
                if (leftPosition &gt;= lefts[i] &amp;&amp; leftPosition &lt; rights[i]) {
                    return i;
                }
            }
            return undefined; // TODO: better
        };
        // Given a top offset (from document top), returns the index of the el that it vertically intersects.
        // If no intersection is made, returns undefined.
        PositionCache.prototype.topToIndex = function (topPosition) {
            var _a = this, tops = _a.tops, bottoms = _a.bottoms;
            var len = tops.length;
            var i;
            for (i = 0; i &lt; len; i += 1) {
                if (topPosition &gt;= tops[i] &amp;&amp; topPosition &lt; bottoms[i]) {
                    return i;
                }
            }
            return undefined; // TODO: better
        };
        // Gets the width of the element at the given index
        PositionCache.prototype.getWidth = function (leftIndex) {
            return this.rights[leftIndex] - this.lefts[leftIndex];
        };
        // Gets the height of the element at the given index
        PositionCache.prototype.getHeight = function (topIndex) {
            return this.bottoms[topIndex] - this.tops[topIndex];
        };
        return PositionCache;
    }());

    /* eslint max-classes-per-file: &quot;off&quot; */
    /*
    An object for getting/setting scroll-related information for an element.
    Internally, this is done very differently for window versus DOM element,
    so this object serves as a common interface.
    */
    var ScrollController = /** @class */ (function () {
        function ScrollController() {
        }
        ScrollController.prototype.getMaxScrollTop = function () {
            return this.getScrollHeight() - this.getClientHeight();
        };
        ScrollController.prototype.getMaxScrollLeft = function () {
            return this.getScrollWidth() - this.getClientWidth();
        };
        ScrollController.prototype.canScrollVertically = function () {
            return this.getMaxScrollTop() &gt; 0;
        };
        ScrollController.prototype.canScrollHorizontally = function () {
            return this.getMaxScrollLeft() &gt; 0;
        };
        ScrollController.prototype.canScrollUp = function () {
            return this.getScrollTop() &gt; 0;
        };
        ScrollController.prototype.canScrollDown = function () {
            return this.getScrollTop() &lt; this.getMaxScrollTop();
        };
        ScrollController.prototype.canScrollLeft = function () {
            return this.getScrollLeft() &gt; 0;
        };
        ScrollController.prototype.canScrollRight = function () {
            return this.getScrollLeft() &lt; this.getMaxScrollLeft();
        };
        return ScrollController;
    }());
    var ElementScrollController = /** @class */ (function (_super) {
        __extends(ElementScrollController, _super);
        function ElementScrollController(el) {
            var _this = _super.call(this) || this;
            _this.el = el;
            return _this;
        }
        ElementScrollController.prototype.getScrollTop = function () {
            return this.el.scrollTop;
        };
        ElementScrollController.prototype.getScrollLeft = function () {
            return this.el.scrollLeft;
        };
        ElementScrollController.prototype.setScrollTop = function (top) {
            this.el.scrollTop = top;
        };
        ElementScrollController.prototype.setScrollLeft = function (left) {
            this.el.scrollLeft = left;
        };
        ElementScrollController.prototype.getScrollWidth = function () {
            return this.el.scrollWidth;
        };
        ElementScrollController.prototype.getScrollHeight = function () {
            return this.el.scrollHeight;
        };
        ElementScrollController.prototype.getClientHeight = function () {
            return this.el.clientHeight;
        };
        ElementScrollController.prototype.getClientWidth = function () {
            return this.el.clientWidth;
        };
        return ElementScrollController;
    }(ScrollController));
    var WindowScrollController = /** @class */ (function (_super) {
        __extends(WindowScrollController, _super);
        function WindowScrollController() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        WindowScrollController.prototype.getScrollTop = function () {
            return window.pageYOffset;
        };
        WindowScrollController.prototype.getScrollLeft = function () {
            return window.pageXOffset;
        };
        WindowScrollController.prototype.setScrollTop = function (n) {
            window.scroll(window.pageXOffset, n);
        };
        WindowScrollController.prototype.setScrollLeft = function (n) {
            window.scroll(n, window.pageYOffset);
        };
        WindowScrollController.prototype.getScrollWidth = function () {
            return document.documentElement.scrollWidth;
        };
        WindowScrollController.prototype.getScrollHeight = function () {
            return document.documentElement.scrollHeight;
        };
        WindowScrollController.prototype.getClientHeight = function () {
            return document.documentElement.clientHeight;
        };
        WindowScrollController.prototype.getClientWidth = function () {
            return document.documentElement.clientWidth;
        };
        return WindowScrollController;
    }(ScrollController));

    var Theme = /** @class */ (function () {
        function Theme(calendarOptions) {
            if (this.iconOverrideOption) {
                this.setIconOverride(calendarOptions[this.iconOverrideOption]);
            }
        }
        Theme.prototype.setIconOverride = function (iconOverrideHash) {
            var iconClassesCopy;
            var buttonName;
            if (typeof iconOverrideHash === &#039;object&#039; &amp;&amp; iconOverrideHash) { // non-null object
                iconClassesCopy = __assign({}, this.iconClasses);
                for (buttonName in iconOverrideHash) {
                    iconClassesCopy[buttonName] = this.applyIconOverridePrefix(iconOverrideHash[buttonName]);
                }
                this.iconClasses = iconClassesCopy;
            }
            else if (iconOverrideHash === false) {
                this.iconClasses = {};
            }
        };
        Theme.prototype.applyIconOverridePrefix = function (className) {
            var prefix = this.iconOverridePrefix;
            if (prefix &amp;&amp; className.indexOf(prefix) !== 0) { // if not already present
                className = prefix + className;
            }
            return className;
        };
        Theme.prototype.getClass = function (key) {
            return this.classes[key] || &#039;&#039;;
        };
        Theme.prototype.getIconClass = function (buttonName, isRtl) {
            var className;
            if (isRtl &amp;&amp; this.rtlIconClasses) {
                className = this.rtlIconClasses[buttonName] || this.iconClasses[buttonName];
            }
            else {
                className = this.iconClasses[buttonName];
            }
            if (className) {
                return this.baseIconClass + &quot; &quot; + className;
            }
            return &#039;&#039;;
        };
        Theme.prototype.getCustomButtonIconClass = function (customButtonProps) {
            var className;
            if (this.iconOverrideCustomButtonOption) {
                className = customButtonProps[this.iconOverrideCustomButtonOption];
                if (className) {
                    return this.baseIconClass + &quot; &quot; + this.applyIconOverridePrefix(className);
                }
            }
            return &#039;&#039;;
        };
        return Theme;
    }());
    Theme.prototype.classes = {};
    Theme.prototype.iconClasses = {};
    Theme.prototype.baseIconClass = &#039;&#039;;
    Theme.prototype.iconOverridePrefix = &#039;&#039;;

    /// &lt;reference types=&quot;@fullcalendar/core-preact&quot; /&gt;
    if (typeof FullCalendarVDom === &#039;undefined&#039;) {
        throw new Error(&#039;Please import the top-level fullcalendar lib before attempting to import a plugin.&#039;);
    }
    var Component = FullCalendarVDom.Component;
    var createElement = FullCalendarVDom.createElement;
    var render = FullCalendarVDom.render;
    var createRef = FullCalendarVDom.createRef;
    var Fragment = FullCalendarVDom.Fragment;
    var createContext$1 = FullCalendarVDom.createContext;
    var flushToDom$1 = FullCalendarVDom.flushToDom;
    var unmountComponentAtNode$1 = FullCalendarVDom.unmountComponentAtNode;

    var ScrollResponder = /** @class */ (function () {
        function ScrollResponder(execFunc, emitter, scrollTime) {
            var _this = this;
            this.execFunc = execFunc;
            this.emitter = emitter;
            this.scrollTime = scrollTime;
            this.handleScrollRequest = function (request) {
                _this.queuedRequest = __assign({}, _this.queuedRequest || {}, request);
                _this.drain();
            };
            emitter.on(&#039;_scrollRequest&#039;, this.handleScrollRequest);
            this.fireInitialScroll();
        }
        ScrollResponder.prototype.detach = function () {
            this.emitter.off(&#039;_scrollRequest&#039;, this.handleScrollRequest);
        };
        ScrollResponder.prototype.update = function (isDatesNew) {
            if (isDatesNew) {
                this.fireInitialScroll(); // will drain
            }
            else {
                this.drain();
            }
        };
        ScrollResponder.prototype.fireInitialScroll = function () {
            this.handleScrollRequest({
                time: this.scrollTime,
            });
        };
        ScrollResponder.prototype.drain = function () {
            if (this.queuedRequest &amp;&amp; this.execFunc(this.queuedRequest)) {
                this.queuedRequest = null;
            }
        };
        return ScrollResponder;
    }());

    var ViewContextType = createContext$1({}); // for Components
    function buildViewContext(viewSpec, viewApi, viewOptions, dateProfileGenerator, dateEnv, theme, pluginHooks, dispatch, getCurrentData, emitter, calendarApi, registerInteractiveComponent, unregisterInteractiveComponent) {
        return {
            dateEnv: dateEnv,
            options: viewOptions,
            pluginHooks: pluginHooks,
            emitter: emitter,
            dispatch: dispatch,
            getCurrentData: getCurrentData,
            calendarApi: calendarApi,
            viewSpec: viewSpec,
            viewApi: viewApi,
            dateProfileGenerator: dateProfileGenerator,
            theme: theme,
            isRtl: viewOptions.direction === &#039;rtl&#039;,
            addResizeHandler: function (handler) {
                emitter.on(&#039;_resize&#039;, handler);
            },
            removeResizeHandler: function (handler) {
                emitter.off(&#039;_resize&#039;, handler);
            },
            createScrollResponder: function (execFunc) {
                return new ScrollResponder(execFunc, emitter, createDuration(viewOptions.scrollTime));
            },
            registerInteractiveComponent: registerInteractiveComponent,
            unregisterInteractiveComponent: unregisterInteractiveComponent,
        };
    }

    /* eslint max-classes-per-file: off */
    var PureComponent = /** @class */ (function (_super) {
        __extends(PureComponent, _super);
        function PureComponent() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        PureComponent.prototype.shouldComponentUpdate = function (nextProps, nextState) {
            if (this.debug) {
                // eslint-disable-next-line no-console
                console.log(getUnequalProps(nextProps, this.props), getUnequalProps(nextState, this.state));
            }
            return !compareObjs(this.props, nextProps, this.propEquality) ||
                !compareObjs(this.state, nextState, this.stateEquality);
        };
        PureComponent.addPropsEquality = addPropsEquality;
        PureComponent.addStateEquality = addStateEquality;
        PureComponent.contextType = ViewContextType;
        return PureComponent;
    }(Component));
    PureComponent.prototype.propEquality = {};
    PureComponent.prototype.stateEquality = {};
    var BaseComponent = /** @class */ (function (_super) {
        __extends(BaseComponent, _super);
        function BaseComponent() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        BaseComponent.contextType = ViewContextType;
        return BaseComponent;
    }(PureComponent));
    function addPropsEquality(propEquality) {
        var hash = Object.create(this.prototype.propEquality);
        __assign(hash, propEquality);
        this.prototype.propEquality = hash;
    }
    function addStateEquality(stateEquality) {
        var hash = Object.create(this.prototype.stateEquality);
        __assign(hash, stateEquality);
        this.prototype.stateEquality = hash;
    }
    // use other one
    function setRef(ref, current) {
        if (typeof ref === &#039;function&#039;) {
            ref(current);
        }
        else if (ref) {
            // see https://github.com/facebook/react/issues/13029
            ref.current = current;
        }
    }

    function reduceEventStore(eventStore, action, eventSources, dateProfile, context) {
        switch (action.type) {
            case &#039;RECEIVE_EVENTS&#039;: // raw
                return receiveRawEvents(eventStore, eventSources[action.sourceId], action.fetchId, action.fetchRange, action.rawEvents, context);
            case &#039;ADD_EVENTS&#039;: // already parsed, but not expanded
                return addEvent(eventStore, action.eventStore, // new ones
                dateProfile ? dateProfile.activeRange : null, context);
            case &#039;RESET_EVENTS&#039;:
                return action.eventStore;
            case &#039;MERGE_EVENTS&#039;: // already parsed and expanded
                return mergeEventStores(eventStore, action.eventStore);
            case &#039;PREV&#039;: // TODO: how do we track all actions that affect dateProfile :(
            case &#039;NEXT&#039;:
            case &#039;CHANGE_DATE&#039;:
            case &#039;CHANGE_VIEW_TYPE&#039;:
                if (dateProfile) {
                    return expandRecurring(eventStore, dateProfile.activeRange, context);
                }
                return eventStore;
            case &#039;REMOVE_EVENTS&#039;:
                return excludeSubEventStore(eventStore, action.eventStore);
            case &#039;REMOVE_EVENT_SOURCE&#039;:
                return excludeEventsBySourceId(eventStore, action.sourceId);
            case &#039;REMOVE_ALL_EVENT_SOURCES&#039;:
                return filterEventStoreDefs(eventStore, function (eventDef) { return (!eventDef.sourceId // only keep events with no source id
                ); });
            case &#039;REMOVE_ALL_EVENTS&#039;:
                return createEmptyEventStore();
            default:
                return eventStore;
        }
    }
    function receiveRawEvents(eventStore, eventSource, fetchId, fetchRange, rawEvents, context) {
        if (eventSource &amp;&amp; // not already removed
            fetchId === eventSource.latestFetchId // TODO: wish this logic was always in event-sources
        ) {
            var subset = parseEvents(transformRawEvents(rawEvents, eventSource, context), eventSource, context);
            if (fetchRange) {
                subset = expandRecurring(subset, fetchRange, context);
            }
            return mergeEventStores(excludeEventsBySourceId(eventStore, eventSource.sourceId), subset);
        }
        return eventStore;
    }
    function transformRawEvents(rawEvents, eventSource, context) {
        var calEachTransform = context.options.eventDataTransform;
        var sourceEachTransform = eventSource ? eventSource.eventDataTransform : null;
        if (sourceEachTransform) {
            rawEvents = transformEachRawEvent(rawEvents, sourceEachTransform);
        }
        if (calEachTransform) {
            rawEvents = transformEachRawEvent(rawEvents, calEachTransform);
        }
        return rawEvents;
    }
    function transformEachRawEvent(rawEvents, func) {
        var refinedEvents;
        if (!func) {
            refinedEvents = rawEvents;
        }
        else {
            refinedEvents = [];
            for (var _i = 0, rawEvents_1 = rawEvents; _i &lt; rawEvents_1.length; _i++) {
                var rawEvent = rawEvents_1[_i];
                var refinedEvent = func(rawEvent);
                if (refinedEvent) {
                    refinedEvents.push(refinedEvent);
                }
                else if (refinedEvent == null) {
                    refinedEvents.push(rawEvent);
                } // if a different falsy value, do nothing
            }
        }
        return refinedEvents;
    }
    function addEvent(eventStore, subset, expandRange, context) {
        if (expandRange) {
            subset = expandRecurring(subset, expandRange, context);
        }
        return mergeEventStores(eventStore, subset);
    }
    function rezoneEventStoreDates(eventStore, oldDateEnv, newDateEnv) {
        var defs = eventStore.defs;
        var instances = mapHash(eventStore.instances, function (instance) {
            var def = defs[instance.defId];
            if (def.allDay || def.recurringDef) {
                return instance; // isn&#039;t dependent on timezone
            }
            return __assign(__assign({}, instance), { range: {
                    start: newDateEnv.createMarker(oldDateEnv.toDate(instance.range.start, instance.forcedStartTzo)),
                    end: newDateEnv.createMarker(oldDateEnv.toDate(instance.range.end, instance.forcedEndTzo)),
                }, forcedStartTzo: newDateEnv.canComputeOffset ? null : instance.forcedStartTzo, forcedEndTzo: newDateEnv.canComputeOffset ? null : instance.forcedEndTzo });
        });
        return { defs: defs, instances: instances };
    }
    function excludeEventsBySourceId(eventStore, sourceId) {
        return filterEventStoreDefs(eventStore, function (eventDef) { return eventDef.sourceId !== sourceId; });
    }
    // QUESTION: why not just return instances? do a general object-property-exclusion util
    function excludeInstances(eventStore, removals) {
        return {
            defs: eventStore.defs,
            instances: filterHash(eventStore.instances, function (instance) { return !removals[instance.instanceId]; }),
        };
    }

    // high-level segmenting-aware tester functions
    // ------------------------------------------------------------------------------------------------------------------------
    function isInteractionValid(interaction, context) {
        return isNewPropsValid({ eventDrag: interaction }, context); // HACK: the eventDrag props is used for ALL interactions
    }
    function isDateSelectionValid(dateSelection, context) {
        return isNewPropsValid({ dateSelection: dateSelection }, context);
    }
    function isNewPropsValid(newProps, context) {
        var calendarState = context.getCurrentData();
        var props = __assign({ businessHours: calendarState.businessHours, dateSelection: &#039;&#039;, eventStore: calendarState.eventStore, eventUiBases: calendarState.eventUiBases, eventSelection: &#039;&#039;, eventDrag: null, eventResize: null }, newProps);
        return (context.pluginHooks.isPropsValid || isPropsValid)(props, context);
    }
    function isPropsValid(state, context, dateSpanMeta, filterConfig) {
        if (dateSpanMeta === void 0) { dateSpanMeta = {}; }
        if (state.eventDrag &amp;&amp; !isInteractionPropsValid(state, context, dateSpanMeta, filterConfig)) {
            return false;
        }
        if (state.dateSelection &amp;&amp; !isDateSelectionPropsValid(state, context, dateSpanMeta, filterConfig)) {
            return false;
        }
        return true;
    }
    // Moving Event Validation
    // ------------------------------------------------------------------------------------------------------------------------
    function isInteractionPropsValid(state, context, dateSpanMeta, filterConfig) {
        var currentState = context.getCurrentData();
        var interaction = state.eventDrag; // HACK: the eventDrag props is used for ALL interactions
        var subjectEventStore = interaction.mutatedEvents;
        var subjectDefs = subjectEventStore.defs;
        var subjectInstances = subjectEventStore.instances;
        var subjectConfigs = compileEventUis(subjectDefs, interaction.isEvent ?
            state.eventUiBases :
            { &#039;&#039;: currentState.selectionConfig });
        if (filterConfig) {
            subjectConfigs = mapHash(subjectConfigs, filterConfig);
        }
        // exclude the subject events. TODO: exclude defs too?
        var otherEventStore = excludeInstances(state.eventStore, interaction.affectedEvents.instances);
        var otherDefs = otherEventStore.defs;
        var otherInstances = otherEventStore.instances;
        var otherConfigs = compileEventUis(otherDefs, state.eventUiBases);
        for (var subjectInstanceId in subjectInstances) {
            var subjectInstance = subjectInstances[subjectInstanceId];
            var subjectRange = subjectInstance.range;
            var subjectConfig = subjectConfigs[subjectInstance.defId];
            var subjectDef = subjectDefs[subjectInstance.defId];
            // constraint
            if (!allConstraintsPass(subjectConfig.constraints, subjectRange, otherEventStore, state.businessHours, context)) {
                return false;
            }
            // overlap
            var eventOverlap = context.options.eventOverlap;
            var eventOverlapFunc = typeof eventOverlap === &#039;function&#039; ? eventOverlap : null;
            for (var otherInstanceId in otherInstances) {
                var otherInstance = otherInstances[otherInstanceId];
                // intersect! evaluate
                if (rangesIntersect(subjectRange, otherInstance.range)) {
                    var otherOverlap = otherConfigs[otherInstance.defId].overlap;
                    // consider the other event&#039;s overlap. only do this if the subject event is a &quot;real&quot; event
                    if (otherOverlap === false &amp;&amp; interaction.isEvent) {
                        return false;
                    }
                    if (subjectConfig.overlap === false) {
                        return false;
                    }
                    if (eventOverlapFunc &amp;&amp; !eventOverlapFunc(new EventApi(context, otherDefs[otherInstance.defId], otherInstance), // still event
                    new EventApi(context, subjectDef, subjectInstance))) {
                        return false;
                    }
                }
            }
            // allow (a function)
            var calendarEventStore = currentState.eventStore; // need global-to-calendar, not local to component (splittable)state
            for (var _i = 0, _a = subjectConfig.allows; _i &lt; _a.length; _i++) {
                var subjectAllow = _a[_i];
                var subjectDateSpan = __assign(__assign({}, dateSpanMeta), { range: subjectInstance.range, allDay: subjectDef.allDay });
                var origDef = calendarEventStore.defs[subjectDef.defId];
                var origInstance = calendarEventStore.instances[subjectInstanceId];
                var eventApi = void 0;
                if (origDef) { // was previously in the calendar
                    eventApi = new EventApi(context, origDef, origInstance);
                }
                else { // was an external event
                    eventApi = new EventApi(context, subjectDef); // no instance, because had no dates
                }
                if (!subjectAllow(buildDateSpanApiWithContext(subjectDateSpan, context), eventApi)) {
                    return false;
                }
            }
        }
        return true;
    }
    // Date Selection Validation
    // ------------------------------------------------------------------------------------------------------------------------
    function isDateSelectionPropsValid(state, context, dateSpanMeta, filterConfig) {
        var relevantEventStore = state.eventStore;
        var relevantDefs = relevantEventStore.defs;
        var relevantInstances = relevantEventStore.instances;
        var selection = state.dateSelection;
        var selectionRange = selection.range;
        var selectionConfig = context.getCurrentData().selectionConfig;
        if (filterConfig) {
            selectionConfig = filterConfig(selectionConfig);
        }
        // constraint
        if (!allConstraintsPass(selectionConfig.constraints, selectionRange, relevantEventStore, state.businessHours, context)) {
            return false;
        }
        // overlap
        var selectOverlap = context.options.selectOverlap;
        var selectOverlapFunc = typeof selectOverlap === &#039;function&#039; ? selectOverlap : null;
        for (var relevantInstanceId in relevantInstances) {
            var relevantInstance = relevantInstances[relevantInstanceId];
            // intersect! evaluate
            if (rangesIntersect(selectionRange, relevantInstance.range)) {
                if (selectionConfig.overlap === false) {
                    return false;
                }
                if (selectOverlapFunc &amp;&amp; !selectOverlapFunc(new EventApi(context, relevantDefs[relevantInstance.defId], relevantInstance), null)) {
                    return false;
                }
            }
        }
        // allow (a function)
        for (var _i = 0, _a = selectionConfig.allows; _i &lt; _a.length; _i++) {
            var selectionAllow = _a[_i];
            var fullDateSpan = __assign(__assign({}, dateSpanMeta), selection);
            if (!selectionAllow(buildDateSpanApiWithContext(fullDateSpan, context), null)) {
                return false;
            }
        }
        return true;
    }
    // Constraint Utils
    // ------------------------------------------------------------------------------------------------------------------------
    function allConstraintsPass(constraints, subjectRange, otherEventStore, businessHoursUnexpanded, context) {
        for (var _i = 0, constraints_1 = constraints; _i &lt; constraints_1.length; _i++) {
            var constraint = constraints_1[_i];
            if (!anyRangesContainRange(constraintToRanges(constraint, subjectRange, otherEventStore, businessHoursUnexpanded, context), subjectRange)) {
                return false;
            }
        }
        return true;
    }
    function constraintToRanges(constraint, subjectRange, // for expanding a recurring constraint, or expanding business hours
    otherEventStore, // for if constraint is an even group ID
    businessHoursUnexpanded, // for if constraint is &#039;businessHours&#039;
    context) {
        if (constraint === &#039;businessHours&#039;) {
            return eventStoreToRanges(expandRecurring(businessHoursUnexpanded, subjectRange, context));
        }
        if (typeof constraint === &#039;string&#039;) { // an group ID
            return eventStoreToRanges(filterEventStoreDefs(otherEventStore, function (eventDef) { return eventDef.groupId === constraint; }));
        }
        if (typeof constraint === &#039;object&#039; &amp;&amp; constraint) { // non-null object
            return eventStoreToRanges(expandRecurring(constraint, subjectRange, context));
        }
        return []; // if it&#039;s false
    }
    // TODO: move to event-store file?
    function eventStoreToRanges(eventStore) {
        var instances = eventStore.instances;
        var ranges = [];
        for (var instanceId in instances) {
            ranges.push(instances[instanceId].range);
        }
        return ranges;
    }
    // TODO: move to geom file?
    function anyRangesContainRange(outerRanges, innerRange) {
        for (var _i = 0, outerRanges_1 = outerRanges; _i &lt; outerRanges_1.length; _i++) {
            var outerRange = outerRanges_1[_i];
            if (rangeContainsRange(outerRange, innerRange)) {
                return true;
            }
        }
        return false;
    }

    /*
    an INTERACTABLE date component

    PURPOSES:
    - hook up to fg, fill, and mirror renderers
    - interface for dragging and hits
    */
    var DateComponent = /** @class */ (function (_super) {
        __extends(DateComponent, _super);
        function DateComponent() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.uid = guid();
            return _this;
        }
        // Hit System
        // -----------------------------------------------------------------------------------------------------------------
        DateComponent.prototype.prepareHits = function () {
        };
        DateComponent.prototype.queryHit = function (positionLeft, positionTop, elWidth, elHeight) {
            return null; // this should be abstract
        };
        // Validation
        // -----------------------------------------------------------------------------------------------------------------
        DateComponent.prototype.isInteractionValid = function (interaction) {
            var dateProfile = this.props.dateProfile; // HACK
            var instances = interaction.mutatedEvents.instances;
            if (dateProfile) { // HACK for MorePopover
                for (var instanceId in instances) {
                    if (!rangeContainsRange(dateProfile.validRange, instances[instanceId].range)) {
                        return false;
                    }
                }
            }
            return isInteractionValid(interaction, this.context);
        };
        DateComponent.prototype.isDateSelectionValid = function (selection) {
            var dateProfile = this.props.dateProfile; // HACK
            if (dateProfile &amp;&amp; // HACK for MorePopover
                !rangeContainsRange(dateProfile.validRange, selection.range)) {
                return false;
            }
            return isDateSelectionValid(selection, this.context);
        };
        // Pointer Interaction Utils
        // -----------------------------------------------------------------------------------------------------------------
        DateComponent.prototype.isValidSegDownEl = function (el) {
            return !this.props.eventDrag &amp;&amp; // HACK
                !this.props.eventResize &amp;&amp; // HACK
                !elementClosest(el, &#039;.fc-event-mirror&#039;);
        };
        DateComponent.prototype.isValidDateDownEl = function (el) {
            return !elementClosest(el, &#039;.fc-event:not(.fc-bg-event)&#039;) &amp;&amp;
                !elementClosest(el, &#039;.fc-daygrid-more-link&#039;) &amp;&amp; // a &quot;more..&quot; link
                !elementClosest(el, &#039;a[data-navlink]&#039;) &amp;&amp; // a clickable nav link
                !elementClosest(el, &#039;.fc-popover&#039;); // hack
        };
        return DateComponent;
    }(BaseComponent));

    // TODO: easier way to add new hooks? need to update a million things
    function createPlugin(input) {
        return {
            id: guid(),
            deps: input.deps || [],
            reducers: input.reducers || [],
            isLoadingFuncs: input.isLoadingFuncs || [],
            contextInit: [].concat(input.contextInit || []),
            eventRefiners: input.eventRefiners || {},
            eventDefMemberAdders: input.eventDefMemberAdders || [],
            eventSourceRefiners: input.eventSourceRefiners || {},
            isDraggableTransformers: input.isDraggableTransformers || [],
            eventDragMutationMassagers: input.eventDragMutationMassagers || [],
            eventDefMutationAppliers: input.eventDefMutationAppliers || [],
            dateSelectionTransformers: input.dateSelectionTransformers || [],
            datePointTransforms: input.datePointTransforms || [],
            dateSpanTransforms: input.dateSpanTransforms || [],
            views: input.views || {},
            viewPropsTransformers: input.viewPropsTransformers || [],
            isPropsValid: input.isPropsValid || null,
            externalDefTransforms: input.externalDefTransforms || [],
            eventResizeJoinTransforms: input.eventResizeJoinTransforms || [],
            viewContainerAppends: input.viewContainerAppends || [],
            eventDropTransformers: input.eventDropTransformers || [],
            componentInteractions: input.componentInteractions || [],
            calendarInteractions: input.calendarInteractions || [],
            themeClasses: input.themeClasses || {},
            eventSourceDefs: input.eventSourceDefs || [],
            cmdFormatter: input.cmdFormatter,
            recurringTypes: input.recurringTypes || [],
            namedTimeZonedImpl: input.namedTimeZonedImpl,
            initialView: input.initialView || &#039;&#039;,
            elementDraggingImpl: input.elementDraggingImpl,
            optionChangeHandlers: input.optionChangeHandlers || {},
            scrollGridImpl: input.scrollGridImpl || null,
            contentTypeHandlers: input.contentTypeHandlers || {},
            listenerRefiners: input.listenerRefiners || {},
            optionRefiners: input.optionRefiners || {},
            propSetHandlers: input.propSetHandlers || {},
        };
    }
    function buildPluginHooks(pluginDefs, globalDefs) {
        var isAdded = {};
        var hooks = {
            reducers: [],
            isLoadingFuncs: [],
            contextInit: [],
            eventRefiners: {},
            eventDefMemberAdders: [],
            eventSourceRefiners: {},
            isDraggableTransformers: [],
            eventDragMutationMassagers: [],
            eventDefMutationAppliers: [],
            dateSelectionTransformers: [],
            datePointTransforms: [],
            dateSpanTransforms: [],
            views: {},
            viewPropsTransformers: [],
            isPropsValid: null,
            externalDefTransforms: [],
            eventResizeJoinTransforms: [],
            viewContainerAppends: [],
            eventDropTransformers: [],
            componentInteractions: [],
            calendarInteractions: [],
            themeClasses: {},
            eventSourceDefs: [],
            cmdFormatter: null,
            recurringTypes: [],
            namedTimeZonedImpl: null,
            initialView: &#039;&#039;,
            elementDraggingImpl: null,
            optionChangeHandlers: {},
            scrollGridImpl: null,
            contentTypeHandlers: {},
            listenerRefiners: {},
            optionRefiners: {},
            propSetHandlers: {},
        };
        function addDefs(defs) {
            for (var _i = 0, defs_1 = defs; _i &lt; defs_1.length; _i++) {
                var def = defs_1[_i];
                if (!isAdded[def.id]) {
                    isAdded[def.id] = true;
                    addDefs(def.deps);
                    hooks = combineHooks(hooks, def);
                }
            }
        }
        if (pluginDefs) {
            addDefs(pluginDefs);
        }
        addDefs(globalDefs);
        return hooks;
    }
    function buildBuildPluginHooks() {
        var currentOverrideDefs = [];
        var currentGlobalDefs = [];
        var currentHooks;
        return function (overrideDefs, globalDefs) {
            if (!currentHooks || !isArraysEqual(overrideDefs, currentOverrideDefs) || !isArraysEqual(globalDefs, currentGlobalDefs)) {
                currentHooks = buildPluginHooks(overrideDefs, globalDefs);
            }
            currentOverrideDefs = overrideDefs;
            currentGlobalDefs = globalDefs;
            return currentHooks;
        };
    }
    function combineHooks(hooks0, hooks1) {
        return {
            reducers: hooks0.reducers.concat(hooks1.reducers),
            isLoadingFuncs: hooks0.isLoadingFuncs.concat(hooks1.isLoadingFuncs),
            contextInit: hooks0.contextInit.concat(hooks1.contextInit),
            eventRefiners: __assign(__assign({}, hooks0.eventRefiners), hooks1.eventRefiners),
            eventDefMemberAdders: hooks0.eventDefMemberAdders.concat(hooks1.eventDefMemberAdders),
            eventSourceRefiners: __assign(__assign({}, hooks0.eventSourceRefiners), hooks1.eventSourceRefiners),
            isDraggableTransformers: hooks0.isDraggableTransformers.concat(hooks1.isDraggableTransformers),
            eventDragMutationMassagers: hooks0.eventDragMutationMassagers.concat(hooks1.eventDragMutationMassagers),
            eventDefMutationAppliers: hooks0.eventDefMutationAppliers.concat(hooks1.eventDefMutationAppliers),
            dateSelectionTransformers: hooks0.dateSelectionTransformers.concat(hooks1.dateSelectionTransformers),
            datePointTransforms: hooks0.datePointTransforms.concat(hooks1.datePointTransforms),
            dateSpanTransforms: hooks0.dateSpanTransforms.concat(hooks1.dateSpanTransforms),
            views: __assign(__assign({}, hooks0.views), hooks1.views),
            viewPropsTransformers: hooks0.viewPropsTransformers.concat(hooks1.viewPropsTransformers),
            isPropsValid: hooks1.isPropsValid || hooks0.isPropsValid,
            externalDefTransforms: hooks0.externalDefTransforms.concat(hooks1.externalDefTransforms),
            eventResizeJoinTransforms: hooks0.eventResizeJoinTransforms.concat(hooks1.eventResizeJoinTransforms),
            viewContainerAppends: hooks0.viewContainerAppends.concat(hooks1.viewContainerAppends),
            eventDropTransformers: hooks0.eventDropTransformers.concat(hooks1.eventDropTransformers),
            calendarInteractions: hooks0.calendarInteractions.concat(hooks1.calendarInteractions),
            componentInteractions: hooks0.componentInteractions.concat(hooks1.componentInteractions),
            themeClasses: __assign(__assign({}, hooks0.themeClasses), hooks1.themeClasses),
            eventSourceDefs: hooks0.eventSourceDefs.concat(hooks1.eventSourceDefs),
            cmdFormatter: hooks1.cmdFormatter || hooks0.cmdFormatter,
            recurringTypes: hooks0.recurringTypes.concat(hooks1.recurringTypes),
            namedTimeZonedImpl: hooks1.namedTimeZonedImpl || hooks0.namedTimeZonedImpl,
            initialView: hooks0.initialView || hooks1.initialView,
            elementDraggingImpl: hooks0.elementDraggingImpl || hooks1.elementDraggingImpl,
            optionChangeHandlers: __assign(__assign({}, hooks0.optionChangeHandlers), hooks1.optionChangeHandlers),
            scrollGridImpl: hooks1.scrollGridImpl || hooks0.scrollGridImpl,
            contentTypeHandlers: __assign(__assign({}, hooks0.contentTypeHandlers), hooks1.contentTypeHandlers),
            listenerRefiners: __assign(__assign({}, hooks0.listenerRefiners), hooks1.listenerRefiners),
            optionRefiners: __assign(__assign({}, hooks0.optionRefiners), hooks1.optionRefiners),
            propSetHandlers: __assign(__assign({}, hooks0.propSetHandlers), hooks1.propSetHandlers),
        };
    }

    var StandardTheme = /** @class */ (function (_super) {
        __extends(StandardTheme, _super);
        function StandardTheme() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        return StandardTheme;
    }(Theme));
    StandardTheme.prototype.classes = {
        root: &#039;fc-theme-standard&#039;,
        tableCellShaded: &#039;fc-cell-shaded&#039;,
        buttonGroup: &#039;fc-btn-group&#039;,
        button: &#039;fc-button fc-button-primary&#039;,
        buttonActive: &#039;fc-button-active&#039;,
    };
    StandardTheme.prototype.baseIconClass = &#039;fc-icon&#039;;
    StandardTheme.prototype.iconClasses = {
        close: &#039;fc-icon-x&#039;,
        prev: &#039;fc-icon-chevron-left&#039;,
        next: &#039;fc-icon-chevron-right&#039;,
        prevYear: &#039;fc-icon-chevrons-left&#039;,
        nextYear: &#039;fc-icon-chevrons-right&#039;,
    };
    StandardTheme.prototype.rtlIconClasses = {
        prev: &#039;fc-icon-chevron-right&#039;,
        next: &#039;fc-icon-chevron-left&#039;,
        prevYear: &#039;fc-icon-chevrons-right&#039;,
        nextYear: &#039;fc-icon-chevrons-left&#039;,
    };
    StandardTheme.prototype.iconOverrideOption = &#039;buttonIcons&#039;; // TODO: make TS-friendly
    StandardTheme.prototype.iconOverrideCustomButtonOption = &#039;icon&#039;;
    StandardTheme.prototype.iconOverridePrefix = &#039;fc-icon-&#039;;

    function compileViewDefs(defaultConfigs, overrideConfigs) {
        var hash = {};
        var viewType;
        for (viewType in defaultConfigs) {
            ensureViewDef(viewType, hash, defaultConfigs, overrideConfigs);
        }
        for (viewType in overrideConfigs) {
            ensureViewDef(viewType, hash, defaultConfigs, overrideConfigs);
        }
        return hash;
    }
    function ensureViewDef(viewType, hash, defaultConfigs, overrideConfigs) {
        if (hash[viewType]) {
            return hash[viewType];
        }
        var viewDef = buildViewDef(viewType, hash, defaultConfigs, overrideConfigs);
        if (viewDef) {
            hash[viewType] = viewDef;
        }
        return viewDef;
    }
    function buildViewDef(viewType, hash, defaultConfigs, overrideConfigs) {
        var defaultConfig = defaultConfigs[viewType];
        var overrideConfig = overrideConfigs[viewType];
        var queryProp = function (name) { return ((defaultConfig &amp;&amp; defaultConfig[name] !== null) ? defaultConfig[name] :
            ((overrideConfig &amp;&amp; overrideConfig[name] !== null) ? overrideConfig[name] : null)); };
        var theComponent = queryProp(&#039;component&#039;);
        var superType = queryProp(&#039;superType&#039;);
        var superDef = null;
        if (superType) {
            if (superType === viewType) {
                throw new Error(&#039;Can\&#039;t have a custom view type that references itself&#039;);
            }
            superDef = ensureViewDef(superType, hash, defaultConfigs, overrideConfigs);
        }
        if (!theComponent &amp;&amp; superDef) {
            theComponent = superDef.component;
        }
        if (!theComponent) {
            return null; // don&#039;t throw a warning, might be settings for a single-unit view
        }
        return {
            type: viewType,
            component: theComponent,
            defaults: __assign(__assign({}, (superDef ? superDef.defaults : {})), (defaultConfig ? defaultConfig.rawOptions : {})),
            overrides: __assign(__assign({}, (superDef ? superDef.overrides : {})), (overrideConfig ? overrideConfig.rawOptions : {})),
        };
    }

    /* eslint max-classes-per-file: off */
    // NOTE: in JSX, you should always use this class with &lt;HookProps&gt; arg. otherwise, will default to any???
    var RenderHook = /** @class */ (function (_super) {
        __extends(RenderHook, _super);
        function RenderHook() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.rootElRef = createRef();
            _this.handleRootEl = function (el) {
                setRef(_this.rootElRef, el);
                if (_this.props.elRef) {
                    setRef(_this.props.elRef, el);
                }
            };
            return _this;
        }
        RenderHook.prototype.render = function () {
            var _this = this;
            var props = this.props;
            var hookProps = props.hookProps;
            return (createElement(MountHook, { hookProps: hookProps, didMount: props.didMount, willUnmount: props.willUnmount, elRef: this.handleRootEl }, function (rootElRef) { return (createElement(ContentHook, { hookProps: hookProps, content: props.content, defaultContent: props.defaultContent, backupElRef: _this.rootElRef }, function (innerElRef, innerContent) { return props.children(rootElRef, normalizeClassNames(props.classNames, hookProps), innerElRef, innerContent); })); }));
        };
        return RenderHook;
    }(BaseComponent));
    // TODO: rename to be about function, not default. use in above type
    // for forcing rerender of components that use the ContentHook
    var CustomContentRenderContext = createContext$1(0);
    function ContentHook(props) {
        return (createElement(CustomContentRenderContext.Consumer, null, function (renderId) { return (createElement(ContentHookInner, __assign({ renderId: renderId }, props))); }));
    }
    var ContentHookInner = /** @class */ (function (_super) {
        __extends(ContentHookInner, _super);
        function ContentHookInner() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.innerElRef = createRef();
            return _this;
        }
        ContentHookInner.prototype.render = function () {
            return this.props.children(this.innerElRef, this.renderInnerContent());
        };
        ContentHookInner.prototype.componentDidMount = function () {
            this.updateCustomContent();
        };
        ContentHookInner.prototype.componentDidUpdate = function () {
            this.updateCustomContent();
        };
        ContentHookInner.prototype.componentWillUnmount = function () {
            if (this.customContentInfo &amp;&amp; this.customContentInfo.destroy) {
                this.customContentInfo.destroy();
            }
        };
        ContentHookInner.prototype.renderInnerContent = function () {
            var contentTypeHandlers = this.context.pluginHooks.contentTypeHandlers;
            var _a = this, props = _a.props, customContentInfo = _a.customContentInfo;
            var rawVal = props.content;
            var innerContent = normalizeContent(rawVal, props.hookProps);
            var innerContentVDom = null;
            if (innerContent === undefined) { // use the default
                innerContent = normalizeContent(props.defaultContent, props.hookProps);
            }
            if (innerContent !== undefined) { // we allow custom content handlers to return nothing
                if (customContentInfo) {
                    customContentInfo.contentVal = innerContent[customContentInfo.contentKey];
                }
                else if (typeof innerContent === &#039;object&#039;) {
                    // look for a prop that would indicate a custom content handler is needed
                    for (var contentKey in contentTypeHandlers) {
                        if (innerContent[contentKey] !== undefined) {
                            var stuff = contentTypeHandlers[contentKey]();
                            customContentInfo = this.customContentInfo = __assign({ contentKey: contentKey, contentVal: innerContent[contentKey] }, stuff);
                            break;
                        }
                    }
                }
                if (customContentInfo) {
                    innerContentVDom = []; // signal that something was specified
                }
                else {
                    innerContentVDom = innerContent; // assume a [p]react vdom node. use it
                }
            }
            return innerContentVDom;
        };
        ContentHookInner.prototype.updateCustomContent = function () {
            if (this.customContentInfo) {
                this.customContentInfo.render(this.innerElRef.current || this.props.backupElRef.current, // the element to render into
                this.customContentInfo.contentVal);
            }
        };
        return ContentHookInner;
    }(BaseComponent));
    var MountHook = /** @class */ (function (_super) {
        __extends(MountHook, _super);
        function MountHook() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.handleRootEl = function (rootEl) {
                _this.rootEl = rootEl;
                if (_this.props.elRef) {
                    setRef(_this.props.elRef, rootEl);
                }
            };
            return _this;
        }
        MountHook.prototype.render = function () {
            return this.props.children(this.handleRootEl);
        };
        MountHook.prototype.componentDidMount = function () {
            var callback = this.props.didMount;
            if (callback) {
                callback(__assign(__assign({}, this.props.hookProps), { el: this.rootEl }));
            }
        };
        MountHook.prototype.componentWillUnmount = function () {
            var callback = this.props.willUnmount;
            if (callback) {
                callback(__assign(__assign({}, this.props.hookProps), { el: this.rootEl }));
            }
        };
        return MountHook;
    }(BaseComponent));
    function buildClassNameNormalizer() {
        var currentGenerator;
        var currentHookProps;
        var currentClassNames = [];
        return function (generator, hookProps) {
            if (!currentHookProps || !isPropsEqual(currentHookProps, hookProps) || generator !== currentGenerator) {
                currentGenerator = generator;
                currentHookProps = hookProps;
                currentClassNames = normalizeClassNames(generator, hookProps);
            }
            return currentClassNames;
        };
    }
    function normalizeClassNames(classNames, hookProps) {
        if (typeof classNames === &#039;function&#039;) {
            classNames = classNames(hookProps);
        }
        return parseClassNames(classNames);
    }
    function normalizeContent(input, hookProps) {
        if (typeof input === &#039;function&#039;) {
            return input(hookProps, createElement); // give the function the vdom-creation func
        }
        return input;
    }

    var ViewRoot = /** @class */ (function (_super) {
        __extends(ViewRoot, _super);
        function ViewRoot() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.normalizeClassNames = buildClassNameNormalizer();
            return _this;
        }
        ViewRoot.prototype.render = function () {
            var _a = this, props = _a.props, context = _a.context;
            var options = context.options;
            var hookProps = { view: context.viewApi };
            var customClassNames = this.normalizeClassNames(options.viewClassNames, hookProps);
            return (createElement(MountHook, { hookProps: hookProps, didMount: options.viewDidMount, willUnmount: options.viewWillUnmount, elRef: props.elRef }, function (rootElRef) { return props.children(rootElRef, [&quot;fc-&quot; + props.viewSpec.type + &quot;-view&quot;, &#039;fc-view&#039;].concat(customClassNames)); }));
        };
        return ViewRoot;
    }(BaseComponent));

    function parseViewConfigs(inputs) {
        return mapHash(inputs, parseViewConfig);
    }
    function parseViewConfig(input) {
        var rawOptions = typeof input === &#039;function&#039; ?
            { component: input } :
            input;
        var component = rawOptions.component;
        if (rawOptions.content) {
            component = createViewHookComponent(rawOptions);
            // TODO: remove content/classNames/didMount/etc from options?
        }
        return {
            superType: rawOptions.type,
            component: component,
            rawOptions: rawOptions,
        };
    }
    function createViewHookComponent(options) {
        return function (viewProps) { return (createElement(ViewContextType.Consumer, null, function (context) { return (createElement(ViewRoot, { viewSpec: context.viewSpec }, function (viewElRef, viewClassNames) {
            var hookProps = __assign(__assign({}, viewProps), { nextDayThreshold: context.options.nextDayThreshold });
            return (createElement(RenderHook, { hookProps: hookProps, classNames: options.classNames, content: options.content, didMount: options.didMount, willUnmount: options.willUnmount, elRef: viewElRef }, function (rootElRef, customClassNames, innerElRef, innerContent) { return (createElement(&quot;div&quot;, { className: viewClassNames.concat(customClassNames).join(&#039; &#039;), ref: rootElRef }, innerContent)); }));
        })); })); };
    }

    function buildViewSpecs(defaultInputs, optionOverrides, dynamicOptionOverrides, localeDefaults) {
        var defaultConfigs = parseViewConfigs(defaultInputs);
        var overrideConfigs = parseViewConfigs(optionOverrides.views);
        var viewDefs = compileViewDefs(defaultConfigs, overrideConfigs);
        return mapHash(viewDefs, function (viewDef) { return buildViewSpec(viewDef, overrideConfigs, optionOverrides, dynamicOptionOverrides, localeDefaults); });
    }
    function buildViewSpec(viewDef, overrideConfigs, optionOverrides, dynamicOptionOverrides, localeDefaults) {
        var durationInput = viewDef.overrides.duration ||
            viewDef.defaults.duration ||
            dynamicOptionOverrides.duration ||
            optionOverrides.duration;
        var duration = null;
        var durationUnit = &#039;&#039;;
        var singleUnit = &#039;&#039;;
        var singleUnitOverrides = {};
        if (durationInput) {
            duration = createDurationCached(durationInput);
            if (duration) { // valid?
                var denom = greatestDurationDenominator(duration);
                durationUnit = denom.unit;
                if (denom.value === 1) {
                    singleUnit = durationUnit;
                    singleUnitOverrides = overrideConfigs[durationUnit] ? overrideConfigs[durationUnit].rawOptions : {};
                }
            }
        }
        var queryButtonText = function (optionsSubset) {
            var buttonTextMap = optionsSubset.buttonText || {};
            var buttonTextKey = viewDef.defaults.buttonTextKey;
            if (buttonTextKey != null &amp;&amp; buttonTextMap[buttonTextKey] != null) {
                return buttonTextMap[buttonTextKey];
            }
            if (buttonTextMap[viewDef.type] != null) {
                return buttonTextMap[viewDef.type];
            }
            if (buttonTextMap[singleUnit] != null) {
                return buttonTextMap[singleUnit];
            }
            return null;
        };
        return {
            type: viewDef.type,
            component: viewDef.component,
            duration: duration,
            durationUnit: durationUnit,
            singleUnit: singleUnit,
            optionDefaults: viewDef.defaults,
            optionOverrides: __assign(__assign({}, singleUnitOverrides), viewDef.overrides),
            buttonTextOverride: queryButtonText(dynamicOptionOverrides) ||
                queryButtonText(optionOverrides) || // constructor-specified buttonText lookup hash takes precedence
                viewDef.overrides.buttonText,
            buttonTextDefault: queryButtonText(localeDefaults) ||
                viewDef.defaults.buttonText ||
                queryButtonText(BASE_OPTION_DEFAULTS) ||
                viewDef.type,
        };
    }
    // hack to get memoization working
    var durationInputMap = {};
    function createDurationCached(durationInput) {
        var json = JSON.stringify(durationInput);
        var res = durationInputMap[json];
        if (res === undefined) {
            res = createDuration(durationInput);
            durationInputMap[json] = res;
        }
        return res;
    }

    var DateProfileGenerator = /** @class */ (function () {
        function DateProfileGenerator(props) {
            this.props = props;
            this.nowDate = getNow(props.nowInput, props.dateEnv);
            this.initHiddenDays();
        }
        /* Date Range Computation
        ------------------------------------------------------------------------------------------------------------------*/
        // Builds a structure with info about what the dates/ranges will be for the &quot;prev&quot; view.
        DateProfileGenerator.prototype.buildPrev = function (currentDateProfile, currentDate, forceToValid) {
            var dateEnv = this.props.dateEnv;
            var prevDate = dateEnv.subtract(dateEnv.startOf(currentDate, currentDateProfile.currentRangeUnit), // important for start-of-month
            currentDateProfile.dateIncrement);
            return this.build(prevDate, -1, forceToValid);
        };
        // Builds a structure with info about what the dates/ranges will be for the &quot;next&quot; view.
        DateProfileGenerator.prototype.buildNext = function (currentDateProfile, currentDate, forceToValid) {
            var dateEnv = this.props.dateEnv;
            var nextDate = dateEnv.add(dateEnv.startOf(currentDate, currentDateProfile.currentRangeUnit), // important for start-of-month
            currentDateProfile.dateIncrement);
            return this.build(nextDate, 1, forceToValid);
        };
        // Builds a structure holding dates/ranges for rendering around the given date.
        // Optional direction param indicates whether the date is being incremented/decremented
        // from its previous value. decremented = -1, incremented = 1 (default).
        DateProfileGenerator.prototype.build = function (currentDate, direction, forceToValid) {
            if (forceToValid === void 0) { forceToValid = true; }
            var props = this.props;
            var validRange;
            var currentInfo;
            var isRangeAllDay;
            var renderRange;
            var activeRange;
            var isValid;
            validRange = this.buildValidRange();
            validRange = this.trimHiddenDays(validRange);
            if (forceToValid) {
                currentDate = constrainMarkerToRange(currentDate, validRange);
            }
            currentInfo = this.buildCurrentRangeInfo(currentDate, direction);
            isRangeAllDay = /^(year|month|week|day)$/.test(currentInfo.unit);
            renderRange = this.buildRenderRange(this.trimHiddenDays(currentInfo.range), currentInfo.unit, isRangeAllDay);
            renderRange = this.trimHiddenDays(renderRange);
            activeRange = renderRange;
            if (!props.showNonCurrentDates) {
                activeRange = intersectRanges(activeRange, currentInfo.range);
            }
            activeRange = this.adjustActiveRange(activeRange);
            activeRange = intersectRanges(activeRange, validRange); // might return null
            // it&#039;s invalid if the originally requested date is not contained,
            // or if the range is completely outside of the valid range.
            isValid = rangesIntersect(currentInfo.range, validRange);
            return {
                // constraint for where prev/next operations can go and where events can be dragged/resized to.
                // an object with optional start and end properties.
                validRange: validRange,
                // range the view is formally responsible for.
                // for example, a month view might have 1st-31st, excluding padded dates
                currentRange: currentInfo.range,
                // name of largest unit being displayed, like &quot;month&quot; or &quot;week&quot;
                currentRangeUnit: currentInfo.unit,
                isRangeAllDay: isRangeAllDay,
                // dates that display events and accept drag-n-drop
                // will be `null` if no dates accept events
                activeRange: activeRange,
                // date range with a rendered skeleton
                // includes not-active days that need some sort of DOM
                renderRange: renderRange,
                // Duration object that denotes the first visible time of any given day
                slotMinTime: props.slotMinTime,
                // Duration object that denotes the exclusive visible end time of any given day
                slotMaxTime: props.slotMaxTime,
                isValid: isValid,
                // how far the current date will move for a prev/next operation
                dateIncrement: this.buildDateIncrement(currentInfo.duration),
            };
        };
        // Builds an object with optional start/end properties.
        // Indicates the minimum/maximum dates to display.
        // not responsible for trimming hidden days.
        DateProfileGenerator.prototype.buildValidRange = function () {
            var input = this.props.validRangeInput;
            var simpleInput = typeof input === &#039;function&#039;
                ? input.call(this.props.calendarApi, this.nowDate)
                : input;
            return this.refineRange(simpleInput) ||
                { start: null, end: null }; // completely open-ended
        };
        // Builds a structure with info about the &quot;current&quot; range, the range that is
        // highlighted as being the current month for example.
        // See build() for a description of `direction`.
        // Guaranteed to have `range` and `unit` properties. `duration` is optional.
        DateProfileGenerator.prototype.buildCurrentRangeInfo = function (date, direction) {
            var props = this.props;
            var duration = null;
            var unit = null;
            var range = null;
            var dayCount;
            if (props.duration) {
                duration = props.duration;
                unit = props.durationUnit;
                range = this.buildRangeFromDuration(date, direction, duration, unit);
            }
            else if ((dayCount = this.props.dayCount)) {
                unit = &#039;day&#039;;
                range = this.buildRangeFromDayCount(date, direction, dayCount);
            }
            else if ((range = this.buildCustomVisibleRange(date))) {
                unit = props.dateEnv.greatestWholeUnit(range.start, range.end).unit;
            }
            else {
                duration = this.getFallbackDuration();
                unit = greatestDurationDenominator(duration).unit;
                range = this.buildRangeFromDuration(date, direction, duration, unit);
            }
            return { duration: duration, unit: unit, range: range };
        };
        DateProfileGenerator.prototype.getFallbackDuration = function () {
            return createDuration({ day: 1 });
        };
        // Returns a new activeRange to have time values (un-ambiguate)
        // slotMinTime or slotMaxTime causes the range to expand.
        DateProfileGenerator.prototype.adjustActiveRange = function (range) {
            var _a = this.props, dateEnv = _a.dateEnv, usesMinMaxTime = _a.usesMinMaxTime, slotMinTime = _a.slotMinTime, slotMaxTime = _a.slotMaxTime;
            var start = range.start, end = range.end;
            if (usesMinMaxTime) {
                // expand active range if slotMinTime is negative (why not when positive?)
                if (asRoughDays(slotMinTime) &lt; 0) {
                    start = startOfDay(start); // necessary?
                    start = dateEnv.add(start, slotMinTime);
                }
                // expand active range if slotMaxTime is beyond one day (why not when negative?)
                if (asRoughDays(slotMaxTime) &gt; 1) {
                    end = startOfDay(end); // necessary?
                    end = addDays(end, -1);
                    end = dateEnv.add(end, slotMaxTime);
                }
            }
            return { start: start, end: end };
        };
        // Builds the &quot;current&quot; range when it is specified as an explicit duration.
        // `unit` is the already-computed greatestDurationDenominator unit of duration.
        DateProfileGenerator.prototype.buildRangeFromDuration = function (date, direction, duration, unit) {
            var _a = this.props, dateEnv = _a.dateEnv, dateAlignment = _a.dateAlignment;
            var start;
            var end;
            var res;
            // compute what the alignment should be
            if (!dateAlignment) {
                var dateIncrement = this.props.dateIncrement;
                if (dateIncrement) {
                    // use the smaller of the two units
                    if (asRoughMs(dateIncrement) &lt; asRoughMs(duration)) {
                        dateAlignment = greatestDurationDenominator(dateIncrement).unit;
                    }
                    else {
                        dateAlignment = unit;
                    }
                }
                else {
                    dateAlignment = unit;
                }
            }
            // if the view displays a single day or smaller
            if (asRoughDays(duration) &lt;= 1) {
                if (this.isHiddenDay(start)) {
                    start = this.skipHiddenDays(start, direction);
                    start = startOfDay(start);
                }
            }
            function computeRes() {
                start = dateEnv.startOf(date, dateAlignment);
                end = dateEnv.add(start, duration);
                res = { start: start, end: end };
            }
            computeRes();
            // if range is completely enveloped by hidden days, go past the hidden days
            if (!this.trimHiddenDays(res)) {
                date = this.skipHiddenDays(date, direction);
                computeRes();
            }
            return res;
        };
        // Builds the &quot;current&quot; range when a dayCount is specified.
        DateProfileGenerator.prototype.buildRangeFromDayCount = function (date, direction, dayCount) {
            var _a = this.props, dateEnv = _a.dateEnv, dateAlignment = _a.dateAlignment;
            var runningCount = 0;
            var start = date;
            var end;
            if (dateAlignment) {
                start = dateEnv.startOf(start, dateAlignment);
            }
            start = startOfDay(start);
            start = this.skipHiddenDays(start, direction);
            end = start;
            do {
                end = addDays(end, 1);
                if (!this.isHiddenDay(end)) {
                    runningCount += 1;
                }
            } while (runningCount &lt; dayCount);
            return { start: start, end: end };
        };
        // Builds a normalized range object for the &quot;visible&quot; range,
        // which is a way to define the currentRange and activeRange at the same time.
        DateProfileGenerator.prototype.buildCustomVisibleRange = function (date) {
            var props = this.props;
            var input = props.visibleRangeInput;
            var simpleInput = typeof input === &#039;function&#039;
                ? input.call(props.calendarApi, props.dateEnv.toDate(date))
                : input;
            var range = this.refineRange(simpleInput);
            if (range &amp;&amp; (range.start == null || range.end == null)) {
                return null;
            }
            return range;
        };
        // Computes the range that will represent the element/cells for *rendering*,
        // but which may have voided days/times.
        // not responsible for trimming hidden days.
        DateProfileGenerator.prototype.buildRenderRange = function (currentRange, currentRangeUnit, isRangeAllDay) {
            return currentRange;
        };
        // Compute the duration value that should be added/substracted to the current date
        // when a prev/next operation happens.
        DateProfileGenerator.prototype.buildDateIncrement = function (fallback) {
            var dateIncrement = this.props.dateIncrement;
            var customAlignment;
            if (dateIncrement) {
                return dateIncrement;
            }
            if ((customAlignment = this.props.dateAlignment)) {
                return createDuration(1, customAlignment);
            }
            if (fallback) {
                return fallback;
            }
            return createDuration({ days: 1 });
        };
        DateProfileGenerator.prototype.refineRange = function (rangeInput) {
            if (rangeInput) {
                var range = parseRange(rangeInput, this.props.dateEnv);
                if (range) {
                    range = computeVisibleDayRange(range);
                }
                return range;
            }
            return null;
        };
        /* Hidden Days
        ------------------------------------------------------------------------------------------------------------------*/
        // Initializes internal variables related to calculating hidden days-of-week
        DateProfileGenerator.prototype.initHiddenDays = function () {
            var hiddenDays = this.props.hiddenDays || []; // array of day-of-week indices that are hidden
            var isHiddenDayHash = []; // is the day-of-week hidden? (hash with day-of-week-index -&gt; bool)
            var dayCnt = 0;
            var i;
            if (this.props.weekends === false) {
                hiddenDays.push(0, 6); // 0=sunday, 6=saturday
            }
            for (i = 0; i &lt; 7; i += 1) {
                if (!(isHiddenDayHash[i] = hiddenDays.indexOf(i) !== -1)) {
                    dayCnt += 1;
                }
            }
            if (!dayCnt) {
                throw new Error(&#039;invalid hiddenDays&#039;); // all days were hidden? bad.
            }
            this.isHiddenDayHash = isHiddenDayHash;
        };
        // Remove days from the beginning and end of the range that are computed as hidden.
        // If the whole range is trimmed off, returns null
        DateProfileGenerator.prototype.trimHiddenDays = function (range) {
            var start = range.start, end = range.end;
            if (start) {
                start = this.skipHiddenDays(start);
            }
            if (end) {
                end = this.skipHiddenDays(end, -1, true);
            }
            if (start == null || end == null || start &lt; end) {
                return { start: start, end: end };
            }
            return null;
        };
        // Is the current day hidden?
        // `day` is a day-of-week index (0-6), or a Date (used for UTC)
        DateProfileGenerator.prototype.isHiddenDay = function (day) {
            if (day instanceof Date) {
                day = day.getUTCDay();
            }
            return this.isHiddenDayHash[day];
        };
        // Incrementing the current day until it is no longer a hidden day, returning a copy.
        // DOES NOT CONSIDER validRange!
        // If the initial value of `date` is not a hidden day, don&#039;t do anything.
        // Pass `isExclusive` as `true` if you are dealing with an end date.
        // `inc` defaults to `1` (increment one day forward each time)
        DateProfileGenerator.prototype.skipHiddenDays = function (date, inc, isExclusive) {
            if (inc === void 0) { inc = 1; }
            if (isExclusive === void 0) { isExclusive = false; }
            while (this.isHiddenDayHash[(date.getUTCDay() + (isExclusive ? inc : 0) + 7) % 7]) {
                date = addDays(date, inc);
            }
            return date;
        };
        return DateProfileGenerator;
    }());

    function reduceViewType(viewType, action) {
        switch (action.type) {
            case &#039;CHANGE_VIEW_TYPE&#039;:
                viewType = action.viewType;
        }
        return viewType;
    }

    function reduceDynamicOptionOverrides(dynamicOptionOverrides, action) {
        var _a;
        switch (action.type) {
            case &#039;SET_OPTION&#039;:
                return __assign(__assign({}, dynamicOptionOverrides), (_a = {}, _a[action.optionName] = action.rawOptionValue, _a));
            default:
                return dynamicOptionOverrides;
        }
    }

    function reduceDateProfile(currentDateProfile, action, currentDate, dateProfileGenerator) {
        var dp;
        switch (action.type) {
            case &#039;CHANGE_VIEW_TYPE&#039;:
                return dateProfileGenerator.build(action.dateMarker || currentDate);
            case &#039;CHANGE_DATE&#039;:
                if (!currentDateProfile.activeRange ||
                    !rangeContainsMarker(currentDateProfile.currentRange, action.dateMarker) // don&#039;t move if date already in view
                ) {
                    return dateProfileGenerator.build(action.dateMarker);
                }
                break;
            case &#039;PREV&#039;:
                dp = dateProfileGenerator.buildPrev(currentDateProfile, currentDate);
                if (dp.isValid) {
                    return dp;
                }
                break;
            case &#039;NEXT&#039;:
                dp = dateProfileGenerator.buildNext(currentDateProfile, currentDate);
                if (dp.isValid) {
                    return dp;
                }
                break;
        }
        return currentDateProfile;
    }

    function initEventSources(calendarOptions, dateProfile, context) {
        var activeRange = dateProfile ? dateProfile.activeRange : null;
        return addSources({}, parseInitialSources(calendarOptions, context), activeRange, context);
    }
    function reduceEventSources(eventSources, action, dateProfile, context) {
        var activeRange = dateProfile ? dateProfile.activeRange : null; // need this check?
        switch (action.type) {
            case &#039;ADD_EVENT_SOURCES&#039;: // already parsed
                return addSources(eventSources, action.sources, activeRange, context);
            case &#039;REMOVE_EVENT_SOURCE&#039;:
                return removeSource(eventSources, action.sourceId);
            case &#039;PREV&#039;: // TODO: how do we track all actions that affect dateProfile :(
            case &#039;NEXT&#039;:
            case &#039;CHANGE_DATE&#039;:
            case &#039;CHANGE_VIEW_TYPE&#039;:
                if (dateProfile) {
                    return fetchDirtySources(eventSources, activeRange, context);
                }
                return eventSources;
            case &#039;FETCH_EVENT_SOURCES&#039;:
                return fetchSourcesByIds(eventSources, action.sourceIds ? // why no type?
                    arrayToHash(action.sourceIds) :
                    excludeStaticSources(eventSources, context), activeRange, context);
            case &#039;RECEIVE_EVENTS&#039;:
            case &#039;RECEIVE_EVENT_ERROR&#039;:
                return receiveResponse(eventSources, action.sourceId, action.fetchId, action.fetchRange);
            case &#039;REMOVE_ALL_EVENT_SOURCES&#039;:
                return {};
            default:
                return eventSources;
        }
    }
    function reduceEventSourcesNewTimeZone(eventSources, dateProfile, context) {
        var activeRange = dateProfile ? dateProfile.activeRange : null; // need this check?
        return fetchSourcesByIds(eventSources, excludeStaticSources(eventSources, context), activeRange, context);
    }
    function computeEventSourcesLoading(eventSources) {
        for (var sourceId in eventSources) {
            if (eventSources[sourceId].isFetching) {
                return true;
            }
        }
        return false;
    }
    function addSources(eventSourceHash, sources, fetchRange, context) {
        var hash = {};
        for (var _i = 0, sources_1 = sources; _i &lt; sources_1.length; _i++) {
            var source = sources_1[_i];
            hash[source.sourceId] = source;
        }
        if (fetchRange) {
            hash = fetchDirtySources(hash, fetchRange, context);
        }
        return __assign(__assign({}, eventSourceHash), hash);
    }
    function removeSource(eventSourceHash, sourceId) {
        return filterHash(eventSourceHash, function (eventSource) { return eventSource.sourceId !== sourceId; });
    }
    function fetchDirtySources(sourceHash, fetchRange, context) {
        return fetchSourcesByIds(sourceHash, filterHash(sourceHash, function (eventSource) { return isSourceDirty(eventSource, fetchRange, context); }), fetchRange, context);
    }
    function isSourceDirty(eventSource, fetchRange, context) {
        if (!doesSourceNeedRange(eventSource, context)) {
            return !eventSource.latestFetchId;
        }
        return !context.options.lazyFetching ||
            !eventSource.fetchRange ||
            eventSource.isFetching || // always cancel outdated in-progress fetches
            fetchRange.start &lt; eventSource.fetchRange.start ||
            fetchRange.end &gt; eventSource.fetchRange.end;
    }
    function fetchSourcesByIds(prevSources, sourceIdHash, fetchRange, context) {
        var nextSources = {};
        for (var sourceId in prevSources) {
            var source = prevSources[sourceId];
            if (sourceIdHash[sourceId]) {
                nextSources[sourceId] = fetchSource(source, fetchRange, context);
            }
            else {
                nextSources[sourceId] = source;
            }
        }
        return nextSources;
    }
    function fetchSource(eventSource, fetchRange, context) {
        var options = context.options, calendarApi = context.calendarApi;
        var sourceDef = context.pluginHooks.eventSourceDefs[eventSource.sourceDefId];
        var fetchId = guid();
        sourceDef.fetch({
            eventSource: eventSource,
            range: fetchRange,
            context: context,
        }, function (res) {
            var rawEvents = res.rawEvents;
            if (options.eventSourceSuccess) {
                rawEvents = options.eventSourceSuccess.call(calendarApi, rawEvents, res.xhr) || rawEvents;
            }
            if (eventSource.success) {
                rawEvents = eventSource.success.call(calendarApi, rawEvents, res.xhr) || rawEvents;
            }
            context.dispatch({
                type: &#039;RECEIVE_EVENTS&#039;,
                sourceId: eventSource.sourceId,
                fetchId: fetchId,
                fetchRange: fetchRange,
                rawEvents: rawEvents,
            });
        }, function (error) {
            console.warn(error.message, error);
            if (options.eventSourceFailure) {
                options.eventSourceFailure.call(calendarApi, error);
            }
            if (eventSource.failure) {
                eventSource.failure(error);
            }
            context.dispatch({
                type: &#039;RECEIVE_EVENT_ERROR&#039;,
                sourceId: eventSource.sourceId,
                fetchId: fetchId,
                fetchRange: fetchRange,
                error: error,
            });
        });
        return __assign(__assign({}, eventSource), { isFetching: true, latestFetchId: fetchId });
    }
    function receiveResponse(sourceHash, sourceId, fetchId, fetchRange) {
        var _a;
        var eventSource = sourceHash[sourceId];
        if (eventSource &amp;&amp; // not already removed
            fetchId === eventSource.latestFetchId) {
            return __assign(__assign({}, sourceHash), (_a = {}, _a[sourceId] = __assign(__assign({}, eventSource), { isFetching: false, fetchRange: fetchRange }), _a));
        }
        return sourceHash;
    }
    function excludeStaticSources(eventSources, context) {
        return filterHash(eventSources, function (eventSource) { return doesSourceNeedRange(eventSource, context); });
    }
    function parseInitialSources(rawOptions, context) {
        var refiners = buildEventSourceRefiners(context);
        var rawSources = [].concat(rawOptions.eventSources || []);
        var sources = []; // parsed
        if (rawOptions.initialEvents) {
            rawSources.unshift(rawOptions.initialEvents);
        }
        if (rawOptions.events) {
            rawSources.unshift(rawOptions.events);
        }
        for (var _i = 0, rawSources_1 = rawSources; _i &lt; rawSources_1.length; _i++) {
            var rawSource = rawSources_1[_i];
            var source = parseEventSource(rawSource, context, refiners);
            if (source) {
                sources.push(source);
            }
        }
        return sources;
    }
    function doesSourceNeedRange(eventSource, context) {
        var defs = context.pluginHooks.eventSourceDefs;
        return !defs[eventSource.sourceDefId].ignoreRange;
    }

    function reduceDateSelection(currentSelection, action) {
        switch (action.type) {
            case &#039;UNSELECT_DATES&#039;:
                return null;
            case &#039;SELECT_DATES&#039;:
                return action.selection;
            default:
                return currentSelection;
        }
    }

    function reduceSelectedEvent(currentInstanceId, action) {
        switch (action.type) {
            case &#039;UNSELECT_EVENT&#039;:
                return &#039;&#039;;
            case &#039;SELECT_EVENT&#039;:
                return action.eventInstanceId;
            default:
                return currentInstanceId;
        }
    }

    function reduceEventDrag(currentDrag, action) {
        var newDrag;
        switch (action.type) {
            case &#039;UNSET_EVENT_DRAG&#039;:
                return null;
            case &#039;SET_EVENT_DRAG&#039;:
                newDrag = action.state;
                return {
                    affectedEvents: newDrag.affectedEvents,
                    mutatedEvents: newDrag.mutatedEvents,
                    isEvent: newDrag.isEvent,
                };
            default:
                return currentDrag;
        }
    }

    function reduceEventResize(currentResize, action) {
        var newResize;
        switch (action.type) {
            case &#039;UNSET_EVENT_RESIZE&#039;:
                return null;
            case &#039;SET_EVENT_RESIZE&#039;:
                newResize = action.state;
                return {
                    affectedEvents: newResize.affectedEvents,
                    mutatedEvents: newResize.mutatedEvents,
                    isEvent: newResize.isEvent,
                };
            default:
                return currentResize;
        }
    }

    function parseToolbars(calendarOptions, calendarOptionOverrides, theme, viewSpecs, calendarApi) {
        var viewsWithButtons = [];
        var headerToolbar = calendarOptions.headerToolbar ? parseToolbar(calendarOptions.headerToolbar, calendarOptions, calendarOptionOverrides, theme, viewSpecs, calendarApi, viewsWithButtons) : null;
        var footerToolbar = calendarOptions.footerToolbar ? parseToolbar(calendarOptions.footerToolbar, calendarOptions, calendarOptionOverrides, theme, viewSpecs, calendarApi, viewsWithButtons) : null;
        return { headerToolbar: headerToolbar, footerToolbar: footerToolbar, viewsWithButtons: viewsWithButtons };
    }
    function parseToolbar(sectionStrHash, calendarOptions, calendarOptionOverrides, theme, viewSpecs, calendarApi, viewsWithButtons) {
        return mapHash(sectionStrHash, function (sectionStr) { return parseSection(sectionStr, calendarOptions, calendarOptionOverrides, theme, viewSpecs, calendarApi, viewsWithButtons); });
    }
    /*
    BAD: querying icons and text here. should be done at render time
    */
    function parseSection(sectionStr, calendarOptions, calendarOptionOverrides, theme, viewSpecs, calendarApi, viewsWithButtons) {
        var isRtl = calendarOptions.direction === &#039;rtl&#039;;
        var calendarCustomButtons = calendarOptions.customButtons || {};
        var calendarButtonTextOverrides = calendarOptionOverrides.buttonText || {};
        var calendarButtonText = calendarOptions.buttonText || {};
        var sectionSubstrs = sectionStr ? sectionStr.split(&#039; &#039;) : [];
        return sectionSubstrs.map(function (buttonGroupStr) { return (buttonGroupStr.split(&#039;,&#039;).map(function (buttonName) {
            if (buttonName === &#039;title&#039;) {
                return { buttonName: buttonName };
            }
            var customButtonProps;
            var viewSpec;
            var buttonClick;
            var buttonIcon; // only one of these will be set
            var buttonText; // &quot;
            if ((customButtonProps = calendarCustomButtons[buttonName])) {
                buttonClick = function (ev) {
                    if (customButtonProps.click) {
                        customButtonProps.click.call(ev.target, ev, ev.target);
                    }
                };
                (buttonIcon = theme.getCustomButtonIconClass(customButtonProps)) ||
                    (buttonIcon = theme.getIconClass(buttonName, isRtl)) ||
                    (buttonText = customButtonProps.text);
            }
            else if ((viewSpec = viewSpecs[buttonName])) {
                viewsWithButtons.push(buttonName);
                buttonClick = function () {
                    calendarApi.changeView(buttonName);
                };
                (buttonText = viewSpec.buttonTextOverride) ||
                    (buttonIcon = theme.getIconClass(buttonName, isRtl)) ||
                    (buttonText = viewSpec.buttonTextDefault);
            }
            else if (calendarApi[buttonName]) { // a calendarApi method
                buttonClick = function () {
                    calendarApi[buttonName]();
                };
                (buttonText = calendarButtonTextOverrides[buttonName]) ||
                    (buttonIcon = theme.getIconClass(buttonName, isRtl)) ||
                    (buttonText = calendarButtonText[buttonName]);
                //            ^ everything else is considered default
            }
            return { buttonName: buttonName, buttonClick: buttonClick, buttonIcon: buttonIcon, buttonText: buttonText };
        })); });
    }

    var eventSourceDef = {
        ignoreRange: true,
        parseMeta: function (refined) {
            if (Array.isArray(refined.events)) {
                return refined.events;
            }
            return null;
        },
        fetch: function (arg, success) {
            success({
                rawEvents: arg.eventSource.meta,
            });
        },
    };
    var arrayEventSourcePlugin = createPlugin({
        eventSourceDefs: [eventSourceDef],
    });

    var eventSourceDef$1 = {
        parseMeta: function (refined) {
            if (typeof refined.events === &#039;function&#039;) {
                return refined.events;
            }
            return null;
        },
        fetch: function (arg, success, failure) {
            var dateEnv = arg.context.dateEnv;
            var func = arg.eventSource.meta;
            unpromisify(func.bind(null, buildRangeApiWithTimeZone(arg.range, dateEnv)), function (rawEvents) {
                success({ rawEvents: rawEvents }); // needs an object response
            }, failure);
        },
    };
    var funcEventSourcePlugin = createPlugin({
        eventSourceDefs: [eventSourceDef$1],
    });

    function requestJson(method, url, params, successCallback, failureCallback) {
        method = method.toUpperCase();
        var body = null;
        if (method === &#039;GET&#039;) {
            url = injectQueryStringParams(url, params);
        }
        else {
            body = encodeParams(params);
        }
        var xhr = new XMLHttpRequest();
        xhr.open(method, url, true);
        if (method !== &#039;GET&#039;) {
            xhr.setRequestHeader(&#039;Content-Type&#039;, &#039;application/x-www-form-urlencoded&#039;);
        }
        xhr.onload = function () {
            if (xhr.status &gt;= 200 &amp;&amp; xhr.status &lt; 400) {
                var parsed = false;
                var res = void 0;
                try {
                    res = JSON.parse(xhr.responseText);
                    parsed = true;
                }
                catch (err) {
                    // will handle parsed=false
                }
                if (parsed) {
                    successCallback(res, xhr);
                }
                else {
                    failureCallback(&#039;Failure parsing JSON&#039;, xhr);
                }
            }
            else {
                failureCallback(&#039;Request failed&#039;, xhr);
            }
        };
        xhr.onerror = function () {
            failureCallback(&#039;Request failed&#039;, xhr);
        };
        xhr.send(body);
    }
    function injectQueryStringParams(url, params) {
        return url +
            (url.indexOf(&#039;?&#039;) === -1 ? &#039;?&#039; : &#039;&amp;&#039;) +
            encodeParams(params);
    }
    function encodeParams(params) {
        var parts = [];
        for (var key in params) {
            parts.push(encodeURIComponent(key) + &quot;=&quot; + encodeURIComponent(params[key]));
        }
        return parts.join(&#039;&amp;&#039;);
    }

    var JSON_FEED_EVENT_SOURCE_REFINERS = {
        method: String,
        extraParams: identity,
        startParam: String,
        endParam: String,
        timeZoneParam: String,
    };

    var eventSourceDef$2 = {
        parseMeta: function (refined) {
            if (refined.url &amp;&amp; (refined.format === &#039;json&#039; || !refined.format)) {
                return {
                    url: refined.url,
                    format: &#039;json&#039;,
                    method: (refined.method || &#039;GET&#039;).toUpperCase(),
                    extraParams: refined.extraParams,
                    startParam: refined.startParam,
                    endParam: refined.endParam,
                    timeZoneParam: refined.timeZoneParam,
                };
            }
            return null;
        },
        fetch: function (arg, success, failure) {
            var meta = arg.eventSource.meta;
            var requestParams = buildRequestParams(meta, arg.range, arg.context);
            requestJson(meta.method, meta.url, requestParams, function (rawEvents, xhr) {
                success({ rawEvents: rawEvents, xhr: xhr });
            }, function (errorMessage, xhr) {
                failure({ message: errorMessage, xhr: xhr });
            });
        },
    };
    var jsonFeedEventSourcePlugin = createPlugin({
        eventSourceRefiners: JSON_FEED_EVENT_SOURCE_REFINERS,
        eventSourceDefs: [eventSourceDef$2],
    });
    function buildRequestParams(meta, range, context) {
        var dateEnv = context.dateEnv, options = context.options;
        var startParam;
        var endParam;
        var timeZoneParam;
        var customRequestParams;
        var params = {};
        startParam = meta.startParam;
        if (startParam == null) {
            startParam = options.startParam;
        }
        endParam = meta.endParam;
        if (endParam == null) {
            endParam = options.endParam;
        }
        timeZoneParam = meta.timeZoneParam;
        if (timeZoneParam == null) {
            timeZoneParam = options.timeZoneParam;
        }
        // retrieve any outbound GET/POST data from the options
        if (typeof meta.extraParams === &#039;function&#039;) {
            // supplied as a function that returns a key/value object
            customRequestParams = meta.extraParams();
        }
        else {
            // probably supplied as a straight key/value object
            customRequestParams = meta.extraParams || {};
        }
        __assign(params, customRequestParams);
        params[startParam] = dateEnv.formatIso(range.start);
        params[endParam] = dateEnv.formatIso(range.end);
        if (dateEnv.timeZone !== &#039;local&#039;) {
            params[timeZoneParam] = dateEnv.timeZone;
        }
        return params;
    }

    var SIMPLE_RECURRING_REFINERS = {
        daysOfWeek: identity,
        startTime: createDuration,
        endTime: createDuration,
        duration: createDuration,
        startRecur: identity,
        endRecur: identity,
    };

    var recurring = {
        parse: function (refined, dateEnv) {
            if (refined.daysOfWeek || refined.startTime || refined.endTime || refined.startRecur || refined.endRecur) {
                var recurringData = {
                    daysOfWeek: refined.daysOfWeek || null,
                    startTime: refined.startTime || null,
                    endTime: refined.endTime || null,
                    startRecur: refined.startRecur ? dateEnv.createMarker(refined.startRecur) : null,
                    endRecur: refined.endRecur ? dateEnv.createMarker(refined.endRecur) : null,
                };
                var duration = void 0;
                if (refined.duration) {
                    duration = refined.duration;
                }
                if (!duration &amp;&amp; refined.startTime &amp;&amp; refined.endTime) {
                    duration = subtractDurations(refined.endTime, refined.startTime);
                }
                return {
                    allDayGuess: Boolean(!refined.startTime &amp;&amp; !refined.endTime),
                    duration: duration,
                    typeData: recurringData,
                };
            }
            return null;
        },
        expand: function (typeData, framingRange, dateEnv) {
            var clippedFramingRange = intersectRanges(framingRange, { start: typeData.startRecur, end: typeData.endRecur });
            if (clippedFramingRange) {
                return expandRanges(typeData.daysOfWeek, typeData.startTime, clippedFramingRange, dateEnv);
            }
            return [];
        },
    };
    var simpleRecurringEventsPlugin = createPlugin({
        recurringTypes: [recurring],
        eventRefiners: SIMPLE_RECURRING_REFINERS,
    });
    function expandRanges(daysOfWeek, startTime, framingRange, dateEnv) {
        var dowHash = daysOfWeek ? arrayToHash(daysOfWeek) : null;
        var dayMarker = startOfDay(framingRange.start);
        var endMarker = framingRange.end;
        var instanceStarts = [];
        while (dayMarker &lt; endMarker) {
            var instanceStart 
            // if everyday, or this particular day-of-week
            = void 0;
            // if everyday, or this particular day-of-week
            if (!dowHash || dowHash[dayMarker.getUTCDay()]) {
                if (startTime) {
                    instanceStart = dateEnv.add(dayMarker, startTime);
                }
                else {
                    instanceStart = dayMarker;
                }
                instanceStarts.push(instanceStart);
            }
            dayMarker = addDays(dayMarker, 1);
        }
        return instanceStarts;
    }

    var changeHandlerPlugin = createPlugin({
        optionChangeHandlers: {
            events: function (events, context) {
                handleEventSources([events], context);
            },
            eventSources: handleEventSources,
        },
    });
    /*
    BUG: if `event` was supplied, all previously-given `eventSources` will be wiped out
    */
    function handleEventSources(inputs, context) {
        var unfoundSources = hashValuesToArray(context.getCurrentData().eventSources);
        var newInputs = [];
        for (var _i = 0, inputs_1 = inputs; _i &lt; inputs_1.length; _i++) {
            var input = inputs_1[_i];
            var inputFound = false;
            for (var i = 0; i &lt; unfoundSources.length; i += 1) {
                if (unfoundSources[i]._raw === input) {
                    unfoundSources.splice(i, 1); // delete
                    inputFound = true;
                    break;
                }
            }
            if (!inputFound) {
                newInputs.push(input);
            }
        }
        for (var _a = 0, unfoundSources_1 = unfoundSources; _a &lt; unfoundSources_1.length; _a++) {
            var unfoundSource = unfoundSources_1[_a];
            context.dispatch({
                type: &#039;REMOVE_EVENT_SOURCE&#039;,
                sourceId: unfoundSource.sourceId,
            });
        }
        for (var _b = 0, newInputs_1 = newInputs; _b &lt; newInputs_1.length; _b++) {
            var newInput = newInputs_1[_b];
            context.calendarApi.addEventSource(newInput);
        }
    }

    function handleDateProfile(dateProfile, context) {
        context.emitter.trigger(&#039;datesSet&#039;, __assign(__assign({}, buildRangeApiWithTimeZone(dateProfile.activeRange, context.dateEnv)), { view: context.viewApi }));
    }

    function handleEventStore(eventStore, context) {
        var emitter = context.emitter;
        if (emitter.hasHandlers(&#039;eventsSet&#039;)) {
            emitter.trigger(&#039;eventsSet&#039;, buildEventApis(eventStore, context));
        }
    }

    /*
    this array is exposed on the root namespace so that UMD plugins can add to it.
    see the rollup-bundles script.
    */
    var globalPlugins = [
        arrayEventSourcePlugin,
        funcEventSourcePlugin,
        jsonFeedEventSourcePlugin,
        simpleRecurringEventsPlugin,
        changeHandlerPlugin,
        createPlugin({
            isLoadingFuncs: [
                function (state) { return computeEventSourcesLoading(state.eventSources); },
            ],
            contentTypeHandlers: {
                html: function () { return ({ render: injectHtml }); },
                domNodes: function () { return ({ render: injectDomNodes }); },
            },
            propSetHandlers: {
                dateProfile: handleDateProfile,
                eventStore: handleEventStore,
            },
        }),
    ];
    function injectHtml(el, html) {
        el.innerHTML = html;
    }
    function injectDomNodes(el, domNodes) {
        var oldNodes = Array.prototype.slice.call(el.childNodes); // TODO: use array util
        var newNodes = Array.prototype.slice.call(domNodes); // TODO: use array util
        if (!isArraysEqual(oldNodes, newNodes)) {
            for (var _i = 0, newNodes_1 = newNodes; _i &lt; newNodes_1.length; _i++) {
                var newNode = newNodes_1[_i];
                el.appendChild(newNode);
            }
            oldNodes.forEach(removeElement);
        }
    }

    var DelayedRunner = /** @class */ (function () {
        function DelayedRunner(drainedOption) {
            this.drainedOption = drainedOption;
            this.isRunning = false;
            this.isDirty = false;
            this.pauseDepths = {};
            this.timeoutId = 0;
        }
        DelayedRunner.prototype.request = function (delay) {
            this.isDirty = true;
            if (!this.isPaused()) {
                this.clearTimeout();
                if (delay == null) {
                    this.tryDrain();
                }
                else {
                    this.timeoutId = setTimeout(// NOT OPTIMAL! TODO: look at debounce
                    this.tryDrain.bind(this), delay);
                }
            }
        };
        DelayedRunner.prototype.pause = function (scope) {
            if (scope === void 0) { scope = &#039;&#039;; }
            var pauseDepths = this.pauseDepths;
            pauseDepths[scope] = (pauseDepths[scope] || 0) + 1;
            this.clearTimeout();
        };
        DelayedRunner.prototype.resume = function (scope, force) {
            if (scope === void 0) { scope = &#039;&#039;; }
            var pauseDepths = this.pauseDepths;
            if (scope in pauseDepths) {
                if (force) {
                    delete pauseDepths[scope];
                }
                else {
                    pauseDepths[scope] -= 1;
                    var depth = pauseDepths[scope];
                    if (depth &lt;= 0) {
                        delete pauseDepths[scope];
                    }
                }
                this.tryDrain();
            }
        };
        DelayedRunner.prototype.isPaused = function () {
            return Object.keys(this.pauseDepths).length;
        };
        DelayedRunner.prototype.tryDrain = function () {
            if (!this.isRunning &amp;&amp; !this.isPaused()) {
                this.isRunning = true;
                while (this.isDirty) {
                    this.isDirty = false;
                    this.drained(); // might set isDirty to true again
                }
                this.isRunning = false;
            }
        };
        DelayedRunner.prototype.clear = function () {
            this.clearTimeout();
            this.isDirty = false;
            this.pauseDepths = {};
        };
        DelayedRunner.prototype.clearTimeout = function () {
            if (this.timeoutId) {
                clearTimeout(this.timeoutId);
                this.timeoutId = 0;
            }
        };
        DelayedRunner.prototype.drained = function () {
            if (this.drainedOption) {
                this.drainedOption();
            }
        };
        return DelayedRunner;
    }());

    var TaskRunner = /** @class */ (function () {
        function TaskRunner(runTaskOption, drainedOption) {
            this.runTaskOption = runTaskOption;
            this.drainedOption = drainedOption;
            this.queue = [];
            this.delayedRunner = new DelayedRunner(this.drain.bind(this));
        }
        TaskRunner.prototype.request = function (task, delay) {
            this.queue.push(task);
            this.delayedRunner.request(delay);
        };
        TaskRunner.prototype.pause = function (scope) {
            this.delayedRunner.pause(scope);
        };
        TaskRunner.prototype.resume = function (scope, force) {
            this.delayedRunner.resume(scope, force);
        };
        TaskRunner.prototype.drain = function () {
            var queue = this.queue;
            while (queue.length) {
                var completedTasks = [];
                var task = void 0;
                while ((task = queue.shift())) {
                    this.runTask(task);
                    completedTasks.push(task);
                }
                this.drained(completedTasks);
            } // keep going, in case new tasks were added in the drained handler
        };
        TaskRunner.prototype.runTask = function (task) {
            if (this.runTaskOption) {
                this.runTaskOption(task);
            }
        };
        TaskRunner.prototype.drained = function (completedTasks) {
            if (this.drainedOption) {
                this.drainedOption(completedTasks);
            }
        };
        return TaskRunner;
    }());

    // Computes what the title at the top of the calendarApi should be for this view
    function buildTitle(dateProfile, viewOptions, dateEnv) {
        var range;
        // for views that span a large unit of time, show the proper interval, ignoring stray days before and after
        if (/^(year|month)$/.test(dateProfile.currentRangeUnit)) {
            range = dateProfile.currentRange;
        }
        else { // for day units or smaller, use the actual day range
            range = dateProfile.activeRange;
        }
        return dateEnv.formatRange(range.start, range.end, createFormatter(viewOptions.titleFormat || buildTitleFormat(dateProfile)), {
            isEndExclusive: dateProfile.isRangeAllDay,
            defaultSeparator: viewOptions.titleRangeSeparator,
        });
    }
    // Generates the format string that should be used to generate the title for the current date range.
    // Attempts to compute the most appropriate format if not explicitly specified with `titleFormat`.
    function buildTitleFormat(dateProfile) {
        var currentRangeUnit = dateProfile.currentRangeUnit;
        if (currentRangeUnit === &#039;year&#039;) {
            return { year: &#039;numeric&#039; };
        }
        if (currentRangeUnit === &#039;month&#039;) {
            return { year: &#039;numeric&#039;, month: &#039;long&#039; }; // like &quot;September 2014&quot;
        }
        var days = diffWholeDays(dateProfile.currentRange.start, dateProfile.currentRange.end);
        if (days !== null &amp;&amp; days &gt; 1) {
            // multi-day range. shorter, like &quot;Sep 9 - 10 2014&quot;
            return { year: &#039;numeric&#039;, month: &#039;short&#039;, day: &#039;numeric&#039; };
        }
        // one day. longer, like &quot;September 9 2014&quot;
        return { year: &#039;numeric&#039;, month: &#039;long&#039;, day: &#039;numeric&#039; };
    }

    // in future refactor, do the redux-style function(state=initial) for initial-state
    // also, whatever is happening in constructor, have it happen in action queue too
    var CalendarDataManager = /** @class */ (function () {
        function CalendarDataManager(props) {
            var _this = this;
            this.computeOptionsData = memoize(this._computeOptionsData);
            this.computeCurrentViewData = memoize(this._computeCurrentViewData);
            this.organizeRawLocales = memoize(organizeRawLocales);
            this.buildLocale = memoize(buildLocale);
            this.buildPluginHooks = buildBuildPluginHooks();
            this.buildDateEnv = memoize(buildDateEnv$1);
            this.buildTheme = memoize(buildTheme);
            this.parseToolbars = memoize(parseToolbars);
            this.buildViewSpecs = memoize(buildViewSpecs);
            this.buildDateProfileGenerator = memoizeObjArg(buildDateProfileGenerator);
            this.buildViewApi = memoize(buildViewApi);
            this.buildViewUiProps = memoizeObjArg(buildViewUiProps);
            this.buildEventUiBySource = memoize(buildEventUiBySource, isPropsEqual);
            this.buildEventUiBases = memoize(buildEventUiBases);
            this.parseContextBusinessHours = memoizeObjArg(parseContextBusinessHours);
            this.buildTitle = memoize(buildTitle);
            this.emitter = new Emitter();
            this.actionRunner = new TaskRunner(this._handleAction.bind(this), this.updateData.bind(this));
            this.currentCalendarOptionsInput = {};
            this.currentCalendarOptionsRefined = {};
            this.currentViewOptionsInput = {};
            this.currentViewOptionsRefined = {};
            this.currentCalendarOptionsRefiners = {};
            this.getCurrentData = function () { return _this.data; };
            this.dispatch = function (action) {
                _this.actionRunner.request(action); // protects against recursive calls to _handleAction
            };
            this.props = props;
            this.actionRunner.pause();
            var dynamicOptionOverrides = {};
            var optionsData = this.computeOptionsData(props.optionOverrides, dynamicOptionOverrides, props.calendarApi);
            var currentViewType = optionsData.calendarOptions.initialView || optionsData.pluginHooks.initialView;
            var currentViewData = this.computeCurrentViewData(currentViewType, optionsData, props.optionOverrides, dynamicOptionOverrides);
            // wire things up
            // TODO: not DRY
            props.calendarApi.currentDataManager = this;
            this.emitter.setThisContext(props.calendarApi);
            this.emitter.setOptions(currentViewData.options);
            var currentDate = getInitialDate(optionsData.calendarOptions, optionsData.dateEnv);
            var dateProfile = currentViewData.dateProfileGenerator.build(currentDate);
            if (!rangeContainsMarker(dateProfile.activeRange, currentDate)) {
                currentDate = dateProfile.currentRange.start;
            }
            var calendarContext = {
                dateEnv: optionsData.dateEnv,
                options: optionsData.calendarOptions,
                pluginHooks: optionsData.pluginHooks,
                calendarApi: props.calendarApi,
                dispatch: this.dispatch,
                emitter: this.emitter,
                getCurrentData: this.getCurrentData,
            };
            // needs to be after setThisContext
            for (var _i = 0, _a = optionsData.pluginHooks.contextInit; _i &lt; _a.length; _i++) {
                var callback = _a[_i];
                callback(calendarContext);
            }
            // NOT DRY
            var eventSources = initEventSources(optionsData.calendarOptions, dateProfile, calendarContext);
            var initialState = {
                dynamicOptionOverrides: dynamicOptionOverrides,
                currentViewType: currentViewType,
                currentDate: currentDate,
                dateProfile: dateProfile,
                businessHours: this.parseContextBusinessHours(calendarContext),
                eventSources: eventSources,
                eventUiBases: {},
                eventStore: createEmptyEventStore(),
                renderableEventStore: createEmptyEventStore(),
                dateSelection: null,
                eventSelection: &#039;&#039;,
                eventDrag: null,
                eventResize: null,
                selectionConfig: this.buildViewUiProps(calendarContext).selectionConfig,
            };
            var contextAndState = __assign(__assign({}, calendarContext), initialState);
            for (var _b = 0, _c = optionsData.pluginHooks.reducers; _b &lt; _c.length; _b++) {
                var reducer = _c[_b];
                __assign(initialState, reducer(null, null, contextAndState));
            }
            if (computeIsLoading(initialState, calendarContext)) {
                this.emitter.trigger(&#039;loading&#039;, true); // NOT DRY
            }
            this.state = initialState;
            this.updateData();
            this.actionRunner.resume();
        }
        CalendarDataManager.prototype.resetOptions = function (optionOverrides, append) {
            var props = this.props;
            props.optionOverrides = append
                ? __assign(__assign({}, props.optionOverrides), optionOverrides) : optionOverrides;
            this.actionRunner.request({
                type: &#039;NOTHING&#039;,
            });
        };
        CalendarDataManager.prototype._handleAction = function (action) {
            var _a = this, props = _a.props, state = _a.state, emitter = _a.emitter;
            var dynamicOptionOverrides = reduceDynamicOptionOverrides(state.dynamicOptionOverrides, action);
            var optionsData = this.computeOptionsData(props.optionOverrides, dynamicOptionOverrides, props.calendarApi);
            var currentViewType = reduceViewType(state.currentViewType, action);
            var currentViewData = this.computeCurrentViewData(currentViewType, optionsData, props.optionOverrides, dynamicOptionOverrides);
            // wire things up
            // TODO: not DRY
            props.calendarApi.currentDataManager = this;
            emitter.setThisContext(props.calendarApi);
            emitter.setOptions(currentViewData.options);
            var calendarContext = {
                dateEnv: optionsData.dateEnv,
                options: optionsData.calendarOptions,
                pluginHooks: optionsData.pluginHooks,
                calendarApi: props.calendarApi,
                dispatch: this.dispatch,
                emitter: emitter,
                getCurrentData: this.getCurrentData,
            };
            var currentDate = state.currentDate, dateProfile = state.dateProfile;
            if (this.data &amp;&amp; this.data.dateProfileGenerator !== currentViewData.dateProfileGenerator) { // hack
                dateProfile = currentViewData.dateProfileGenerator.build(currentDate);
            }
            currentDate = reduceCurrentDate(currentDate, action);
            dateProfile = reduceDateProfile(dateProfile, action, currentDate, currentViewData.dateProfileGenerator);
            if (!rangeContainsMarker(dateProfile.currentRange, currentDate)) {
                currentDate = dateProfile.currentRange.start;
            }
            var eventSources = reduceEventSources(state.eventSources, action, dateProfile, calendarContext);
            var eventStore = reduceEventStore(state.eventStore, action, eventSources, dateProfile, calendarContext);
            var isEventsLoading = computeEventSourcesLoading(eventSources); // BAD. also called in this func in computeIsLoading
            var renderableEventStore = (isEventsLoading &amp;&amp; !currentViewData.options.progressiveEventRendering) ?
                (state.renderableEventStore || eventStore) : // try from previous state
                eventStore;
            var _b = this.buildViewUiProps(calendarContext), eventUiSingleBase = _b.eventUiSingleBase, selectionConfig = _b.selectionConfig; // will memoize obj
            var eventUiBySource = this.buildEventUiBySource(eventSources);
            var eventUiBases = this.buildEventUiBases(renderableEventStore.defs, eventUiSingleBase, eventUiBySource);
            var newState = {
                dynamicOptionOverrides: dynamicOptionOverrides,
                currentViewType: currentViewType,
                currentDate: currentDate,
                dateProfile: dateProfile,
                eventSources: eventSources,
                eventStore: eventStore,
                renderableEventStore: renderableEventStore,
                selectionConfig: selectionConfig,
                eventUiBases: eventUiBases,
                businessHours: this.parseContextBusinessHours(calendarContext),
                dateSelection: reduceDateSelection(state.dateSelection, action),
                eventSelection: reduceSelectedEvent(state.eventSelection, action),
                eventDrag: reduceEventDrag(state.eventDrag, action),
                eventResize: reduceEventResize(state.eventResize, action),
            };
            var contextAndState = __assign(__assign({}, calendarContext), newState);
            for (var _i = 0, _c = optionsData.pluginHooks.reducers; _i &lt; _c.length; _i++) {
                var reducer = _c[_i];
                __assign(newState, reducer(state, action, contextAndState)); // give the OLD state, for old value
            }
            var wasLoading = computeIsLoading(state, calendarContext);
            var isLoading = computeIsLoading(newState, calendarContext);
            // TODO: use propSetHandlers in plugin system
            if (!wasLoading &amp;&amp; isLoading) {
                emitter.trigger(&#039;loading&#039;, true);
            }
            else if (wasLoading &amp;&amp; !isLoading) {
                emitter.trigger(&#039;loading&#039;, false);
            }
            this.state = newState;
            if (props.onAction) {
                props.onAction(action);
            }
        };
        CalendarDataManager.prototype.updateData = function () {
            var _a = this, props = _a.props, state = _a.state;
            var oldData = this.data;
            var optionsData = this.computeOptionsData(props.optionOverrides, state.dynamicOptionOverrides, props.calendarApi);
            var currentViewData = this.computeCurrentViewData(state.currentViewType, optionsData, props.optionOverrides, state.dynamicOptionOverrides);
            var data = this.data = __assign(__assign(__assign({ viewTitle: this.buildTitle(state.dateProfile, currentViewData.options, optionsData.dateEnv), calendarApi: props.calendarApi, dispatch: this.dispatch, emitter: this.emitter, getCurrentData: this.getCurrentData }, optionsData), currentViewData), state);
            var changeHandlers = optionsData.pluginHooks.optionChangeHandlers;
            var oldCalendarOptions = oldData &amp;&amp; oldData.calendarOptions;
            var newCalendarOptions = optionsData.calendarOptions;
            if (oldCalendarOptions &amp;&amp; oldCalendarOptions !== newCalendarOptions) {
                if (oldCalendarOptions.timeZone !== newCalendarOptions.timeZone) {
                    // hack
                    state.eventSources = data.eventSources = reduceEventSourcesNewTimeZone(data.eventSources, state.dateProfile, data);
                    state.eventStore = data.eventStore = rezoneEventStoreDates(data.eventStore, oldData.dateEnv, data.dateEnv);
                }
                for (var optionName in changeHandlers) {
                    if (oldCalendarOptions[optionName] !== newCalendarOptions[optionName]) {
                        changeHandlers[optionName](newCalendarOptions[optionName], data);
                    }
                }
            }
            if (props.onData) {
                props.onData(data);
            }
        };
        CalendarDataManager.prototype._computeOptionsData = function (optionOverrides, dynamicOptionOverrides, calendarApi) {
            // TODO: blacklist options that are handled by optionChangeHandlers
            var _a = this.processRawCalendarOptions(optionOverrides, dynamicOptionOverrides), refinedOptions = _a.refinedOptions, pluginHooks = _a.pluginHooks, localeDefaults = _a.localeDefaults, availableLocaleData = _a.availableLocaleData, extra = _a.extra;
            warnUnknownOptions(extra);
            var dateEnv = this.buildDateEnv(refinedOptions.timeZone, refinedOptions.locale, refinedOptions.weekNumberCalculation, refinedOptions.firstDay, refinedOptions.weekText, pluginHooks, availableLocaleData, refinedOptions.defaultRangeSeparator);
            var viewSpecs = this.buildViewSpecs(pluginHooks.views, optionOverrides, dynamicOptionOverrides, localeDefaults);
            var theme = this.buildTheme(refinedOptions, pluginHooks);
            var toolbarConfig = this.parseToolbars(refinedOptions, optionOverrides, theme, viewSpecs, calendarApi);
            return {
                calendarOptions: refinedOptions,
                pluginHooks: pluginHooks,
                dateEnv: dateEnv,
                viewSpecs: viewSpecs,
                theme: theme,
                toolbarConfig: toolbarConfig,
                localeDefaults: localeDefaults,
                availableRawLocales: availableLocaleData.map,
            };
        };
        // always called from behind a memoizer
        CalendarDataManager.prototype.processRawCalendarOptions = function (optionOverrides, dynamicOptionOverrides) {
            var _a = mergeRawOptions([
                BASE_OPTION_DEFAULTS,
                optionOverrides,
                dynamicOptionOverrides,
            ]), locales = _a.locales, locale = _a.locale;
            var availableLocaleData = this.organizeRawLocales(locales);
            var availableRawLocales = availableLocaleData.map;
            var localeDefaults = this.buildLocale(locale || availableLocaleData.defaultCode, availableRawLocales).options;
            var pluginHooks = this.buildPluginHooks(optionOverrides.plugins || [], globalPlugins);
            var refiners = this.currentCalendarOptionsRefiners = __assign(__assign(__assign(__assign(__assign({}, BASE_OPTION_REFINERS), CALENDAR_LISTENER_REFINERS), CALENDAR_OPTION_REFINERS), pluginHooks.listenerRefiners), pluginHooks.optionRefiners);
            var extra = {};
            var raw = mergeRawOptions([
                BASE_OPTION_DEFAULTS,
                localeDefaults,
                optionOverrides,
                dynamicOptionOverrides,
            ]);
            var refined = {};
            var currentRaw = this.currentCalendarOptionsInput;
            var currentRefined = this.currentCalendarOptionsRefined;
            var anyChanges = false;
            for (var optionName in raw) {
                if (optionName !== &#039;plugins&#039;) { // because plugins is special-cased
                    if (raw[optionName] === currentRaw[optionName] ||
                        (COMPLEX_OPTION_COMPARATORS[optionName] &amp;&amp;
                            (optionName in currentRaw) &amp;&amp;
                            COMPLEX_OPTION_COMPARATORS[optionName](currentRaw[optionName], raw[optionName]))) {
                        refined[optionName] = currentRefined[optionName];
                    }
                    else if (refiners[optionName]) {
                        refined[optionName] = refiners[optionName](raw[optionName]);
                        anyChanges = true;
                    }
                    else {
                        extra[optionName] = currentRaw[optionName];
                    }
                }
            }
            if (anyChanges) {
                this.currentCalendarOptionsInput = raw;
                this.currentCalendarOptionsRefined = refined;
            }
            return {
                rawOptions: this.currentCalendarOptionsInput,
                refinedOptions: this.currentCalendarOptionsRefined,
                pluginHooks: pluginHooks,
                availableLocaleData: availableLocaleData,
                localeDefaults: localeDefaults,
                extra: extra,
            };
        };
        CalendarDataManager.prototype._computeCurrentViewData = function (viewType, optionsData, optionOverrides, dynamicOptionOverrides) {
            var viewSpec = optionsData.viewSpecs[viewType];
            if (!viewSpec) {
                throw new Error(&quot;viewType \&quot;&quot; + viewType + &quot;\&quot; is not available. Please make sure you&#039;ve loaded all neccessary plugins&quot;);
            }
            var _a = this.processRawViewOptions(viewSpec, optionsData.pluginHooks, optionsData.localeDefaults, optionOverrides, dynamicOptionOverrides), refinedOptions = _a.refinedOptions, extra = _a.extra;
            warnUnknownOptions(extra);
            var dateProfileGenerator = this.buildDateProfileGenerator({
                dateProfileGeneratorClass: viewSpec.optionDefaults.dateProfileGeneratorClass,
                duration: viewSpec.duration,
                durationUnit: viewSpec.durationUnit,
                usesMinMaxTime: viewSpec.optionDefaults.usesMinMaxTime,
                dateEnv: optionsData.dateEnv,
                calendarApi: this.props.calendarApi,
                slotMinTime: refinedOptions.slotMinTime,
                slotMaxTime: refinedOptions.slotMaxTime,
                showNonCurrentDates: refinedOptions.showNonCurrentDates,
                dayCount: refinedOptions.dayCount,
                dateAlignment: refinedOptions.dateAlignment,
                dateIncrement: refinedOptions.dateIncrement,
                hiddenDays: refinedOptions.hiddenDays,
                weekends: refinedOptions.weekends,
                nowInput: refinedOptions.now,
                validRangeInput: refinedOptions.validRange,
                visibleRangeInput: refinedOptions.visibleRange,
                monthMode: refinedOptions.monthMode,
                fixedWeekCount: refinedOptions.fixedWeekCount,
            });
            var viewApi = this.buildViewApi(viewType, this.getCurrentData, optionsData.dateEnv);
            return { viewSpec: viewSpec, options: refinedOptions, dateProfileGenerator: dateProfileGenerator, viewApi: viewApi };
        };
        CalendarDataManager.prototype.processRawViewOptions = function (viewSpec, pluginHooks, localeDefaults, optionOverrides, dynamicOptionOverrides) {
            var raw = mergeRawOptions([
                BASE_OPTION_DEFAULTS,
                viewSpec.optionDefaults,
                localeDefaults,
                optionOverrides,
                viewSpec.optionOverrides,
                dynamicOptionOverrides,
            ]);
            var refiners = __assign(__assign(__assign(__assign(__assign(__assign({}, BASE_OPTION_REFINERS), CALENDAR_LISTENER_REFINERS), CALENDAR_OPTION_REFINERS), VIEW_OPTION_REFINERS), pluginHooks.listenerRefiners), pluginHooks.optionRefiners);
            var refined = {};
            var currentRaw = this.currentViewOptionsInput;
            var currentRefined = this.currentViewOptionsRefined;
            var anyChanges = false;
            var extra = {};
            for (var optionName in raw) {
                if (raw[optionName] === currentRaw[optionName]) {
                    refined[optionName] = currentRefined[optionName];
                }
                else {
                    if (raw[optionName] === this.currentCalendarOptionsInput[optionName]) {
                        if (optionName in this.currentCalendarOptionsRefined) { // might be an &quot;extra&quot; prop
                            refined[optionName] = this.currentCalendarOptionsRefined[optionName];
                        }
                    }
                    else if (refiners[optionName]) {
                        refined[optionName] = refiners[optionName](raw[optionName]);
                    }
                    else {
                        extra[optionName] = raw[optionName];
                    }
                    anyChanges = true;
                }
            }
            if (anyChanges) {
                this.currentViewOptionsInput = raw;
                this.currentViewOptionsRefined = refined;
            }
            return {
                rawOptions: this.currentViewOptionsInput,
                refinedOptions: this.currentViewOptionsRefined,
                extra: extra,
            };
        };
        return CalendarDataManager;
    }());
    function buildDateEnv$1(timeZone, explicitLocale, weekNumberCalculation, firstDay, weekText, pluginHooks, availableLocaleData, defaultSeparator) {
        var locale = buildLocale(explicitLocale || availableLocaleData.defaultCode, availableLocaleData.map);
        return new DateEnv({
            calendarSystem: &#039;gregory&#039;,
            timeZone: timeZone,
            namedTimeZoneImpl: pluginHooks.namedTimeZonedImpl,
            locale: locale,
            weekNumberCalculation: weekNumberCalculation,
            firstDay: firstDay,
            weekText: weekText,
            cmdFormatter: pluginHooks.cmdFormatter,
            defaultSeparator: defaultSeparator,
        });
    }
    function buildTheme(options, pluginHooks) {
        var ThemeClass = pluginHooks.themeClasses[options.themeSystem] || StandardTheme;
        return new ThemeClass(options);
    }
    function buildDateProfileGenerator(props) {
        var DateProfileGeneratorClass = props.dateProfileGeneratorClass || DateProfileGenerator;
        return new DateProfileGeneratorClass(props);
    }
    function buildViewApi(type, getCurrentData, dateEnv) {
        return new ViewApi(type, getCurrentData, dateEnv);
    }
    function buildEventUiBySource(eventSources) {
        return mapHash(eventSources, function (eventSource) { return eventSource.ui; });
    }
    function buildEventUiBases(eventDefs, eventUiSingleBase, eventUiBySource) {
        var eventUiBases = { &#039;&#039;: eventUiSingleBase };
        for (var defId in eventDefs) {
            var def = eventDefs[defId];
            if (def.sourceId &amp;&amp; eventUiBySource[def.sourceId]) {
                eventUiBases[defId] = eventUiBySource[def.sourceId];
            }
        }
        return eventUiBases;
    }
    function buildViewUiProps(calendarContext) {
        var options = calendarContext.options;
        return {
            eventUiSingleBase: createEventUi({
                display: options.eventDisplay,
                editable: options.editable,
                startEditable: options.eventStartEditable,
                durationEditable: options.eventDurationEditable,
                constraint: options.eventConstraint,
                overlap: typeof options.eventOverlap === &#039;boolean&#039; ? options.eventOverlap : undefined,
                allow: options.eventAllow,
                backgroundColor: options.eventBackgroundColor,
                borderColor: options.eventBorderColor,
                textColor: options.eventTextColor,
                color: options.eventColor,
            }, calendarContext),
            selectionConfig: createEventUi({
                constraint: options.selectConstraint,
                overlap: typeof options.selectOverlap === &#039;boolean&#039; ? options.selectOverlap : undefined,
                allow: options.selectAllow,
            }, calendarContext),
        };
    }
    function computeIsLoading(state, context) {
        for (var _i = 0, _a = context.pluginHooks.isLoadingFuncs; _i &lt; _a.length; _i++) {
            var isLoadingFunc = _a[_i];
            if (isLoadingFunc(state)) {
                return true;
            }
        }
        return false;
    }
    function parseContextBusinessHours(calendarContext) {
        return parseBusinessHours(calendarContext.options.businessHours, calendarContext);
    }
    function warnUnknownOptions(options, viewName) {
        for (var optionName in options) {
            console.warn(&quot;Unknown option &#039;&quot; + optionName + &quot;&#039;&quot; +
                (viewName ? &quot; for view &#039;&quot; + viewName + &quot;&#039;&quot; : &#039;&#039;));
        }
    }

    // TODO: move this to react plugin?
    var CalendarDataProvider = /** @class */ (function (_super) {
        __extends(CalendarDataProvider, _super);
        function CalendarDataProvider(props) {
            var _this = _super.call(this, props) || this;
            _this.handleData = function (data) {
                if (!_this.dataManager) { // still within initial run, before assignment in constructor
                    // eslint-disable-next-line react/no-direct-mutation-state
                    _this.state = data; // can&#039;t use setState yet
                }
                else {
                    _this.setState(data);
                }
            };
            _this.dataManager = new CalendarDataManager({
                optionOverrides: props.optionOverrides,
                calendarApi: props.calendarApi,
                onData: _this.handleData,
            });
            return _this;
        }
        CalendarDataProvider.prototype.render = function () {
            return this.props.children(this.state);
        };
        CalendarDataProvider.prototype.componentDidUpdate = function (prevProps) {
            var newOptionOverrides = this.props.optionOverrides;
            if (newOptionOverrides !== prevProps.optionOverrides) { // prevent recursive handleData
                this.dataManager.resetOptions(newOptionOverrides);
            }
        };
        return CalendarDataProvider;
    }(Component));

    // HELPERS
    /*
    if nextDayThreshold is specified, slicing is done in an all-day fashion.
    you can get nextDayThreshold from context.nextDayThreshold
    */
    function sliceEvents(props, allDay) {
        return sliceEventStore(props.eventStore, props.eventUiBases, props.dateProfile.activeRange, allDay ? props.nextDayThreshold : null).fg;
    }

    var NamedTimeZoneImpl = /** @class */ (function () {
        function NamedTimeZoneImpl(timeZoneName) {
            this.timeZoneName = timeZoneName;
        }
        return NamedTimeZoneImpl;
    }());

    var Interaction = /** @class */ (function () {
        function Interaction(settings) {
            this.component = settings.component;
        }
        Interaction.prototype.destroy = function () {
        };
        return Interaction;
    }());
    function parseInteractionSettings(component, input) {
        return {
            component: component,
            el: input.el,
            useEventCenter: input.useEventCenter != null ? input.useEventCenter : true,
        };
    }
    function interactionSettingsToStore(settings) {
        var _a;
        return _a = {},
            _a[settings.component.uid] = settings,
            _a;
    }
    // global state
    var interactionSettingsStore = {};

    /*
    An abstraction for a dragging interaction originating on an event.
    Does higher-level things than PointerDragger, such as possibly:
    - a &quot;mirror&quot; that moves with the pointer
    - a minimum number of pixels or other criteria for a true drag to begin

    subclasses must emit:
    - pointerdown
    - dragstart
    - dragmove
    - pointerup
    - dragend
    */
    var ElementDragging = /** @class */ (function () {
        function ElementDragging(el, selector) {
            this.emitter = new Emitter();
        }
        ElementDragging.prototype.destroy = function () {
        };
        ElementDragging.prototype.setMirrorIsVisible = function (bool) {
            // optional if subclass doesn&#039;t want to support a mirror
        };
        ElementDragging.prototype.setMirrorNeedsRevert = function (bool) {
            // optional if subclass doesn&#039;t want to support a mirror
        };
        ElementDragging.prototype.setAutoScrollEnabled = function (bool) {
            // optional
        };
        return ElementDragging;
    }());

    // TODO: get rid of this in favor of options system,
    // tho it&#039;s really easy to access this globally rather than pass thru options.
    var config = {};

    /*
    Information about what will happen when an external element is dragged-and-dropped
    onto a calendar. Contains information for creating an event.
    */
    var DRAG_META_REFINERS = {
        startTime: createDuration,
        duration: createDuration,
        create: Boolean,
        sourceId: String,
    };
    function parseDragMeta(raw) {
        var _a = refineProps(raw, DRAG_META_REFINERS), refined = _a.refined, extra = _a.extra;
        return {
            startTime: refined.startTime || null,
            duration: refined.duration || null,
            create: refined.create != null ? refined.create : true,
            sourceId: refined.sourceId,
            leftoverProps: extra,
        };
    }

    var ToolbarSection = /** @class */ (function (_super) {
        __extends(ToolbarSection, _super);
        function ToolbarSection() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        ToolbarSection.prototype.render = function () {
            var _this = this;
            var children = this.props.widgetGroups.map(function (widgetGroup) { return _this.renderWidgetGroup(widgetGroup); });
            return createElement.apply(void 0, __spreadArrays([&#039;div&#039;, { className: &#039;fc-toolbar-chunk&#039; }], children));
        };
        ToolbarSection.prototype.renderWidgetGroup = function (widgetGroup) {
            var props = this.props;
            var theme = this.context.theme;
            var children = [];
            var isOnlyButtons = true;
            for (var _i = 0, widgetGroup_1 = widgetGroup; _i &lt; widgetGroup_1.length; _i++) {
                var widget = widgetGroup_1[_i];
                var buttonName = widget.buttonName, buttonClick = widget.buttonClick, buttonText = widget.buttonText, buttonIcon = widget.buttonIcon;
                if (buttonName === &#039;title&#039;) {
                    isOnlyButtons = false;
                    children.push(createElement(&quot;h2&quot;, { className: &quot;fc-toolbar-title&quot; }, props.title));
                }
                else {
                    var ariaAttrs = buttonIcon ? { &#039;aria-label&#039;: buttonName } : {};
                    var buttonClasses = [&quot;fc-&quot; + buttonName + &quot;-button&quot;, theme.getClass(&#039;button&#039;)];
                    if (buttonName === props.activeButton) {
                        buttonClasses.push(theme.getClass(&#039;buttonActive&#039;));
                    }
                    var isDisabled = (!props.isTodayEnabled &amp;&amp; buttonName === &#039;today&#039;) ||
                        (!props.isPrevEnabled &amp;&amp; buttonName === &#039;prev&#039;) ||
                        (!props.isNextEnabled &amp;&amp; buttonName === &#039;next&#039;);
                    children.push(createElement(&quot;button&quot;, __assign({ disabled: isDisabled, className: buttonClasses.join(&#039; &#039;), onClick: buttonClick, type: &quot;button&quot; }, ariaAttrs), buttonText || (buttonIcon ? createElement(&quot;span&quot;, { className: buttonIcon }) : &#039;&#039;)));
                }
            }
            if (children.length &gt; 1) {
                var groupClassName = (isOnlyButtons &amp;&amp; theme.getClass(&#039;buttonGroup&#039;)) || &#039;&#039;;
                return createElement.apply(void 0, __spreadArrays([&#039;div&#039;, { className: groupClassName }], children));
            }
            return children[0];
        };
        return ToolbarSection;
    }(BaseComponent));

    var Toolbar = /** @class */ (function (_super) {
        __extends(Toolbar, _super);
        function Toolbar() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        Toolbar.prototype.render = function () {
            var _a = this.props, model = _a.model, extraClassName = _a.extraClassName;
            var forceLtr = false;
            var startContent;
            var endContent;
            var centerContent = model.center;
            if (model.left) {
                forceLtr = true;
                startContent = model.left;
            }
            else {
                startContent = model.start;
            }
            if (model.right) {
                forceLtr = true;
                endContent = model.right;
            }
            else {
                endContent = model.end;
            }
            var classNames = [
                extraClassName || &#039;&#039;,
                &#039;fc-toolbar&#039;,
                forceLtr ? &#039;fc-toolbar-ltr&#039; : &#039;&#039;,
            ];
            return (createElement(&quot;div&quot;, { className: classNames.join(&#039; &#039;) },
                this.renderSection(&#039;start&#039;, startContent || []),
                this.renderSection(&#039;center&#039;, centerContent || []),
                this.renderSection(&#039;end&#039;, endContent || [])));
        };
        Toolbar.prototype.renderSection = function (key, widgetGroups) {
            var props = this.props;
            return (createElement(ToolbarSection, { key: key, widgetGroups: widgetGroups, title: props.title, activeButton: props.activeButton, isTodayEnabled: props.isTodayEnabled, isPrevEnabled: props.isPrevEnabled, isNextEnabled: props.isNextEnabled }));
        };
        return Toolbar;
    }(BaseComponent));

    // TODO: do function component?
    var ViewContainer = /** @class */ (function (_super) {
        __extends(ViewContainer, _super);
        function ViewContainer() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.state = {
                availableWidth: null,
            };
            _this.handleEl = function (el) {
                _this.el = el;
                setRef(_this.props.elRef, el);
                _this.updateAvailableWidth();
            };
            _this.handleResize = function () {
                _this.updateAvailableWidth();
            };
            return _this;
        }
        ViewContainer.prototype.render = function () {
            var _a = this, props = _a.props, state = _a.state;
            var aspectRatio = props.aspectRatio;
            var classNames = [
                &#039;fc-view-harness&#039;,
                (aspectRatio || props.liquid || props.height)
                    ? &#039;fc-view-harness-active&#039; // harness controls the height
                    : &#039;fc-view-harness-passive&#039;,
            ];
            var height = &#039;&#039;;
            var paddingBottom = &#039;&#039;;
            if (aspectRatio) {
                if (state.availableWidth !== null) {
                    height = state.availableWidth / aspectRatio;
                }
                else {
                    // while waiting to know availableWidth, we can&#039;t set height to *zero*
                    // because will cause lots of unnecessary scrollbars within scrollgrid.
                    // BETTER: don&#039;t start rendering ANYTHING yet until we know container width
                    // NOTE: why not always use paddingBottom? Causes height oscillation (issue 5606)
                    paddingBottom = (1 / aspectRatio) * 100 + &quot;%&quot;;
                }
            }
            else {
                height = props.height || &#039;&#039;;
            }
            return (createElement(&quot;div&quot;, { ref: this.handleEl, onClick: props.onClick, className: classNames.join(&#039; &#039;), style: { height: height, paddingBottom: paddingBottom } }, props.children));
        };
        ViewContainer.prototype.componentDidMount = function () {
            this.context.addResizeHandler(this.handleResize);
        };
        ViewContainer.prototype.componentWillUnmount = function () {
            this.context.removeResizeHandler(this.handleResize);
        };
        ViewContainer.prototype.updateAvailableWidth = function () {
            if (this.el &amp;&amp; // needed. but why?
                this.props.aspectRatio // aspectRatio is the only height setting that needs availableWidth
            ) {
                this.setState({ availableWidth: this.el.offsetWidth });
            }
        };
        return ViewContainer;
    }(BaseComponent));

    /*
    Detects when the user clicks on an event within a DateComponent
    */
    var EventClicking = /** @class */ (function (_super) {
        __extends(EventClicking, _super);
        function EventClicking(settings) {
            var _this = _super.call(this, settings) || this;
            _this.handleSegClick = function (ev, segEl) {
                var component = _this.component;
                var context = component.context;
                var seg = getElSeg(segEl);
                if (seg &amp;&amp; // might be the &lt;div&gt; surrounding the more link
                    component.isValidSegDownEl(ev.target)) {
                    // our way to simulate a link click for elements that can&#039;t be &lt;a&gt; tags
                    // grab before trigger fired in case trigger trashes DOM thru rerendering
                    var hasUrlContainer = elementClosest(ev.target, &#039;.fc-event-forced-url&#039;);
                    var url = hasUrlContainer ? hasUrlContainer.querySelector(&#039;a[href]&#039;).href : &#039;&#039;;
                    context.emitter.trigger(&#039;eventClick&#039;, {
                        el: segEl,
                        event: new EventApi(component.context, seg.eventRange.def, seg.eventRange.instance),
                        jsEvent: ev,
                        view: context.viewApi,
                    });
                    if (url &amp;&amp; !ev.defaultPrevented) {
                        window.location.href = url;
                    }
                }
            };
            _this.destroy = listenBySelector(settings.el, &#039;click&#039;, &#039;.fc-event&#039;, // on both fg and bg events
            _this.handleSegClick);
            return _this;
        }
        return EventClicking;
    }(Interaction));

    /*
    Triggers events and adds/removes core classNames when the user&#039;s pointer
    enters/leaves event-elements of a component.
    */
    var EventHovering = /** @class */ (function (_super) {
        __extends(EventHovering, _super);
        function EventHovering(settings) {
            var _this = _super.call(this, settings) || this;
            // for simulating an eventMouseLeave when the event el is destroyed while mouse is over it
            _this.handleEventElRemove = function (el) {
                if (el === _this.currentSegEl) {
                    _this.handleSegLeave(null, _this.currentSegEl);
                }
            };
            _this.handleSegEnter = function (ev, segEl) {
                if (getElSeg(segEl)) { // TODO: better way to make sure not hovering over more+ link or its wrapper
                    _this.currentSegEl = segEl;
                    _this.triggerEvent(&#039;eventMouseEnter&#039;, ev, segEl);
                }
            };
            _this.handleSegLeave = function (ev, segEl) {
                if (_this.currentSegEl) {
                    _this.currentSegEl = null;
                    _this.triggerEvent(&#039;eventMouseLeave&#039;, ev, segEl);
                }
            };
            _this.removeHoverListeners = listenToHoverBySelector(settings.el, &#039;.fc-event&#039;, // on both fg and bg events
            _this.handleSegEnter, _this.handleSegLeave);
            return _this;
        }
        EventHovering.prototype.destroy = function () {
            this.removeHoverListeners();
        };
        EventHovering.prototype.triggerEvent = function (publicEvName, ev, segEl) {
            var component = this.component;
            var context = component.context;
            var seg = getElSeg(segEl);
            if (!ev || component.isValidSegDownEl(ev.target)) {
                context.emitter.trigger(publicEvName, {
                    el: segEl,
                    event: new EventApi(context, seg.eventRange.def, seg.eventRange.instance),
                    jsEvent: ev,
                    view: context.viewApi,
                });
            }
        };
        return EventHovering;
    }(Interaction));

    var CalendarContent = /** @class */ (function (_super) {
        __extends(CalendarContent, _super);
        function CalendarContent() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.buildViewContext = memoize(buildViewContext);
            _this.buildViewPropTransformers = memoize(buildViewPropTransformers);
            _this.buildToolbarProps = memoize(buildToolbarProps);
            _this.handleNavLinkClick = buildDelegationHandler(&#039;a[data-navlink]&#039;, _this._handleNavLinkClick.bind(_this));
            _this.headerRef = createRef();
            _this.footerRef = createRef();
            _this.interactionsStore = {};
            // Component Registration
            // -----------------------------------------------------------------------------------------------------------------
            _this.registerInteractiveComponent = function (component, settingsInput) {
                var settings = parseInteractionSettings(component, settingsInput);
                var DEFAULT_INTERACTIONS = [
                    EventClicking,
                    EventHovering,
                ];
                var interactionClasses = DEFAULT_INTERACTIONS.concat(_this.props.pluginHooks.componentInteractions);
                var interactions = interactionClasses.map(function (TheInteractionClass) { return new TheInteractionClass(settings); });
                _this.interactionsStore[component.uid] = interactions;
                interactionSettingsStore[component.uid] = settings;
            };
            _this.unregisterInteractiveComponent = function (component) {
                for (var _i = 0, _a = _this.interactionsStore[component.uid]; _i &lt; _a.length; _i++) {
                    var listener = _a[_i];
                    listener.destroy();
                }
                delete _this.interactionsStore[component.uid];
                delete interactionSettingsStore[component.uid];
            };
            // Resizing
            // -----------------------------------------------------------------------------------------------------------------
            _this.resizeRunner = new DelayedRunner(function () {
                _this.props.emitter.trigger(&#039;_resize&#039;, true); // should window resizes be considered &quot;forced&quot; ?
                _this.props.emitter.trigger(&#039;windowResize&#039;, { view: _this.props.viewApi });
            });
            _this.handleWindowResize = function (ev) {
                var options = _this.props.options;
                if (options.handleWindowResize &amp;&amp;
                    ev.target === window // avoid jqui events
                ) {
                    _this.resizeRunner.request(options.windowResizeDelay);
                }
            };
            return _this;
        }
        /*
        renders INSIDE of an outer div
        */
        CalendarContent.prototype.render = function () {
            var props = this.props;
            var toolbarConfig = props.toolbarConfig, options = props.options;
            var toolbarProps = this.buildToolbarProps(props.viewSpec, props.dateProfile, props.dateProfileGenerator, props.currentDate, getNow(props.options.now, props.dateEnv), // TODO: use NowTimer????
            props.viewTitle);
            var viewVGrow = false;
            var viewHeight = &#039;&#039;;
            var viewAspectRatio;
            if (props.isHeightAuto || props.forPrint) {
                viewHeight = &#039;&#039;;
            }
            else if (options.height != null) {
                viewVGrow = true;
            }
            else if (options.contentHeight != null) {
                viewHeight = options.contentHeight;
            }
            else {
                viewAspectRatio = Math.max(options.aspectRatio, 0.5); // prevent from getting too tall
            }
            var viewContext = this.buildViewContext(props.viewSpec, props.viewApi, props.options, props.dateProfileGenerator, props.dateEnv, props.theme, props.pluginHooks, props.dispatch, props.getCurrentData, props.emitter, props.calendarApi, this.registerInteractiveComponent, this.unregisterInteractiveComponent);
            return (createElement(ViewContextType.Provider, { value: viewContext },
                toolbarConfig.headerToolbar &amp;&amp; (createElement(Toolbar, __assign({ ref: this.headerRef, extraClassName: &quot;fc-header-toolbar&quot;, model: toolbarConfig.headerToolbar }, toolbarProps))),
                createElement(ViewContainer, { liquid: viewVGrow, height: viewHeight, aspectRatio: viewAspectRatio, onClick: this.handleNavLinkClick },
                    this.renderView(props),
                    this.buildAppendContent()),
                toolbarConfig.footerToolbar &amp;&amp; (createElement(Toolbar, __assign({ ref: this.footerRef, extraClassName: &quot;fc-footer-toolbar&quot;, model: toolbarConfig.footerToolbar }, toolbarProps)))));
        };
        CalendarContent.prototype.componentDidMount = function () {
            var props = this.props;
            this.calendarInteractions = props.pluginHooks.calendarInteractions
                .map(function (CalendarInteractionClass) { return new CalendarInteractionClass(props); });
            window.addEventListener(&#039;resize&#039;, this.handleWindowResize);
            var propSetHandlers = props.pluginHooks.propSetHandlers;
            for (var propName in propSetHandlers) {
                propSetHandlers[propName](props[propName], props);
            }
        };
        CalendarContent.prototype.componentDidUpdate = function (prevProps) {
            var props = this.props;
            var propSetHandlers = props.pluginHooks.propSetHandlers;
            for (var propName in propSetHandlers) {
                if (props[propName] !== prevProps[propName]) {
                    propSetHandlers[propName](props[propName], props);
                }
            }
        };
        CalendarContent.prototype.componentWillUnmount = function () {
            window.removeEventListener(&#039;resize&#039;, this.handleWindowResize);
            this.resizeRunner.clear();
            for (var _i = 0, _a = this.calendarInteractions; _i &lt; _a.length; _i++) {
                var interaction = _a[_i];
                interaction.destroy();
            }
            this.props.emitter.trigger(&#039;_unmount&#039;);
        };
        CalendarContent.prototype._handleNavLinkClick = function (ev, anchorEl) {
            var _a = this.props, dateEnv = _a.dateEnv, options = _a.options, calendarApi = _a.calendarApi;
            var navLinkOptions = anchorEl.getAttribute(&#039;data-navlink&#039;);
            navLinkOptions = navLinkOptions ? JSON.parse(navLinkOptions) : {};
            var dateMarker = dateEnv.createMarker(navLinkOptions.date);
            var viewType = navLinkOptions.type;
            var customAction = viewType === &#039;day&#039; ? options.navLinkDayClick :
                viewType === &#039;week&#039; ? options.navLinkWeekClick : null;
            if (typeof customAction === &#039;function&#039;) {
                customAction.call(calendarApi, dateEnv.toDate(dateMarker), ev);
            }
            else {
                if (typeof customAction === &#039;string&#039;) {
                    viewType = customAction;
                }
                calendarApi.zoomTo(dateMarker, viewType);
            }
        };
        CalendarContent.prototype.buildAppendContent = function () {
            var props = this.props;
            var children = props.pluginHooks.viewContainerAppends.map(function (buildAppendContent) { return buildAppendContent(props); });
            return createElement.apply(void 0, __spreadArrays([Fragment, {}], children));
        };
        CalendarContent.prototype.renderView = function (props) {
            var pluginHooks = props.pluginHooks;
            var viewSpec = props.viewSpec;
            var viewProps = {
                dateProfile: props.dateProfile,
                businessHours: props.businessHours,
                eventStore: props.renderableEventStore,
                eventUiBases: props.eventUiBases,
                dateSelection: props.dateSelection,
                eventSelection: props.eventSelection,
                eventDrag: props.eventDrag,
                eventResize: props.eventResize,
                isHeightAuto: props.isHeightAuto,
                forPrint: props.forPrint,
            };
            var transformers = this.buildViewPropTransformers(pluginHooks.viewPropsTransformers);
            for (var _i = 0, transformers_1 = transformers; _i &lt; transformers_1.length; _i++) {
                var transformer = transformers_1[_i];
                __assign(viewProps, transformer.transform(viewProps, props));
            }
            var ViewComponent = viewSpec.component;
            return (createElement(ViewComponent, __assign({}, viewProps)));
        };
        return CalendarContent;
    }(PureComponent));
    function buildToolbarProps(viewSpec, dateProfile, dateProfileGenerator, currentDate, now, title) {
        // don&#039;t force any date-profiles to valid date profiles (the `false`) so that we can tell if it&#039;s invalid
        var todayInfo = dateProfileGenerator.build(now, undefined, false); // TODO: need `undefined` or else INFINITE LOOP for some reason
        var prevInfo = dateProfileGenerator.buildPrev(dateProfile, currentDate, false);
        var nextInfo = dateProfileGenerator.buildNext(dateProfile, currentDate, false);
        return {
            title: title,
            activeButton: viewSpec.type,
            isTodayEnabled: todayInfo.isValid &amp;&amp; !rangeContainsMarker(dateProfile.currentRange, now),
            isPrevEnabled: prevInfo.isValid,
            isNextEnabled: nextInfo.isValid,
        };
    }
    // Plugin
    // -----------------------------------------------------------------------------------------------------------------
    function buildViewPropTransformers(theClasses) {
        return theClasses.map(function (TheClass) { return new TheClass(); });
    }

    var CalendarRoot = /** @class */ (function (_super) {
        __extends(CalendarRoot, _super);
        function CalendarRoot() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.state = {
                forPrint: false,
            };
            _this.handleBeforePrint = function () {
                _this.setState({ forPrint: true });
            };
            _this.handleAfterPrint = function () {
                _this.setState({ forPrint: false });
            };
            return _this;
        }
        CalendarRoot.prototype.render = function () {
            var props = this.props;
            var options = props.options;
            var forPrint = this.state.forPrint;
            var isHeightAuto = forPrint || options.height === &#039;auto&#039; || options.contentHeight === &#039;auto&#039;;
            var height = (!isHeightAuto &amp;&amp; options.height != null) ? options.height : &#039;&#039;;
            var classNames = [
                &#039;fc&#039;,
                forPrint ? &#039;fc-media-print&#039; : &#039;fc-media-screen&#039;,
                &quot;fc-direction-&quot; + options.direction,
                props.theme.getClass(&#039;root&#039;),
            ];
            if (!getCanVGrowWithinCell()) {
                classNames.push(&#039;fc-liquid-hack&#039;);
            }
            return props.children(classNames, height, isHeightAuto, forPrint);
        };
        CalendarRoot.prototype.componentDidMount = function () {
            var emitter = this.props.emitter;
            emitter.on(&#039;_beforeprint&#039;, this.handleBeforePrint);
            emitter.on(&#039;_afterprint&#039;, this.handleAfterPrint);
        };
        CalendarRoot.prototype.componentWillUnmount = function () {
            var emitter = this.props.emitter;
            emitter.off(&#039;_beforeprint&#039;, this.handleBeforePrint);
            emitter.off(&#039;_afterprint&#039;, this.handleAfterPrint);
        };
        return CalendarRoot;
    }(BaseComponent));

    // Computes a default column header formatting string if `colFormat` is not explicitly defined
    function computeFallbackHeaderFormat(datesRepDistinctDays, dayCnt) {
        // if more than one week row, or if there are a lot of columns with not much space,
        // put just the day numbers will be in each cell
        if (!datesRepDistinctDays || dayCnt &gt; 10) {
            return createFormatter({ weekday: &#039;short&#039; }); // &quot;Sat&quot;
        }
        if (dayCnt &gt; 1) {
            return createFormatter({ weekday: &#039;short&#039;, month: &#039;numeric&#039;, day: &#039;numeric&#039;, omitCommas: true }); // &quot;Sat 11/12&quot;
        }
        return createFormatter({ weekday: &#039;long&#039; }); // &quot;Saturday&quot;
    }

    var CLASS_NAME = &#039;fc-col-header-cell&#039;; // do the cushion too? no
    function renderInner(hookProps) {
        return hookProps.text;
    }

    var TableDateCell = /** @class */ (function (_super) {
        __extends(TableDateCell, _super);
        function TableDateCell() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        TableDateCell.prototype.render = function () {
            var _a = this.context, dateEnv = _a.dateEnv, options = _a.options, theme = _a.theme, viewApi = _a.viewApi;
            var props = this.props;
            var date = props.date, dateProfile = props.dateProfile;
            var dayMeta = getDateMeta(date, props.todayRange, null, dateProfile);
            var classNames = [CLASS_NAME].concat(getDayClassNames(dayMeta, theme));
            var text = dateEnv.format(date, props.dayHeaderFormat);
            // if colCnt is 1, we are already in a day-view and don&#039;t need a navlink
            var navLinkAttrs = (options.navLinks &amp;&amp; !dayMeta.isDisabled &amp;&amp; props.colCnt &gt; 1)
                ? { &#039;data-navlink&#039;: buildNavLinkData(date), tabIndex: 0 }
                : {};
            var hookProps = __assign(__assign(__assign({ date: dateEnv.toDate(date), view: viewApi }, props.extraHookProps), { text: text }), dayMeta);
            return (createElement(RenderHook, { hookProps: hookProps, classNames: options.dayHeaderClassNames, content: options.dayHeaderContent, defaultContent: renderInner, didMount: options.dayHeaderDidMount, willUnmount: options.dayHeaderWillUnmount }, function (rootElRef, customClassNames, innerElRef, innerContent) { return (createElement(&quot;th&quot;, __assign({ ref: rootElRef, className: classNames.concat(customClassNames).join(&#039; &#039;), &quot;data-date&quot;: !dayMeta.isDisabled ? formatDayString(date) : undefined, colSpan: props.colSpan }, props.extraDataAttrs),
                createElement(&quot;div&quot;, { className: &quot;fc-scrollgrid-sync-inner&quot; }, !dayMeta.isDisabled &amp;&amp; (createElement(&quot;a&quot;, __assign({ ref: innerElRef, className: [
                        &#039;fc-col-header-cell-cushion&#039;,
                        props.isSticky ? &#039;fc-sticky&#039; : &#039;&#039;,
                    ].join(&#039; &#039;) }, navLinkAttrs), innerContent))))); }));
        };
        return TableDateCell;
    }(BaseComponent));

    var TableDowCell = /** @class */ (function (_super) {
        __extends(TableDowCell, _super);
        function TableDowCell() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        TableDowCell.prototype.render = function () {
            var props = this.props;
            var _a = this.context, dateEnv = _a.dateEnv, theme = _a.theme, viewApi = _a.viewApi, options = _a.options;
            var date = addDays(new Date(259200000), props.dow); // start with Sun, 04 Jan 1970 00:00:00 GMT
            var dateMeta = {
                dow: props.dow,
                isDisabled: false,
                isFuture: false,
                isPast: false,
                isToday: false,
                isOther: false,
            };
            var classNames = [CLASS_NAME].concat(getDayClassNames(dateMeta, theme), props.extraClassNames || []);
            var text = dateEnv.format(date, props.dayHeaderFormat);
            var hookProps = __assign(__assign(__assign(__assign({ // TODO: make this public?
                date: date }, dateMeta), { view: viewApi }), props.extraHookProps), { text: text });
            return (createElement(RenderHook, { hookProps: hookProps, classNames: options.dayHeaderClassNames, content: options.dayHeaderContent, defaultContent: renderInner, didMount: options.dayHeaderDidMount, willUnmount: options.dayHeaderWillUnmount }, function (rootElRef, customClassNames, innerElRef, innerContent) { return (createElement(&quot;th&quot;, __assign({ ref: rootElRef, className: classNames.concat(customClassNames).join(&#039; &#039;), colSpan: props.colSpan }, props.extraDataAttrs),
                createElement(&quot;div&quot;, { className: &quot;fc-scrollgrid-sync-inner&quot; },
                    createElement(&quot;a&quot;, { className: [
                            &#039;fc-col-header-cell-cushion&#039;,
                            props.isSticky ? &#039;fc-sticky&#039; : &#039;&#039;,
                        ].join(&#039; &#039;), ref: innerElRef }, innerContent)))); }));
        };
        return TableDowCell;
    }(BaseComponent));

    var NowTimer = /** @class */ (function (_super) {
        __extends(NowTimer, _super);
        function NowTimer(props, context) {
            var _this = _super.call(this, props, context) || this;
            _this.initialNowDate = getNow(context.options.now, context.dateEnv);
            _this.initialNowQueriedMs = new Date().valueOf();
            _this.state = _this.computeTiming().currentState;
            return _this;
        }
        NowTimer.prototype.render = function () {
            var _a = this, props = _a.props, state = _a.state;
            return props.children(state.nowDate, state.todayRange);
        };
        NowTimer.prototype.componentDidMount = function () {
            this.setTimeout();
        };
        NowTimer.prototype.componentDidUpdate = function (prevProps) {
            if (prevProps.unit !== this.props.unit) {
                this.clearTimeout();
                this.setTimeout();
            }
        };
        NowTimer.prototype.componentWillUnmount = function () {
            this.clearTimeout();
        };
        NowTimer.prototype.computeTiming = function () {
            var _a = this, props = _a.props, context = _a.context;
            var unroundedNow = addMs(this.initialNowDate, new Date().valueOf() - this.initialNowQueriedMs);
            var currentUnitStart = context.dateEnv.startOf(unroundedNow, props.unit);
            var nextUnitStart = context.dateEnv.add(currentUnitStart, createDuration(1, props.unit));
            var waitMs = nextUnitStart.valueOf() - unroundedNow.valueOf();
            // there is a max setTimeout ms value (https://stackoverflow.com/a/3468650/96342)
            // ensure no longer than a day
            waitMs = Math.min(1000 * 60 * 60 * 24, waitMs);
            return {
                currentState: { nowDate: currentUnitStart, todayRange: buildDayRange(currentUnitStart) },
                nextState: { nowDate: nextUnitStart, todayRange: buildDayRange(nextUnitStart) },
                waitMs: waitMs,
            };
        };
        NowTimer.prototype.setTimeout = function () {
            var _this = this;
            var _a = this.computeTiming(), nextState = _a.nextState, waitMs = _a.waitMs;
            this.timeoutId = setTimeout(function () {
                _this.setState(nextState, function () {
                    _this.setTimeout();
                });
            }, waitMs);
        };
        NowTimer.prototype.clearTimeout = function () {
            if (this.timeoutId) {
                clearTimeout(this.timeoutId);
            }
        };
        NowTimer.contextType = ViewContextType;
        return NowTimer;
    }(Component));
    function buildDayRange(date) {
        var start = startOfDay(date);
        var end = addDays(start, 1);
        return { start: start, end: end };
    }

    var DayHeader = /** @class */ (function (_super) {
        __extends(DayHeader, _super);
        function DayHeader() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.createDayHeaderFormatter = memoize(createDayHeaderFormatter);
            return _this;
        }
        DayHeader.prototype.render = function () {
            var context = this.context;
            var _a = this.props, dates = _a.dates, dateProfile = _a.dateProfile, datesRepDistinctDays = _a.datesRepDistinctDays, renderIntro = _a.renderIntro;
            var dayHeaderFormat = this.createDayHeaderFormatter(context.options.dayHeaderFormat, datesRepDistinctDays, dates.length);
            return (createElement(NowTimer, { unit: &quot;day&quot; }, function (nowDate, todayRange) { return (createElement(&quot;tr&quot;, null,
                renderIntro &amp;&amp; renderIntro(&#039;day&#039;),
                dates.map(function (date) { return (datesRepDistinctDays ? (createElement(TableDateCell, { key: date.toISOString(), date: date, dateProfile: dateProfile, todayRange: todayRange, colCnt: dates.length, dayHeaderFormat: dayHeaderFormat })) : (createElement(TableDowCell, { key: date.getUTCDay(), dow: date.getUTCDay(), dayHeaderFormat: dayHeaderFormat }))); }))); }));
        };
        return DayHeader;
    }(BaseComponent));
    function createDayHeaderFormatter(explicitFormat, datesRepDistinctDays, dateCnt) {
        return explicitFormat || computeFallbackHeaderFormat(datesRepDistinctDays, dateCnt);
    }

    var DaySeriesModel = /** @class */ (function () {
        function DaySeriesModel(range, dateProfileGenerator) {
            var date = range.start;
            var end = range.end;
            var indices = [];
            var dates = [];
            var dayIndex = -1;
            while (date &lt; end) { // loop each day from start to end
                if (dateProfileGenerator.isHiddenDay(date)) {
                    indices.push(dayIndex + 0.5); // mark that it&#039;s between indices
                }
                else {
                    dayIndex += 1;
                    indices.push(dayIndex);
                    dates.push(date);
                }
                date = addDays(date, 1);
            }
            this.dates = dates;
            this.indices = indices;
            this.cnt = dates.length;
        }
        DaySeriesModel.prototype.sliceRange = function (range) {
            var firstIndex = this.getDateDayIndex(range.start); // inclusive first index
            var lastIndex = this.getDateDayIndex(addDays(range.end, -1)); // inclusive last index
            var clippedFirstIndex = Math.max(0, firstIndex);
            var clippedLastIndex = Math.min(this.cnt - 1, lastIndex);
            // deal with in-between indices
            clippedFirstIndex = Math.ceil(clippedFirstIndex); // in-between starts round to next cell
            clippedLastIndex = Math.floor(clippedLastIndex); // in-between ends round to prev cell
            if (clippedFirstIndex &lt;= clippedLastIndex) {
                return {
                    firstIndex: clippedFirstIndex,
                    lastIndex: clippedLastIndex,
                    isStart: firstIndex === clippedFirstIndex,
                    isEnd: lastIndex === clippedLastIndex,
                };
            }
            return null;
        };
        // Given a date, returns its chronolocial cell-index from the first cell of the grid.
        // If the date lies between cells (because of hiddenDays), returns a floating-point value between offsets.
        // If before the first offset, returns a negative number.
        // If after the last offset, returns an offset past the last cell offset.
        // Only works for *start* dates of cells. Will not work for exclusive end dates for cells.
        DaySeriesModel.prototype.getDateDayIndex = function (date) {
            var indices = this.indices;
            var dayOffset = Math.floor(diffDays(this.dates[0], date));
            if (dayOffset &lt; 0) {
                return indices[0] - 1;
            }
            if (dayOffset &gt;= indices.length) {
                return indices[indices.length - 1] + 1;
            }
            return indices[dayOffset];
        };
        return DaySeriesModel;
    }());

    var DayTableModel = /** @class */ (function () {
        function DayTableModel(daySeries, breakOnWeeks) {
            var dates = daySeries.dates;
            var daysPerRow;
            var firstDay;
            var rowCnt;
            if (breakOnWeeks) {
                // count columns until the day-of-week repeats
                firstDay = dates[0].getUTCDay();
                for (daysPerRow = 1; daysPerRow &lt; dates.length; daysPerRow += 1) {
                    if (dates[daysPerRow].getUTCDay() === firstDay) {
                        break;
                    }
                }
                rowCnt = Math.ceil(dates.length / daysPerRow);
            }
            else {
                rowCnt = 1;
                daysPerRow = dates.length;
            }
            this.rowCnt = rowCnt;
            this.colCnt = daysPerRow;
            this.daySeries = daySeries;
            this.cells = this.buildCells();
            this.headerDates = this.buildHeaderDates();
        }
        DayTableModel.prototype.buildCells = function () {
            var rows = [];
            for (var row = 0; row &lt; this.rowCnt; row += 1) {
                var cells = [];
                for (var col = 0; col &lt; this.colCnt; col += 1) {
                    cells.push(this.buildCell(row, col));
                }
                rows.push(cells);
            }
            return rows;
        };
        DayTableModel.prototype.buildCell = function (row, col) {
            var date = this.daySeries.dates[row * this.colCnt + col];
            return {
                key: date.toISOString(),
                date: date,
            };
        };
        DayTableModel.prototype.buildHeaderDates = function () {
            var dates = [];
            for (var col = 0; col &lt; this.colCnt; col += 1) {
                dates.push(this.cells[0][col].date);
            }
            return dates;
        };
        DayTableModel.prototype.sliceRange = function (range) {
            var colCnt = this.colCnt;
            var seriesSeg = this.daySeries.sliceRange(range);
            var segs = [];
            if (seriesSeg) {
                var firstIndex = seriesSeg.firstIndex, lastIndex = seriesSeg.lastIndex;
                var index = firstIndex;
                while (index &lt;= lastIndex) {
                    var row = Math.floor(index / colCnt);
                    var nextIndex = Math.min((row + 1) * colCnt, lastIndex + 1);
                    segs.push({
                        row: row,
                        firstCol: index % colCnt,
                        lastCol: (nextIndex - 1) % colCnt,
                        isStart: seriesSeg.isStart &amp;&amp; index === firstIndex,
                        isEnd: seriesSeg.isEnd &amp;&amp; (nextIndex - 1) === lastIndex,
                    });
                    index = nextIndex;
                }
            }
            return segs;
        };
        return DayTableModel;
    }());

    var Slicer = /** @class */ (function () {
        function Slicer() {
            this.sliceBusinessHours = memoize(this._sliceBusinessHours);
            this.sliceDateSelection = memoize(this._sliceDateSpan);
            this.sliceEventStore = memoize(this._sliceEventStore);
            this.sliceEventDrag = memoize(this._sliceInteraction);
            this.sliceEventResize = memoize(this._sliceInteraction);
            this.forceDayIfListItem = false; // hack
        }
        Slicer.prototype.sliceProps = function (props, dateProfile, nextDayThreshold, context) {
            var extraArgs = [];
            for (var _i = 4; _i &lt; arguments.length; _i++) {
                extraArgs[_i - 4] = arguments[_i];
            }
            var eventUiBases = props.eventUiBases;
            var eventSegs = this.sliceEventStore.apply(this, __spreadArrays([props.eventStore, eventUiBases, dateProfile, nextDayThreshold], extraArgs));
            return {
                dateSelectionSegs: this.sliceDateSelection.apply(this, __spreadArrays([props.dateSelection, eventUiBases, context], extraArgs)),
                businessHourSegs: this.sliceBusinessHours.apply(this, __spreadArrays([props.businessHours, dateProfile, nextDayThreshold, context], extraArgs)),
                fgEventSegs: eventSegs.fg,
                bgEventSegs: eventSegs.bg,
                eventDrag: this.sliceEventDrag.apply(this, __spreadArrays([props.eventDrag, eventUiBases, dateProfile, nextDayThreshold], extraArgs)),
                eventResize: this.sliceEventResize.apply(this, __spreadArrays([props.eventResize, eventUiBases, dateProfile, nextDayThreshold], extraArgs)),
                eventSelection: props.eventSelection,
            }; // TODO: give interactionSegs?
        };
        Slicer.prototype.sliceNowDate = function (// does not memoize
        date, context) {
            var extraArgs = [];
            for (var _i = 2; _i &lt; arguments.length; _i++) {
                extraArgs[_i - 2] = arguments[_i];
            }
            return this._sliceDateSpan.apply(this, __spreadArrays([{ range: { start: date, end: addMs(date, 1) }, allDay: false },
                {},
                context], extraArgs));
        };
        Slicer.prototype._sliceBusinessHours = function (businessHours, dateProfile, nextDayThreshold, context) {
            var extraArgs = [];
            for (var _i = 4; _i &lt; arguments.length; _i++) {
                extraArgs[_i - 4] = arguments[_i];
            }
            if (!businessHours) {
                return [];
            }
            return this._sliceEventStore.apply(this, __spreadArrays([expandRecurring(businessHours, computeActiveRange(dateProfile, Boolean(nextDayThreshold)), context),
                {},
                dateProfile,
                nextDayThreshold], extraArgs)).bg;
        };
        Slicer.prototype._sliceEventStore = function (eventStore, eventUiBases, dateProfile, nextDayThreshold) {
            var extraArgs = [];
            for (var _i = 4; _i &lt; arguments.length; _i++) {
                extraArgs[_i - 4] = arguments[_i];
            }
            if (eventStore) {
                var rangeRes = sliceEventStore(eventStore, eventUiBases, computeActiveRange(dateProfile, Boolean(nextDayThreshold)), nextDayThreshold);
                return {
                    bg: this.sliceEventRanges(rangeRes.bg, extraArgs),
                    fg: this.sliceEventRanges(rangeRes.fg, extraArgs),
                };
            }
            return { bg: [], fg: [] };
        };
        Slicer.prototype._sliceInteraction = function (interaction, eventUiBases, dateProfile, nextDayThreshold) {
            var extraArgs = [];
            for (var _i = 4; _i &lt; arguments.length; _i++) {
                extraArgs[_i - 4] = arguments[_i];
            }
            if (!interaction) {
                return null;
            }
            var rangeRes = sliceEventStore(interaction.mutatedEvents, eventUiBases, computeActiveRange(dateProfile, Boolean(nextDayThreshold)), nextDayThreshold);
            return {
                segs: this.sliceEventRanges(rangeRes.fg, extraArgs),
                affectedInstances: interaction.affectedEvents.instances,
                isEvent: interaction.isEvent,
            };
        };
        Slicer.prototype._sliceDateSpan = function (dateSpan, eventUiBases, context) {
            var extraArgs = [];
            for (var _i = 3; _i &lt; arguments.length; _i++) {
                extraArgs[_i - 3] = arguments[_i];
            }
            if (!dateSpan) {
                return [];
            }
            var eventRange = fabricateEventRange(dateSpan, eventUiBases, context);
            var segs = this.sliceRange.apply(this, __spreadArrays([dateSpan.range], extraArgs));
            for (var _a = 0, segs_1 = segs; _a &lt; segs_1.length; _a++) {
                var seg = segs_1[_a];
                seg.eventRange = eventRange;
            }
            return segs;
        };
        /*
        &quot;complete&quot; seg means it has component and eventRange
        */
        Slicer.prototype.sliceEventRanges = function (eventRanges, extraArgs) {
            var segs = [];
            for (var _i = 0, eventRanges_1 = eventRanges; _i &lt; eventRanges_1.length; _i++) {
                var eventRange = eventRanges_1[_i];
                segs.push.apply(segs, this.sliceEventRange(eventRange, extraArgs));
            }
            return segs;
        };
        /*
        &quot;complete&quot; seg means it has component and eventRange
        */
        Slicer.prototype.sliceEventRange = function (eventRange, extraArgs) {
            var dateRange = eventRange.range;
            // hack to make multi-day events that are being force-displayed as list-items to take up only one day
            if (this.forceDayIfListItem &amp;&amp; eventRange.ui.display === &#039;list-item&#039;) {
                dateRange = {
                    start: dateRange.start,
                    end: addDays(dateRange.start, 1),
                };
            }
            var segs = this.sliceRange.apply(this, __spreadArrays([dateRange], extraArgs));
            for (var _i = 0, segs_2 = segs; _i &lt; segs_2.length; _i++) {
                var seg = segs_2[_i];
                seg.eventRange = eventRange;
                seg.isStart = eventRange.isStart &amp;&amp; seg.isStart;
                seg.isEnd = eventRange.isEnd &amp;&amp; seg.isEnd;
            }
            return segs;
        };
        return Slicer;
    }());
    /*
    for incorporating slotMinTime/slotMaxTime if appropriate
    TODO: should be part of DateProfile!
    TimelineDateProfile already does this btw
    */
    function computeActiveRange(dateProfile, isComponentAllDay) {
        var range = dateProfile.activeRange;
        if (isComponentAllDay) {
            return range;
        }
        return {
            start: addMs(range.start, dateProfile.slotMinTime.milliseconds),
            end: addMs(range.end, dateProfile.slotMaxTime.milliseconds - 864e5),
        };
    }

    var VISIBLE_HIDDEN_RE = /^(visible|hidden)$/;
    var Scroller = /** @class */ (function (_super) {
        __extends(Scroller, _super);
        function Scroller() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.handleEl = function (el) {
                _this.el = el;
                setRef(_this.props.elRef, el);
            };
            return _this;
        }
        Scroller.prototype.render = function () {
            var props = this.props;
            var liquid = props.liquid, liquidIsAbsolute = props.liquidIsAbsolute;
            var isAbsolute = liquid &amp;&amp; liquidIsAbsolute;
            var className = [&#039;fc-scroller&#039;];
            if (liquid) {
                if (liquidIsAbsolute) {
                    className.push(&#039;fc-scroller-liquid-absolute&#039;);
                }
                else {
                    className.push(&#039;fc-scroller-liquid&#039;);
                }
            }
            return (createElement(&quot;div&quot;, { ref: this.handleEl, className: className.join(&#039; &#039;), style: {
                    overflowX: props.overflowX,
                    overflowY: props.overflowY,
                    left: (isAbsolute &amp;&amp; -(props.overcomeLeft || 0)) || &#039;&#039;,
                    right: (isAbsolute &amp;&amp; -(props.overcomeRight || 0)) || &#039;&#039;,
                    bottom: (isAbsolute &amp;&amp; -(props.overcomeBottom || 0)) || &#039;&#039;,
                    marginLeft: (!isAbsolute &amp;&amp; -(props.overcomeLeft || 0)) || &#039;&#039;,
                    marginRight: (!isAbsolute &amp;&amp; -(props.overcomeRight || 0)) || &#039;&#039;,
                    marginBottom: (!isAbsolute &amp;&amp; -(props.overcomeBottom || 0)) || &#039;&#039;,
                    maxHeight: props.maxHeight || &#039;&#039;,
                } }, props.children));
        };
        Scroller.prototype.needsXScrolling = function () {
            if (VISIBLE_HIDDEN_RE.test(this.props.overflowX)) {
                return false;
            }
            // testing scrollWidth&gt;clientWidth is unreliable cross-browser when pixel heights aren&#039;t integers.
            // much more reliable to see if children are taller than the scroller, even tho doesn&#039;t account for
            // inner-child margins and absolute positioning
            var el = this.el;
            var realClientWidth = this.el.getBoundingClientRect().width - this.getYScrollbarWidth();
            var children = el.children;
            for (var i = 0; i &lt; children.length; i += 1) {
                var childEl = children[i];
                if (childEl.getBoundingClientRect().width &gt; realClientWidth) {
                    return true;
                }
            }
            return false;
        };
        Scroller.prototype.needsYScrolling = function () {
            if (VISIBLE_HIDDEN_RE.test(this.props.overflowY)) {
                return false;
            }
            // testing scrollHeight&gt;clientHeight is unreliable cross-browser when pixel heights aren&#039;t integers.
            // much more reliable to see if children are taller than the scroller, even tho doesn&#039;t account for
            // inner-child margins and absolute positioning
            var el = this.el;
            var realClientHeight = this.el.getBoundingClientRect().height - this.getXScrollbarWidth();
            var children = el.children;
            for (var i = 0; i &lt; children.length; i += 1) {
                var childEl = children[i];
                if (childEl.getBoundingClientRect().height &gt; realClientHeight) {
                    return true;
                }
            }
            return false;
        };
        Scroller.prototype.getXScrollbarWidth = function () {
            if (VISIBLE_HIDDEN_RE.test(this.props.overflowX)) {
                return 0;
            }
            return this.el.offsetHeight - this.el.clientHeight; // only works because we guarantee no borders. TODO: add to CSS with important?
        };
        Scroller.prototype.getYScrollbarWidth = function () {
            if (VISIBLE_HIDDEN_RE.test(this.props.overflowY)) {
                return 0;
            }
            return this.el.offsetWidth - this.el.clientWidth; // only works because we guarantee no borders. TODO: add to CSS with important?
        };
        return Scroller;
    }(BaseComponent));

    /*
    TODO: somehow infer OtherArgs from masterCallback?
    TODO: infer RefType from masterCallback if provided
    */
    var RefMap = /** @class */ (function () {
        function RefMap(masterCallback) {
            var _this = this;
            this.masterCallback = masterCallback;
            this.currentMap = {};
            this.depths = {};
            this.callbackMap = {};
            this.handleValue = function (val, key) {
                var _a = _this, depths = _a.depths, currentMap = _a.currentMap;
                var removed = false;
                var added = false;
                if (val !== null) {
                    // for bug... ACTUALLY: can probably do away with this now that callers don&#039;t share numeric indices anymore
                    removed = (key in currentMap);
                    currentMap[key] = val;
                    depths[key] = (depths[key] || 0) + 1;
                    added = true;
                }
                else {
                    depths[key] -= 1;
                    if (!depths[key]) {
                        delete currentMap[key];
                        delete _this.callbackMap[key];
                        removed = true;
                    }
                }
                if (_this.masterCallback) {
                    if (removed) {
                        _this.masterCallback(null, String(key));
                    }
                    if (added) {
                        _this.masterCallback(val, String(key));
                    }
                }
            };
        }
        RefMap.prototype.createRef = function (key) {
            var _this = this;
            var refCallback = this.callbackMap[key];
            if (!refCallback) {
                refCallback = this.callbackMap[key] = function (val) {
                    _this.handleValue(val, String(key));
                };
            }
            return refCallback;
        };
        // TODO: check callers that don&#039;t care about order. should use getAll instead
        // NOTE: this method has become less valuable now that we are encouraged to map order by some other index
        // TODO: provide ONE array-export function, buildArray, which fails on non-numeric indexes. caller can manipulate and &quot;collect&quot;
        RefMap.prototype.collect = function (startIndex, endIndex, step) {
            return collectFromHash(this.currentMap, startIndex, endIndex, step);
        };
        RefMap.prototype.getAll = function () {
            return hashValuesToArray(this.currentMap);
        };
        return RefMap;
    }());

    function computeShrinkWidth(chunkEls) {
        var shrinkCells = findElements(chunkEls, &#039;.fc-scrollgrid-shrink&#039;);
        var largestWidth = 0;
        for (var _i = 0, shrinkCells_1 = shrinkCells; _i &lt; shrinkCells_1.length; _i++) {
            var shrinkCell = shrinkCells_1[_i];
            largestWidth = Math.max(largestWidth, computeSmallestCellWidth(shrinkCell));
        }
        return Math.ceil(largestWidth); // &lt;table&gt; elements work best with integers. round up to ensure contents fits
    }
    function getSectionHasLiquidHeight(props, sectionConfig) {
        return props.liquid &amp;&amp; sectionConfig.liquid; // does the section do liquid-height? (need to have whole scrollgrid liquid-height as well)
    }
    function getAllowYScrolling(props, sectionConfig) {
        return sectionConfig.maxHeight != null || // if its possible for the height to max out, we might need scrollbars
            getSectionHasLiquidHeight(props, sectionConfig); // if the section is liquid height, it might condense enough to require scrollbars
    }
    // TODO: ONLY use `arg`. force out internal function to use same API
    function renderChunkContent(sectionConfig, chunkConfig, arg) {
        var expandRows = arg.expandRows;
        var content = typeof chunkConfig.content === &#039;function&#039; ?
            chunkConfig.content(arg) :
            createElement(&#039;table&#039;, {
                className: [
                    chunkConfig.tableClassName,
                    sectionConfig.syncRowHeights ? &#039;fc-scrollgrid-sync-table&#039; : &#039;&#039;,
                ].join(&#039; &#039;),
                style: {
                    minWidth: arg.tableMinWidth,
                    width: arg.clientWidth,
                    height: expandRows ? arg.clientHeight : &#039;&#039;,
                },
            }, arg.tableColGroupNode, createElement(&#039;tbody&#039;, {}, typeof chunkConfig.rowContent === &#039;function&#039; ? chunkConfig.rowContent(arg) : chunkConfig.rowContent));
        return content;
    }
    function isColPropsEqual(cols0, cols1) {
        return isArraysEqual(cols0, cols1, isPropsEqual);
    }
    function renderMicroColGroup(cols, shrinkWidth) {
        var colNodes = [];
        /*
        for ColProps with spans, it would have been great to make a single &lt;col span=&quot;&quot;&gt;
        HOWEVER, Chrome was getting messing up distributing the width to &lt;td&gt;/&lt;th&gt; elements with colspans.
        SOLUTION: making individual &lt;col&gt; elements makes Chrome behave.
        */
        for (var _i = 0, cols_1 = cols; _i &lt; cols_1.length; _i++) {
            var colProps = cols_1[_i];
            var span = colProps.span || 1;
            for (var i = 0; i &lt; span; i += 1) {
                colNodes.push(createElement(&quot;col&quot;, { style: {
                        width: colProps.width === &#039;shrink&#039; ? sanitizeShrinkWidth(shrinkWidth) : (colProps.width || &#039;&#039;),
                        minWidth: colProps.minWidth || &#039;&#039;,
                    } }));
            }
        }
        return createElement.apply(void 0, __spreadArrays([&#039;colgroup&#039;, {}], colNodes));
    }
    function sanitizeShrinkWidth(shrinkWidth) {
        /* why 4? if we do 0, it will kill any border, which are needed for computeSmallestCellWidth
        4 accounts for 2 2-pixel borders. TODO: better solution? */
        return shrinkWidth == null ? 4 : shrinkWidth;
    }
    function hasShrinkWidth(cols) {
        for (var _i = 0, cols_2 = cols; _i &lt; cols_2.length; _i++) {
            var col = cols_2[_i];
            if (col.width === &#039;shrink&#039;) {
                return true;
            }
        }
        return false;
    }
    function getScrollGridClassNames(liquid, context) {
        var classNames = [
            &#039;fc-scrollgrid&#039;,
            context.theme.getClass(&#039;table&#039;),
        ];
        if (liquid) {
            classNames.push(&#039;fc-scrollgrid-liquid&#039;);
        }
        return classNames;
    }
    function getSectionClassNames(sectionConfig, wholeTableVGrow) {
        var classNames = [
            &#039;fc-scrollgrid-section&#039;,
            &quot;fc-scrollgrid-section-&quot; + sectionConfig.type,
            sectionConfig.className,
        ];
        if (wholeTableVGrow &amp;&amp; sectionConfig.liquid &amp;&amp; sectionConfig.maxHeight == null) {
            classNames.push(&#039;fc-scrollgrid-section-liquid&#039;);
        }
        if (sectionConfig.isSticky) {
            classNames.push(&#039;fc-scrollgrid-section-sticky&#039;);
        }
        return classNames;
    }
    function renderScrollShim(arg) {
        return (createElement(&quot;div&quot;, { className: &quot;fc-scrollgrid-sticky-shim&quot;, style: {
                width: arg.clientWidth,
                minWidth: arg.tableMinWidth,
            } }));
    }
    function getStickyHeaderDates(options) {
        var stickyHeaderDates = options.stickyHeaderDates;
        if (stickyHeaderDates == null || stickyHeaderDates === &#039;auto&#039;) {
            stickyHeaderDates = options.height === &#039;auto&#039; || options.viewHeight === &#039;auto&#039;;
        }
        return stickyHeaderDates;
    }
    function getStickyFooterScrollbar(options) {
        var stickyFooterScrollbar = options.stickyFooterScrollbar;
        if (stickyFooterScrollbar == null || stickyFooterScrollbar === &#039;auto&#039;) {
            stickyFooterScrollbar = options.height === &#039;auto&#039; || options.viewHeight === &#039;auto&#039;;
        }
        return stickyFooterScrollbar;
    }

    var SimpleScrollGrid = /** @class */ (function (_super) {
        __extends(SimpleScrollGrid, _super);
        function SimpleScrollGrid() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.processCols = memoize(function (a) { return a; }, isColPropsEqual); // so we get same `cols` props every time
            // yucky to memoize VNodes, but much more efficient for consumers
            _this.renderMicroColGroup = memoize(renderMicroColGroup);
            _this.scrollerRefs = new RefMap();
            _this.scrollerElRefs = new RefMap(_this._handleScrollerEl.bind(_this));
            _this.state = {
                shrinkWidth: null,
                forceYScrollbars: false,
                scrollerClientWidths: {},
                scrollerClientHeights: {},
            };
            // TODO: can do a really simple print-view. dont need to join rows
            _this.handleSizing = function () {
                _this.setState(__assign({ shrinkWidth: _this.computeShrinkWidth() }, _this.computeScrollerDims()));
            };
            return _this;
        }
        SimpleScrollGrid.prototype.render = function () {
            var _a = this, props = _a.props, state = _a.state, context = _a.context;
            var sectionConfigs = props.sections || [];
            var cols = this.processCols(props.cols);
            var microColGroupNode = this.renderMicroColGroup(cols, state.shrinkWidth);
            var classNames = getScrollGridClassNames(props.liquid, context);
            // TODO: make DRY
            var configCnt = sectionConfigs.length;
            var configI = 0;
            var currentConfig;
            var headSectionNodes = [];
            var bodySectionNodes = [];
            var footSectionNodes = [];
            while (configI &lt; configCnt &amp;&amp; (currentConfig = sectionConfigs[configI]).type === &#039;header&#039;) {
                headSectionNodes.push(this.renderSection(currentConfig, microColGroupNode));
                configI += 1;
            }
            while (configI &lt; configCnt &amp;&amp; (currentConfig = sectionConfigs[configI]).type === &#039;body&#039;) {
                bodySectionNodes.push(this.renderSection(currentConfig, microColGroupNode));
                configI += 1;
            }
            while (configI &lt; configCnt &amp;&amp; (currentConfig = sectionConfigs[configI]).type === &#039;footer&#039;) {
                footSectionNodes.push(this.renderSection(currentConfig, microColGroupNode));
                configI += 1;
            }
            // firefox bug: when setting height on table and there is a thead or tfoot,
            // the necessary height:100% on the liquid-height body section forces the *whole* table to be taller. (bug #5524)
            // use getCanVGrowWithinCell as a way to detect table-stupid firefox.
            // if so, use a simpler dom structure, jam everything into a lone tbody.
            var isBuggy = !getCanVGrowWithinCell();
            return createElement(&#039;table&#039;, {
                className: classNames.join(&#039; &#039;),
                style: { height: props.height },
            }, Boolean(!isBuggy &amp;&amp; headSectionNodes.length) &amp;&amp; createElement.apply(void 0, __spreadArrays([&#039;thead&#039;, {}], headSectionNodes)), Boolean(!isBuggy &amp;&amp; bodySectionNodes.length) &amp;&amp; createElement.apply(void 0, __spreadArrays([&#039;tbody&#039;, {}], bodySectionNodes)), Boolean(!isBuggy &amp;&amp; footSectionNodes.length) &amp;&amp; createElement.apply(void 0, __spreadArrays([&#039;tfoot&#039;, {}], footSectionNodes)), isBuggy &amp;&amp; createElement.apply(void 0, __spreadArrays([&#039;tbody&#039;, {}], headSectionNodes, bodySectionNodes, footSectionNodes)));
        };
        SimpleScrollGrid.prototype.renderSection = function (sectionConfig, microColGroupNode) {
            if (&#039;outerContent&#039; in sectionConfig) {
                return (createElement(Fragment, { key: sectionConfig.key }, sectionConfig.outerContent));
            }
            return (createElement(&quot;tr&quot;, { key: sectionConfig.key, className: getSectionClassNames(sectionConfig, this.props.liquid).join(&#039; &#039;) }, this.renderChunkTd(sectionConfig, microColGroupNode, sectionConfig.chunk)));
        };
        SimpleScrollGrid.prototype.renderChunkTd = function (sectionConfig, microColGroupNode, chunkConfig) {
            if (&#039;outerContent&#039; in chunkConfig) {
                return chunkConfig.outerContent;
            }
            var props = this.props;
            var _a = this.state, forceYScrollbars = _a.forceYScrollbars, scrollerClientWidths = _a.scrollerClientWidths, scrollerClientHeights = _a.scrollerClientHeights;
            var needsYScrolling = getAllowYScrolling(props, sectionConfig); // TODO: do lazily. do in section config?
            var isLiquid = getSectionHasLiquidHeight(props, sectionConfig);
            // for `!props.liquid` - is WHOLE scrollgrid natural height?
            // TODO: do same thing in advanced scrollgrid? prolly not b/c always has horizontal scrollbars
            var overflowY = !props.liquid ? &#039;visible&#039; :
                forceYScrollbars ? &#039;scroll&#039; :
                    !needsYScrolling ? &#039;hidden&#039; :
                        &#039;auto&#039;;
            var sectionKey = sectionConfig.key;
            var content = renderChunkContent(sectionConfig, chunkConfig, {
                tableColGroupNode: microColGroupNode,
                tableMinWidth: &#039;&#039;,
                clientWidth: scrollerClientWidths[sectionKey] !== undefined ? scrollerClientWidths[sectionKey] : null,
                clientHeight: scrollerClientHeights[sectionKey] !== undefined ? scrollerClientHeights[sectionKey] : null,
                expandRows: sectionConfig.expandRows,
                syncRowHeights: false,
                rowSyncHeights: [],
                reportRowHeightChange: function () { },
            });
            return (createElement(&quot;td&quot;, { ref: chunkConfig.elRef },
                createElement(&quot;div&quot;, { className: &quot;fc-scroller-harness&quot; + (isLiquid ? &#039; fc-scroller-harness-liquid&#039; : &#039;&#039;) },
                    createElement(Scroller, { ref: this.scrollerRefs.createRef(sectionKey), elRef: this.scrollerElRefs.createRef(sectionKey), overflowY: overflowY, overflowX: !props.liquid ? &#039;visible&#039; : &#039;hidden&#039; /* natural height? */, maxHeight: sectionConfig.maxHeight, liquid: isLiquid, liquidIsAbsolute // because its within a harness
                        : true }, content))));
        };
        SimpleScrollGrid.prototype._handleScrollerEl = function (scrollerEl, key) {
            var section = getSectionByKey(this.props.sections, key);
            if (section) {
                setRef(section.chunk.scrollerElRef, scrollerEl);
            }
        };
        SimpleScrollGrid.prototype.componentDidMount = function () {
            this.handleSizing();
            this.context.addResizeHandler(this.handleSizing);
        };
        SimpleScrollGrid.prototype.componentDidUpdate = function () {
            // TODO: need better solution when state contains non-sizing things
            this.handleSizing();
        };
        SimpleScrollGrid.prototype.componentWillUnmount = function () {
            this.context.removeResizeHandler(this.handleSizing);
        };
        SimpleScrollGrid.prototype.computeShrinkWidth = function () {
            return hasShrinkWidth(this.props.cols)
                ? computeShrinkWidth(this.scrollerElRefs.getAll())
                : 0;
        };
        SimpleScrollGrid.prototype.computeScrollerDims = function () {
            var scrollbarWidth = getScrollbarWidths();
            var _a = this, scrollerRefs = _a.scrollerRefs, scrollerElRefs = _a.scrollerElRefs;
            var forceYScrollbars = false;
            var scrollerClientWidths = {};
            var scrollerClientHeights = {};
            for (var sectionKey in scrollerRefs.currentMap) {
                var scroller = scrollerRefs.currentMap[sectionKey];
                if (scroller &amp;&amp; scroller.needsYScrolling()) {
                    forceYScrollbars = true;
                    break;
                }
            }
            for (var _i = 0, _b = this.props.sections; _i &lt; _b.length; _i++) {
                var section = _b[_i];
                var sectionKey = section.key;
                var scrollerEl = scrollerElRefs.currentMap[sectionKey];
                if (scrollerEl) {
                    var harnessEl = scrollerEl.parentNode; // TODO: weird way to get this. need harness b/c doesn&#039;t include table borders
                    scrollerClientWidths[sectionKey] = Math.floor(harnessEl.getBoundingClientRect().width - (forceYScrollbars
                        ? scrollbarWidth.y // use global because scroller might not have scrollbars yet but will need them in future
                        : 0));
                    scrollerClientHeights[sectionKey] = Math.floor(harnessEl.getBoundingClientRect().height);
                }
            }
            return { forceYScrollbars: forceYScrollbars, scrollerClientWidths: scrollerClientWidths, scrollerClientHeights: scrollerClientHeights };
        };
        return SimpleScrollGrid;
    }(BaseComponent));
    SimpleScrollGrid.addStateEquality({
        scrollerClientWidths: isPropsEqual,
        scrollerClientHeights: isPropsEqual,
    });
    function getSectionByKey(sections, key) {
        for (var _i = 0, sections_1 = sections; _i &lt; sections_1.length; _i++) {
            var section = sections_1[_i];
            if (section.key === key) {
                return section;
            }
        }
        return null;
    }

    var EventRoot = /** @class */ (function (_super) {
        __extends(EventRoot, _super);
        function EventRoot() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.elRef = createRef();
            return _this;
        }
        EventRoot.prototype.render = function () {
            var _a = this, props = _a.props, context = _a.context;
            var options = context.options;
            var seg = props.seg;
            var eventRange = seg.eventRange;
            var ui = eventRange.ui;
            var hookProps = {
                event: new EventApi(context, eventRange.def, eventRange.instance),
                view: context.viewApi,
                timeText: props.timeText,
                textColor: ui.textColor,
                backgroundColor: ui.backgroundColor,
                borderColor: ui.borderColor,
                isDraggable: !props.disableDragging &amp;&amp; computeSegDraggable(seg, context),
                isStartResizable: !props.disableResizing &amp;&amp; computeSegStartResizable(seg, context),
                isEndResizable: !props.disableResizing &amp;&amp; computeSegEndResizable(seg),
                isMirror: Boolean(props.isDragging || props.isResizing || props.isDateSelecting),
                isStart: Boolean(seg.isStart),
                isEnd: Boolean(seg.isEnd),
                isPast: Boolean(props.isPast),
                isFuture: Boolean(props.isFuture),
                isToday: Boolean(props.isToday),
                isSelected: Boolean(props.isSelected),
                isDragging: Boolean(props.isDragging),
                isResizing: Boolean(props.isResizing),
            };
            var standardClassNames = getEventClassNames(hookProps).concat(ui.classNames);
            return (createElement(RenderHook, { hookProps: hookProps, classNames: options.eventClassNames, content: options.eventContent, defaultContent: props.defaultContent, didMount: options.eventDidMount, willUnmount: options.eventWillUnmount, elRef: this.elRef }, function (rootElRef, customClassNames, innerElRef, innerContent) { return props.children(rootElRef, standardClassNames.concat(customClassNames), innerElRef, innerContent, hookProps); }));
        };
        EventRoot.prototype.componentDidMount = function () {
            setElSeg(this.elRef.current, this.props.seg);
        };
        /*
        need to re-assign seg to the element if seg changes, even if the element is the same
        */
        EventRoot.prototype.componentDidUpdate = function (prevProps) {
            var seg = this.props.seg;
            if (seg !== prevProps.seg) {
                setElSeg(this.elRef.current, seg);
            }
        };
        return EventRoot;
    }(BaseComponent));

    // should not be a purecomponent
    var StandardEvent = /** @class */ (function (_super) {
        __extends(StandardEvent, _super);
        function StandardEvent() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        StandardEvent.prototype.render = function () {
            var _a = this, props = _a.props, context = _a.context;
            var seg = props.seg;
            var timeFormat = context.options.eventTimeFormat || props.defaultTimeFormat;
            var timeText = buildSegTimeText(seg, timeFormat, context, props.defaultDisplayEventTime, props.defaultDisplayEventEnd);
            return (createElement(EventRoot, { seg: seg, timeText: timeText, disableDragging: props.disableDragging, disableResizing: props.disableResizing, defaultContent: props.defaultContent || renderInnerContent, isDragging: props.isDragging, isResizing: props.isResizing, isDateSelecting: props.isDateSelecting, isSelected: props.isSelected, isPast: props.isPast, isFuture: props.isFuture, isToday: props.isToday }, function (rootElRef, classNames, innerElRef, innerContent, hookProps) { return (createElement(&quot;a&quot;, __assign({ className: props.extraClassNames.concat(classNames).join(&#039; &#039;), style: {
                    borderColor: hookProps.borderColor,
                    backgroundColor: hookProps.backgroundColor,
                }, ref: rootElRef }, getSegAnchorAttrs(seg)),
                createElement(&quot;div&quot;, { className: &quot;fc-event-main&quot;, ref: innerElRef, style: { color: hookProps.textColor } }, innerContent),
                hookProps.isStartResizable &amp;&amp;
                    createElement(&quot;div&quot;, { className: &quot;fc-event-resizer fc-event-resizer-start&quot; }),
                hookProps.isEndResizable &amp;&amp;
                    createElement(&quot;div&quot;, { className: &quot;fc-event-resizer fc-event-resizer-end&quot; }))); }));
        };
        return StandardEvent;
    }(BaseComponent));
    function renderInnerContent(innerProps) {
        return (createElement(&quot;div&quot;, { className: &quot;fc-event-main-frame&quot; },
            innerProps.timeText &amp;&amp; (createElement(&quot;div&quot;, { className: &quot;fc-event-time&quot; }, innerProps.timeText)),
            createElement(&quot;div&quot;, { className: &quot;fc-event-title-container&quot; },
                createElement(&quot;div&quot;, { className: &quot;fc-event-title fc-sticky&quot; }, innerProps.event.title || createElement(Fragment, null, &quot;\u00A0&quot;)))));
    }
    function getSegAnchorAttrs(seg) {
        var url = seg.eventRange.def.url;
        return url ? { href: url } : {};
    }

    var NowIndicatorRoot = function (props) { return (createElement(ViewContextType.Consumer, null, function (context) {
        var options = context.options;
        var hookProps = {
            isAxis: props.isAxis,
            date: context.dateEnv.toDate(props.date),
            view: context.viewApi,
        };
        return (createElement(RenderHook, { hookProps: hookProps, classNames: options.nowIndicatorClassNames, content: options.nowIndicatorContent, didMount: options.nowIndicatorDidMount, willUnmount: options.nowIndicatorWillUnmount }, props.children));
    })); };

    var DAY_NUM_FORMAT = createFormatter({ day: &#039;numeric&#039; });
    var DayCellContent = /** @class */ (function (_super) {
        __extends(DayCellContent, _super);
        function DayCellContent() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        DayCellContent.prototype.render = function () {
            var _a = this, props = _a.props, context = _a.context;
            var options = context.options;
            var hookProps = refineDayCellHookProps({
                date: props.date,
                dateProfile: props.dateProfile,
                todayRange: props.todayRange,
                showDayNumber: props.showDayNumber,
                extraProps: props.extraHookProps,
                viewApi: context.viewApi,
                dateEnv: context.dateEnv,
            });
            return (createElement(ContentHook, { hookProps: hookProps, content: options.dayCellContent, defaultContent: props.defaultContent }, props.children));
        };
        return DayCellContent;
    }(BaseComponent));
    function refineDayCellHookProps(raw) {
        var date = raw.date, dateEnv = raw.dateEnv;
        var dayMeta = getDateMeta(date, raw.todayRange, null, raw.dateProfile);
        return __assign(__assign(__assign({ date: dateEnv.toDate(date), view: raw.viewApi }, dayMeta), { dayNumberText: raw.showDayNumber ? dateEnv.format(date, DAY_NUM_FORMAT) : &#039;&#039; }), raw.extraProps);
    }

    var DayCellRoot = /** @class */ (function (_super) {
        __extends(DayCellRoot, _super);
        function DayCellRoot() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.refineHookProps = memoizeObjArg(refineDayCellHookProps);
            _this.normalizeClassNames = buildClassNameNormalizer();
            return _this;
        }
        DayCellRoot.prototype.render = function () {
            var _a = this, props = _a.props, context = _a.context;
            var options = context.options;
            var hookProps = this.refineHookProps({
                date: props.date,
                dateProfile: props.dateProfile,
                todayRange: props.todayRange,
                showDayNumber: props.showDayNumber,
                extraProps: props.extraHookProps,
                viewApi: context.viewApi,
                dateEnv: context.dateEnv,
            });
            var classNames = getDayClassNames(hookProps, context.theme).concat(hookProps.isDisabled
                ? [] // don&#039;t use custom classNames if disabled
                : this.normalizeClassNames(options.dayCellClassNames, hookProps));
            var dataAttrs = hookProps.isDisabled ? {} : {
                &#039;data-date&#039;: formatDayString(props.date),
            };
            return (createElement(MountHook, { hookProps: hookProps, didMount: options.dayCellDidMount, willUnmount: options.dayCellWillUnmount, elRef: props.elRef }, function (rootElRef) { return props.children(rootElRef, classNames, dataAttrs, hookProps.isDisabled); }));
        };
        return DayCellRoot;
    }(BaseComponent));

    function renderFill(fillType) {
        return (createElement(&quot;div&quot;, { className: &quot;fc-&quot; + fillType }));
    }
    var BgEvent = function (props) { return (createElement(EventRoot, { defaultContent: renderInnerContent$1, seg: props.seg /* uselesss i think */, timeText: &quot;&quot;, disableDragging: true, disableResizing: true, isDragging: false, isResizing: false, isDateSelecting: false, isSelected: false, isPast: props.isPast, isFuture: props.isFuture, isToday: props.isToday }, function (rootElRef, classNames, innerElRef, innerContent, hookProps) { return (createElement(&quot;div&quot;, { ref: rootElRef, className: [&#039;fc-bg-event&#039;].concat(classNames).join(&#039; &#039;), style: {
            backgroundColor: hookProps.backgroundColor,
        } }, innerContent)); })); };
    function renderInnerContent$1(props) {
        var title = props.event.title;
        return title &amp;&amp; (createElement(&quot;div&quot;, { className: &quot;fc-event-title&quot; }, props.event.title));
    }

    var WeekNumberRoot = function (props) { return (createElement(ViewContextType.Consumer, null, function (context) {
        var dateEnv = context.dateEnv, options = context.options;
        var date = props.date;
        var format = options.weekNumberFormat || props.defaultFormat;
        var num = dateEnv.computeWeekNumber(date); // TODO: somehow use for formatting as well?
        var text = dateEnv.format(date, format);
        var hookProps = { num: num, text: text, date: date };
        return (createElement(RenderHook, { hookProps: hookProps, classNames: options.weekNumberClassNames, content: options.weekNumberContent, defaultContent: renderInner$1, didMount: options.weekNumberDidMount, willUnmount: options.weekNumberWillUnmount }, props.children));
    })); };
    function renderInner$1(innerProps) {
        return innerProps.text;
    }

    // exports
    // --------------------------------------------------------------------------------------------------
    var version = &#039;5.5.1&#039;; // important to type it, so .d.ts has generic string

    var Calendar = /** @class */ (function (_super) {
        __extends(Calendar, _super);
        function Calendar(el, optionOverrides) {
            if (optionOverrides === void 0) { optionOverrides = {}; }
            var _this = _super.call(this) || this;
            _this.isRendering = false;
            _this.isRendered = false;
            _this.currentClassNames = [];
            _this.customContentRenderId = 0; // will affect custom generated classNames?
            _this.handleAction = function (action) {
                // actions we know we want to render immediately
                switch (action.type) {
                    case &#039;SET_EVENT_DRAG&#039;:
                    case &#039;SET_EVENT_RESIZE&#039;:
                        _this.renderRunner.tryDrain();
                }
            };
            _this.handleData = function (data) {
                _this.currentData = data;
                _this.renderRunner.request(data.calendarOptions.rerenderDelay);
            };
            _this.handleRenderRequest = function () {
                if (_this.isRendering) {
                    _this.isRendered = true;
                    var currentData_1 = _this.currentData;
                    render(createElement(CalendarRoot, { options: currentData_1.calendarOptions, theme: currentData_1.theme, emitter: currentData_1.emitter }, function (classNames, height, isHeightAuto, forPrint) {
                        _this.setClassNames(classNames);
                        _this.setHeight(height);
                        return (createElement(CustomContentRenderContext.Provider, { value: _this.customContentRenderId },
                            createElement(CalendarContent, __assign({ isHeightAuto: isHeightAuto, forPrint: forPrint }, currentData_1))));
                    }), _this.el);
                }
                else if (_this.isRendered) {
                    _this.isRendered = false;
                    unmountComponentAtNode$1(_this.el);
                    _this.setClassNames([]);
                    _this.setHeight(&#039;&#039;);
                }
                flushToDom$1();
            };
            _this.el = el;
            _this.renderRunner = new DelayedRunner(_this.handleRenderRequest);
            new CalendarDataManager({
                optionOverrides: optionOverrides,
                calendarApi: _this,
                onAction: _this.handleAction,
                onData: _this.handleData,
            });
            return _this;
        }
        Object.defineProperty(Calendar.prototype, &quot;view&quot;, {
            get: function () { return this.currentData.viewApi; } // for public API
            ,
            enumerable: false,
            configurable: true
        });
        Calendar.prototype.render = function () {
            var wasRendering = this.isRendering;
            if (!wasRendering) {
                this.isRendering = true;
            }
            else {
                this.customContentRenderId += 1;
            }
            this.renderRunner.request();
            if (wasRendering) {
                this.updateSize();
            }
        };
        Calendar.prototype.destroy = function () {
            if (this.isRendering) {
                this.isRendering = false;
                this.renderRunner.request();
            }
        };
        Calendar.prototype.updateSize = function () {
            _super.prototype.updateSize.call(this);
            flushToDom$1();
        };
        Calendar.prototype.batchRendering = function (func) {
            this.renderRunner.pause(&#039;batchRendering&#039;);
            func();
            this.renderRunner.resume(&#039;batchRendering&#039;);
        };
        Calendar.prototype.pauseRendering = function () {
            this.renderRunner.pause(&#039;pauseRendering&#039;);
        };
        Calendar.prototype.resumeRendering = function () {
            this.renderRunner.resume(&#039;pauseRendering&#039;, true);
        };
        Calendar.prototype.resetOptions = function (optionOverrides, append) {
            this.currentDataManager.resetOptions(optionOverrides, append);
        };
        Calendar.prototype.setClassNames = function (classNames) {
            if (!isArraysEqual(classNames, this.currentClassNames)) {
                var classList = this.el.classList;
                for (var _i = 0, _a = this.currentClassNames; _i &lt; _a.length; _i++) {
                    var className = _a[_i];
                    classList.remove(className);
                }
                for (var _b = 0, classNames_1 = classNames; _b &lt; classNames_1.length; _b++) {
                    var className = classNames_1[_b];
                    classList.add(className);
                }
                this.currentClassNames = classNames;
            }
        };
        Calendar.prototype.setHeight = function (height) {
            applyStyleProp(this.el, &#039;height&#039;, height);
        };
        return Calendar;
    }(CalendarApi));

    config.touchMouseIgnoreWait = 500;
    var ignoreMouseDepth = 0;
    var listenerCnt = 0;
    var isWindowTouchMoveCancelled = false;
    /*
    Uses a &quot;pointer&quot; abstraction, which monitors UI events for both mouse and touch.
    Tracks when the pointer &quot;drags&quot; on a certain element, meaning down+move+up.

    Also, tracks if there was touch-scrolling.
    Also, can prevent touch-scrolling from happening.
    Also, can fire pointermove events when scrolling happens underneath, even when no real pointer movement.

    emits:
    - pointerdown
    - pointermove
    - pointerup
    */
    var PointerDragging = /** @class */ (function () {
        function PointerDragging(containerEl) {
            var _this = this;
            this.subjectEl = null;
            // options that can be directly assigned by caller
            this.selector = &#039;&#039;; // will cause subjectEl in all emitted events to be this element
            this.handleSelector = &#039;&#039;;
            this.shouldIgnoreMove = false;
            this.shouldWatchScroll = true; // for simulating pointermove on scroll
            // internal states
            this.isDragging = false;
            this.isTouchDragging = false;
            this.wasTouchScroll = false;
            // Mouse
            // ----------------------------------------------------------------------------------------------------
            this.handleMouseDown = function (ev) {
                if (!_this.shouldIgnoreMouse() &amp;&amp;
                    isPrimaryMouseButton(ev) &amp;&amp;
                    _this.tryStart(ev)) {
                    var pev = _this.createEventFromMouse(ev, true);
                    _this.emitter.trigger(&#039;pointerdown&#039;, pev);
                    _this.initScrollWatch(pev);
                    if (!_this.shouldIgnoreMove) {
                        document.addEventListener(&#039;mousemove&#039;, _this.handleMouseMove);
                    }
                    document.addEventListener(&#039;mouseup&#039;, _this.handleMouseUp);
                }
            };
            this.handleMouseMove = function (ev) {
                var pev = _this.createEventFromMouse(ev);
                _this.recordCoords(pev);
                _this.emitter.trigger(&#039;pointermove&#039;, pev);
            };
            this.handleMouseUp = function (ev) {
                document.removeEventListener(&#039;mousemove&#039;, _this.handleMouseMove);
                document.removeEventListener(&#039;mouseup&#039;, _this.handleMouseUp);
                _this.emitter.trigger(&#039;pointerup&#039;, _this.createEventFromMouse(ev));
                _this.cleanup(); // call last so that pointerup has access to props
            };
            // Touch
            // ----------------------------------------------------------------------------------------------------
            this.handleTouchStart = function (ev) {
                if (_this.tryStart(ev)) {
                    _this.isTouchDragging = true;
                    var pev = _this.createEventFromTouch(ev, true);
                    _this.emitter.trigger(&#039;pointerdown&#039;, pev);
                    _this.initScrollWatch(pev);
                    // unlike mouse, need to attach to target, not document
                    // https://stackoverflow.com/a/45760014
                    var targetEl = ev.target;
                    if (!_this.shouldIgnoreMove) {
                        targetEl.addEventListener(&#039;touchmove&#039;, _this.handleTouchMove);
                    }
                    targetEl.addEventListener(&#039;touchend&#039;, _this.handleTouchEnd);
                    targetEl.addEventListener(&#039;touchcancel&#039;, _this.handleTouchEnd); // treat it as a touch end
                    // attach a handler to get called when ANY scroll action happens on the page.
                    // this was impossible to do with normal on/off because &#039;scroll&#039; doesn&#039;t bubble.
                    // http://stackoverflow.com/a/32954565/96342
                    window.addEventListener(&#039;scroll&#039;, _this.handleTouchScroll, true);
                }
            };
            this.handleTouchMove = function (ev) {
                var pev = _this.createEventFromTouch(ev);
                _this.recordCoords(pev);
                _this.emitter.trigger(&#039;pointermove&#039;, pev);
            };
            this.handleTouchEnd = function (ev) {
                if (_this.isDragging) { // done to guard against touchend followed by touchcancel
                    var targetEl = ev.target;
                    targetEl.removeEventListener(&#039;touchmove&#039;, _this.handleTouchMove);
                    targetEl.removeEventListener(&#039;touchend&#039;, _this.handleTouchEnd);
                    targetEl.removeEventListener(&#039;touchcancel&#039;, _this.handleTouchEnd);
                    window.removeEventListener(&#039;scroll&#039;, _this.handleTouchScroll, true); // useCaptured=true
                    _this.emitter.trigger(&#039;pointerup&#039;, _this.createEventFromTouch(ev));
                    _this.cleanup(); // call last so that pointerup has access to props
                    _this.isTouchDragging = false;
                    startIgnoringMouse();
                }
            };
            this.handleTouchScroll = function () {
                _this.wasTouchScroll = true;
            };
            this.handleScroll = function (ev) {
                if (!_this.shouldIgnoreMove) {
                    var pageX = (window.pageXOffset - _this.prevScrollX) + _this.prevPageX;
                    var pageY = (window.pageYOffset - _this.prevScrollY) + _this.prevPageY;
                    _this.emitter.trigger(&#039;pointermove&#039;, {
                        origEvent: ev,
                        isTouch: _this.isTouchDragging,
                        subjectEl: _this.subjectEl,
                        pageX: pageX,
                        pageY: pageY,
                        deltaX: pageX - _this.origPageX,
                        deltaY: pageY - _this.origPageY,
                    });
                }
            };
            this.containerEl = containerEl;
            this.emitter = new Emitter();
            containerEl.addEventListener(&#039;mousedown&#039;, this.handleMouseDown);
            containerEl.addEventListener(&#039;touchstart&#039;, this.handleTouchStart, { passive: true });
            listenerCreated();
        }
        PointerDragging.prototype.destroy = function () {
            this.containerEl.removeEventListener(&#039;mousedown&#039;, this.handleMouseDown);
            this.containerEl.removeEventListener(&#039;touchstart&#039;, this.handleTouchStart, { passive: true });
            listenerDestroyed();
        };
        PointerDragging.prototype.tryStart = function (ev) {
            var subjectEl = this.querySubjectEl(ev);
            var downEl = ev.target;
            if (subjectEl &amp;&amp;
                (!this.handleSelector || elementClosest(downEl, this.handleSelector))) {
                this.subjectEl = subjectEl;
                this.isDragging = true; // do this first so cancelTouchScroll will work
                this.wasTouchScroll = false;
                return true;
            }
            return false;
        };
        PointerDragging.prototype.cleanup = function () {
            isWindowTouchMoveCancelled = false;
            this.isDragging = false;
            this.subjectEl = null;
            // keep wasTouchScroll around for later access
            this.destroyScrollWatch();
        };
        PointerDragging.prototype.querySubjectEl = function (ev) {
            if (this.selector) {
                return elementClosest(ev.target, this.selector);
            }
            return this.containerEl;
        };
        PointerDragging.prototype.shouldIgnoreMouse = function () {
            return ignoreMouseDepth || this.isTouchDragging;
        };
        // can be called by user of this class, to cancel touch-based scrolling for the current drag
        PointerDragging.prototype.cancelTouchScroll = function () {
            if (this.isDragging) {
                isWindowTouchMoveCancelled = true;
            }
        };
        // Scrolling that simulates pointermoves
        // ----------------------------------------------------------------------------------------------------
        PointerDragging.prototype.initScrollWatch = function (ev) {
            if (this.shouldWatchScroll) {
                this.recordCoords(ev);
                window.addEventListener(&#039;scroll&#039;, this.handleScroll, true); // useCapture=true
            }
        };
        PointerDragging.prototype.recordCoords = function (ev) {
            if (this.shouldWatchScroll) {
                this.prevPageX = ev.pageX;
                this.prevPageY = ev.pageY;
                this.prevScrollX = window.pageXOffset;
                this.prevScrollY = window.pageYOffset;
            }
        };
        PointerDragging.prototype.destroyScrollWatch = function () {
            if (this.shouldWatchScroll) {
                window.removeEventListener(&#039;scroll&#039;, this.handleScroll, true); // useCaptured=true
            }
        };
        // Event Normalization
        // ----------------------------------------------------------------------------------------------------
        PointerDragging.prototype.createEventFromMouse = function (ev, isFirst) {
            var deltaX = 0;
            var deltaY = 0;
            // TODO: repeat code
            if (isFirst) {
                this.origPageX = ev.pageX;
                this.origPageY = ev.pageY;
            }
            else {
                deltaX = ev.pageX - this.origPageX;
                deltaY = ev.pageY - this.origPageY;
            }
            return {
                origEvent: ev,
                isTouch: false,
                subjectEl: this.subjectEl,
                pageX: ev.pageX,
                pageY: ev.pageY,
                deltaX: deltaX,
                deltaY: deltaY,
            };
        };
        PointerDragging.prototype.createEventFromTouch = function (ev, isFirst) {
            var touches = ev.touches;
            var pageX;
            var pageY;
            var deltaX = 0;
            var deltaY = 0;
            // if touch coords available, prefer,
            // because FF would give bad ev.pageX ev.pageY
            if (touches &amp;&amp; touches.length) {
                pageX = touches[0].pageX;
                pageY = touches[0].pageY;
            }
            else {
                pageX = ev.pageX;
                pageY = ev.pageY;
            }
            // TODO: repeat code
            if (isFirst) {
                this.origPageX = pageX;
                this.origPageY = pageY;
            }
            else {
                deltaX = pageX - this.origPageX;
                deltaY = pageY - this.origPageY;
            }
            return {
                origEvent: ev,
                isTouch: true,
                subjectEl: this.subjectEl,
                pageX: pageX,
                pageY: pageY,
                deltaX: deltaX,
                deltaY: deltaY,
            };
        };
        return PointerDragging;
    }());
    // Returns a boolean whether this was a left mouse click and no ctrl key (which means right click on Mac)
    function isPrimaryMouseButton(ev) {
        return ev.button === 0 &amp;&amp; !ev.ctrlKey;
    }
    // Ignoring fake mouse events generated by touch
    // ----------------------------------------------------------------------------------------------------
    function startIgnoringMouse() {
        ignoreMouseDepth += 1;
        setTimeout(function () {
            ignoreMouseDepth -= 1;
        }, config.touchMouseIgnoreWait);
    }
    // We want to attach touchmove as early as possible for Safari
    // ----------------------------------------------------------------------------------------------------
    function listenerCreated() {
        listenerCnt += 1;
        if (listenerCnt === 1) {
            window.addEventListener(&#039;touchmove&#039;, onWindowTouchMove, { passive: false });
        }
    }
    function listenerDestroyed() {
        listenerCnt -= 1;
        if (!listenerCnt) {
            window.removeEventListener(&#039;touchmove&#039;, onWindowTouchMove, { passive: false });
        }
    }
    function onWindowTouchMove(ev) {
        if (isWindowTouchMoveCancelled) {
            ev.preventDefault();
        }
    }

    /*
    An effect in which an element follows the movement of a pointer across the screen.
    The moving element is a clone of some other element.
    Must call start + handleMove + stop.
    */
    var ElementMirror = /** @class */ (function () {
        function ElementMirror() {
            this.isVisible = false; // must be explicitly enabled
            this.sourceEl = null;
            this.mirrorEl = null;
            this.sourceElRect = null; // screen coords relative to viewport
            // options that can be set directly by caller
            this.parentNode = document.body;
            this.zIndex = 9999;
            this.revertDuration = 0;
        }
        ElementMirror.prototype.start = function (sourceEl, pageX, pageY) {
            this.sourceEl = sourceEl;
            this.sourceElRect = this.sourceEl.getBoundingClientRect();
            this.origScreenX = pageX - window.pageXOffset;
            this.origScreenY = pageY - window.pageYOffset;
            this.deltaX = 0;
            this.deltaY = 0;
            this.updateElPosition();
        };
        ElementMirror.prototype.handleMove = function (pageX, pageY) {
            this.deltaX = (pageX - window.pageXOffset) - this.origScreenX;
            this.deltaY = (pageY - window.pageYOffset) - this.origScreenY;
            this.updateElPosition();
        };
        // can be called before start
        ElementMirror.prototype.setIsVisible = function (bool) {
            if (bool) {
                if (!this.isVisible) {
                    if (this.mirrorEl) {
                        this.mirrorEl.style.display = &#039;&#039;;
                    }
                    this.isVisible = bool; // needs to happen before updateElPosition
                    this.updateElPosition(); // because was not updating the position while invisible
                }
            }
            else if (this.isVisible) {
                if (this.mirrorEl) {
                    this.mirrorEl.style.display = &#039;none&#039;;
                }
                this.isVisible = bool;
            }
        };
        // always async
        ElementMirror.prototype.stop = function (needsRevertAnimation, callback) {
            var _this = this;
            var done = function () {
                _this.cleanup();
                callback();
            };
            if (needsRevertAnimation &amp;&amp;
                this.mirrorEl &amp;&amp;
                this.isVisible &amp;&amp;
                this.revertDuration &amp;&amp; // if 0, transition won&#039;t work
                (this.deltaX || this.deltaY) // if same coords, transition won&#039;t work
            ) {
                this.doRevertAnimation(done, this.revertDuration);
            }
            else {
                setTimeout(done, 0);
            }
        };
        ElementMirror.prototype.doRevertAnimation = function (callback, revertDuration) {
            var mirrorEl = this.mirrorEl;
            var finalSourceElRect = this.sourceEl.getBoundingClientRect(); // because autoscrolling might have happened
            mirrorEl.style.transition =
                &#039;top &#039; + revertDuration + &#039;ms,&#039; +
                    &#039;left &#039; + revertDuration + &#039;ms&#039;;
            applyStyle(mirrorEl, {
                left: finalSourceElRect.left,
                top: finalSourceElRect.top,
            });
            whenTransitionDone(mirrorEl, function () {
                mirrorEl.style.transition = &#039;&#039;;
                callback();
            });
        };
        ElementMirror.prototype.cleanup = function () {
            if (this.mirrorEl) {
                removeElement(this.mirrorEl);
                this.mirrorEl = null;
            }
            this.sourceEl = null;
        };
        ElementMirror.prototype.updateElPosition = function () {
            if (this.sourceEl &amp;&amp; this.isVisible) {
                applyStyle(this.getMirrorEl(), {
                    left: this.sourceElRect.left + this.deltaX,
                    top: this.sourceElRect.top + this.deltaY,
                });
            }
        };
        ElementMirror.prototype.getMirrorEl = function () {
            var sourceElRect = this.sourceElRect;
            var mirrorEl = this.mirrorEl;
            if (!mirrorEl) {
                mirrorEl = this.mirrorEl = this.sourceEl.cloneNode(true); // cloneChildren=true
                // we don&#039;t want long taps or any mouse interaction causing selection/menus.
                // would use preventSelection(), but that prevents selectstart, causing problems.
                mirrorEl.classList.add(&#039;fc-unselectable&#039;);
                mirrorEl.classList.add(&#039;fc-event-dragging&#039;);
                applyStyle(mirrorEl, {
                    position: &#039;fixed&#039;,
                    zIndex: this.zIndex,
                    visibility: &#039;&#039;,
                    boxSizing: &#039;border-box&#039;,
                    width: sourceElRect.right - sourceElRect.left,
                    height: sourceElRect.bottom - sourceElRect.top,
                    right: &#039;auto&#039;,
                    bottom: &#039;auto&#039;,
                    margin: 0,
                });
                this.parentNode.appendChild(mirrorEl);
            }
            return mirrorEl;
        };
        return ElementMirror;
    }());

    /*
    Is a cache for a given element&#039;s scroll information (all the info that ScrollController stores)
    in addition the &quot;client rectangle&quot; of the element.. the area within the scrollbars.

    The cache can be in one of two modes:
    - doesListening:false - ignores when the container is scrolled by someone else
    - doesListening:true - watch for scrolling and update the cache
    */
    var ScrollGeomCache = /** @class */ (function (_super) {
        __extends(ScrollGeomCache, _super);
        function ScrollGeomCache(scrollController, doesListening) {
            var _this = _super.call(this) || this;
            _this.handleScroll = function () {
                _this.scrollTop = _this.scrollController.getScrollTop();
                _this.scrollLeft = _this.scrollController.getScrollLeft();
                _this.handleScrollChange();
            };
            _this.scrollController = scrollController;
            _this.doesListening = doesListening;
            _this.scrollTop = _this.origScrollTop = scrollController.getScrollTop();
            _this.scrollLeft = _this.origScrollLeft = scrollController.getScrollLeft();
            _this.scrollWidth = scrollController.getScrollWidth();
            _this.scrollHeight = scrollController.getScrollHeight();
            _this.clientWidth = scrollController.getClientWidth();
            _this.clientHeight = scrollController.getClientHeight();
            _this.clientRect = _this.computeClientRect(); // do last in case it needs cached values
            if (_this.doesListening) {
                _this.getEventTarget().addEventListener(&#039;scroll&#039;, _this.handleScroll);
            }
            return _this;
        }
        ScrollGeomCache.prototype.destroy = function () {
            if (this.doesListening) {
                this.getEventTarget().removeEventListener(&#039;scroll&#039;, this.handleScroll);
            }
        };
        ScrollGeomCache.prototype.getScrollTop = function () {
            return this.scrollTop;
        };
        ScrollGeomCache.prototype.getScrollLeft = function () {
            return this.scrollLeft;
        };
        ScrollGeomCache.prototype.setScrollTop = function (top) {
            this.scrollController.setScrollTop(top);
            if (!this.doesListening) {
                // we are not relying on the element to normalize out-of-bounds scroll values
                // so we need to sanitize ourselves
                this.scrollTop = Math.max(Math.min(top, this.getMaxScrollTop()), 0);
                this.handleScrollChange();
            }
        };
        ScrollGeomCache.prototype.setScrollLeft = function (top) {
            this.scrollController.setScrollLeft(top);
            if (!this.doesListening) {
                // we are not relying on the element to normalize out-of-bounds scroll values
                // so we need to sanitize ourselves
                this.scrollLeft = Math.max(Math.min(top, this.getMaxScrollLeft()), 0);
                this.handleScrollChange();
            }
        };
        ScrollGeomCache.prototype.getClientWidth = function () {
            return this.clientWidth;
        };
        ScrollGeomCache.prototype.getClientHeight = function () {
            return this.clientHeight;
        };
        ScrollGeomCache.prototype.getScrollWidth = function () {
            return this.scrollWidth;
        };
        ScrollGeomCache.prototype.getScrollHeight = function () {
            return this.scrollHeight;
        };
        ScrollGeomCache.prototype.handleScrollChange = function () {
        };
        return ScrollGeomCache;
    }(ScrollController));

    var ElementScrollGeomCache = /** @class */ (function (_super) {
        __extends(ElementScrollGeomCache, _super);
        function ElementScrollGeomCache(el, doesListening) {
            return _super.call(this, new ElementScrollController(el), doesListening) || this;
        }
        ElementScrollGeomCache.prototype.getEventTarget = function () {
            return this.scrollController.el;
        };
        ElementScrollGeomCache.prototype.computeClientRect = function () {
            return computeInnerRect(this.scrollController.el);
        };
        return ElementScrollGeomCache;
    }(ScrollGeomCache));

    var WindowScrollGeomCache = /** @class */ (function (_super) {
        __extends(WindowScrollGeomCache, _super);
        function WindowScrollGeomCache(doesListening) {
            return _super.call(this, new WindowScrollController(), doesListening) || this;
        }
        WindowScrollGeomCache.prototype.getEventTarget = function () {
            return window;
        };
        WindowScrollGeomCache.prototype.computeClientRect = function () {
            return {
                left: this.scrollLeft,
                right: this.scrollLeft + this.clientWidth,
                top: this.scrollTop,
                bottom: this.scrollTop + this.clientHeight,
            };
        };
        // the window is the only scroll object that changes it&#039;s rectangle relative
        // to the document&#039;s topleft as it scrolls
        WindowScrollGeomCache.prototype.handleScrollChange = function () {
            this.clientRect = this.computeClientRect();
        };
        return WindowScrollGeomCache;
    }(ScrollGeomCache));

    // If available we are using native &quot;performance&quot; API instead of &quot;Date&quot;
    // Read more about it on MDN:
    // https://developer.mozilla.org/en-US/docs/Web/API/Performance
    var getTime = typeof performance === &#039;function&#039; ? performance.now : Date.now;
    /*
    For a pointer interaction, automatically scrolls certain scroll containers when the pointer
    approaches the edge.

    The caller must call start + handleMove + stop.
    */
    var AutoScroller = /** @class */ (function () {
        function AutoScroller() {
            var _this = this;
            // options that can be set by caller
            this.isEnabled = true;
            this.scrollQuery = [window, &#039;.fc-scroller&#039;];
            this.edgeThreshold = 50; // pixels
            this.maxVelocity = 300; // pixels per second
            // internal state
            this.pointerScreenX = null;
            this.pointerScreenY = null;
            this.isAnimating = false;
            this.scrollCaches = null;
            // protect against the initial pointerdown being too close to an edge and starting the scroll
            this.everMovedUp = false;
            this.everMovedDown = false;
            this.everMovedLeft = false;
            this.everMovedRight = false;
            this.animate = function () {
                if (_this.isAnimating) { // wasn&#039;t cancelled between animation calls
                    var edge = _this.computeBestEdge(_this.pointerScreenX + window.pageXOffset, _this.pointerScreenY + window.pageYOffset);
                    if (edge) {
                        var now = getTime();
                        _this.handleSide(edge, (now - _this.msSinceRequest) / 1000);
                        _this.requestAnimation(now);
                    }
                    else {
                        _this.isAnimating = false; // will stop animation
                    }
                }
            };
        }
        AutoScroller.prototype.start = function (pageX, pageY) {
            if (this.isEnabled) {
                this.scrollCaches = this.buildCaches();
                this.pointerScreenX = null;
                this.pointerScreenY = null;
                this.everMovedUp = false;
                this.everMovedDown = false;
                this.everMovedLeft = false;
                this.everMovedRight = false;
                this.handleMove(pageX, pageY);
            }
        };
        AutoScroller.prototype.handleMove = function (pageX, pageY) {
            if (this.isEnabled) {
                var pointerScreenX = pageX - window.pageXOffset;
                var pointerScreenY = pageY - window.pageYOffset;
                var yDelta = this.pointerScreenY === null ? 0 : pointerScreenY - this.pointerScreenY;
                var xDelta = this.pointerScreenX === null ? 0 : pointerScreenX - this.pointerScreenX;
                if (yDelta &lt; 0) {
                    this.everMovedUp = true;
                }
                else if (yDelta &gt; 0) {
                    this.everMovedDown = true;
                }
                if (xDelta &lt; 0) {
                    this.everMovedLeft = true;
                }
                else if (xDelta &gt; 0) {
                    this.everMovedRight = true;
                }
                this.pointerScreenX = pointerScreenX;
                this.pointerScreenY = pointerScreenY;
                if (!this.isAnimating) {
                    this.isAnimating = true;
                    this.requestAnimation(getTime());
                }
            }
        };
        AutoScroller.prototype.stop = function () {
            if (this.isEnabled) {
                this.isAnimating = false; // will stop animation
                for (var _i = 0, _a = this.scrollCaches; _i &lt; _a.length; _i++) {
                    var scrollCache = _a[_i];
                    scrollCache.destroy();
                }
                this.scrollCaches = null;
            }
        };
        AutoScroller.prototype.requestAnimation = function (now) {
            this.msSinceRequest = now;
            requestAnimationFrame(this.animate);
        };
        AutoScroller.prototype.handleSide = function (edge, seconds) {
            var scrollCache = edge.scrollCache;
            var edgeThreshold = this.edgeThreshold;
            var invDistance = edgeThreshold - edge.distance;
            var velocity = // the closer to the edge, the faster we scroll
             ((invDistance * invDistance) / (edgeThreshold * edgeThreshold)) * // quadratic
                this.maxVelocity * seconds;
            var sign = 1;
            switch (edge.name) {
                case &#039;left&#039;:
                    sign = -1;
                // falls through
                case &#039;right&#039;:
                    scrollCache.setScrollLeft(scrollCache.getScrollLeft() + velocity * sign);
                    break;
                case &#039;top&#039;:
                    sign = -1;
                // falls through
                case &#039;bottom&#039;:
                    scrollCache.setScrollTop(scrollCache.getScrollTop() + velocity * sign);
                    break;
            }
        };
        // left/top are relative to document topleft
        AutoScroller.prototype.computeBestEdge = function (left, top) {
            var edgeThreshold = this.edgeThreshold;
            var bestSide = null;
            for (var _i = 0, _a = this.scrollCaches; _i &lt; _a.length; _i++) {
                var scrollCache = _a[_i];
                var rect = scrollCache.clientRect;
                var leftDist = left - rect.left;
                var rightDist = rect.right - left;
                var topDist = top - rect.top;
                var bottomDist = rect.bottom - top;
                // completely within the rect?
                if (leftDist &gt;= 0 &amp;&amp; rightDist &gt;= 0 &amp;&amp; topDist &gt;= 0 &amp;&amp; bottomDist &gt;= 0) {
                    if (topDist &lt;= edgeThreshold &amp;&amp; this.everMovedUp &amp;&amp; scrollCache.canScrollUp() &amp;&amp;
                        (!bestSide || bestSide.distance &gt; topDist)) {
                        bestSide = { scrollCache: scrollCache, name: &#039;top&#039;, distance: topDist };
                    }
                    if (bottomDist &lt;= edgeThreshold &amp;&amp; this.everMovedDown &amp;&amp; scrollCache.canScrollDown() &amp;&amp;
                        (!bestSide || bestSide.distance &gt; bottomDist)) {
                        bestSide = { scrollCache: scrollCache, name: &#039;bottom&#039;, distance: bottomDist };
                    }
                    if (leftDist &lt;= edgeThreshold &amp;&amp; this.everMovedLeft &amp;&amp; scrollCache.canScrollLeft() &amp;&amp;
                        (!bestSide || bestSide.distance &gt; leftDist)) {
                        bestSide = { scrollCache: scrollCache, name: &#039;left&#039;, distance: leftDist };
                    }
                    if (rightDist &lt;= edgeThreshold &amp;&amp; this.everMovedRight &amp;&amp; scrollCache.canScrollRight() &amp;&amp;
                        (!bestSide || bestSide.distance &gt; rightDist)) {
                        bestSide = { scrollCache: scrollCache, name: &#039;right&#039;, distance: rightDist };
                    }
                }
            }
            return bestSide;
        };
        AutoScroller.prototype.buildCaches = function () {
            return this.queryScrollEls().map(function (el) {
                if (el === window) {
                    return new WindowScrollGeomCache(false); // false = don&#039;t listen to user-generated scrolls
                }
                return new ElementScrollGeomCache(el, false); // false = don&#039;t listen to user-generated scrolls
            });
        };
        AutoScroller.prototype.queryScrollEls = function () {
            var els = [];
            for (var _i = 0, _a = this.scrollQuery; _i &lt; _a.length; _i++) {
                var query = _a[_i];
                if (typeof query === &#039;object&#039;) {
                    els.push(query);
                }
                else {
                    els.push.apply(els, Array.prototype.slice.call(document.querySelectorAll(query)));
                }
            }
            return els;
        };
        return AutoScroller;
    }());

    /*
    Monitors dragging on an element. Has a number of high-level features:
    - minimum distance required before dragging
    - minimum wait time (&quot;delay&quot;) before dragging
    - a mirror element that follows the pointer
    */
    var FeaturefulElementDragging = /** @class */ (function (_super) {
        __extends(FeaturefulElementDragging, _super);
        function FeaturefulElementDragging(containerEl, selector) {
            var _this = _super.call(this, containerEl) || this;
            // options that can be directly set by caller
            // the caller can also set the PointerDragging&#039;s options as well
            _this.delay = null;
            _this.minDistance = 0;
            _this.touchScrollAllowed = true; // prevents drag from starting and blocks scrolling during drag
            _this.mirrorNeedsRevert = false;
            _this.isInteracting = false; // is the user validly moving the pointer? lasts until pointerup
            _this.isDragging = false; // is it INTENTFULLY dragging? lasts until after revert animation
            _this.isDelayEnded = false;
            _this.isDistanceSurpassed = false;
            _this.delayTimeoutId = null;
            _this.onPointerDown = function (ev) {
                if (!_this.isDragging) { // so new drag doesn&#039;t happen while revert animation is going
                    _this.isInteracting = true;
                    _this.isDelayEnded = false;
                    _this.isDistanceSurpassed = false;
                    preventSelection(document.body);
                    preventContextMenu(document.body);
                    // prevent links from being visited if there&#039;s an eventual drag.
                    // also prevents selection in older browsers (maybe?).
                    // not necessary for touch, besides, browser would complain about passiveness.
                    if (!ev.isTouch) {
                        ev.origEvent.preventDefault();
                    }
                    _this.emitter.trigger(&#039;pointerdown&#039;, ev);
                    if (_this.isInteracting &amp;&amp; // not destroyed via pointerdown handler
                        !_this.pointer.shouldIgnoreMove) {
                        // actions related to initiating dragstart+dragmove+dragend...
                        _this.mirror.setIsVisible(false); // reset. caller must set-visible
                        _this.mirror.start(ev.subjectEl, ev.pageX, ev.pageY); // must happen on first pointer down
                        _this.startDelay(ev);
                        if (!_this.minDistance) {
                            _this.handleDistanceSurpassed(ev);
                        }
                    }
                }
            };
            _this.onPointerMove = function (ev) {
                if (_this.isInteracting) {
                    _this.emitter.trigger(&#039;pointermove&#039;, ev);
                    if (!_this.isDistanceSurpassed) {
                        var minDistance = _this.minDistance;
                        var distanceSq = void 0; // current distance from the origin, squared
                        var deltaX = ev.deltaX, deltaY = ev.deltaY;
                        distanceSq = deltaX * deltaX + deltaY * deltaY;
                        if (distanceSq &gt;= minDistance * minDistance) { // use pythagorean theorem
                            _this.handleDistanceSurpassed(ev);
                        }
                    }
                    if (_this.isDragging) {
                        // a real pointer move? (not one simulated by scrolling)
                        if (ev.origEvent.type !== &#039;scroll&#039;) {
                            _this.mirror.handleMove(ev.pageX, ev.pageY);
                            _this.autoScroller.handleMove(ev.pageX, ev.pageY);
                        }
                        _this.emitter.trigger(&#039;dragmove&#039;, ev);
                    }
                }
            };
            _this.onPointerUp = function (ev) {
                if (_this.isInteracting) {
                    _this.isInteracting = false;
                    allowSelection(document.body);
                    allowContextMenu(document.body);
                    _this.emitter.trigger(&#039;pointerup&#039;, ev); // can potentially set mirrorNeedsRevert
                    if (_this.isDragging) {
                        _this.autoScroller.stop();
                        _this.tryStopDrag(ev); // which will stop the mirror
                    }
                    if (_this.delayTimeoutId) {
                        clearTimeout(_this.delayTimeoutId);
                        _this.delayTimeoutId = null;
                    }
                }
            };
            var pointer = _this.pointer = new PointerDragging(containerEl);
            pointer.emitter.on(&#039;pointerdown&#039;, _this.onPointerDown);
            pointer.emitter.on(&#039;pointermove&#039;, _this.onPointerMove);
            pointer.emitter.on(&#039;pointerup&#039;, _this.onPointerUp);
            if (selector) {
                pointer.selector = selector;
            }
            _this.mirror = new ElementMirror();
            _this.autoScroller = new AutoScroller();
            return _this;
        }
        FeaturefulElementDragging.prototype.destroy = function () {
            this.pointer.destroy();
            // HACK: simulate a pointer-up to end the current drag
            // TODO: fire &#039;dragend&#039; directly and stop interaction. discourage use of pointerup event (b/c might not fire)
            this.onPointerUp({});
        };
        FeaturefulElementDragging.prototype.startDelay = function (ev) {
            var _this = this;
            if (typeof this.delay === &#039;number&#039;) {
                this.delayTimeoutId = setTimeout(function () {
                    _this.delayTimeoutId = null;
                    _this.handleDelayEnd(ev);
                }, this.delay); // not assignable to number!
            }
            else {
                this.handleDelayEnd(ev);
            }
        };
        FeaturefulElementDragging.prototype.handleDelayEnd = function (ev) {
            this.isDelayEnded = true;
            this.tryStartDrag(ev);
        };
        FeaturefulElementDragging.prototype.handleDistanceSurpassed = function (ev) {
            this.isDistanceSurpassed = true;
            this.tryStartDrag(ev);
        };
        FeaturefulElementDragging.prototype.tryStartDrag = function (ev) {
            if (this.isDelayEnded &amp;&amp; this.isDistanceSurpassed) {
                if (!this.pointer.wasTouchScroll || this.touchScrollAllowed) {
                    this.isDragging = true;
                    this.mirrorNeedsRevert = false;
                    this.autoScroller.start(ev.pageX, ev.pageY);
                    this.emitter.trigger(&#039;dragstart&#039;, ev);
                    if (this.touchScrollAllowed === false) {
                        this.pointer.cancelTouchScroll();
                    }
                }
            }
        };
        FeaturefulElementDragging.prototype.tryStopDrag = function (ev) {
            // .stop() is ALWAYS asynchronous, which we NEED because we want all pointerup events
            // that come from the document to fire beforehand. much more convenient this way.
            this.mirror.stop(this.mirrorNeedsRevert, this.stopDrag.bind(this, ev));
        };
        FeaturefulElementDragging.prototype.stopDrag = function (ev) {
            this.isDragging = false;
            this.emitter.trigger(&#039;dragend&#039;, ev);
        };
        // fill in the implementations...
        FeaturefulElementDragging.prototype.setIgnoreMove = function (bool) {
            this.pointer.shouldIgnoreMove = bool;
        };
        FeaturefulElementDragging.prototype.setMirrorIsVisible = function (bool) {
            this.mirror.setIsVisible(bool);
        };
        FeaturefulElementDragging.prototype.setMirrorNeedsRevert = function (bool) {
            this.mirrorNeedsRevert = bool;
        };
        FeaturefulElementDragging.prototype.setAutoScrollEnabled = function (bool) {
            this.autoScroller.isEnabled = bool;
        };
        return FeaturefulElementDragging;
    }(ElementDragging));

    /*
    When this class is instantiated, it records the offset of an element (relative to the document topleft),
    and continues to monitor scrolling, updating the cached coordinates if it needs to.
    Does not access the DOM after instantiation, so highly performant.

    Also keeps track of all scrolling/overflow:hidden containers that are parents of the given element
    and an determine if a given point is inside the combined clipping rectangle.
    */
    var OffsetTracker = /** @class */ (function () {
        function OffsetTracker(el) {
            this.origRect = computeRect(el);
            // will work fine for divs that have overflow:hidden
            this.scrollCaches = getClippingParents(el).map(function (scrollEl) { return new ElementScrollGeomCache(scrollEl, true); });
        }
        OffsetTracker.prototype.destroy = function () {
            for (var _i = 0, _a = this.scrollCaches; _i &lt; _a.length; _i++) {
                var scrollCache = _a[_i];
                scrollCache.destroy();
            }
        };
        OffsetTracker.prototype.computeLeft = function () {
            var left = this.origRect.left;
            for (var _i = 0, _a = this.scrollCaches; _i &lt; _a.length; _i++) {
                var scrollCache = _a[_i];
                left += scrollCache.origScrollLeft - scrollCache.getScrollLeft();
            }
            return left;
        };
        OffsetTracker.prototype.computeTop = function () {
            var top = this.origRect.top;
            for (var _i = 0, _a = this.scrollCaches; _i &lt; _a.length; _i++) {
                var scrollCache = _a[_i];
                top += scrollCache.origScrollTop - scrollCache.getScrollTop();
            }
            return top;
        };
        OffsetTracker.prototype.isWithinClipping = function (pageX, pageY) {
            var point = { left: pageX, top: pageY };
            for (var _i = 0, _a = this.scrollCaches; _i &lt; _a.length; _i++) {
                var scrollCache = _a[_i];
                if (!isIgnoredClipping(scrollCache.getEventTarget()) &amp;&amp;
                    !pointInsideRect(point, scrollCache.clientRect)) {
                    return false;
                }
            }
            return true;
        };
        return OffsetTracker;
    }());
    // certain clipping containers should never constrain interactions, like &lt;html&gt; and &lt;body&gt;
    // https://github.com/fullcalendar/fullcalendar/issues/3615
    function isIgnoredClipping(node) {
        var tagName = node.tagName;
        return tagName === &#039;HTML&#039; || tagName === &#039;BODY&#039;;
    }

    /*
    Tracks movement over multiple droppable areas (aka &quot;hits&quot;)
    that exist in one or more DateComponents.
    Relies on an existing draggable.

    emits:
    - pointerdown
    - dragstart
    - hitchange - fires initially, even if not over a hit
    - pointerup
    - (hitchange - again, to null, if ended over a hit)
    - dragend
    */
    var HitDragging = /** @class */ (function () {
        function HitDragging(dragging, droppableStore) {
            var _this = this;
            // options that can be set by caller
            this.useSubjectCenter = false;
            this.requireInitial = true; // if doesn&#039;t start out on a hit, won&#039;t emit any events
            this.initialHit = null;
            this.movingHit = null;
            this.finalHit = null; // won&#039;t ever be populated if shouldIgnoreMove
            this.handlePointerDown = function (ev) {
                var dragging = _this.dragging;
                _this.initialHit = null;
                _this.movingHit = null;
                _this.finalHit = null;
                _this.prepareHits();
                _this.processFirstCoord(ev);
                if (_this.initialHit || !_this.requireInitial) {
                    dragging.setIgnoreMove(false);
                    // TODO: fire this before computing processFirstCoord, so listeners can cancel. this gets fired by almost every handler :(
                    _this.emitter.trigger(&#039;pointerdown&#039;, ev);
                }
                else {
                    dragging.setIgnoreMove(true);
                }
            };
            this.handleDragStart = function (ev) {
                _this.emitter.trigger(&#039;dragstart&#039;, ev);
                _this.handleMove(ev, true); // force = fire even if initially null
            };
            this.handleDragMove = function (ev) {
                _this.emitter.trigger(&#039;dragmove&#039;, ev);
                _this.handleMove(ev);
            };
            this.handlePointerUp = function (ev) {
                _this.releaseHits();
                _this.emitter.trigger(&#039;pointerup&#039;, ev);
            };
            this.handleDragEnd = function (ev) {
                if (_this.movingHit) {
                    _this.emitter.trigger(&#039;hitupdate&#039;, null, true, ev);
                }
                _this.finalHit = _this.movingHit;
                _this.movingHit = null;
                _this.emitter.trigger(&#039;dragend&#039;, ev);
            };
            this.droppableStore = droppableStore;
            dragging.emitter.on(&#039;pointerdown&#039;, this.handlePointerDown);
            dragging.emitter.on(&#039;dragstart&#039;, this.handleDragStart);
            dragging.emitter.on(&#039;dragmove&#039;, this.handleDragMove);
            dragging.emitter.on(&#039;pointerup&#039;, this.handlePointerUp);
            dragging.emitter.on(&#039;dragend&#039;, this.handleDragEnd);
            this.dragging = dragging;
            this.emitter = new Emitter();
        }
        // sets initialHit
        // sets coordAdjust
        HitDragging.prototype.processFirstCoord = function (ev) {
            var origPoint = { left: ev.pageX, top: ev.pageY };
            var adjustedPoint = origPoint;
            var subjectEl = ev.subjectEl;
            var subjectRect;
            if (subjectEl !== document) {
                subjectRect = computeRect(subjectEl);
                adjustedPoint = constrainPoint(adjustedPoint, subjectRect);
            }
            var initialHit = this.initialHit = this.queryHitForOffset(adjustedPoint.left, adjustedPoint.top);
            if (initialHit) {
                if (this.useSubjectCenter &amp;&amp; subjectRect) {
                    var slicedSubjectRect = intersectRects(subjectRect, initialHit.rect);
                    if (slicedSubjectRect) {
                        adjustedPoint = getRectCenter(slicedSubjectRect);
                    }
                }
                this.coordAdjust = diffPoints(adjustedPoint, origPoint);
            }
            else {
                this.coordAdjust = { left: 0, top: 0 };
            }
        };
        HitDragging.prototype.handleMove = function (ev, forceHandle) {
            var hit = this.queryHitForOffset(ev.pageX + this.coordAdjust.left, ev.pageY + this.coordAdjust.top);
            if (forceHandle || !isHitsEqual(this.movingHit, hit)) {
                this.movingHit = hit;
                this.emitter.trigger(&#039;hitupdate&#039;, hit, false, ev);
            }
        };
        HitDragging.prototype.prepareHits = function () {
            this.offsetTrackers = mapHash(this.droppableStore, function (interactionSettings) {
                interactionSettings.component.prepareHits();
                return new OffsetTracker(interactionSettings.el);
            });
        };
        HitDragging.prototype.releaseHits = function () {
            var offsetTrackers = this.offsetTrackers;
            for (var id in offsetTrackers) {
                offsetTrackers[id].destroy();
            }
            this.offsetTrackers = {};
        };
        HitDragging.prototype.queryHitForOffset = function (offsetLeft, offsetTop) {
            var _a = this, droppableStore = _a.droppableStore, offsetTrackers = _a.offsetTrackers;
            var bestHit = null;
            for (var id in droppableStore) {
                var component = droppableStore[id].component;
                var offsetTracker = offsetTrackers[id];
                if (offsetTracker &amp;&amp; // wasn&#039;t destroyed mid-drag
                    offsetTracker.isWithinClipping(offsetLeft, offsetTop)) {
                    var originLeft = offsetTracker.computeLeft();
                    var originTop = offsetTracker.computeTop();
                    var positionLeft = offsetLeft - originLeft;
                    var positionTop = offsetTop - originTop;
                    var origRect = offsetTracker.origRect;
                    var width = origRect.right - origRect.left;
                    var height = origRect.bottom - origRect.top;
                    if (
                    // must be within the element&#039;s bounds
                    positionLeft &gt;= 0 &amp;&amp; positionLeft &lt; width &amp;&amp;
                        positionTop &gt;= 0 &amp;&amp; positionTop &lt; height) {
                        var hit = component.queryHit(positionLeft, positionTop, width, height);
                        var dateProfile = component.context.getCurrentData().dateProfile;
                        if (hit &amp;&amp;
                            (
                            // make sure the hit is within activeRange, meaning it&#039;s not a deal cell
                            rangeContainsRange(dateProfile.activeRange, hit.dateSpan.range)) &amp;&amp;
                            (!bestHit || hit.layer &gt; bestHit.layer)) {
                            // TODO: better way to re-orient rectangle
                            hit.rect.left += originLeft;
                            hit.rect.right += originLeft;
                            hit.rect.top += originTop;
                            hit.rect.bottom += originTop;
                            bestHit = hit;
                        }
                    }
                }
            }
            return bestHit;
        };
        return HitDragging;
    }());
    function isHitsEqual(hit0, hit1) {
        if (!hit0 &amp;&amp; !hit1) {
            return true;
        }
        if (Boolean(hit0) !== Boolean(hit1)) {
            return false;
        }
        return isDateSpansEqual(hit0.dateSpan, hit1.dateSpan);
    }

    function buildDatePointApiWithContext(dateSpan, context) {
        var props = {};
        for (var _i = 0, _a = context.pluginHooks.datePointTransforms; _i &lt; _a.length; _i++) {
            var transform = _a[_i];
            __assign(props, transform(dateSpan, context));
        }
        __assign(props, buildDatePointApi(dateSpan, context.dateEnv));
        return props;
    }
    function buildDatePointApi(span, dateEnv) {
        return {
            date: dateEnv.toDate(span.range.start),
            dateStr: dateEnv.formatIso(span.range.start, { omitTime: span.allDay }),
            allDay: span.allDay,
        };
    }

    /*
    Monitors when the user clicks on a specific date/time of a component.
    A pointerdown+pointerup on the same &quot;hit&quot; constitutes a click.
    */
    var DateClicking = /** @class */ (function (_super) {
        __extends(DateClicking, _super);
        function DateClicking(settings) {
            var _this = _super.call(this, settings) || this;
            _this.handlePointerDown = function (pev) {
                var dragging = _this.dragging;
                var downEl = pev.origEvent.target;
                // do this in pointerdown (not dragend) because DOM might be mutated by the time dragend is fired
                dragging.setIgnoreMove(!_this.component.isValidDateDownEl(downEl));
            };
            // won&#039;t even fire if moving was ignored
            _this.handleDragEnd = function (ev) {
                var component = _this.component;
                var pointer = _this.dragging.pointer;
                if (!pointer.wasTouchScroll) {
                    var _a = _this.hitDragging, initialHit = _a.initialHit, finalHit = _a.finalHit;
                    if (initialHit &amp;&amp; finalHit &amp;&amp; isHitsEqual(initialHit, finalHit)) {
                        var context = component.context;
                        var arg = __assign(__assign({}, buildDatePointApiWithContext(initialHit.dateSpan, context)), { dayEl: initialHit.dayEl, jsEvent: ev.origEvent, view: context.viewApi || context.calendarApi.view });
                        context.emitter.trigger(&#039;dateClick&#039;, arg);
                    }
                }
            };
            // we DO want to watch pointer moves because otherwise finalHit won&#039;t get populated
            _this.dragging = new FeaturefulElementDragging(settings.el);
            _this.dragging.autoScroller.isEnabled = false;
            var hitDragging = _this.hitDragging = new HitDragging(_this.dragging, interactionSettingsToStore(settings));
            hitDragging.emitter.on(&#039;pointerdown&#039;, _this.handlePointerDown);
            hitDragging.emitter.on(&#039;dragend&#039;, _this.handleDragEnd);
            return _this;
        }
        DateClicking.prototype.destroy = function () {
            this.dragging.destroy();
        };
        return DateClicking;
    }(Interaction));

    /*
    Tracks when the user selects a portion of time of a component,
    constituted by a drag over date cells, with a possible delay at the beginning of the drag.
    */
    var DateSelecting = /** @class */ (function (_super) {
        __extends(DateSelecting, _super);
        function DateSelecting(settings) {
            var _this = _super.call(this, settings) || this;
            _this.dragSelection = null;
            _this.handlePointerDown = function (ev) {
                var _a = _this, component = _a.component, dragging = _a.dragging;
                var options = component.context.options;
                var canSelect = options.selectable &amp;&amp;
                    component.isValidDateDownEl(ev.origEvent.target);
                // don&#039;t bother to watch expensive moves if component won&#039;t do selection
                dragging.setIgnoreMove(!canSelect);
                // if touch, require user to hold down
                dragging.delay = ev.isTouch ? getComponentTouchDelay(component) : null;
            };
            _this.handleDragStart = function (ev) {
                _this.component.context.calendarApi.unselect(ev); // unselect previous selections
            };
            _this.handleHitUpdate = function (hit, isFinal) {
                var context = _this.component.context;
                var dragSelection = null;
                var isInvalid = false;
                if (hit) {
                    dragSelection = joinHitsIntoSelection(_this.hitDragging.initialHit, hit, context.pluginHooks.dateSelectionTransformers);
                    if (!dragSelection || !_this.component.isDateSelectionValid(dragSelection)) {
                        isInvalid = true;
                        dragSelection = null;
                    }
                }
                if (dragSelection) {
                    context.dispatch({ type: &#039;SELECT_DATES&#039;, selection: dragSelection });
                }
                else if (!isFinal) { // only unselect if moved away while dragging
                    context.dispatch({ type: &#039;UNSELECT_DATES&#039; });
                }
                if (!isInvalid) {
                    enableCursor();
                }
                else {
                    disableCursor();
                }
                if (!isFinal) {
                    _this.dragSelection = dragSelection; // only clear if moved away from all hits while dragging
                }
            };
            _this.handlePointerUp = function (pev) {
                if (_this.dragSelection) {
                    // selection is already rendered, so just need to report selection
                    triggerDateSelect(_this.dragSelection, pev, _this.component.context);
                    _this.dragSelection = null;
                }
            };
            var component = settings.component;
            var options = component.context.options;
            var dragging = _this.dragging = new FeaturefulElementDragging(settings.el);
            dragging.touchScrollAllowed = false;
            dragging.minDistance = options.selectMinDistance || 0;
            dragging.autoScroller.isEnabled = options.dragScroll;
            var hitDragging = _this.hitDragging = new HitDragging(_this.dragging, interactionSettingsToStore(settings));
            hitDragging.emitter.on(&#039;pointerdown&#039;, _this.handlePointerDown);
            hitDragging.emitter.on(&#039;dragstart&#039;, _this.handleDragStart);
            hitDragging.emitter.on(&#039;hitupdate&#039;, _this.handleHitUpdate);
            hitDragging.emitter.on(&#039;pointerup&#039;, _this.handlePointerUp);
            return _this;
        }
        DateSelecting.prototype.destroy = function () {
            this.dragging.destroy();
        };
        return DateSelecting;
    }(Interaction));
    function getComponentTouchDelay(component) {
        var options = component.context.options;
        var delay = options.selectLongPressDelay;
        if (delay == null) {
            delay = options.longPressDelay;
        }
        return delay;
    }
    function joinHitsIntoSelection(hit0, hit1, dateSelectionTransformers) {
        var dateSpan0 = hit0.dateSpan;
        var dateSpan1 = hit1.dateSpan;
        var ms = [
            dateSpan0.range.start,
            dateSpan0.range.end,
            dateSpan1.range.start,
            dateSpan1.range.end,
        ];
        ms.sort(compareNumbers);
        var props = {};
        for (var _i = 0, dateSelectionTransformers_1 = dateSelectionTransformers; _i &lt; dateSelectionTransformers_1.length; _i++) {
            var transformer = dateSelectionTransformers_1[_i];
            var res = transformer(hit0, hit1);
            if (res === false) {
                return null;
            }
            if (res) {
                __assign(props, res);
            }
        }
        props.range = { start: ms[0], end: ms[3] };
        props.allDay = dateSpan0.allDay;
        return props;
    }

    var EventDragging = /** @class */ (function (_super) {
        __extends(EventDragging, _super);
        function EventDragging(settings) {
            var _this = _super.call(this, settings) || this;
            // internal state
            _this.subjectEl = null;
            _this.subjectSeg = null; // the seg being selected/dragged
            _this.isDragging = false;
            _this.eventRange = null;
            _this.relevantEvents = null; // the events being dragged
            _this.receivingContext = null;
            _this.validMutation = null;
            _this.mutatedRelevantEvents = null;
            _this.handlePointerDown = function (ev) {
                var origTarget = ev.origEvent.target;
                var _a = _this, component = _a.component, dragging = _a.dragging;
                var mirror = dragging.mirror;
                var options = component.context.options;
                var initialContext = component.context;
                _this.subjectEl = ev.subjectEl;
                var subjectSeg = _this.subjectSeg = getElSeg(ev.subjectEl);
                var eventRange = _this.eventRange = subjectSeg.eventRange;
                var eventInstanceId = eventRange.instance.instanceId;
                _this.relevantEvents = getRelevantEvents(initialContext.getCurrentData().eventStore, eventInstanceId);
                dragging.minDistance = ev.isTouch ? 0 : options.eventDragMinDistance;
                dragging.delay =
                    // only do a touch delay if touch and this event hasn&#039;t been selected yet
                    (ev.isTouch &amp;&amp; eventInstanceId !== component.props.eventSelection) ?
                        getComponentTouchDelay$1(component) :
                        null;
                if (options.fixedMirrorParent) {
                    mirror.parentNode = options.fixedMirrorParent;
                }
                else {
                    mirror.parentNode = elementClosest(origTarget, &#039;.fc&#039;);
                }
                mirror.revertDuration = options.dragRevertDuration;
                var isValid = component.isValidSegDownEl(origTarget) &amp;&amp;
                    !elementClosest(origTarget, &#039;.fc-event-resizer&#039;); // NOT on a resizer
                dragging.setIgnoreMove(!isValid);
                // disable dragging for elements that are resizable (ie, selectable)
                // but are not draggable
                _this.isDragging = isValid &amp;&amp;
                    ev.subjectEl.classList.contains(&#039;fc-event-draggable&#039;);
            };
            _this.handleDragStart = function (ev) {
                var initialContext = _this.component.context;
                var eventRange = _this.eventRange;
                var eventInstanceId = eventRange.instance.instanceId;
                if (ev.isTouch) {
                    // need to select a different event?
                    if (eventInstanceId !== _this.component.props.eventSelection) {
                        initialContext.dispatch({ type: &#039;SELECT_EVENT&#039;, eventInstanceId: eventInstanceId });
                    }
                }
                else {
                    // if now using mouse, but was previous touch interaction, clear selected event
                    initialContext.dispatch({ type: &#039;UNSELECT_EVENT&#039; });
                }
                if (_this.isDragging) {
                    initialContext.calendarApi.unselect(ev); // unselect *date* selection
                    initialContext.emitter.trigger(&#039;eventDragStart&#039;, {
                        el: _this.subjectEl,
                        event: new EventApi(initialContext, eventRange.def, eventRange.instance),
                        jsEvent: ev.origEvent,
                        view: initialContext.viewApi,
                    });
                }
            };
            _this.handleHitUpdate = function (hit, isFinal) {
                if (!_this.isDragging) {
                    return;
                }
                var relevantEvents = _this.relevantEvents;
                var initialHit = _this.hitDragging.initialHit;
                var initialContext = _this.component.context;
                // states based on new hit
                var receivingContext = null;
                var mutation = null;
                var mutatedRelevantEvents = null;
                var isInvalid = false;
                var interaction = {
                    affectedEvents: relevantEvents,
                    mutatedEvents: createEmptyEventStore(),
                    isEvent: true,
                };
                if (hit) {
                    var receivingComponent = hit.component;
                    receivingContext = receivingComponent.context;
                    var receivingOptions = receivingContext.options;
                    if (initialContext === receivingContext ||
                        (receivingOptions.editable &amp;&amp; receivingOptions.droppable)) {
                        mutation = computeEventMutation(initialHit, hit, receivingContext.getCurrentData().pluginHooks.eventDragMutationMassagers);
                        if (mutation) {
                            mutatedRelevantEvents = applyMutationToEventStore(relevantEvents, receivingContext.getCurrentData().eventUiBases, mutation, receivingContext);
                            interaction.mutatedEvents = mutatedRelevantEvents;
                            if (!receivingComponent.isInteractionValid(interaction)) {
                                isInvalid = true;
                                mutation = null;
                                mutatedRelevantEvents = null;
                                interaction.mutatedEvents = createEmptyEventStore();
                            }
                        }
                    }
                    else {
                        receivingContext = null;
                    }
                }
                _this.displayDrag(receivingContext, interaction);
                if (!isInvalid) {
                    enableCursor();
                }
                else {
                    disableCursor();
                }
                if (!isFinal) {
                    if (initialContext === receivingContext &amp;&amp; // TODO: write test for this
                        isHitsEqual(initialHit, hit)) {
                        mutation = null;
                    }
                    _this.dragging.setMirrorNeedsRevert(!mutation);
                    // render the mirror if no already-rendered mirror
                    // TODO: wish we could somehow wait for dispatch to guarantee render
                    _this.dragging.setMirrorIsVisible(!hit || !document.querySelector(&#039;.fc-event-mirror&#039;));
                    // assign states based on new hit
                    _this.receivingContext = receivingContext;
                    _this.validMutation = mutation;
                    _this.mutatedRelevantEvents = mutatedRelevantEvents;
                }
            };
            _this.handlePointerUp = function () {
                if (!_this.isDragging) {
                    _this.cleanup(); // because handleDragEnd won&#039;t fire
                }
            };
            _this.handleDragEnd = function (ev) {
                if (_this.isDragging) {
                    var initialContext_1 = _this.component.context;
                    var initialView = initialContext_1.viewApi;
                    var _a = _this, receivingContext_1 = _a.receivingContext, validMutation = _a.validMutation;
                    var eventDef = _this.eventRange.def;
                    var eventInstance = _this.eventRange.instance;
                    var eventApi = new EventApi(initialContext_1, eventDef, eventInstance);
                    var relevantEvents_1 = _this.relevantEvents;
                    var mutatedRelevantEvents_1 = _this.mutatedRelevantEvents;
                    var finalHit = _this.hitDragging.finalHit;
                    _this.clearDrag(); // must happen after revert animation
                    initialContext_1.emitter.trigger(&#039;eventDragStop&#039;, {
                        el: _this.subjectEl,
                        event: eventApi,
                        jsEvent: ev.origEvent,
                        view: initialView,
                    });
                    if (validMutation) {
                        // dropped within same calendar
                        if (receivingContext_1 === initialContext_1) {
                            var updatedEventApi = new EventApi(initialContext_1, mutatedRelevantEvents_1.defs[eventDef.defId], eventInstance ? mutatedRelevantEvents_1.instances[eventInstance.instanceId] : null);
                            initialContext_1.dispatch({
                                type: &#039;MERGE_EVENTS&#039;,
                                eventStore: mutatedRelevantEvents_1,
                            });
                            var eventChangeArg = {
                                oldEvent: eventApi,
                                event: updatedEventApi,
                                relatedEvents: buildEventApis(mutatedRelevantEvents_1, initialContext_1, eventInstance),
                                revert: function () {
                                    initialContext_1.dispatch({
                                        type: &#039;MERGE_EVENTS&#039;,
                                        eventStore: relevantEvents_1,
                                    });
                                },
                            };
                            var transformed = {};
                            for (var _i = 0, _b = initialContext_1.getCurrentData().pluginHooks.eventDropTransformers; _i &lt; _b.length; _i++) {
                                var transformer = _b[_i];
                                __assign(transformed, transformer(validMutation, initialContext_1));
                            }
                            initialContext_1.emitter.trigger(&#039;eventDrop&#039;, __assign(__assign(__assign({}, eventChangeArg), transformed), { el: ev.subjectEl, delta: validMutation.datesDelta, jsEvent: ev.origEvent, view: initialView }));
                            initialContext_1.emitter.trigger(&#039;eventChange&#039;, eventChangeArg);
                            // dropped in different calendar
                        }
                        else if (receivingContext_1) {
                            var eventRemoveArg = {
                                event: eventApi,
                                relatedEvents: buildEventApis(relevantEvents_1, initialContext_1, eventInstance),
                                revert: function () {
                                    initialContext_1.dispatch({
                                        type: &#039;MERGE_EVENTS&#039;,
                                        eventStore: relevantEvents_1,
                                    });
                                },
                            };
                            initialContext_1.emitter.trigger(&#039;eventLeave&#039;, __assign(__assign({}, eventRemoveArg), { draggedEl: ev.subjectEl, view: initialView }));
                            initialContext_1.dispatch({
                                type: &#039;REMOVE_EVENTS&#039;,
                                eventStore: relevantEvents_1,
                            });
                            initialContext_1.emitter.trigger(&#039;eventRemove&#039;, eventRemoveArg);
                            var addedEventDef = mutatedRelevantEvents_1.defs[eventDef.defId];
                            var addedEventInstance = mutatedRelevantEvents_1.instances[eventInstance.instanceId];
                            var addedEventApi = new EventApi(receivingContext_1, addedEventDef, addedEventInstance);
                            receivingContext_1.dispatch({
                                type: &#039;MERGE_EVENTS&#039;,
                                eventStore: mutatedRelevantEvents_1,
                            });
                            var eventAddArg = {
                                event: addedEventApi,
                                relatedEvents: buildEventApis(mutatedRelevantEvents_1, receivingContext_1, addedEventInstance),
                                revert: function () {
                                    receivingContext_1.dispatch({
                                        type: &#039;REMOVE_EVENTS&#039;,
                                        eventStore: mutatedRelevantEvents_1,
                                    });
                                },
                            };
                            receivingContext_1.emitter.trigger(&#039;eventAdd&#039;, eventAddArg);
                            if (ev.isTouch) {
                                receivingContext_1.dispatch({
                                    type: &#039;SELECT_EVENT&#039;,
                                    eventInstanceId: eventInstance.instanceId,
                                });
                            }
                            receivingContext_1.emitter.trigger(&#039;drop&#039;, __assign(__assign({}, buildDatePointApiWithContext(finalHit.dateSpan, receivingContext_1)), { draggedEl: ev.subjectEl, jsEvent: ev.origEvent, view: finalHit.component.context.viewApi }));
                            receivingContext_1.emitter.trigger(&#039;eventReceive&#039;, __assign(__assign({}, eventAddArg), { draggedEl: ev.subjectEl, view: finalHit.component.context.viewApi }));
                        }
                    }
                    else {
                        initialContext_1.emitter.trigger(&#039;_noEventDrop&#039;);
                    }
                }
                _this.cleanup();
            };
            var component = _this.component;
            var options = component.context.options;
            var dragging = _this.dragging = new FeaturefulElementDragging(settings.el);
            dragging.pointer.selector = EventDragging.SELECTOR;
            dragging.touchScrollAllowed = false;
            dragging.autoScroller.isEnabled = options.dragScroll;
            var hitDragging = _this.hitDragging = new HitDragging(_this.dragging, interactionSettingsStore);
            hitDragging.useSubjectCenter = settings.useEventCenter;
            hitDragging.emitter.on(&#039;pointerdown&#039;, _this.handlePointerDown);
            hitDragging.emitter.on(&#039;dragstart&#039;, _this.handleDragStart);
            hitDragging.emitter.on(&#039;hitupdate&#039;, _this.handleHitUpdate);
            hitDragging.emitter.on(&#039;pointerup&#039;, _this.handlePointerUp);
            hitDragging.emitter.on(&#039;dragend&#039;, _this.handleDragEnd);
            return _this;
        }
        EventDragging.prototype.destroy = function () {
            this.dragging.destroy();
        };
        // render a drag state on the next receivingCalendar
        EventDragging.prototype.displayDrag = function (nextContext, state) {
            var initialContext = this.component.context;
            var prevContext = this.receivingContext;
            // does the previous calendar need to be cleared?
            if (prevContext &amp;&amp; prevContext !== nextContext) {
                // does the initial calendar need to be cleared?
                // if so, don&#039;t clear all the way. we still need to to hide the affectedEvents
                if (prevContext === initialContext) {
                    prevContext.dispatch({
                        type: &#039;SET_EVENT_DRAG&#039;,
                        state: {
                            affectedEvents: state.affectedEvents,
                            mutatedEvents: createEmptyEventStore(),
                            isEvent: true,
                        },
                    });
                    // completely clear the old calendar if it wasn&#039;t the initial
                }
                else {
                    prevContext.dispatch({ type: &#039;UNSET_EVENT_DRAG&#039; });
                }
            }
            if (nextContext) {
                nextContext.dispatch({ type: &#039;SET_EVENT_DRAG&#039;, state: state });
            }
        };
        EventDragging.prototype.clearDrag = function () {
            var initialCalendar = this.component.context;
            var receivingContext = this.receivingContext;
            if (receivingContext) {
                receivingContext.dispatch({ type: &#039;UNSET_EVENT_DRAG&#039; });
            }
            // the initial calendar might have an dummy drag state from displayDrag
            if (initialCalendar !== receivingContext) {
                initialCalendar.dispatch({ type: &#039;UNSET_EVENT_DRAG&#039; });
            }
        };
        EventDragging.prototype.cleanup = function () {
            this.subjectSeg = null;
            this.isDragging = false;
            this.eventRange = null;
            this.relevantEvents = null;
            this.receivingContext = null;
            this.validMutation = null;
            this.mutatedRelevantEvents = null;
        };
        // TODO: test this in IE11
        // QUESTION: why do we need it on the resizable???
        EventDragging.SELECTOR = &#039;.fc-event-draggable, .fc-event-resizable&#039;;
        return EventDragging;
    }(Interaction));
    function computeEventMutation(hit0, hit1, massagers) {
        var dateSpan0 = hit0.dateSpan;
        var dateSpan1 = hit1.dateSpan;
        var date0 = dateSpan0.range.start;
        var date1 = dateSpan1.range.start;
        var standardProps = {};
        if (dateSpan0.allDay !== dateSpan1.allDay) {
            standardProps.allDay = dateSpan1.allDay;
            standardProps.hasEnd = hit1.component.context.options.allDayMaintainDuration;
            if (dateSpan1.allDay) {
                // means date1 is already start-of-day,
                // but date0 needs to be converted
                date0 = startOfDay(date0);
            }
        }
        var delta = diffDates(date0, date1, hit0.component.context.dateEnv, hit0.component === hit1.component ?
            hit0.component.largeUnit :
            null);
        if (delta.milliseconds) { // has hours/minutes/seconds
            standardProps.allDay = false;
        }
        var mutation = {
            datesDelta: delta,
            standardProps: standardProps,
        };
        for (var _i = 0, massagers_1 = massagers; _i &lt; massagers_1.length; _i++) {
            var massager = massagers_1[_i];
            massager(mutation, hit0, hit1);
        }
        return mutation;
    }
    function getComponentTouchDelay$1(component) {
        var options = component.context.options;
        var delay = options.eventLongPressDelay;
        if (delay == null) {
            delay = options.longPressDelay;
        }
        return delay;
    }

    var EventResizing = /** @class */ (function (_super) {
        __extends(EventResizing, _super);
        function EventResizing(settings) {
            var _this = _super.call(this, settings) || this;
            // internal state
            _this.draggingSegEl = null;
            _this.draggingSeg = null; // TODO: rename to resizingSeg? subjectSeg?
            _this.eventRange = null;
            _this.relevantEvents = null;
            _this.validMutation = null;
            _this.mutatedRelevantEvents = null;
            _this.handlePointerDown = function (ev) {
                var component = _this.component;
                var segEl = _this.querySegEl(ev);
                var seg = getElSeg(segEl);
                var eventRange = _this.eventRange = seg.eventRange;
                _this.dragging.minDistance = component.context.options.eventDragMinDistance;
                // if touch, need to be working with a selected event
                _this.dragging.setIgnoreMove(!_this.component.isValidSegDownEl(ev.origEvent.target) ||
                    (ev.isTouch &amp;&amp; _this.component.props.eventSelection !== eventRange.instance.instanceId));
            };
            _this.handleDragStart = function (ev) {
                var context = _this.component.context;
                var eventRange = _this.eventRange;
                _this.relevantEvents = getRelevantEvents(context.getCurrentData().eventStore, _this.eventRange.instance.instanceId);
                var segEl = _this.querySegEl(ev);
                _this.draggingSegEl = segEl;
                _this.draggingSeg = getElSeg(segEl);
                context.calendarApi.unselect();
                context.emitter.trigger(&#039;eventResizeStart&#039;, {
                    el: segEl,
                    event: new EventApi(context, eventRange.def, eventRange.instance),
                    jsEvent: ev.origEvent,
                    view: context.viewApi,
                });
            };
            _this.handleHitUpdate = function (hit, isFinal, ev) {
                var context = _this.component.context;
                var relevantEvents = _this.relevantEvents;
                var initialHit = _this.hitDragging.initialHit;
                var eventInstance = _this.eventRange.instance;
                var mutation = null;
                var mutatedRelevantEvents = null;
                var isInvalid = false;
                var interaction = {
                    affectedEvents: relevantEvents,
                    mutatedEvents: createEmptyEventStore(),
                    isEvent: true,
                };
                if (hit) {
                    mutation = computeMutation(initialHit, hit, ev.subjectEl.classList.contains(&#039;fc-event-resizer-start&#039;), eventInstance.range, context.pluginHooks.eventResizeJoinTransforms);
                }
                if (mutation) {
                    mutatedRelevantEvents = applyMutationToEventStore(relevantEvents, context.getCurrentData().eventUiBases, mutation, context);
                    interaction.mutatedEvents = mutatedRelevantEvents;
                    if (!_this.component.isInteractionValid(interaction)) {
                        isInvalid = true;
                        mutation = null;
                        mutatedRelevantEvents = null;
                        interaction.mutatedEvents = null;
                    }
                }
                if (mutatedRelevantEvents) {
                    context.dispatch({
                        type: &#039;SET_EVENT_RESIZE&#039;,
                        state: interaction,
                    });
                }
                else {
                    context.dispatch({ type: &#039;UNSET_EVENT_RESIZE&#039; });
                }
                if (!isInvalid) {
                    enableCursor();
                }
                else {
                    disableCursor();
                }
                if (!isFinal) {
                    if (mutation &amp;&amp; isHitsEqual(initialHit, hit)) {
                        mutation = null;
                    }
                    _this.validMutation = mutation;
                    _this.mutatedRelevantEvents = mutatedRelevantEvents;
                }
            };
            _this.handleDragEnd = function (ev) {
                var context = _this.component.context;
                var eventDef = _this.eventRange.def;
                var eventInstance = _this.eventRange.instance;
                var eventApi = new EventApi(context, eventDef, eventInstance);
                var relevantEvents = _this.relevantEvents;
                var mutatedRelevantEvents = _this.mutatedRelevantEvents;
                context.emitter.trigger(&#039;eventResizeStop&#039;, {
                    el: _this.draggingSegEl,
                    event: eventApi,
                    jsEvent: ev.origEvent,
                    view: context.viewApi,
                });
                if (_this.validMutation) {
                    var updatedEventApi = new EventApi(context, mutatedRelevantEvents.defs[eventDef.defId], eventInstance ? mutatedRelevantEvents.instances[eventInstance.instanceId] : null);
                    context.dispatch({
                        type: &#039;MERGE_EVENTS&#039;,
                        eventStore: mutatedRelevantEvents,
                    });
                    var eventChangeArg = {
                        oldEvent: eventApi,
                        event: updatedEventApi,
                        relatedEvents: buildEventApis(mutatedRelevantEvents, context, eventInstance),
                        revert: function () {
                            context.dispatch({
                                type: &#039;MERGE_EVENTS&#039;,
                                eventStore: relevantEvents,
                            });
                        },
                    };
                    context.emitter.trigger(&#039;eventResize&#039;, __assign(__assign({}, eventChangeArg), { el: _this.draggingSegEl, startDelta: _this.validMutation.startDelta || createDuration(0), endDelta: _this.validMutation.endDelta || createDuration(0), jsEvent: ev.origEvent, view: context.viewApi }));
                    context.emitter.trigger(&#039;eventChange&#039;, eventChangeArg);
                }
                else {
                    context.emitter.trigger(&#039;_noEventResize&#039;);
                }
                // reset all internal state
                _this.draggingSeg = null;
                _this.relevantEvents = null;
                _this.validMutation = null;
                // okay to keep eventInstance around. useful to set it in handlePointerDown
            };
            var component = settings.component;
            var dragging = _this.dragging = new FeaturefulElementDragging(settings.el);
            dragging.pointer.selector = &#039;.fc-event-resizer&#039;;
            dragging.touchScrollAllowed = false;
            dragging.autoScroller.isEnabled = component.context.options.dragScroll;
            var hitDragging = _this.hitDragging = new HitDragging(_this.dragging, interactionSettingsToStore(settings));
            hitDragging.emitter.on(&#039;pointerdown&#039;, _this.handlePointerDown);
            hitDragging.emitter.on(&#039;dragstart&#039;, _this.handleDragStart);
            hitDragging.emitter.on(&#039;hitupdate&#039;, _this.handleHitUpdate);
            hitDragging.emitter.on(&#039;dragend&#039;, _this.handleDragEnd);
            return _this;
        }
        EventResizing.prototype.destroy = function () {
            this.dragging.destroy();
        };
        EventResizing.prototype.querySegEl = function (ev) {
            return elementClosest(ev.subjectEl, &#039;.fc-event&#039;);
        };
        return EventResizing;
    }(Interaction));
    function computeMutation(hit0, hit1, isFromStart, instanceRange, transforms) {
        var dateEnv = hit0.component.context.dateEnv;
        var date0 = hit0.dateSpan.range.start;
        var date1 = hit1.dateSpan.range.start;
        var delta = diffDates(date0, date1, dateEnv, hit0.component.largeUnit);
        var props = {};
        for (var _i = 0, transforms_1 = transforms; _i &lt; transforms_1.length; _i++) {
            var transform = transforms_1[_i];
            var res = transform(hit0, hit1);
            if (res === false) {
                return null;
            }
            if (res) {
                __assign(props, res);
            }
        }
        if (isFromStart) {
            if (dateEnv.add(instanceRange.start, delta) &lt; instanceRange.end) {
                props.startDelta = delta;
                return props;
            }
        }
        else if (dateEnv.add(instanceRange.end, delta) &gt; instanceRange.start) {
            props.endDelta = delta;
            return props;
        }
        return null;
    }

    var UnselectAuto = /** @class */ (function () {
        function UnselectAuto(context) {
            var _this = this;
            this.context = context;
            this.isRecentPointerDateSelect = false; // wish we could use a selector to detect date selection, but uses hit system
            this.matchesCancel = false;
            this.matchesEvent = false;
            this.onSelect = function (selectInfo) {
                if (selectInfo.jsEvent) {
                    _this.isRecentPointerDateSelect = true;
                }
            };
            this.onDocumentPointerDown = function (pev) {
                var unselectCancel = _this.context.options.unselectCancel;
                var downEl = pev.origEvent.target;
                _this.matchesCancel = !!elementClosest(downEl, unselectCancel);
                _this.matchesEvent = !!elementClosest(downEl, EventDragging.SELECTOR); // interaction started on an event?
            };
            this.onDocumentPointerUp = function (pev) {
                var context = _this.context;
                var documentPointer = _this.documentPointer;
                var calendarState = context.getCurrentData();
                // touch-scrolling should never unfocus any type of selection
                if (!documentPointer.wasTouchScroll) {
                    if (calendarState.dateSelection &amp;&amp; // an existing date selection?
                        !_this.isRecentPointerDateSelect // a new pointer-initiated date selection since last onDocumentPointerUp?
                    ) {
                        var unselectAuto = context.options.unselectAuto;
                        if (unselectAuto &amp;&amp; (!unselectAuto || !_this.matchesCancel)) {
                            context.calendarApi.unselect(pev);
                        }
                    }
                    if (calendarState.eventSelection &amp;&amp; // an existing event selected?
                        !_this.matchesEvent // interaction DIDN&#039;T start on an event
                    ) {
                        context.dispatch({ type: &#039;UNSELECT_EVENT&#039; });
                    }
                }
                _this.isRecentPointerDateSelect = false;
            };
            var documentPointer = this.documentPointer = new PointerDragging(document);
            documentPointer.shouldIgnoreMove = true;
            documentPointer.shouldWatchScroll = false;
            documentPointer.emitter.on(&#039;pointerdown&#039;, this.onDocumentPointerDown);
            documentPointer.emitter.on(&#039;pointerup&#039;, this.onDocumentPointerUp);
            /*
            TODO: better way to know about whether there was a selection with the pointer
            */
            context.emitter.on(&#039;select&#039;, this.onSelect);
        }
        UnselectAuto.prototype.destroy = function () {
            this.context.emitter.off(&#039;select&#039;, this.onSelect);
            this.documentPointer.destroy();
        };
        return UnselectAuto;
    }());

    var OPTION_REFINERS = {
        fixedMirrorParent: identity,
    };
    var LISTENER_REFINERS = {
        dateClick: identity,
        eventDragStart: identity,
        eventDragStop: identity,
        eventDrop: identity,
        eventResizeStart: identity,
        eventResizeStop: identity,
        eventResize: identity,
        drop: identity,
        eventReceive: identity,
        eventLeave: identity,
    };

    /*
    Given an already instantiated draggable object for one-or-more elements,
    Interprets any dragging as an attempt to drag an events that lives outside
    of a calendar onto a calendar.
    */
    var ExternalElementDragging = /** @class */ (function () {
        function ExternalElementDragging(dragging, suppliedDragMeta) {
            var _this = this;
            this.receivingContext = null;
            this.droppableEvent = null; // will exist for all drags, even if create:false
            this.suppliedDragMeta = null;
            this.dragMeta = null;
            this.handleDragStart = function (ev) {
                _this.dragMeta = _this.buildDragMeta(ev.subjectEl);
            };
            this.handleHitUpdate = function (hit, isFinal, ev) {
                var dragging = _this.hitDragging.dragging;
                var receivingContext = null;
                var droppableEvent = null;
                var isInvalid = false;
                var interaction = {
                    affectedEvents: createEmptyEventStore(),
                    mutatedEvents: createEmptyEventStore(),
                    isEvent: _this.dragMeta.create,
                };
                if (hit) {
                    receivingContext = hit.component.context;
                    if (_this.canDropElOnCalendar(ev.subjectEl, receivingContext)) {
                        droppableEvent = computeEventForDateSpan(hit.dateSpan, _this.dragMeta, receivingContext);
                        interaction.mutatedEvents = eventTupleToStore(droppableEvent);
                        isInvalid = !isInteractionValid(interaction, receivingContext);
                        if (isInvalid) {
                            interaction.mutatedEvents = createEmptyEventStore();
                            droppableEvent = null;
                        }
                    }
                }
                _this.displayDrag(receivingContext, interaction);
                // show mirror if no already-rendered mirror element OR if we are shutting down the mirror (?)
                // TODO: wish we could somehow wait for dispatch to guarantee render
                dragging.setMirrorIsVisible(isFinal || !droppableEvent || !document.querySelector(&#039;.fc-event-mirror&#039;));
                if (!isInvalid) {
                    enableCursor();
                }
                else {
                    disableCursor();
                }
                if (!isFinal) {
                    dragging.setMirrorNeedsRevert(!droppableEvent);
                    _this.receivingContext = receivingContext;
                    _this.droppableEvent = droppableEvent;
                }
            };
            this.handleDragEnd = function (pev) {
                var _a = _this, receivingContext = _a.receivingContext, droppableEvent = _a.droppableEvent;
                _this.clearDrag();
                if (receivingContext &amp;&amp; droppableEvent) {
                    var finalHit = _this.hitDragging.finalHit;
                    var finalView = finalHit.component.context.viewApi;
                    var dragMeta = _this.dragMeta;
                    receivingContext.emitter.trigger(&#039;drop&#039;, __assign(__assign({}, buildDatePointApiWithContext(finalHit.dateSpan, receivingContext)), { draggedEl: pev.subjectEl, jsEvent: pev.origEvent, view: finalView }));
                    if (dragMeta.create) {
                        var addingEvents_1 = eventTupleToStore(droppableEvent);
                        receivingContext.dispatch({
                            type: &#039;MERGE_EVENTS&#039;,
                            eventStore: addingEvents_1,
                        });
                        if (pev.isTouch) {
                            receivingContext.dispatch({
                                type: &#039;SELECT_EVENT&#039;,
                                eventInstanceId: droppableEvent.instance.instanceId,
                            });
                        }
                        // signal that an external event landed
                        receivingContext.emitter.trigger(&#039;eventReceive&#039;, {
                            event: new EventApi(receivingContext, droppableEvent.def, droppableEvent.instance),
                            relatedEvents: [],
                            revert: function () {
                                receivingContext.dispatch({
                                    type: &#039;REMOVE_EVENTS&#039;,
                                    eventStore: addingEvents_1,
                                });
                            },
                            draggedEl: pev.subjectEl,
                            view: finalView,
                        });
                    }
                }
                _this.receivingContext = null;
                _this.droppableEvent = null;
            };
            var hitDragging = this.hitDragging = new HitDragging(dragging, interactionSettingsStore);
            hitDragging.requireInitial = false; // will start outside of a component
            hitDragging.emitter.on(&#039;dragstart&#039;, this.handleDragStart);
            hitDragging.emitter.on(&#039;hitupdate&#039;, this.handleHitUpdate);
            hitDragging.emitter.on(&#039;dragend&#039;, this.handleDragEnd);
            this.suppliedDragMeta = suppliedDragMeta;
        }
        ExternalElementDragging.prototype.buildDragMeta = function (subjectEl) {
            if (typeof this.suppliedDragMeta === &#039;object&#039;) {
                return parseDragMeta(this.suppliedDragMeta);
            }
            if (typeof this.suppliedDragMeta === &#039;function&#039;) {
                return parseDragMeta(this.suppliedDragMeta(subjectEl));
            }
            return getDragMetaFromEl(subjectEl);
        };
        ExternalElementDragging.prototype.displayDrag = function (nextContext, state) {
            var prevContext = this.receivingContext;
            if (prevContext &amp;&amp; prevContext !== nextContext) {
                prevContext.dispatch({ type: &#039;UNSET_EVENT_DRAG&#039; });
            }
            if (nextContext) {
                nextContext.dispatch({ type: &#039;SET_EVENT_DRAG&#039;, state: state });
            }
        };
        ExternalElementDragging.prototype.clearDrag = function () {
            if (this.receivingContext) {
                this.receivingContext.dispatch({ type: &#039;UNSET_EVENT_DRAG&#039; });
            }
        };
        ExternalElementDragging.prototype.canDropElOnCalendar = function (el, receivingContext) {
            var dropAccept = receivingContext.options.dropAccept;
            if (typeof dropAccept === &#039;function&#039;) {
                return dropAccept.call(receivingContext.calendarApi, el);
            }
            if (typeof dropAccept === &#039;string&#039; &amp;&amp; dropAccept) {
                return Boolean(elementMatches(el, dropAccept));
            }
            return true;
        };
        return ExternalElementDragging;
    }());
    // Utils for computing event store from the DragMeta
    // ----------------------------------------------------------------------------------------------------
    function computeEventForDateSpan(dateSpan, dragMeta, context) {
        var defProps = __assign({}, dragMeta.leftoverProps);
        for (var _i = 0, _a = context.pluginHooks.externalDefTransforms; _i &lt; _a.length; _i++) {
            var transform = _a[_i];
            __assign(defProps, transform(dateSpan, dragMeta));
        }
        var _b = refineEventDef(defProps, context), refined = _b.refined, extra = _b.extra;
        var def = parseEventDef(refined, extra, dragMeta.sourceId, dateSpan.allDay, context.options.forceEventDuration || Boolean(dragMeta.duration), // hasEnd
        context);
        var start = dateSpan.range.start;
        // only rely on time info if drop zone is all-day,
        // otherwise, we already know the time
        if (dateSpan.allDay &amp;&amp; dragMeta.startTime) {
            start = context.dateEnv.add(start, dragMeta.startTime);
        }
        var end = dragMeta.duration ?
            context.dateEnv.add(start, dragMeta.duration) :
            getDefaultEventEnd(dateSpan.allDay, start, context);
        var instance = createEventInstance(def.defId, { start: start, end: end });
        return { def: def, instance: instance };
    }
    // Utils for extracting data from element
    // ----------------------------------------------------------------------------------------------------
    function getDragMetaFromEl(el) {
        var str = getEmbeddedElData(el, &#039;event&#039;);
        var obj = str ?
            JSON.parse(str) :
            { create: false }; // if no embedded data, assume no event creation
        return parseDragMeta(obj);
    }
    config.dataAttrPrefix = &#039;&#039;;
    function getEmbeddedElData(el, name) {
        var prefix = config.dataAttrPrefix;
        var prefixedName = (prefix ? prefix + &#039;-&#039; : &#039;&#039;) + name;
        return el.getAttribute(&#039;data-&#039; + prefixedName) || &#039;&#039;;
    }

    /*
    Makes an element (that is *external* to any calendar) draggable.
    Can pass in data that determines how an event will be created when dropped onto a calendar.
    Leverages FullCalendar&#039;s internal drag-n-drop functionality WITHOUT a third-party drag system.
    */
    var ExternalDraggable = /** @class */ (function () {
        function ExternalDraggable(el, settings) {
            var _this = this;
            if (settings === void 0) { settings = {}; }
            this.handlePointerDown = function (ev) {
                var dragging = _this.dragging;
                var _a = _this.settings, minDistance = _a.minDistance, longPressDelay = _a.longPressDelay;
                dragging.minDistance =
                    minDistance != null ?
                        minDistance :
                        (ev.isTouch ? 0 : BASE_OPTION_DEFAULTS.eventDragMinDistance);
                dragging.delay =
                    ev.isTouch ? // TODO: eventually read eventLongPressDelay instead vvv
                        (longPressDelay != null ? longPressDelay : BASE_OPTION_DEFAULTS.longPressDelay) :
                        0;
            };
            this.handleDragStart = function (ev) {
                if (ev.isTouch &amp;&amp;
                    _this.dragging.delay &amp;&amp;
                    ev.subjectEl.classList.contains(&#039;fc-event&#039;)) {
                    _this.dragging.mirror.getMirrorEl().classList.add(&#039;fc-event-selected&#039;);
                }
            };
            this.settings = settings;
            var dragging = this.dragging = new FeaturefulElementDragging(el);
            dragging.touchScrollAllowed = false;
            if (settings.itemSelector != null) {
                dragging.pointer.selector = settings.itemSelector;
            }
            if (settings.appendTo != null) {
                dragging.mirror.parentNode = settings.appendTo; // TODO: write tests
            }
            dragging.emitter.on(&#039;pointerdown&#039;, this.handlePointerDown);
            dragging.emitter.on(&#039;dragstart&#039;, this.handleDragStart);
            new ExternalElementDragging(dragging, settings.eventData); // eslint-disable-line no-new
        }
        ExternalDraggable.prototype.destroy = function () {
            this.dragging.destroy();
        };
        return ExternalDraggable;
    }());

    /*
    Detects when a *THIRD-PARTY* drag-n-drop system interacts with elements.
    The third-party system is responsible for drawing the visuals effects of the drag.
    This class simply monitors for pointer movements and fires events.
    It also has the ability to hide the moving element (the &quot;mirror&quot;) during the drag.
    */
    var InferredElementDragging = /** @class */ (function (_super) {
        __extends(InferredElementDragging, _super);
        function InferredElementDragging(containerEl) {
            var _this = _super.call(this, containerEl) || this;
            _this.shouldIgnoreMove = false;
            _this.mirrorSelector = &#039;&#039;;
            _this.currentMirrorEl = null;
            _this.handlePointerDown = function (ev) {
                _this.emitter.trigger(&#039;pointerdown&#039;, ev);
                if (!_this.shouldIgnoreMove) {
                    // fire dragstart right away. does not support delay or min-distance
                    _this.emitter.trigger(&#039;dragstart&#039;, ev);
                }
            };
            _this.handlePointerMove = function (ev) {
                if (!_this.shouldIgnoreMove) {
                    _this.emitter.trigger(&#039;dragmove&#039;, ev);
                }
            };
            _this.handlePointerUp = function (ev) {
                _this.emitter.trigger(&#039;pointerup&#039;, ev);
                if (!_this.shouldIgnoreMove) {
                    // fire dragend right away. does not support a revert animation
                    _this.emitter.trigger(&#039;dragend&#039;, ev);
                }
            };
            var pointer = _this.pointer = new PointerDragging(containerEl);
            pointer.emitter.on(&#039;pointerdown&#039;, _this.handlePointerDown);
            pointer.emitter.on(&#039;pointermove&#039;, _this.handlePointerMove);
            pointer.emitter.on(&#039;pointerup&#039;, _this.handlePointerUp);
            return _this;
        }
        InferredElementDragging.prototype.destroy = function () {
            this.pointer.destroy();
        };
        InferredElementDragging.prototype.setIgnoreMove = function (bool) {
            this.shouldIgnoreMove = bool;
        };
        InferredElementDragging.prototype.setMirrorIsVisible = function (bool) {
            if (bool) {
                // restore a previously hidden element.
                // use the reference in case the selector class has already been removed.
                if (this.currentMirrorEl) {
                    this.currentMirrorEl.style.visibility = &#039;&#039;;
                    this.currentMirrorEl = null;
                }
            }
            else {
                var mirrorEl = this.mirrorSelector ?
                    document.querySelector(this.mirrorSelector) :
                    null;
                if (mirrorEl) {
                    this.currentMirrorEl = mirrorEl;
                    mirrorEl.style.visibility = &#039;hidden&#039;;
                }
            }
        };
        return InferredElementDragging;
    }(ElementDragging));

    /*
    Bridges third-party drag-n-drop systems with FullCalendar.
    Must be instantiated and destroyed by caller.
    */
    var ThirdPartyDraggable = /** @class */ (function () {
        function ThirdPartyDraggable(containerOrSettings, settings) {
            var containerEl = document;
            if (
            // wish we could just test instanceof EventTarget, but doesn&#039;t work in IE11
            containerOrSettings === document ||
                containerOrSettings instanceof Element) {
                containerEl = containerOrSettings;
                settings = settings || {};
            }
            else {
                settings = (containerOrSettings || {});
            }
            var dragging = this.dragging = new InferredElementDragging(containerEl);
            if (typeof settings.itemSelector === &#039;string&#039;) {
                dragging.pointer.selector = settings.itemSelector;
            }
            else if (containerEl === document) {
                dragging.pointer.selector = &#039;[data-event]&#039;;
            }
            if (typeof settings.mirrorSelector === &#039;string&#039;) {
                dragging.mirrorSelector = settings.mirrorSelector;
            }
            new ExternalElementDragging(dragging, settings.eventData); // eslint-disable-line no-new
        }
        ThirdPartyDraggable.prototype.destroy = function () {
            this.dragging.destroy();
        };
        return ThirdPartyDraggable;
    }());

    var interactionPlugin = createPlugin({
        componentInteractions: [DateClicking, DateSelecting, EventDragging, EventResizing],
        calendarInteractions: [UnselectAuto],
        elementDraggingImpl: FeaturefulElementDragging,
        optionRefiners: OPTION_REFINERS,
        listenerRefiners: LISTENER_REFINERS,
    });

    /* An abstract class for the daygrid views, as well as month view. Renders one or more rows of day cells.
    ----------------------------------------------------------------------------------------------------------------------*/
    // It is a manager for a Table subcomponent, which does most of the heavy lifting.
    // It is responsible for managing width/height.
    var TableView = /** @class */ (function (_super) {
        __extends(TableView, _super);
        function TableView() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.headerElRef = createRef();
            return _this;
        }
        TableView.prototype.renderSimpleLayout = function (headerRowContent, bodyContent) {
            var _a = this, props = _a.props, context = _a.context;
            var sections = [];
            var stickyHeaderDates = getStickyHeaderDates(context.options);
            if (headerRowContent) {
                sections.push({
                    type: &#039;header&#039;,
                    key: &#039;header&#039;,
                    isSticky: stickyHeaderDates,
                    chunk: {
                        elRef: this.headerElRef,
                        tableClassName: &#039;fc-col-header&#039;,
                        rowContent: headerRowContent,
                    },
                });
            }
            sections.push({
                type: &#039;body&#039;,
                key: &#039;body&#039;,
                liquid: true,
                chunk: { content: bodyContent },
            });
            return (createElement(ViewRoot, { viewSpec: context.viewSpec }, function (rootElRef, classNames) { return (createElement(&quot;div&quot;, { ref: rootElRef, className: [&#039;fc-daygrid&#039;].concat(classNames).join(&#039; &#039;) },
                createElement(SimpleScrollGrid, { liquid: !props.isHeightAuto &amp;&amp; !props.forPrint, cols: [] /* TODO: make optional? */, sections: sections }))); }));
        };
        TableView.prototype.renderHScrollLayout = function (headerRowContent, bodyContent, colCnt, dayMinWidth) {
            var ScrollGrid = this.context.pluginHooks.scrollGridImpl;
            if (!ScrollGrid) {
                throw new Error(&#039;No ScrollGrid implementation&#039;);
            }
            var _a = this, props = _a.props, context = _a.context;
            var stickyHeaderDates = !props.forPrint &amp;&amp; getStickyHeaderDates(context.options);
            var stickyFooterScrollbar = !props.forPrint &amp;&amp; getStickyFooterScrollbar(context.options);
            var sections = [];
            if (headerRowContent) {
                sections.push({
                    type: &#039;header&#039;,
                    key: &#039;header&#039;,
                    isSticky: stickyHeaderDates,
                    chunks: [{
                            key: &#039;main&#039;,
                            elRef: this.headerElRef,
                            tableClassName: &#039;fc-col-header&#039;,
                            rowContent: headerRowContent,
                        }],
                });
            }
            sections.push({
                type: &#039;body&#039;,
                key: &#039;body&#039;,
                liquid: true,
                chunks: [{
                        key: &#039;main&#039;,
                        content: bodyContent,
                    }],
            });
            if (stickyFooterScrollbar) {
                sections.push({
                    type: &#039;footer&#039;,
                    key: &#039;footer&#039;,
                    isSticky: true,
                    chunks: [{
                            key: &#039;main&#039;,
                            content: renderScrollShim,
                        }],
                });
            }
            return (createElement(ViewRoot, { viewSpec: context.viewSpec }, function (rootElRef, classNames) { return (createElement(&quot;div&quot;, { ref: rootElRef, className: [&#039;fc-daygrid&#039;].concat(classNames).join(&#039; &#039;) },
                createElement(ScrollGrid, { liquid: !props.isHeightAuto &amp;&amp; !props.forPrint, colGroups: [{ cols: [{ span: colCnt, minWidth: dayMinWidth }] }], sections: sections }))); }));
        };
        return TableView;
    }(DateComponent));

    function splitSegsByRow(segs, rowCnt) {
        var byRow = [];
        for (var i = 0; i &lt; rowCnt; i += 1) {
            byRow[i] = [];
        }
        for (var _i = 0, segs_1 = segs; _i &lt; segs_1.length; _i++) {
            var seg = segs_1[_i];
            byRow[seg.row].push(seg);
        }
        return byRow;
    }
    function splitSegsByFirstCol(segs, colCnt) {
        var byCol = [];
        for (var i = 0; i &lt; colCnt; i += 1) {
            byCol[i] = [];
        }
        for (var _i = 0, segs_2 = segs; _i &lt; segs_2.length; _i++) {
            var seg = segs_2[_i];
            byCol[seg.firstCol].push(seg);
        }
        return byCol;
    }
    function splitInteractionByRow(ui, rowCnt) {
        var byRow = [];
        if (!ui) {
            for (var i = 0; i &lt; rowCnt; i += 1) {
                byRow[i] = null;
            }
        }
        else {
            for (var i = 0; i &lt; rowCnt; i += 1) {
                byRow[i] = {
                    affectedInstances: ui.affectedInstances,
                    isEvent: ui.isEvent,
                    segs: [],
                };
            }
            for (var _i = 0, _a = ui.segs; _i &lt; _a.length; _i++) {
                var seg = _a[_i];
                byRow[seg.row].segs.push(seg);
            }
        }
        return byRow;
    }

    var TableCellTop = /** @class */ (function (_super) {
        __extends(TableCellTop, _super);
        function TableCellTop() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        TableCellTop.prototype.render = function () {
            var props = this.props;
            var navLinkAttrs = this.context.options.navLinks
                ? { &#039;data-navlink&#039;: buildNavLinkData(props.date), tabIndex: 0 }
                : {};
            return (createElement(DayCellContent, { date: props.date, dateProfile: props.dateProfile, todayRange: props.todayRange, showDayNumber: props.showDayNumber, extraHookProps: props.extraHookProps, defaultContent: renderTopInner }, function (innerElRef, innerContent) { return ((innerContent || props.forceDayTop) &amp;&amp; (createElement(&quot;div&quot;, { className: &quot;fc-daygrid-day-top&quot;, ref: innerElRef },
                createElement(&quot;a&quot;, __assign({ className: &quot;fc-daygrid-day-number&quot; }, navLinkAttrs), innerContent || createElement(Fragment, null, &quot;\u00A0&quot;))))); }));
        };
        return TableCellTop;
    }(BaseComponent));
    function renderTopInner(props) {
        return props.dayNumberText;
    }

    var DEFAULT_WEEK_NUM_FORMAT = createFormatter({ week: &#039;narrow&#039; });
    var TableCell = /** @class */ (function (_super) {
        __extends(TableCell, _super);
        function TableCell() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.handleRootEl = function (el) {
                _this.rootEl = el;
                setRef(_this.props.elRef, el);
            };
            _this.handleMoreLinkClick = function (ev) {
                var props = _this.props;
                if (props.onMoreClick) {
                    var allSegs = props.segsByEachCol;
                    var hiddenSegs = allSegs.filter(function (seg) { return props.segIsHidden[seg.eventRange.instance.instanceId]; });
                    props.onMoreClick({
                        date: props.date,
                        allSegs: allSegs,
                        hiddenSegs: hiddenSegs,
                        moreCnt: props.moreCnt,
                        dayEl: _this.rootEl,
                        ev: ev,
                    });
                }
            };
            return _this;
        }
        TableCell.prototype.render = function () {
            var _this = this;
            var _a = this.context, options = _a.options, viewApi = _a.viewApi;
            var props = this.props;
            var date = props.date, dateProfile = props.dateProfile;
            var hookProps = {
                num: props.moreCnt,
                text: props.buildMoreLinkText(props.moreCnt),
                view: viewApi,
            };
            var navLinkAttrs = options.navLinks
                ? { &#039;data-navlink&#039;: buildNavLinkData(date, &#039;week&#039;), tabIndex: 0 }
                : {};
            return (createElement(DayCellRoot, { date: date, dateProfile: dateProfile, todayRange: props.todayRange, showDayNumber: props.showDayNumber, extraHookProps: props.extraHookProps, elRef: this.handleRootEl }, function (dayElRef, dayClassNames, rootDataAttrs, isDisabled) { return (createElement(&quot;td&quot;, __assign({ ref: dayElRef, className: [&#039;fc-daygrid-day&#039;].concat(dayClassNames, props.extraClassNames || []).join(&#039; &#039;) }, rootDataAttrs, props.extraDataAttrs),
                createElement(&quot;div&quot;, { className: &quot;fc-daygrid-day-frame fc-scrollgrid-sync-inner&quot;, ref: props.innerElRef /* different from hook system! RENAME */ },
                    props.showWeekNumber &amp;&amp; (createElement(WeekNumberRoot, { date: date, defaultFormat: DEFAULT_WEEK_NUM_FORMAT }, function (weekElRef, weekClassNames, innerElRef, innerContent) { return (createElement(&quot;a&quot;, __assign({ ref: weekElRef, className: [&#039;fc-daygrid-week-number&#039;].concat(weekClassNames).join(&#039; &#039;) }, navLinkAttrs), innerContent)); })),
                    !isDisabled &amp;&amp; (createElement(TableCellTop, { date: date, dateProfile: dateProfile, showDayNumber: props.showDayNumber, forceDayTop: props.forceDayTop, todayRange: props.todayRange, extraHookProps: props.extraHookProps })),
                    createElement(&quot;div&quot;, { className: &quot;fc-daygrid-day-events&quot;, ref: props.fgContentElRef, style: { paddingBottom: props.fgPaddingBottom } },
                        props.fgContent,
                        Boolean(props.moreCnt) &amp;&amp; (createElement(&quot;div&quot;, { className: &quot;fc-daygrid-day-bottom&quot;, style: { marginTop: props.moreMarginTop } },
                            createElement(RenderHook, { hookProps: hookProps, classNames: options.moreLinkClassNames, content: options.moreLinkContent, defaultContent: renderMoreLinkInner, didMount: options.moreLinkDidMount, willUnmount: options.moreLinkWillUnmount }, function (rootElRef, classNames, innerElRef, innerContent) { return (createElement(&quot;a&quot;, { ref: rootElRef, className: [&#039;fc-daygrid-more-link&#039;].concat(classNames).join(&#039; &#039;), onClick: _this.handleMoreLinkClick }, innerContent)); })))),
                    createElement(&quot;div&quot;, { className: &quot;fc-daygrid-day-bg&quot; }, props.bgContent)))); }));
        };
        return TableCell;
    }(DateComponent));
    TableCell.addPropsEquality({
        onMoreClick: true,
    });
    function renderMoreLinkInner(props) {
        return props.text;
    }

    var DEFAULT_TABLE_EVENT_TIME_FORMAT = createFormatter({
        hour: &#039;numeric&#039;,
        minute: &#039;2-digit&#039;,
        omitZeroMinute: true,
        meridiem: &#039;narrow&#039;,
    });
    function hasListItemDisplay(seg) {
        var display = seg.eventRange.ui.display;
        return display === &#039;list-item&#039; || (display === &#039;auto&#039; &amp;&amp;
            !seg.eventRange.def.allDay &amp;&amp;
            seg.firstCol === seg.lastCol &amp;&amp; // can&#039;t be multi-day
            seg.isStart &amp;&amp; // &quot;
            seg.isEnd // &quot;
        );
    }

    var TableListItemEvent = /** @class */ (function (_super) {
        __extends(TableListItemEvent, _super);
        function TableListItemEvent() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        TableListItemEvent.prototype.render = function () {
            var _a = this, props = _a.props, context = _a.context;
            var timeFormat = context.options.eventTimeFormat || DEFAULT_TABLE_EVENT_TIME_FORMAT;
            var timeText = buildSegTimeText(props.seg, timeFormat, context, true, props.defaultDisplayEventEnd);
            return (createElement(EventRoot, { seg: props.seg, timeText: timeText, defaultContent: renderInnerContent$2, isDragging: props.isDragging, isResizing: false, isDateSelecting: false, isSelected: props.isSelected, isPast: props.isPast, isFuture: props.isFuture, isToday: props.isToday }, function (rootElRef, classNames, innerElRef, innerContent) { return ( // we don&#039;t use styles!
            createElement(&quot;a&quot;, __assign({ className: [&#039;fc-daygrid-event&#039;, &#039;fc-daygrid-dot-event&#039;].concat(classNames).join(&#039; &#039;), ref: rootElRef }, getSegAnchorAttrs$1(props.seg)), innerContent)); }));
        };
        return TableListItemEvent;
    }(BaseComponent));
    function renderInnerContent$2(innerProps) {
        return (createElement(Fragment, null,
            createElement(&quot;div&quot;, { className: &quot;fc-daygrid-event-dot&quot;, style: { borderColor: innerProps.borderColor || innerProps.backgroundColor } }),
            innerProps.timeText &amp;&amp; (createElement(&quot;div&quot;, { className: &quot;fc-event-time&quot; }, innerProps.timeText)),
            createElement(&quot;div&quot;, { className: &quot;fc-event-title&quot; }, innerProps.event.title || createElement(Fragment, null, &quot;\u00A0&quot;))));
    }
    function getSegAnchorAttrs$1(seg) {
        var url = seg.eventRange.def.url;
        return url ? { href: url } : {};
    }

    var TableBlockEvent = /** @class */ (function (_super) {
        __extends(TableBlockEvent, _super);
        function TableBlockEvent() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        TableBlockEvent.prototype.render = function () {
            var props = this.props;
            return (createElement(StandardEvent, __assign({}, props, { extraClassNames: [&#039;fc-daygrid-event&#039;, &#039;fc-daygrid-block-event&#039;, &#039;fc-h-event&#039;], defaultTimeFormat: DEFAULT_TABLE_EVENT_TIME_FORMAT, defaultDisplayEventEnd: props.defaultDisplayEventEnd, disableResizing: !props.seg.eventRange.def.allDay })));
        };
        return TableBlockEvent;
    }(BaseComponent));

    function computeFgSegPlacement(// for one row. TODO: print mode?
    cellModels, segs, dayMaxEvents, dayMaxEventRows, eventHeights, maxContentHeight, colCnt, eventOrderSpecs) {
        var colPlacements = []; // if event spans multiple cols, its present in each col
        var moreCnts = []; // by-col
        var segIsHidden = {};
        var segTops = {}; // always populated for each seg
        var segMarginTops = {}; // simetimes populated for each seg
        var moreTops = {};
        var paddingBottoms = {}; // for each cell&#039;s inner-wrapper div
        for (var i = 0; i &lt; colCnt; i += 1) {
            colPlacements.push([]);
            moreCnts.push(0);
        }
        segs = sortEventSegs(segs, eventOrderSpecs);
        for (var _i = 0, segs_1 = segs; _i &lt; segs_1.length; _i++) {
            var seg = segs_1[_i];
            var instanceId = seg.eventRange.instance.instanceId;
            var eventHeight = eventHeights[instanceId + &#039;:&#039; + seg.firstCol];
            placeSeg(seg, eventHeight || 0); // will keep colPlacements sorted by top
        }
        if (dayMaxEvents === true || dayMaxEventRows === true) {
            limitByMaxHeight(moreCnts, segIsHidden, colPlacements, maxContentHeight); // populates moreCnts/segIsHidden
        }
        else if (typeof dayMaxEvents === &#039;number&#039;) {
            limitByMaxEvents(moreCnts, segIsHidden, colPlacements, dayMaxEvents); // populates moreCnts/segIsHidden
        }
        else if (typeof dayMaxEventRows === &#039;number&#039;) {
            limitByMaxRows(moreCnts, segIsHidden, colPlacements, dayMaxEventRows); // populates moreCnts/segIsHidden
        }
        // computes segTops/segMarginTops/moreTops/paddingBottoms
        for (var col = 0; col &lt; colCnt; col += 1) {
            var placements = colPlacements[col];
            var currentNonAbsBottom = 0;
            var currentAbsHeight = 0;
            for (var _a = 0, placements_1 = placements; _a &lt; placements_1.length; _a++) {
                var placement = placements_1[_a];
                var seg = placement.seg;
                if (!segIsHidden[seg.eventRange.instance.instanceId]) {
                    segTops[seg.eventRange.instance.instanceId] = placement.top; // from top of container
                    if (seg.firstCol === seg.lastCol &amp;&amp; seg.isStart &amp;&amp; seg.isEnd) { // TODO: simpler way? NOT DRY
                        segMarginTops[seg.eventRange.instance.instanceId] =
                            placement.top - currentNonAbsBottom; // from previous seg bottom
                        currentAbsHeight = 0;
                        currentNonAbsBottom = placement.bottom;
                    }
                    else { // multi-col event, abs positioned
                        currentAbsHeight = placement.bottom - currentNonAbsBottom;
                    }
                }
            }
            if (currentAbsHeight) {
                if (moreCnts[col]) {
                    moreTops[col] = currentAbsHeight;
                }
                else {
                    paddingBottoms[col] = currentAbsHeight;
                }
            }
        }
        function placeSeg(seg, segHeight) {
            if (!tryPlaceSegAt(seg, segHeight, 0)) {
                for (var col = seg.firstCol; col &lt;= seg.lastCol; col += 1) {
                    for (var _i = 0, _a = colPlacements[col]; _i &lt; _a.length; _i++) { // will repeat multi-day segs!!!!!!! bad!!!!!!
                        var placement = _a[_i];
                        if (tryPlaceSegAt(seg, segHeight, placement.bottom)) {
                            return;
                        }
                    }
                }
            }
        }
        function tryPlaceSegAt(seg, segHeight, top) {
            if (canPlaceSegAt(seg, segHeight, top)) {
                for (var col = seg.firstCol; col &lt;= seg.lastCol; col += 1) {
                    var placements = colPlacements[col];
                    var insertionIndex = 0;
                    while (insertionIndex &lt; placements.length &amp;&amp;
                        top &gt;= placements[insertionIndex].top) {
                        insertionIndex += 1;
                    }
                    placements.splice(insertionIndex, 0, {
                        seg: seg,
                        top: top,
                        bottom: top + segHeight,
                    });
                }
                return true;
            }
            return false;
        }
        function canPlaceSegAt(seg, segHeight, top) {
            for (var col = seg.firstCol; col &lt;= seg.lastCol; col += 1) {
                for (var _i = 0, _a = colPlacements[col]; _i &lt; _a.length; _i++) {
                    var placement = _a[_i];
                    if (top &lt; placement.bottom &amp;&amp; top + segHeight &gt; placement.top) { // collide?
                        return false;
                    }
                }
            }
            return true;
        }
        // what does this do!?
        for (var instanceIdAndFirstCol in eventHeights) {
            if (!eventHeights[instanceIdAndFirstCol]) {
                segIsHidden[instanceIdAndFirstCol.split(&#039;:&#039;)[0]] = true;
            }
        }
        var segsByFirstCol = colPlacements.map(extractFirstColSegs); // operates on the sorted cols
        var segsByEachCol = colPlacements.map(function (placements, col) {
            var segsForCols = extractAllColSegs(placements);
            segsForCols = resliceDaySegs(segsForCols, cellModels[col].date, col);
            return segsForCols;
        });
        return {
            segsByFirstCol: segsByFirstCol,
            segsByEachCol: segsByEachCol,
            segIsHidden: segIsHidden,
            segTops: segTops,
            segMarginTops: segMarginTops,
            moreCnts: moreCnts,
            moreTops: moreTops,
            paddingBottoms: paddingBottoms,
        };
    }
    function extractFirstColSegs(oneColPlacements, col) {
        var segs = [];
        for (var _i = 0, oneColPlacements_1 = oneColPlacements; _i &lt; oneColPlacements_1.length; _i++) {
            var placement = oneColPlacements_1[_i];
            if (placement.seg.firstCol === col) {
                segs.push(placement.seg);
            }
        }
        return segs;
    }
    function extractAllColSegs(oneColPlacements) {
        var segs = [];
        for (var _i = 0, oneColPlacements_2 = oneColPlacements; _i &lt; oneColPlacements_2.length; _i++) {
            var placement = oneColPlacements_2[_i];
            segs.push(placement.seg);
        }
        return segs;
    }
    function limitByMaxHeight(hiddenCnts, segIsHidden, colPlacements, maxContentHeight) {
        limitEvents(hiddenCnts, segIsHidden, colPlacements, true, function (placement) { return placement.bottom &lt;= maxContentHeight; });
    }
    function limitByMaxEvents(hiddenCnts, segIsHidden, colPlacements, dayMaxEvents) {
        limitEvents(hiddenCnts, segIsHidden, colPlacements, false, function (placement, levelIndex) { return levelIndex &lt; dayMaxEvents; });
    }
    function limitByMaxRows(hiddenCnts, segIsHidden, colPlacements, dayMaxEventRows) {
        limitEvents(hiddenCnts, segIsHidden, colPlacements, true, function (placement, levelIndex) { return levelIndex &lt; dayMaxEventRows; });
    }
    /*
    populates the given hiddenCnts/segIsHidden, which are supplied empty.
    TODO: return them instead
    */
    function limitEvents(hiddenCnts, segIsHidden, colPlacements, _moreLinkConsumesLevel, isPlacementInBounds) {
        var colCnt = hiddenCnts.length;
        var segIsVisible = {}; // TODO: instead, use segIsHidden with true/false?
        var visibleColPlacements = []; // will mirror colPlacements
        for (var col = 0; col &lt; colCnt; col += 1) {
            visibleColPlacements.push([]);
        }
        for (var col = 0; col &lt; colCnt; col += 1) {
            var placements = colPlacements[col];
            var level = 0;
            for (var _i = 0, placements_2 = placements; _i &lt; placements_2.length; _i++) {
                var placement = placements_2[_i];
                if (isPlacementInBounds(placement, level)) {
                    recordVisible(placement);
                }
                else {
                    recordHidden(placement, level, _moreLinkConsumesLevel);
                }
                // only considered a level if the seg had height
                if (placement.top !== placement.bottom) {
                    level += 1;
                }
            }
        }
        function recordVisible(placement) {
            var seg = placement.seg;
            var instanceId = seg.eventRange.instance.instanceId;
            if (!segIsVisible[instanceId]) {
                segIsVisible[instanceId] = true;
                for (var col = seg.firstCol; col &lt;= seg.lastCol; col += 1) {
                    var destPlacements = visibleColPlacements[col];
                    var newPosition = 0;
                    // insert while keeping top sorted in each column
                    while (newPosition &lt; destPlacements.length &amp;&amp;
                        placement.top &gt;= destPlacements[newPosition].top) {
                        newPosition += 1;
                    }
                    destPlacements.splice(newPosition, 0, placement);
                }
            }
        }
        function recordHidden(placement, currentLevel, moreLinkConsumesLevel) {
            var seg = placement.seg;
            var instanceId = seg.eventRange.instance.instanceId;
            if (!segIsHidden[instanceId]) {
                segIsHidden[instanceId] = true;
                for (var col = seg.firstCol; col &lt;= seg.lastCol; col += 1) {
                    hiddenCnts[col] += 1;
                    var hiddenCnt = hiddenCnts[col];
                    if (moreLinkConsumesLevel &amp;&amp; hiddenCnt === 1 &amp;&amp; currentLevel &gt; 0) {
                        var doomedLevel = currentLevel - 1;
                        while (visibleColPlacements[col].length &gt; doomedLevel) {
                            recordHidden(visibleColPlacements[col].pop(), // removes
                            visibleColPlacements[col].length, // will execute after the pop. will be the index of the removed placement
                            false);
                        }
                    }
                }
            }
        }
    }
    // Given the events within an array of segment objects, reslice them to be in a single day
    function resliceDaySegs(segs, dayDate, colIndex) {
        var dayStart = dayDate;
        var dayEnd = addDays(dayStart, 1);
        var dayRange = { start: dayStart, end: dayEnd };
        var newSegs = [];
        for (var _i = 0, segs_2 = segs; _i &lt; segs_2.length; _i++) {
            var seg = segs_2[_i];
            var eventRange = seg.eventRange;
            var origRange = eventRange.range;
            var slicedRange = intersectRanges(origRange, dayRange);
            if (slicedRange) {
                newSegs.push(__assign(__assign({}, seg), { firstCol: colIndex, lastCol: colIndex, eventRange: {
                        def: eventRange.def,
                        ui: __assign(__assign({}, eventRange.ui), { durationEditable: false }),
                        instance: eventRange.instance,
                        range: slicedRange,
                    }, isStart: seg.isStart &amp;&amp; slicedRange.start.valueOf() === origRange.start.valueOf(), isEnd: seg.isEnd &amp;&amp; slicedRange.end.valueOf() === origRange.end.valueOf() }));
            }
        }
        return newSegs;
    }

    var TableRow = /** @class */ (function (_super) {
        __extends(TableRow, _super);
        function TableRow() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.cellElRefs = new RefMap(); // the &lt;td&gt;
            _this.frameElRefs = new RefMap(); // the fc-daygrid-day-frame
            _this.fgElRefs = new RefMap(); // the fc-daygrid-day-events
            _this.segHarnessRefs = new RefMap(); // indexed by &quot;instanceId:firstCol&quot;
            _this.rootElRef = createRef();
            _this.state = {
                framePositions: null,
                maxContentHeight: null,
                segHeights: {},
            };
            return _this;
        }
        TableRow.prototype.render = function () {
            var _this = this;
            var _a = this, props = _a.props, state = _a.state, context = _a.context;
            var colCnt = props.cells.length;
            var businessHoursByCol = splitSegsByFirstCol(props.businessHourSegs, colCnt);
            var bgEventSegsByCol = splitSegsByFirstCol(props.bgEventSegs, colCnt);
            var highlightSegsByCol = splitSegsByFirstCol(this.getHighlightSegs(), colCnt);
            var mirrorSegsByCol = splitSegsByFirstCol(this.getMirrorSegs(), colCnt);
            var _b = computeFgSegPlacement(props.cells, props.fgEventSegs, props.dayMaxEvents, props.dayMaxEventRows, state.segHeights, state.maxContentHeight, colCnt, context.options.eventOrder), paddingBottoms = _b.paddingBottoms, segsByFirstCol = _b.segsByFirstCol, segsByEachCol = _b.segsByEachCol, segIsHidden = _b.segIsHidden, segTops = _b.segTops, segMarginTops = _b.segMarginTops, moreCnts = _b.moreCnts, moreTops = _b.moreTops;
            var selectedInstanceHash = // TODO: messy way to compute this
             (props.eventDrag &amp;&amp; props.eventDrag.affectedInstances) ||
                (props.eventResize &amp;&amp; props.eventResize.affectedInstances) ||
                {};
            return (createElement(&quot;tr&quot;, { ref: this.rootElRef },
                props.renderIntro &amp;&amp; props.renderIntro(),
                props.cells.map(function (cell, col) {
                    var normalFgNodes = _this.renderFgSegs(segsByFirstCol[col], segIsHidden, segTops, segMarginTops, selectedInstanceHash, props.todayRange);
                    var mirrorFgNodes = _this.renderFgSegs(mirrorSegsByCol[col], {}, segTops, // use same tops as real rendering
                    {}, {}, props.todayRange, Boolean(props.eventDrag), Boolean(props.eventResize), false);
                    return (createElement(TableCell, { key: cell.key, elRef: _this.cellElRefs.createRef(cell.key), innerElRef: _this.frameElRefs.createRef(cell.key) /* FF &lt;td&gt; problem, but okay to use for left/right. TODO: rename prop */, dateProfile: props.dateProfile, date: cell.date, showDayNumber: props.showDayNumbers, showWeekNumber: props.showWeekNumbers &amp;&amp; col === 0, forceDayTop: props.showWeekNumbers /* even displaying weeknum for row, not necessarily day */, todayRange: props.todayRange, extraHookProps: cell.extraHookProps, extraDataAttrs: cell.extraDataAttrs, extraClassNames: cell.extraClassNames, moreCnt: moreCnts[col], buildMoreLinkText: props.buildMoreLinkText, onMoreClick: function (arg) {
                            props.onMoreClick(__assign(__assign({}, arg), { fromCol: col }));
                        }, segIsHidden: segIsHidden, moreMarginTop: moreTops[col] /* rename */, segsByEachCol: segsByEachCol[col], fgPaddingBottom: paddingBottoms[col], fgContentElRef: _this.fgElRefs.createRef(cell.key), fgContent: ( // Fragment scopes the keys
                        createElement(Fragment, null,
                            createElement(Fragment, null, normalFgNodes),
                            createElement(Fragment, null, mirrorFgNodes))), bgContent: ( // Fragment scopes the keys
                        createElement(Fragment, null,
                            _this.renderFillSegs(highlightSegsByCol[col], &#039;highlight&#039;),
                            _this.renderFillSegs(businessHoursByCol[col], &#039;non-business&#039;),
                            _this.renderFillSegs(bgEventSegsByCol[col], &#039;bg-event&#039;))) }));
                })));
        };
        TableRow.prototype.componentDidMount = function () {
            this.updateSizing(true);
        };
        TableRow.prototype.componentDidUpdate = function (prevProps, prevState) {
            var currentProps = this.props;
            this.updateSizing(!isPropsEqual(prevProps, currentProps));
        };
        TableRow.prototype.getHighlightSegs = function () {
            var props = this.props;
            if (props.eventDrag &amp;&amp; props.eventDrag.segs.length) { // messy check
                return props.eventDrag.segs;
            }
            if (props.eventResize &amp;&amp; props.eventResize.segs.length) { // messy check
                return props.eventResize.segs;
            }
            return props.dateSelectionSegs;
        };
        TableRow.prototype.getMirrorSegs = function () {
            var props = this.props;
            if (props.eventResize &amp;&amp; props.eventResize.segs.length) { // messy check
                return props.eventResize.segs;
            }
            return [];
        };
        TableRow.prototype.renderFgSegs = function (segs, segIsHidden, // does NOT mean display:hidden
        segTops, segMarginTops, selectedInstanceHash, todayRange, isDragging, isResizing, isDateSelecting) {
            var context = this.context;
            var eventSelection = this.props.eventSelection;
            var framePositions = this.state.framePositions;
            var defaultDisplayEventEnd = this.props.cells.length === 1; // colCnt === 1
            var nodes = [];
            if (framePositions) {
                for (var _i = 0, segs_1 = segs; _i &lt; segs_1.length; _i++) {
                    var seg = segs_1[_i];
                    var instanceId = seg.eventRange.instance.instanceId;
                    var isMirror = isDragging || isResizing || isDateSelecting;
                    var isSelected = selectedInstanceHash[instanceId];
                    var isInvisible = segIsHidden[instanceId] || isSelected;
                    // TODO: simpler way? NOT DRY
                    var isAbsolute = segIsHidden[instanceId] || isMirror || seg.firstCol !== seg.lastCol || !seg.isStart || !seg.isEnd;
                    var marginTop = void 0;
                    var top_1 = void 0;
                    var left = void 0;
                    var right = void 0;
                    if (isAbsolute) {
                        top_1 = segTops[instanceId];
                        if (context.isRtl) {
                            right = 0;
                            left = framePositions.lefts[seg.lastCol] - framePositions.lefts[seg.firstCol];
                        }
                        else {
                            left = 0;
                            right = framePositions.rights[seg.firstCol] - framePositions.rights[seg.lastCol];
                        }
                    }
                    else {
                        marginTop = segMarginTops[instanceId];
                    }
                    /*
                    known bug: events that are force to be list-item but span multiple days still take up space in later columns
                    */
                    nodes.push(createElement(&quot;div&quot;, { className: &#039;fc-daygrid-event-harness&#039; + (isAbsolute ? &#039; fc-daygrid-event-harness-abs&#039; : &#039;&#039;), key: instanceId, 
                        // in print mode when in mult cols, could collide
                        ref: isMirror ? null : this.segHarnessRefs.createRef(instanceId + &#039;:&#039; + seg.firstCol), style: {
                            visibility: isInvisible ? &#039;hidden&#039; : &#039;&#039;,
                            marginTop: marginTop || &#039;&#039;,
                            top: top_1 || &#039;&#039;,
                            left: left || &#039;&#039;,
                            right: right || &#039;&#039;,
                        } }, hasListItemDisplay(seg) ? (createElement(TableListItemEvent, __assign({ seg: seg, isDragging: isDragging, isSelected: instanceId === eventSelection, defaultDisplayEventEnd: defaultDisplayEventEnd }, getSegMeta(seg, todayRange)))) : (createElement(TableBlockEvent, __assign({ seg: seg, isDragging: isDragging, isResizing: isResizing, isDateSelecting: isDateSelecting, isSelected: instanceId === eventSelection, defaultDisplayEventEnd: defaultDisplayEventEnd }, getSegMeta(seg, todayRange))))));
                }
            }
            return nodes;
        };
        TableRow.prototype.renderFillSegs = function (segs, fillType) {
            var isRtl = this.context.isRtl;
            var todayRange = this.props.todayRange;
            var framePositions = this.state.framePositions;
            var nodes = [];
            if (framePositions) {
                for (var _i = 0, segs_2 = segs; _i &lt; segs_2.length; _i++) {
                    var seg = segs_2[_i];
                    var leftRightCss = isRtl ? {
                        right: 0,
                        left: framePositions.lefts[seg.lastCol] - framePositions.lefts[seg.firstCol],
                    } : {
                        left: 0,
                        right: framePositions.rights[seg.firstCol] - framePositions.rights[seg.lastCol],
                    };
                    nodes.push(createElement(&quot;div&quot;, { key: buildEventRangeKey(seg.eventRange), className: &quot;fc-daygrid-bg-harness&quot;, style: leftRightCss }, fillType === &#039;bg-event&#039; ?
                        createElement(BgEvent, __assign({ seg: seg }, getSegMeta(seg, todayRange))) :
                        renderFill(fillType)));
                }
            }
            return createElement.apply(void 0, __spreadArrays([Fragment, {}], nodes));
        };
        TableRow.prototype.updateSizing = function (isExternalSizingChange) {
            var _a = this, props = _a.props, frameElRefs = _a.frameElRefs;
            if (props.clientWidth !== null) { // positioning ready?
                if (isExternalSizingChange) {
                    var frameEls = props.cells.map(function (cell) { return frameElRefs.currentMap[cell.key]; });
                    if (frameEls.length) {
                        var originEl = this.rootElRef.current;
                        this.setState({
                            framePositions: new PositionCache(originEl, frameEls, true, // isHorizontal
                            false),
                        });
                    }
                }
                var limitByContentHeight = props.dayMaxEvents === true || props.dayMaxEventRows === true;
                this.setState({
                    segHeights: this.computeSegHeights(),
                    maxContentHeight: limitByContentHeight ? this.computeMaxContentHeight() : null,
                });
            }
        };
        TableRow.prototype.computeSegHeights = function () {
            return mapHash(this.segHarnessRefs.currentMap, function (eventHarnessEl) { return (eventHarnessEl.getBoundingClientRect().height); });
        };
        TableRow.prototype.computeMaxContentHeight = function () {
            var firstKey = this.props.cells[0].key;
            var cellEl = this.cellElRefs.currentMap[firstKey];
            var fcContainerEl = this.fgElRefs.currentMap[firstKey];
            return cellEl.getBoundingClientRect().bottom - fcContainerEl.getBoundingClientRect().top;
        };
        TableRow.prototype.getCellEls = function () {
            var elMap = this.cellElRefs.currentMap;
            return this.props.cells.map(function (cell) { return elMap[cell.key]; });
        };
        return TableRow;
    }(DateComponent));
    TableRow.addPropsEquality({
        onMoreClick: true,
    });
    TableRow.addStateEquality({
        segHeights: isPropsEqual,
    });

    var PADDING_FROM_VIEWPORT = 10;
    var SCROLL_DEBOUNCE = 10;
    var Popover = /** @class */ (function (_super) {
        __extends(Popover, _super);
        function Popover() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.repositioner = new DelayedRunner(_this.updateSize.bind(_this));
            _this.handleRootEl = function (el) {
                _this.rootEl = el;
                if (_this.props.elRef) {
                    setRef(_this.props.elRef, el);
                }
            };
            // Triggered when the user clicks *anywhere* in the document, for the autoHide feature
            _this.handleDocumentMousedown = function (ev) {
                var onClose = _this.props.onClose;
                // only hide the popover if the click happened outside the popover
                if (onClose &amp;&amp; !_this.rootEl.contains(ev.target)) {
                    onClose();
                }
            };
            _this.handleDocumentScroll = function () {
                _this.repositioner.request(SCROLL_DEBOUNCE);
            };
            _this.handleCloseClick = function () {
                var onClose = _this.props.onClose;
                if (onClose) {
                    onClose();
                }
            };
            return _this;
        }
        Popover.prototype.render = function () {
            var theme = this.context.theme;
            var props = this.props;
            var classNames = [
                &#039;fc-popover&#039;,
                theme.getClass(&#039;popover&#039;),
            ].concat(props.extraClassNames || []);
            return (createElement(&quot;div&quot;, __assign({ className: classNames.join(&#039; &#039;) }, props.extraAttrs, { ref: this.handleRootEl }),
                createElement(&quot;div&quot;, { className: &#039;fc-popover-header &#039; + theme.getClass(&#039;popoverHeader&#039;) },
                    createElement(&quot;span&quot;, { className: &quot;fc-popover-title&quot; }, props.title),
                    createElement(&quot;span&quot;, { className: &#039;fc-popover-close &#039; + theme.getIconClass(&#039;close&#039;), onClick: this.handleCloseClick })),
                createElement(&quot;div&quot;, { className: &#039;fc-popover-body &#039; + theme.getClass(&#039;popoverContent&#039;) }, props.children)));
        };
        Popover.prototype.componentDidMount = function () {
            document.addEventListener(&#039;mousedown&#039;, this.handleDocumentMousedown);
            document.addEventListener(&#039;scroll&#039;, this.handleDocumentScroll);
            this.updateSize();
        };
        Popover.prototype.componentWillUnmount = function () {
            document.removeEventListener(&#039;mousedown&#039;, this.handleDocumentMousedown);
            document.removeEventListener(&#039;scroll&#039;, this.handleDocumentScroll);
        };
        // TODO: adjust on window resize
        /*
        NOTE: the popover is position:fixed, so coordinates are relative to the viewport
        NOTE: the PARENT calls this as well, on window resize. we would have wanted to use the repositioner,
              but need to ensure that all other components have updated size first (for alignmentEl)
        */
        Popover.prototype.updateSize = function () {
            var _a = this.props, alignmentEl = _a.alignmentEl, topAlignmentEl = _a.topAlignmentEl;
            var rootEl = this.rootEl;
            if (!rootEl) {
                return; // not sure why this was null, but we shouldn&#039;t let external components call updateSize() anyway
            }
            var dims = rootEl.getBoundingClientRect(); // only used for width,height
            var alignment = alignmentEl.getBoundingClientRect();
            var top = topAlignmentEl ? topAlignmentEl.getBoundingClientRect().top : alignment.top;
            top = Math.min(top, window.innerHeight - dims.height - PADDING_FROM_VIEWPORT);
            top = Math.max(top, PADDING_FROM_VIEWPORT);
            var left;
            if (this.context.isRtl) {
                left = alignment.right - dims.width;
            }
            else {
                left = alignment.left;
            }
            left = Math.min(left, window.innerWidth - dims.width - PADDING_FROM_VIEWPORT);
            left = Math.max(left, PADDING_FROM_VIEWPORT);
            applyStyle(rootEl, { top: top, left: left });
        };
        return Popover;
    }(BaseComponent));

    var MorePopover = /** @class */ (function (_super) {
        __extends(MorePopover, _super);
        function MorePopover() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.rootElRef = createRef();
            return _this;
        }
        MorePopover.prototype.render = function () {
            var _a = this.context, options = _a.options, dateEnv = _a.dateEnv;
            var props = this.props;
            var date = props.date, hiddenInstances = props.hiddenInstances, todayRange = props.todayRange, dateProfile = props.dateProfile, selectedInstanceId = props.selectedInstanceId;
            var title = dateEnv.format(date, options.dayPopoverFormat);
            return (createElement(DayCellRoot, { date: date, dateProfile: dateProfile, todayRange: todayRange, elRef: this.rootElRef }, function (rootElRef, dayClassNames, dataAttrs) { return (createElement(Popover, { elRef: rootElRef, title: title, extraClassNames: [&#039;fc-more-popover&#039;].concat(dayClassNames), extraAttrs: dataAttrs, onClose: props.onCloseClick, alignmentEl: props.alignmentEl, topAlignmentEl: props.topAlignmentEl },
                createElement(DayCellContent, { date: date, dateProfile: dateProfile, todayRange: todayRange }, function (innerElRef, innerContent) { return (innerContent &amp;&amp;
                    createElement(&quot;div&quot;, { className: &quot;fc-more-popover-misc&quot;, ref: innerElRef }, innerContent)); }),
                props.segs.map(function (seg) {
                    var instanceId = seg.eventRange.instance.instanceId;
                    return (createElement(&quot;div&quot;, { className: &quot;fc-daygrid-event-harness&quot;, key: instanceId, style: {
                            visibility: hiddenInstances[instanceId] ? &#039;hidden&#039; : &#039;&#039;,
                        } }, hasListItemDisplay(seg) ? (createElement(TableListItemEvent, __assign({ seg: seg, isDragging: false, isSelected: instanceId === selectedInstanceId, defaultDisplayEventEnd: false }, getSegMeta(seg, todayRange)))) : (createElement(TableBlockEvent, __assign({ seg: seg, isDragging: false, isResizing: false, isDateSelecting: false, isSelected: instanceId === selectedInstanceId, defaultDisplayEventEnd: false }, getSegMeta(seg, todayRange))))));
                }))); }));
        };
        MorePopover.prototype.positionToHit = function (positionLeft, positionTop, originEl) {
            var rootEl = this.rootElRef.current;
            if (!originEl || !rootEl) { // why?
                return null;
            }
            var originRect = originEl.getBoundingClientRect();
            var elRect = rootEl.getBoundingClientRect();
            var newOriginLeft = elRect.left - originRect.left;
            var newOriginTop = elRect.top - originRect.top;
            var localLeft = positionLeft - newOriginLeft;
            var localTop = positionTop - newOriginTop;
            var date = this.props.date;
            if ( // ugly way to detect intersection
            localLeft &gt;= 0 &amp;&amp; localLeft &lt; elRect.width &amp;&amp;
                localTop &gt;= 0 &amp;&amp; localTop &lt; elRect.height) {
                return {
                    dateSpan: {
                        allDay: true,
                        range: { start: date, end: addDays(date, 1) },
                    },
                    dayEl: rootEl,
                    relativeRect: {
                        left: newOriginLeft,
                        top: newOriginTop,
                        right: elRect.width,
                        bottom: elRect.height,
                    },
                    layer: 1,
                };
            }
            return null;
        };
        return MorePopover;
    }(DateComponent));

    var Table = /** @class */ (function (_super) {
        __extends(Table, _super);
        function Table() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.splitBusinessHourSegs = memoize(splitSegsByRow);
            _this.splitBgEventSegs = memoize(splitSegsByRow);
            _this.splitFgEventSegs = memoize(splitSegsByRow);
            _this.splitDateSelectionSegs = memoize(splitSegsByRow);
            _this.splitEventDrag = memoize(splitInteractionByRow);
            _this.splitEventResize = memoize(splitInteractionByRow);
            _this.buildBuildMoreLinkText = memoize(buildBuildMoreLinkText);
            _this.morePopoverRef = createRef();
            _this.rowRefs = new RefMap();
            _this.state = {
                morePopoverState: null,
            };
            _this.handleRootEl = function (rootEl) {
                _this.rootEl = rootEl;
                setRef(_this.props.elRef, rootEl);
            };
            // TODO: bad names &quot;more link click&quot; versus &quot;more click&quot;
            _this.handleMoreLinkClick = function (arg) {
                var context = _this.context;
                var dateEnv = context.dateEnv;
                var clickOption = context.options.moreLinkClick;
                function segForPublic(seg) {
                    var _a = seg.eventRange, def = _a.def, instance = _a.instance, range = _a.range;
                    return {
                        event: new EventApi(context, def, instance),
                        start: dateEnv.toDate(range.start),
                        end: dateEnv.toDate(range.end),
                        isStart: seg.isStart,
                        isEnd: seg.isEnd,
                    };
                }
                if (typeof clickOption === &#039;function&#039;) {
                    clickOption = clickOption({
                        date: dateEnv.toDate(arg.date),
                        allDay: true,
                        allSegs: arg.allSegs.map(segForPublic),
                        hiddenSegs: arg.hiddenSegs.map(segForPublic),
                        jsEvent: arg.ev,
                        view: context.viewApi,
                    }); // hack to handle void
                }
                if (!clickOption || clickOption === &#039;popover&#039;) {
                    _this.setState({
                        morePopoverState: __assign(__assign({}, arg), { currentFgEventSegs: _this.props.fgEventSegs, fromRow: arg.fromRow, fromCol: arg.fromCol }),
                    });
                }
                else if (typeof clickOption === &#039;string&#039;) { // a view name
                    context.calendarApi.zoomTo(arg.date, clickOption);
                }
            };
            _this.handleMorePopoverClose = function () {
                _this.setState({
                    morePopoverState: null,
                });
            };
            return _this;
        }
        Table.prototype.render = function () {
            var _this = this;
            var props = this.props;
            var dateProfile = props.dateProfile, dayMaxEventRows = props.dayMaxEventRows, dayMaxEvents = props.dayMaxEvents, expandRows = props.expandRows;
            var morePopoverState = this.state.morePopoverState;
            var rowCnt = props.cells.length;
            var businessHourSegsByRow = this.splitBusinessHourSegs(props.businessHourSegs, rowCnt);
            var bgEventSegsByRow = this.splitBgEventSegs(props.bgEventSegs, rowCnt);
            var fgEventSegsByRow = this.splitFgEventSegs(props.fgEventSegs, rowCnt);
            var dateSelectionSegsByRow = this.splitDateSelectionSegs(props.dateSelectionSegs, rowCnt);
            var eventDragByRow = this.splitEventDrag(props.eventDrag, rowCnt);
            var eventResizeByRow = this.splitEventResize(props.eventResize, rowCnt);
            var buildMoreLinkText = this.buildBuildMoreLinkText(this.context.options.moreLinkText);
            var limitViaBalanced = dayMaxEvents === true || dayMaxEventRows === true;
            // if rows can&#039;t expand to fill fixed height, can&#039;t do balanced-height event limit
            // TODO: best place to normalize these options?
            if (limitViaBalanced &amp;&amp; !expandRows) {
                limitViaBalanced = false;
                dayMaxEventRows = null;
                dayMaxEvents = null;
            }
            var classNames = [
                &#039;fc-daygrid-body&#039;,
                limitViaBalanced ? &#039;fc-daygrid-body-balanced&#039; : &#039;fc-daygrid-body-unbalanced&#039;,
                expandRows ? &#039;&#039; : &#039;fc-daygrid-body-natural&#039;,
            ];
            return (createElement(&quot;div&quot;, { className: classNames.join(&#039; &#039;), ref: this.handleRootEl, style: {
                    // these props are important to give this wrapper correct dimensions for interactions
                    // TODO: if we set it here, can we avoid giving to inner tables?
                    width: props.clientWidth,
                    minWidth: props.tableMinWidth,
                } },
                createElement(NowTimer, { unit: &quot;day&quot; }, function (nowDate, todayRange) { return (createElement(Fragment, null,
                    createElement(&quot;table&quot;, { className: &quot;fc-scrollgrid-sync-table&quot;, style: {
                            width: props.clientWidth,
                            minWidth: props.tableMinWidth,
                            height: expandRows ? props.clientHeight : &#039;&#039;,
                        } },
                        props.colGroupNode,
                        createElement(&quot;tbody&quot;, null, props.cells.map(function (cells, row) { return (createElement(TableRow, { ref: _this.rowRefs.createRef(row), key: cells.length
                                ? cells[0].date.toISOString() /* best? or put key on cell? or use diff formatter? */
                                : row // in case there are no cells (like when resource view is loading)
                            , showDayNumbers: rowCnt &gt; 1, showWeekNumbers: props.showWeekNumbers, todayRange: todayRange, dateProfile: dateProfile, cells: cells, renderIntro: props.renderRowIntro, businessHourSegs: businessHourSegsByRow[row], eventSelection: props.eventSelection, bgEventSegs: bgEventSegsByRow[row].filter(isSegAllDay) /* hack */, fgEventSegs: fgEventSegsByRow[row], dateSelectionSegs: dateSelectionSegsByRow[row], eventDrag: eventDragByRow[row], eventResize: eventResizeByRow[row], dayMaxEvents: dayMaxEvents, dayMaxEventRows: dayMaxEventRows, clientWidth: props.clientWidth, clientHeight: props.clientHeight, buildMoreLinkText: buildMoreLinkText, onMoreClick: function (arg) {
                                _this.handleMoreLinkClick(__assign(__assign({}, arg), { fromRow: row }));
                            } })); }))),
                    (!props.forPrint &amp;&amp; morePopoverState &amp;&amp; morePopoverState.currentFgEventSegs === props.fgEventSegs) &amp;&amp; (createElement(MorePopover, { ref: _this.morePopoverRef, date: morePopoverState.date, dateProfile: dateProfile, segs: morePopoverState.allSegs, alignmentEl: morePopoverState.dayEl, topAlignmentEl: rowCnt === 1 ? props.headerAlignElRef.current : null, onCloseClick: _this.handleMorePopoverClose, selectedInstanceId: props.eventSelection, hiddenInstances: // yuck
                        (props.eventDrag ? props.eventDrag.affectedInstances : null) ||
                            (props.eventResize ? props.eventResize.affectedInstances : null) ||
                            {}, todayRange: todayRange })))); })));
        };
        // Hit System
        // ----------------------------------------------------------------------------------------------------
        Table.prototype.prepareHits = function () {
            this.rowPositions = new PositionCache(this.rootEl, this.rowRefs.collect().map(function (rowObj) { return rowObj.getCellEls()[0]; }), // first cell el in each row. TODO: not optimal
            false, true);
            this.colPositions = new PositionCache(this.rootEl, this.rowRefs.currentMap[0].getCellEls(), // cell els in first row
            true, // horizontal
            false);
        };
        Table.prototype.positionToHit = function (leftPosition, topPosition) {
            var morePopover = this.morePopoverRef.current;
            var morePopoverHit = morePopover ? morePopover.positionToHit(leftPosition, topPosition, this.rootEl) : null;
            var morePopoverState = this.state.morePopoverState;
            if (morePopoverHit) {
                return __assign({ row: morePopoverState.fromRow, col: morePopoverState.fromCol }, morePopoverHit);
            }
            var _a = this, colPositions = _a.colPositions, rowPositions = _a.rowPositions;
            var col = colPositions.leftToIndex(leftPosition);
            var row = rowPositions.topToIndex(topPosition);
            if (row != null &amp;&amp; col != null) {
                return {
                    row: row,
                    col: col,
                    dateSpan: {
                        range: this.getCellRange(row, col),
                        allDay: true,
                    },
                    dayEl: this.getCellEl(row, col),
                    relativeRect: {
                        left: colPositions.lefts[col],
                        right: colPositions.rights[col],
                        top: rowPositions.tops[row],
                        bottom: rowPositions.bottoms[row],
                    },
                };
            }
            return null;
        };
        Table.prototype.getCellEl = function (row, col) {
            return this.rowRefs.currentMap[row].getCellEls()[col]; // TODO: not optimal
        };
        Table.prototype.getCellRange = function (row, col) {
            var start = this.props.cells[row][col].date;
            var end = addDays(start, 1);
            return { start: start, end: end };
        };
        return Table;
    }(DateComponent));
    function buildBuildMoreLinkText(moreLinkTextInput) {
        if (typeof moreLinkTextInput === &#039;function&#039;) {
            return moreLinkTextInput;
        }
        return function (num) { return &quot;+&quot; + num + &quot; &quot; + moreLinkTextInput; };
    }
    function isSegAllDay(seg) {
        return seg.eventRange.def.allDay;
    }

    var DayTableSlicer = /** @class */ (function (_super) {
        __extends(DayTableSlicer, _super);
        function DayTableSlicer() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.forceDayIfListItem = true;
            return _this;
        }
        DayTableSlicer.prototype.sliceRange = function (dateRange, dayTableModel) {
            return dayTableModel.sliceRange(dateRange);
        };
        return DayTableSlicer;
    }(Slicer));

    var DayTable = /** @class */ (function (_super) {
        __extends(DayTable, _super);
        function DayTable() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.slicer = new DayTableSlicer();
            _this.tableRef = createRef();
            _this.handleRootEl = function (rootEl) {
                if (rootEl) {
                    _this.context.registerInteractiveComponent(_this, { el: rootEl });
                }
                else {
                    _this.context.unregisterInteractiveComponent(_this);
                }
            };
            return _this;
        }
        DayTable.prototype.render = function () {
            var _a = this, props = _a.props, context = _a.context;
            return (createElement(Table, __assign({ ref: this.tableRef, elRef: this.handleRootEl }, this.slicer.sliceProps(props, props.dateProfile, props.nextDayThreshold, context, props.dayTableModel), { dateProfile: props.dateProfile, cells: props.dayTableModel.cells, colGroupNode: props.colGroupNode, tableMinWidth: props.tableMinWidth, renderRowIntro: props.renderRowIntro, dayMaxEvents: props.dayMaxEvents, dayMaxEventRows: props.dayMaxEventRows, showWeekNumbers: props.showWeekNumbers, expandRows: props.expandRows, headerAlignElRef: props.headerAlignElRef, clientWidth: props.clientWidth, clientHeight: props.clientHeight, forPrint: props.forPrint })));
        };
        DayTable.prototype.prepareHits = function () {
            this.tableRef.current.prepareHits();
        };
        DayTable.prototype.queryHit = function (positionLeft, positionTop) {
            var rawHit = this.tableRef.current.positionToHit(positionLeft, positionTop);
            if (rawHit) {
                return {
                    component: this,
                    dateSpan: rawHit.dateSpan,
                    dayEl: rawHit.dayEl,
                    rect: {
                        left: rawHit.relativeRect.left,
                        right: rawHit.relativeRect.right,
                        top: rawHit.relativeRect.top,
                        bottom: rawHit.relativeRect.bottom,
                    },
                    layer: 0,
                };
            }
            return null;
        };
        return DayTable;
    }(DateComponent));

    var DayTableView = /** @class */ (function (_super) {
        __extends(DayTableView, _super);
        function DayTableView() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.buildDayTableModel = memoize(buildDayTableModel);
            _this.headerRef = createRef();
            _this.tableRef = createRef();
            return _this;
        }
        DayTableView.prototype.render = function () {
            var _this = this;
            var _a = this.context, options = _a.options, dateProfileGenerator = _a.dateProfileGenerator;
            var props = this.props;
            var dayTableModel = this.buildDayTableModel(props.dateProfile, dateProfileGenerator);
            var headerContent = options.dayHeaders &amp;&amp; (createElement(DayHeader, { ref: this.headerRef, dateProfile: props.dateProfile, dates: dayTableModel.headerDates, datesRepDistinctDays: dayTableModel.rowCnt === 1 }));
            var bodyContent = function (contentArg) { return (createElement(DayTable, { ref: _this.tableRef, dateProfile: props.dateProfile, dayTableModel: dayTableModel, businessHours: props.businessHours, dateSelection: props.dateSelection, eventStore: props.eventStore, eventUiBases: props.eventUiBases, eventSelection: props.eventSelection, eventDrag: props.eventDrag, eventResize: props.eventResize, nextDayThreshold: options.nextDayThreshold, colGroupNode: contentArg.tableColGroupNode, tableMinWidth: contentArg.tableMinWidth, dayMaxEvents: options.dayMaxEvents, dayMaxEventRows: options.dayMaxEventRows, showWeekNumbers: options.weekNumbers, expandRows: !props.isHeightAuto, headerAlignElRef: _this.headerElRef, clientWidth: contentArg.clientWidth, clientHeight: contentArg.clientHeight, forPrint: props.forPrint })); };
            return options.dayMinWidth
                ? this.renderHScrollLayout(headerContent, bodyContent, dayTableModel.colCnt, options.dayMinWidth)
                : this.renderSimpleLayout(headerContent, bodyContent);
        };
        return DayTableView;
    }(TableView));
    function buildDayTableModel(dateProfile, dateProfileGenerator) {
        var daySeries = new DaySeriesModel(dateProfile.renderRange, dateProfileGenerator);
        return new DayTableModel(daySeries, /year|month|week/.test(dateProfile.currentRangeUnit));
    }

    var TableDateProfileGenerator = /** @class */ (function (_super) {
        __extends(TableDateProfileGenerator, _super);
        function TableDateProfileGenerator() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        // Computes the date range that will be rendered.
        TableDateProfileGenerator.prototype.buildRenderRange = function (currentRange, currentRangeUnit, isRangeAllDay) {
            var dateEnv = this.props.dateEnv;
            var renderRange = _super.prototype.buildRenderRange.call(this, currentRange, currentRangeUnit, isRangeAllDay);
            var start = renderRange.start;
            var end = renderRange.end;
            var endOfWeek;
            // year and month views should be aligned with weeks. this is already done for week
            if (/^(year|month)$/.test(currentRangeUnit)) {
                start = dateEnv.startOfWeek(start);
                // make end-of-week if not already
                endOfWeek = dateEnv.startOfWeek(end);
                if (endOfWeek.valueOf() !== end.valueOf()) {
                    end = addWeeks(endOfWeek, 1);
                }
            }
            // ensure 6 weeks
            if (this.props.monthMode &amp;&amp;
                this.props.fixedWeekCount) {
                var rowCnt = Math.ceil(// could be partial weeks due to hiddenDays
                diffWeeks(start, end));
                end = addWeeks(end, 6 - rowCnt);
            }
            return { start: start, end: end };
        };
        return TableDateProfileGenerator;
    }(DateProfileGenerator));

    var OPTION_REFINERS$1 = {
        moreLinkClick: identity,
        moreLinkClassNames: identity,
        moreLinkContent: identity,
        moreLinkDidMount: identity,
        moreLinkWillUnmount: identity,
    };

    var dayGridPlugin = createPlugin({
        initialView: &#039;dayGridMonth&#039;,
        optionRefiners: OPTION_REFINERS$1,
        views: {
            dayGrid: {
                component: DayTableView,
                dateProfileGeneratorClass: TableDateProfileGenerator,
            },
            dayGridDay: {
                type: &#039;dayGrid&#039;,
                duration: { days: 1 },
            },
            dayGridWeek: {
                type: &#039;dayGrid&#039;,
                duration: { weeks: 1 },
            },
            dayGridMonth: {
                type: &#039;dayGrid&#039;,
                duration: { months: 1 },
                monthMode: true,
                fixedWeekCount: true,
            },
        },
    });

    var AllDaySplitter = /** @class */ (function (_super) {
        __extends(AllDaySplitter, _super);
        function AllDaySplitter() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        AllDaySplitter.prototype.getKeyInfo = function () {
            return {
                allDay: {},
                timed: {},
            };
        };
        AllDaySplitter.prototype.getKeysForDateSpan = function (dateSpan) {
            if (dateSpan.allDay) {
                return [&#039;allDay&#039;];
            }
            return [&#039;timed&#039;];
        };
        AllDaySplitter.prototype.getKeysForEventDef = function (eventDef) {
            if (!eventDef.allDay) {
                return [&#039;timed&#039;];
            }
            if (hasBgRendering(eventDef)) {
                return [&#039;timed&#039;, &#039;allDay&#039;];
            }
            return [&#039;allDay&#039;];
        };
        return AllDaySplitter;
    }(Splitter));

    var DEFAULT_SLAT_LABEL_FORMAT = createFormatter({
        hour: &#039;numeric&#039;,
        minute: &#039;2-digit&#039;,
        omitZeroMinute: true,
        meridiem: &#039;short&#039;,
    });
    function TimeColsAxisCell(props) {
        var classNames = [
            &#039;fc-timegrid-slot&#039;,
            &#039;fc-timegrid-slot-label&#039;,
            props.isLabeled ? &#039;fc-scrollgrid-shrink&#039; : &#039;fc-timegrid-slot-minor&#039;,
        ];
        return (createElement(ViewContextType.Consumer, null, function (context) {
            if (!props.isLabeled) {
                return (createElement(&quot;td&quot;, { className: classNames.join(&#039; &#039;), &quot;data-time&quot;: props.isoTimeStr }));
            }
            var dateEnv = context.dateEnv, options = context.options, viewApi = context.viewApi;
            var labelFormat = // TODO: fully pre-parse
             options.slotLabelFormat == null ? DEFAULT_SLAT_LABEL_FORMAT :
                Array.isArray(options.slotLabelFormat) ? createFormatter(options.slotLabelFormat[0]) :
                    createFormatter(options.slotLabelFormat);
            var hookProps = {
                level: 0,
                time: props.time,
                date: dateEnv.toDate(props.date),
                view: viewApi,
                text: dateEnv.format(props.date, labelFormat),
            };
            return (createElement(RenderHook, { hookProps: hookProps, classNames: options.slotLabelClassNames, content: options.slotLabelContent, defaultContent: renderInnerContent$3, didMount: options.slotLabelDidMount, willUnmount: options.slotLabelWillUnmount }, function (rootElRef, customClassNames, innerElRef, innerContent) { return (createElement(&quot;td&quot;, { ref: rootElRef, className: classNames.concat(customClassNames).join(&#039; &#039;), &quot;data-time&quot;: props.isoTimeStr },
                createElement(&quot;div&quot;, { className: &quot;fc-timegrid-slot-label-frame fc-scrollgrid-shrink-frame&quot; },
                    createElement(&quot;div&quot;, { className: &quot;fc-timegrid-slot-label-cushion fc-scrollgrid-shrink-cushion&quot;, ref: innerElRef }, innerContent)))); }));
        }));
    }
    function renderInnerContent$3(props) {
        return props.text;
    }

    var TimeBodyAxis = /** @class */ (function (_super) {
        __extends(TimeBodyAxis, _super);
        function TimeBodyAxis() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        TimeBodyAxis.prototype.render = function () {
            return this.props.slatMetas.map(function (slatMeta) { return (createElement(&quot;tr&quot;, { key: slatMeta.key },
                createElement(TimeColsAxisCell, __assign({}, slatMeta)))); });
        };
        return TimeBodyAxis;
    }(BaseComponent));

    var DEFAULT_WEEK_NUM_FORMAT$1 = createFormatter({ week: &#039;short&#039; });
    var AUTO_ALL_DAY_MAX_EVENT_ROWS = 5;
    var TimeColsView = /** @class */ (function (_super) {
        __extends(TimeColsView, _super);
        function TimeColsView() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.allDaySplitter = new AllDaySplitter(); // for use by subclasses
            _this.headerElRef = createRef();
            _this.rootElRef = createRef();
            _this.scrollerElRef = createRef();
            _this.state = {
                slatCoords: null,
            };
            _this.handleScrollTopRequest = function (scrollTop) {
                var scrollerEl = _this.scrollerElRef.current;
                if (scrollerEl) { // TODO: not sure how this could ever be null. weirdness with the reducer
                    scrollerEl.scrollTop = scrollTop;
                }
            };
            /* Header Render Methods
            ------------------------------------------------------------------------------------------------------------------*/
            _this.renderHeadAxis = function (rowKey, frameHeight) {
                if (frameHeight === void 0) { frameHeight = &#039;&#039;; }
                var options = _this.context.options;
                var dateProfile = _this.props.dateProfile;
                var range = dateProfile.renderRange;
                var dayCnt = diffDays(range.start, range.end);
                var navLinkAttrs = (options.navLinks &amp;&amp; dayCnt === 1) // only do in day views (to avoid doing in week views that dont need it)
                    ? { &#039;data-navlink&#039;: buildNavLinkData(range.start, &#039;week&#039;), tabIndex: 0 }
                    : {};
                if (options.weekNumbers &amp;&amp; rowKey === &#039;day&#039;) {
                    return (createElement(WeekNumberRoot, { date: range.start, defaultFormat: DEFAULT_WEEK_NUM_FORMAT$1 }, function (rootElRef, classNames, innerElRef, innerContent) { return (createElement(&quot;th&quot;, { ref: rootElRef, className: [
                            &#039;fc-timegrid-axis&#039;,
                            &#039;fc-scrollgrid-shrink&#039;,
                        ].concat(classNames).join(&#039; &#039;) },
                        createElement(&quot;div&quot;, { className: &quot;fc-timegrid-axis-frame fc-scrollgrid-shrink-frame fc-timegrid-axis-frame-liquid&quot;, style: { height: frameHeight } },
                            createElement(&quot;a&quot;, __assign({ ref: innerElRef, className: &quot;fc-timegrid-axis-cushion fc-scrollgrid-shrink-cushion fc-scrollgrid-sync-inner&quot; }, navLinkAttrs), innerContent)))); }));
                }
                return (createElement(&quot;th&quot;, { className: &quot;fc-timegrid-axis&quot; },
                    createElement(&quot;div&quot;, { className: &quot;fc-timegrid-axis-frame&quot;, style: { height: frameHeight } })));
            };
            /* Table Component Render Methods
            ------------------------------------------------------------------------------------------------------------------*/
            // only a one-way height sync. we don&#039;t send the axis inner-content height to the DayGrid,
            // but DayGrid still needs to have classNames on inner elements in order to measure.
            _this.renderTableRowAxis = function (rowHeight) {
                var _a = _this.context, options = _a.options, viewApi = _a.viewApi;
                var hookProps = {
                    text: options.allDayText,
                    view: viewApi,
                };
                return (
                // TODO: make reusable hook. used in list view too
                createElement(RenderHook, { hookProps: hookProps, classNames: options.allDayClassNames, content: options.allDayContent, defaultContent: renderAllDayInner, didMount: options.allDayDidMount, willUnmount: options.allDayWillUnmount }, function (rootElRef, classNames, innerElRef, innerContent) { return (createElement(&quot;td&quot;, { ref: rootElRef, className: [
                        &#039;fc-timegrid-axis&#039;,
                        &#039;fc-scrollgrid-shrink&#039;,
                    ].concat(classNames).join(&#039; &#039;) },
                    createElement(&quot;div&quot;, { className: &#039;fc-timegrid-axis-frame fc-scrollgrid-shrink-frame&#039; + (rowHeight == null ? &#039; fc-timegrid-axis-frame-liquid&#039; : &#039;&#039;), style: { height: rowHeight } },
                        createElement(&quot;span&quot;, { className: &quot;fc-timegrid-axis-cushion fc-scrollgrid-shrink-cushion fc-scrollgrid-sync-inner&quot;, ref: innerElRef }, innerContent)))); }));
            };
            _this.handleSlatCoords = function (slatCoords) {
                _this.setState({ slatCoords: slatCoords });
            };
            return _this;
        }
        // rendering
        // ----------------------------------------------------------------------------------------------------
        TimeColsView.prototype.renderSimpleLayout = function (headerRowContent, allDayContent, timeContent) {
            var _a = this, context = _a.context, props = _a.props;
            var sections = [];
            var stickyHeaderDates = getStickyHeaderDates(context.options);
            if (headerRowContent) {
                sections.push({
                    type: &#039;header&#039;,
                    key: &#039;header&#039;,
                    isSticky: stickyHeaderDates,
                    chunk: {
                        elRef: this.headerElRef,
                        tableClassName: &#039;fc-col-header&#039;,
                        rowContent: headerRowContent,
                    },
                });
            }
            if (allDayContent) {
                sections.push({
                    type: &#039;body&#039;,
                    key: &#039;all-day&#039;,
                    chunk: { content: allDayContent },
                });
                sections.push({
                    type: &#039;body&#039;,
                    key: &#039;all-day-divider&#039;,
                    outerContent: ( // TODO: rename to cellContent so don&#039;t need to define &lt;tr&gt;?
                    createElement(&quot;tr&quot;, { className: &quot;fc-scrollgrid-section&quot; },
                        createElement(&quot;td&quot;, { className: &#039;fc-timegrid-divider &#039; + context.theme.getClass(&#039;tableCellShaded&#039;) }))),
                });
            }
            sections.push({
                type: &#039;body&#039;,
                key: &#039;body&#039;,
                liquid: true,
                expandRows: Boolean(context.options.expandRows),
                chunk: {
                    scrollerElRef: this.scrollerElRef,
                    content: timeContent,
                },
            });
            return (createElement(ViewRoot, { viewSpec: context.viewSpec, elRef: this.rootElRef }, function (rootElRef, classNames) { return (createElement(&quot;div&quot;, { className: [&#039;fc-timegrid&#039;].concat(classNames).join(&#039; &#039;), ref: rootElRef },
                createElement(SimpleScrollGrid, { liquid: !props.isHeightAuto &amp;&amp; !props.forPrint, cols: [{ width: &#039;shrink&#039; }], sections: sections }))); }));
        };
        TimeColsView.prototype.renderHScrollLayout = function (headerRowContent, allDayContent, timeContent, colCnt, dayMinWidth, slatMetas, slatCoords) {
            var _this = this;
            var ScrollGrid = this.context.pluginHooks.scrollGridImpl;
            if (!ScrollGrid) {
                throw new Error(&#039;No ScrollGrid implementation&#039;);
            }
            var _a = this, context = _a.context, props = _a.props;
            var stickyHeaderDates = !props.forPrint &amp;&amp; getStickyHeaderDates(context.options);
            var stickyFooterScrollbar = !props.forPrint &amp;&amp; getStickyFooterScrollbar(context.options);
            var sections = [];
            if (headerRowContent) {
                sections.push({
                    type: &#039;header&#039;,
                    key: &#039;header&#039;,
                    isSticky: stickyHeaderDates,
                    syncRowHeights: true,
                    chunks: [
                        {
                            key: &#039;axis&#039;,
                            rowContent: function (arg) { return (createElement(&quot;tr&quot;, null, _this.renderHeadAxis(&#039;day&#039;, arg.rowSyncHeights[0]))); },
                        },
                        {
                            key: &#039;cols&#039;,
                            elRef: this.headerElRef,
                            tableClassName: &#039;fc-col-header&#039;,
                            rowContent: headerRowContent,
                        },
                    ],
                });
            }
            if (allDayContent) {
                sections.push({
                    type: &#039;body&#039;,
                    key: &#039;all-day&#039;,
                    syncRowHeights: true,
                    chunks: [
                        {
                            key: &#039;axis&#039;,
                            rowContent: function (contentArg) { return (createElement(&quot;tr&quot;, null, _this.renderTableRowAxis(contentArg.rowSyncHeights[0]))); },
                        },
                        {
                            key: &#039;cols&#039;,
                            content: allDayContent,
                        },
                    ],
                });
                sections.push({
                    key: &#039;all-day-divider&#039;,
                    type: &#039;body&#039;,
                    outerContent: ( // TODO: rename to cellContent so don&#039;t need to define &lt;tr&gt;?
                    createElement(&quot;tr&quot;, { className: &quot;fc-scrollgrid-section&quot; },
                        createElement(&quot;td&quot;, { colSpan: 2, className: &#039;fc-timegrid-divider &#039; + context.theme.getClass(&#039;tableCellShaded&#039;) }))),
                });
            }
            var isNowIndicator = context.options.nowIndicator;
            sections.push({
                type: &#039;body&#039;,
                key: &#039;body&#039;,
                liquid: true,
                expandRows: Boolean(context.options.expandRows),
                chunks: [
                    {
                        key: &#039;axis&#039;,
                        content: function (arg) { return (
                        // TODO: make this now-indicator arrow more DRY with TimeColsContent
                        createElement(&quot;div&quot;, { className: &quot;fc-timegrid-axis-chunk&quot; },
                            createElement(&quot;table&quot;, { style: { height: arg.expandRows ? arg.clientHeight : &#039;&#039; } },
                                arg.tableColGroupNode,
                                createElement(&quot;tbody&quot;, null,
                                    createElement(TimeBodyAxis, { slatMetas: slatMetas }))),
                            createElement(&quot;div&quot;, { className: &quot;fc-timegrid-now-indicator-container&quot; },
                                createElement(NowTimer, { unit: isNowIndicator ? &#039;minute&#039; : &#039;day&#039; /* hacky */ }, function (nowDate) {
                                    var nowIndicatorTop = isNowIndicator &amp;&amp;
                                        slatCoords &amp;&amp;
                                        slatCoords.safeComputeTop(nowDate); // might return void
                                    if (typeof nowIndicatorTop === &#039;number&#039;) {
                                        return (createElement(NowIndicatorRoot, { isAxis: true, date: nowDate }, function (rootElRef, classNames, innerElRef, innerContent) { return (createElement(&quot;div&quot;, { ref: rootElRef, className: [&#039;fc-timegrid-now-indicator-arrow&#039;].concat(classNames).join(&#039; &#039;), style: { top: nowIndicatorTop } }, innerContent)); }));
                                    }
                                    return null;
                                })))); },
                    },
                    {
                        key: &#039;cols&#039;,
                        scrollerElRef: this.scrollerElRef,
                        content: timeContent,
                    },
                ],
            });
            if (stickyFooterScrollbar) {
                sections.push({
                    key: &#039;footer&#039;,
                    type: &#039;footer&#039;,
                    isSticky: true,
                    chunks: [
                        {
                            key: &#039;axis&#039;,
                            content: renderScrollShim,
                        },
                        {
                            key: &#039;cols&#039;,
                            content: renderScrollShim,
                        },
                    ],
                });
            }
            return (createElement(ViewRoot, { viewSpec: context.viewSpec, elRef: this.rootElRef }, function (rootElRef, classNames) { return (createElement(&quot;div&quot;, { className: [&#039;fc-timegrid&#039;].concat(classNames).join(&#039; &#039;), ref: rootElRef },
                createElement(ScrollGrid, { liquid: !props.isHeightAuto &amp;&amp; !props.forPrint, colGroups: [
                        { width: &#039;shrink&#039;, cols: [{ width: &#039;shrink&#039; }] },
                        { cols: [{ span: colCnt, minWidth: dayMinWidth }] },
                    ], sections: sections }))); }));
        };
        /* Dimensions
        ------------------------------------------------------------------------------------------------------------------*/
        TimeColsView.prototype.getAllDayMaxEventProps = function () {
            var _a = this.context.options, dayMaxEvents = _a.dayMaxEvents, dayMaxEventRows = _a.dayMaxEventRows;
            if (dayMaxEvents === true || dayMaxEventRows === true) { // is auto?
                dayMaxEvents = undefined;
                dayMaxEventRows = AUTO_ALL_DAY_MAX_EVENT_ROWS; // make sure &quot;auto&quot; goes to a real number
            }
            return { dayMaxEvents: dayMaxEvents, dayMaxEventRows: dayMaxEventRows };
        };
        return TimeColsView;
    }(DateComponent));
    function renderAllDayInner(hookProps) {
        return hookProps.text;
    }

    var TimeColsSlatsCoords = /** @class */ (function () {
        function TimeColsSlatsCoords(positions, dateProfile, slotDuration) {
            this.positions = positions;
            this.dateProfile = dateProfile;
            this.slotDuration = slotDuration;
        }
        TimeColsSlatsCoords.prototype.safeComputeTop = function (date) {
            var dateProfile = this.dateProfile;
            if (rangeContainsMarker(dateProfile.currentRange, date)) {
                var startOfDayDate = startOfDay(date);
                var timeMs = date.valueOf() - startOfDayDate.valueOf();
                if (timeMs &gt;= asRoughMs(dateProfile.slotMinTime) &amp;&amp;
                    timeMs &lt; asRoughMs(dateProfile.slotMaxTime)) {
                    return this.computeTimeTop(createDuration(timeMs));
                }
            }
            return null;
        };
        // Computes the top coordinate, relative to the bounds of the grid, of the given date.
        // A `startOfDayDate` must be given for avoiding ambiguity over how to treat midnight.
        TimeColsSlatsCoords.prototype.computeDateTop = function (when, startOfDayDate) {
            if (!startOfDayDate) {
                startOfDayDate = startOfDay(when);
            }
            return this.computeTimeTop(createDuration(when.valueOf() - startOfDayDate.valueOf()));
        };
        // Computes the top coordinate, relative to the bounds of the grid, of the given time (a Duration).
        // This is a makeshify way to compute the time-top. Assumes all slatMetas dates are uniform.
        // Eventually allow computation with arbirary slat dates.
        TimeColsSlatsCoords.prototype.computeTimeTop = function (duration) {
            var _a = this, positions = _a.positions, dateProfile = _a.dateProfile;
            var len = positions.els.length;
            // floating-point value of # of slots covered
            var slatCoverage = (duration.milliseconds - asRoughMs(dateProfile.slotMinTime)) / asRoughMs(this.slotDuration);
            var slatIndex;
            var slatRemainder;
            // compute a floating-point number for how many slats should be progressed through.
            // from 0 to number of slats (inclusive)
            // constrained because slotMinTime/slotMaxTime might be customized.
            slatCoverage = Math.max(0, slatCoverage);
            slatCoverage = Math.min(len, slatCoverage);
            // an integer index of the furthest whole slat
            // from 0 to number slats (*exclusive*, so len-1)
            slatIndex = Math.floor(slatCoverage);
            slatIndex = Math.min(slatIndex, len - 1);
            // how much further through the slatIndex slat (from 0.0-1.0) must be covered in addition.
            // could be 1.0 if slatCoverage is covering *all* the slots
            slatRemainder = slatCoverage - slatIndex;
            return positions.tops[slatIndex] +
                positions.getHeight(slatIndex) * slatRemainder;
        };
        return TimeColsSlatsCoords;
    }());

    var TimeColsSlatsBody = /** @class */ (function (_super) {
        __extends(TimeColsSlatsBody, _super);
        function TimeColsSlatsBody() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        TimeColsSlatsBody.prototype.render = function () {
            var _a = this, props = _a.props, context = _a.context;
            var options = context.options;
            var slatElRefs = props.slatElRefs;
            return (createElement(&quot;tbody&quot;, null, props.slatMetas.map(function (slatMeta, i) {
                var hookProps = {
                    time: slatMeta.time,
                    date: context.dateEnv.toDate(slatMeta.date),
                    view: context.viewApi,
                };
                var classNames = [
                    &#039;fc-timegrid-slot&#039;,
                    &#039;fc-timegrid-slot-lane&#039;,
                    slatMeta.isLabeled ? &#039;&#039; : &#039;fc-timegrid-slot-minor&#039;,
                ];
                return (createElement(&quot;tr&quot;, { key: slatMeta.key, ref: slatElRefs.createRef(slatMeta.key) },
                    props.axis &amp;&amp; (createElement(TimeColsAxisCell, __assign({}, slatMeta))),
                    createElement(RenderHook, { hookProps: hookProps, classNames: options.slotLaneClassNames, content: options.slotLaneContent, didMount: options.slotLaneDidMount, willUnmount: options.slotLaneWillUnmount }, function (rootElRef, customClassNames, innerElRef, innerContent) { return (createElement(&quot;td&quot;, { ref: rootElRef, className: classNames.concat(customClassNames).join(&#039; &#039;), &quot;data-time&quot;: slatMeta.isoTimeStr }, innerContent)); })));
            })));
        };
        return TimeColsSlatsBody;
    }(BaseComponent));

    /*
    for the horizontal &quot;slats&quot; that run width-wise. Has a time axis on a side. Depends on RTL.
    */
    var TimeColsSlats = /** @class */ (function (_super) {
        __extends(TimeColsSlats, _super);
        function TimeColsSlats() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.rootElRef = createRef();
            _this.slatElRefs = new RefMap();
            return _this;
        }
        TimeColsSlats.prototype.render = function () {
            var _a = this, props = _a.props, context = _a.context;
            return (createElement(&quot;div&quot;, { className: &quot;fc-timegrid-slots&quot;, ref: this.rootElRef },
                createElement(&quot;table&quot;, { className: context.theme.getClass(&#039;table&#039;), style: {
                        minWidth: props.tableMinWidth,
                        width: props.clientWidth,
                        height: props.minHeight,
                    } },
                    props.tableColGroupNode /* relies on there only being a single &lt;col&gt; for the axis */,
                    createElement(TimeColsSlatsBody, { slatElRefs: this.slatElRefs, axis: props.axis, slatMetas: props.slatMetas }))));
        };
        TimeColsSlats.prototype.componentDidMount = function () {
            this.updateSizing();
        };
        TimeColsSlats.prototype.componentDidUpdate = function () {
            this.updateSizing();
        };
        TimeColsSlats.prototype.componentWillUnmount = function () {
            if (this.props.onCoords) {
                this.props.onCoords(null);
            }
        };
        TimeColsSlats.prototype.updateSizing = function () {
            var _a = this, context = _a.context, props = _a.props;
            if (props.onCoords &amp;&amp;
                props.clientWidth !== null // means sizing has stabilized
            ) {
                var rootEl = this.rootElRef.current;
                if (rootEl.offsetHeight) { // not hidden by css
                    props.onCoords(new TimeColsSlatsCoords(new PositionCache(this.rootElRef.current, collectSlatEls(this.slatElRefs.currentMap, props.slatMetas), false, true), this.props.dateProfile, context.options.slotDuration));
                }
            }
        };
        return TimeColsSlats;
    }(BaseComponent));
    function collectSlatEls(elMap, slatMetas) {
        return slatMetas.map(function (slatMeta) { return elMap[slatMeta.key]; });
    }

    function splitSegsByCol(segs, colCnt) {
        var segsByCol = [];
        var i;
        for (i = 0; i &lt; colCnt; i += 1) {
            segsByCol.push([]);
        }
        if (segs) {
            for (i = 0; i &lt; segs.length; i += 1) {
                segsByCol[segs[i].col].push(segs[i]);
            }
        }
        return segsByCol;
    }
    function splitInteractionByCol(ui, colCnt) {
        var byRow = [];
        if (!ui) {
            for (var i = 0; i &lt; colCnt; i += 1) {
                byRow[i] = null;
            }
        }
        else {
            for (var i = 0; i &lt; colCnt; i += 1) {
                byRow[i] = {
                    affectedInstances: ui.affectedInstances,
                    isEvent: ui.isEvent,
                    segs: [],
                };
            }
            for (var _i = 0, _a = ui.segs; _i &lt; _a.length; _i++) {
                var seg = _a[_i];
                byRow[seg.col].segs.push(seg);
            }
        }
        return byRow;
    }

    // UNFORTUNATELY, assigns results to the top/bottom/level/forwardCoord/backwardCoord props of the actual segs.
    // TODO: return hash (by instanceId) of results
    function computeSegCoords(segs, dayDate, slatCoords, eventMinHeight, eventOrderSpecs) {
        computeSegVerticals(segs, dayDate, slatCoords, eventMinHeight);
        return computeSegHorizontals(segs, eventOrderSpecs); // requires top/bottom from computeSegVerticals
    }
    // For each segment in an array, computes and assigns its top and bottom properties
    function computeSegVerticals(segs, dayDate, slatCoords, eventMinHeight) {
        for (var _i = 0, segs_1 = segs; _i &lt; segs_1.length; _i++) {
            var seg = segs_1[_i];
            seg.top = slatCoords.computeDateTop(seg.start, dayDate);
            seg.bottom = Math.max(seg.top + (eventMinHeight || 0), // yuck
            slatCoords.computeDateTop(seg.end, dayDate));
        }
    }
    // Given an array of segments that are all in the same column, sets the backwardCoord and forwardCoord on each.
    // Assumed the segs are already ordered.
    // NOTE: Also reorders the given array by date!
    function computeSegHorizontals(segs, eventOrderSpecs) {
        // IMPORTANT TO CLEAR OLD RESULTS :(
        for (var _i = 0, segs_2 = segs; _i &lt; segs_2.length; _i++) {
            var seg = segs_2[_i];
            seg.level = null;
            seg.forwardCoord = null;
            seg.backwardCoord = null;
            seg.forwardPressure = null;
        }
        segs = sortEventSegs(segs, eventOrderSpecs);
        var level0;
        var levels = buildSlotSegLevels(segs);
        computeForwardSlotSegs(levels);
        if ((level0 = levels[0])) {
            for (var _a = 0, level0_1 = level0; _a &lt; level0_1.length; _a++) {
                var seg = level0_1[_a];
                computeSlotSegPressures(seg);
            }
            for (var _b = 0, level0_2 = level0; _b &lt; level0_2.length; _b++) {
                var seg = level0_2[_b];
                computeSegForwardBack(seg, 0, 0, eventOrderSpecs);
            }
        }
        return segs;
    }
    // Builds an array of segments &quot;levels&quot;. The first level will be the leftmost tier of segments if the calendar is
    // left-to-right, or the rightmost if the calendar is right-to-left. Assumes the segments are already ordered by date.
    function buildSlotSegLevels(segs) {
        var levels = [];
        var i;
        var seg;
        var j;
        for (i = 0; i &lt; segs.length; i += 1) {
            seg = segs[i];
            // go through all the levels and stop on the first level where there are no collisions
            for (j = 0; j &lt; levels.length; j += 1) {
                if (!computeSlotSegCollisions(seg, levels[j]).length) {
                    break;
                }
            }
            seg.level = j;
            (levels[j] || (levels[j] = [])).push(seg);
        }
        return levels;
    }
    // Find all the segments in `otherSegs` that vertically collide with `seg`.
    // Append into an optionally-supplied `results` array and return.
    function computeSlotSegCollisions(seg, otherSegs, results) {
        if (results === void 0) { results = []; }
        for (var i = 0; i &lt; otherSegs.length; i += 1) {
            if (isSlotSegCollision(seg, otherSegs[i])) {
                results.push(otherSegs[i]);
            }
        }
        return results;
    }
    // Do these segments occupy the same vertical space?
    function isSlotSegCollision(seg1, seg2) {
        return seg1.bottom &gt; seg2.top &amp;&amp; seg1.top &lt; seg2.bottom;
    }
    // For every segment, figure out the other segments that are in subsequent
    // levels that also occupy the same vertical space. Accumulate in seg.forwardSegs
    function computeForwardSlotSegs(levels) {
        var i;
        var level;
        var j;
        var seg;
        var k;
        for (i = 0; i &lt; levels.length; i += 1) {
            level = levels[i];
            for (j = 0; j &lt; level.length; j += 1) {
                seg = level[j];
                seg.forwardSegs = [];
                for (k = i + 1; k &lt; levels.length; k += 1) {
                    computeSlotSegCollisions(seg, levels[k], seg.forwardSegs);
                }
            }
        }
    }
    // Figure out which path forward (via seg.forwardSegs) results in the longest path until
    // the furthest edge is reached. The number of segments in this path will be seg.forwardPressure
    function computeSlotSegPressures(seg) {
        var forwardSegs = seg.forwardSegs;
        var forwardPressure = 0;
        var i;
        var forwardSeg;
        if (seg.forwardPressure == null) { // not already computed
            for (i = 0; i &lt; forwardSegs.length; i += 1) {
                forwardSeg = forwardSegs[i];
                // figure out the child&#039;s maximum forward path
                computeSlotSegPressures(forwardSeg);
                // either use the existing maximum, or use the child&#039;s forward pressure
                // plus one (for the forwardSeg itself)
                forwardPressure = Math.max(forwardPressure, 1 + forwardSeg.forwardPressure);
            }
            seg.forwardPressure = forwardPressure;
        }
    }
    // Calculate seg.forwardCoord and seg.backwardCoord for the segment, where both values range
    // from 0 to 1. If the calendar is left-to-right, the seg.backwardCoord maps to &quot;left&quot; and
    // seg.forwardCoord maps to &quot;right&quot; (via percentage). Vice-versa if the calendar is right-to-left.
    //
    // The segment might be part of a &quot;series&quot;, which means consecutive segments with the same pressure
    // who&#039;s width is unknown until an edge has been hit. `seriesBackwardPressure` is the number of
    // segments behind this one in the current series, and `seriesBackwardCoord` is the starting
    // coordinate of the first segment in the series.
    function computeSegForwardBack(seg, seriesBackwardPressure, seriesBackwardCoord, eventOrderSpecs) {
        var forwardSegs = seg.forwardSegs;
        var i;
        if (seg.forwardCoord == null) { // not already computed
            if (!forwardSegs.length) {
                // if there are no forward segments, this segment should butt up against the edge
                seg.forwardCoord = 1;
            }
            else {
                // sort highest pressure first
                sortForwardSegs(forwardSegs, eventOrderSpecs);
                // this segment&#039;s forwardCoord will be calculated from the backwardCoord of the
                // highest-pressure forward segment.
                computeSegForwardBack(forwardSegs[0], seriesBackwardPressure + 1, seriesBackwardCoord, eventOrderSpecs);
                seg.forwardCoord = forwardSegs[0].backwardCoord;
            }
            // calculate the backwardCoord from the forwardCoord. consider the series
            seg.backwardCoord = seg.forwardCoord -
                (seg.forwardCoord - seriesBackwardCoord) / // available width for series
                    (seriesBackwardPressure + 1); // # of segments in the series
            // use this segment&#039;s coordinates to computed the coordinates of the less-pressurized
            // forward segments
            for (i = 0; i &lt; forwardSegs.length; i += 1) {
                computeSegForwardBack(forwardSegs[i], 0, seg.forwardCoord, eventOrderSpecs);
            }
        }
    }
    function sortForwardSegs(forwardSegs, eventOrderSpecs) {
        var objs = forwardSegs.map(buildTimeGridSegCompareObj);
        var specs = [
            // put higher-pressure first
            { field: &#039;forwardPressure&#039;, order: -1 },
            // put segments that are closer to initial edge first (and favor ones with no coords yet)
            { field: &#039;backwardCoord&#039;, order: 1 },
        ].concat(eventOrderSpecs);
        objs.sort(function (obj0, obj1) { return compareByFieldSpecs(obj0, obj1, specs); });
        return objs.map(function (c) { return c._seg; });
    }
    function buildTimeGridSegCompareObj(seg) {
        var obj = buildSegCompareObj(seg);
        obj.forwardPressure = seg.forwardPressure;
        obj.backwardCoord = seg.backwardCoord;
        return obj;
    }

    var DEFAULT_TIME_FORMAT = createFormatter({
        hour: &#039;numeric&#039;,
        minute: &#039;2-digit&#039;,
        meridiem: false,
    });
    var TimeColEvent = /** @class */ (function (_super) {
        __extends(TimeColEvent, _super);
        function TimeColEvent() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        TimeColEvent.prototype.render = function () {
            var classNames = [
                &#039;fc-timegrid-event&#039;,
                &#039;fc-v-event&#039;,
            ];
            if (this.props.isCondensed) {
                classNames.push(&#039;fc-timegrid-event-condensed&#039;);
            }
            return (createElement(StandardEvent, __assign({}, this.props, { defaultTimeFormat: DEFAULT_TIME_FORMAT, extraClassNames: classNames })));
        };
        return TimeColEvent;
    }(BaseComponent));

    var TimeColMisc = /** @class */ (function (_super) {
        __extends(TimeColMisc, _super);
        function TimeColMisc() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        TimeColMisc.prototype.render = function () {
            var props = this.props;
            return (createElement(DayCellContent, { date: props.date, dateProfile: props.dateProfile, todayRange: props.todayRange, extraHookProps: props.extraHookProps }, function (innerElRef, innerContent) { return (innerContent &amp;&amp;
                createElement(&quot;div&quot;, { className: &quot;fc-timegrid-col-misc&quot;, ref: innerElRef }, innerContent)); }));
        };
        return TimeColMisc;
    }(BaseComponent));

    config.timeGridEventCondensedHeight = 30;
    var TimeCol = /** @class */ (function (_super) {
        __extends(TimeCol, _super);
        function TimeCol() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        TimeCol.prototype.render = function () {
            var _this = this;
            var _a = this, props = _a.props, context = _a.context;
            var isSelectMirror = context.options.selectMirror;
            var mirrorSegs = (props.eventDrag &amp;&amp; props.eventDrag.segs) ||
                (props.eventResize &amp;&amp; props.eventResize.segs) ||
                (isSelectMirror &amp;&amp; props.dateSelectionSegs) ||
                [];
            var interactionAffectedInstances = // TODO: messy way to compute this
             (props.eventDrag &amp;&amp; props.eventDrag.affectedInstances) ||
                (props.eventResize &amp;&amp; props.eventResize.affectedInstances) ||
                {};
            return (createElement(DayCellRoot, { elRef: props.elRef, date: props.date, dateProfile: props.dateProfile, todayRange: props.todayRange, extraHookProps: props.extraHookProps }, function (rootElRef, classNames, dataAttrs) { return (createElement(&quot;td&quot;, __assign({ ref: rootElRef, className: [&#039;fc-timegrid-col&#039;].concat(classNames, props.extraClassNames || []).join(&#039; &#039;) }, dataAttrs, props.extraDataAttrs),
                createElement(&quot;div&quot;, { className: &quot;fc-timegrid-col-frame&quot; },
                    createElement(&quot;div&quot;, { className: &quot;fc-timegrid-col-bg&quot; },
                        _this.renderFillSegs(props.businessHourSegs, &#039;non-business&#039;),
                        _this.renderFillSegs(props.bgEventSegs, &#039;bg-event&#039;),
                        _this.renderFillSegs(props.dateSelectionSegs, &#039;highlight&#039;)),
                    createElement(&quot;div&quot;, { className: &quot;fc-timegrid-col-events&quot; }, _this.renderFgSegs(props.fgEventSegs, interactionAffectedInstances)),
                    createElement(&quot;div&quot;, { className: &quot;fc-timegrid-col-events&quot; }, _this.renderFgSegs(mirrorSegs, {}, Boolean(props.eventDrag), Boolean(props.eventResize), Boolean(isSelectMirror))),
                    createElement(&quot;div&quot;, { className: &quot;fc-timegrid-now-indicator-container&quot; }, _this.renderNowIndicator(props.nowIndicatorSegs)),
                    createElement(TimeColMisc, { date: props.date, dateProfile: props.dateProfile, todayRange: props.todayRange, extraHookProps: props.extraHookProps })))); }));
        };
        TimeCol.prototype.renderFgSegs = function (segs, segIsInvisible, isDragging, isResizing, isDateSelecting) {
            var props = this.props;
            if (props.forPrint) {
                return this.renderPrintFgSegs(segs);
            }
            if (props.slatCoords) {
                return this.renderPositionedFgSegs(segs, segIsInvisible, isDragging, isResizing, isDateSelecting);
            }
            return null;
        };
        TimeCol.prototype.renderPrintFgSegs = function (segs) {
            var _a = this, props = _a.props, context = _a.context;
            // not DRY
            segs = sortEventSegs(segs, context.options.eventOrder);
            return segs.map(function (seg) { return (createElement(&quot;div&quot;, { className: &quot;fc-timegrid-event-harness&quot;, key: seg.eventRange.instance.instanceId },
                createElement(TimeColEvent, __assign({ seg: seg, isDragging: false, isResizing: false, isDateSelecting: false, isSelected: false, isCondensed: false }, getSegMeta(seg, props.todayRange, props.nowDate))))); });
        };
        TimeCol.prototype.renderPositionedFgSegs = function (segs, segIsInvisible, isDragging, isResizing, isDateSelecting) {
            var _this = this;
            var _a = this, context = _a.context, props = _a.props;
            // assigns TO THE SEGS THEMSELVES
            // also, receives resorted array
            segs = computeSegCoords(segs, props.date, props.slatCoords, context.options.eventMinHeight, context.options.eventOrder);
            return segs.map(function (seg) {
                var instanceId = seg.eventRange.instance.instanceId;
                var isMirror = isDragging || isResizing || isDateSelecting;
                var positionCss = isMirror
                    // will span entire column width
                    // also, won&#039;t assign z-index, which is good, fc-event-mirror will overpower other harnesses
                    ? __assign({ left: 0, right: 0 }, _this.computeSegTopBottomCss(seg)) : _this.computeFgSegPositionCss(seg);
                return (createElement(&quot;div&quot;, { className: &#039;fc-timegrid-event-harness&#039; + (seg.level &gt; 0 ? &#039; fc-timegrid-event-harness-inset&#039; : &#039;&#039;), key: instanceId, style: __assign({ visibility: segIsInvisible[instanceId] ? &#039;hidden&#039; : &#039;&#039; }, positionCss) },
                    createElement(TimeColEvent, __assign({ seg: seg, isDragging: isDragging, isResizing: isResizing, isDateSelecting: isDateSelecting, isSelected: instanceId === props.eventSelection, isCondensed: (seg.bottom - seg.top) &lt; config.timeGridEventCondensedHeight }, getSegMeta(seg, props.todayRange, props.nowDate)))));
            });
        };
        TimeCol.prototype.renderFillSegs = function (segs, fillType) {
            var _this = this;
            var _a = this, context = _a.context, props = _a.props;
            if (!props.slatCoords) {
                return null;
            }
            // BAD: assigns TO THE SEGS THEMSELVES
            computeSegVerticals(segs, props.date, props.slatCoords, context.options.eventMinHeight);
            var children = segs.map(function (seg) { return (createElement(&quot;div&quot;, { key: buildEventRangeKey(seg.eventRange), className: &quot;fc-timegrid-bg-harness&quot;, style: _this.computeSegTopBottomCss(seg) }, fillType === &#039;bg-event&#039; ?
                createElement(BgEvent, __assign({ seg: seg }, getSegMeta(seg, props.todayRange, props.nowDate))) :
                renderFill(fillType))); });
            return createElement(Fragment, null, children);
        };
        TimeCol.prototype.renderNowIndicator = function (segs) {
            var _a = this.props, slatCoords = _a.slatCoords, date = _a.date;
            if (!slatCoords) {
                return null;
            }
            return segs.map(function (seg, i) { return (createElement(NowIndicatorRoot, { isAxis: false, date: date, 
                // key doesn&#039;t matter. will only ever be one
                key: i }, function (rootElRef, classNames, innerElRef, innerContent) { return (createElement(&quot;div&quot;, { ref: rootElRef, className: [&#039;fc-timegrid-now-indicator-line&#039;].concat(classNames).join(&#039; &#039;), style: { top: slatCoords.computeDateTop(seg.start, date) } }, innerContent)); })); });
        };
        TimeCol.prototype.computeFgSegPositionCss = function (seg) {
            var _a = this.context, isRtl = _a.isRtl, options = _a.options;
            var shouldOverlap = options.slotEventOverlap;
            var backwardCoord = seg.backwardCoord; // the left side if LTR. the right side if RTL. floating-point
            var forwardCoord = seg.forwardCoord; // the right side if LTR. the left side if RTL. floating-point
            var left; // amount of space from left edge, a fraction of the total width
            var right; // amount of space from right edge, a fraction of the total width
            if (shouldOverlap) {
                // double the width, but don&#039;t go beyond the maximum forward coordinate (1.0)
                forwardCoord = Math.min(1, backwardCoord + (forwardCoord - backwardCoord) * 2);
            }
            if (isRtl) {
                left = 1 - forwardCoord;
                right = backwardCoord;
            }
            else {
                left = backwardCoord;
                right = 1 - forwardCoord;
            }
            var props = {
                zIndex: seg.level + 1,
                left: left * 100 + &#039;%&#039;,
                right: right * 100 + &#039;%&#039;,
            };
            if (shouldOverlap &amp;&amp; seg.forwardPressure) {
                // add padding to the edge so that forward stacked events don&#039;t cover the resizer&#039;s icon
                props[isRtl ? &#039;marginLeft&#039; : &#039;marginRight&#039;] = 10 * 2; // 10 is a guesstimate of the icon&#039;s width
            }
            return __assign(__assign({}, props), this.computeSegTopBottomCss(seg));
        };
        TimeCol.prototype.computeSegTopBottomCss = function (seg) {
            return {
                top: seg.top,
                bottom: -seg.bottom,
            };
        };
        return TimeCol;
    }(BaseComponent));

    var TimeColsContent = /** @class */ (function (_super) {
        __extends(TimeColsContent, _super);
        function TimeColsContent() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.splitFgEventSegs = memoize(splitSegsByCol);
            _this.splitBgEventSegs = memoize(splitSegsByCol);
            _this.splitBusinessHourSegs = memoize(splitSegsByCol);
            _this.splitNowIndicatorSegs = memoize(splitSegsByCol);
            _this.splitDateSelectionSegs = memoize(splitSegsByCol);
            _this.splitEventDrag = memoize(splitInteractionByCol);
            _this.splitEventResize = memoize(splitInteractionByCol);
            _this.rootElRef = createRef();
            _this.cellElRefs = new RefMap();
            return _this;
        }
        TimeColsContent.prototype.render = function () {
            var _this = this;
            var _a = this, props = _a.props, context = _a.context;
            var nowIndicatorTop = context.options.nowIndicator &amp;&amp;
                props.slatCoords &amp;&amp;
                props.slatCoords.safeComputeTop(props.nowDate); // might return void
            var colCnt = props.cells.length;
            var fgEventSegsByRow = this.splitFgEventSegs(props.fgEventSegs, colCnt);
            var bgEventSegsByRow = this.splitBgEventSegs(props.bgEventSegs, colCnt);
            var businessHourSegsByRow = this.splitBusinessHourSegs(props.businessHourSegs, colCnt);
            var nowIndicatorSegsByRow = this.splitNowIndicatorSegs(props.nowIndicatorSegs, colCnt);
            var dateSelectionSegsByRow = this.splitDateSelectionSegs(props.dateSelectionSegs, colCnt);
            var eventDragByRow = this.splitEventDrag(props.eventDrag, colCnt);
            var eventResizeByRow = this.splitEventResize(props.eventResize, colCnt);
            return (createElement(&quot;div&quot;, { className: &quot;fc-timegrid-cols&quot;, ref: this.rootElRef },
                createElement(&quot;table&quot;, { style: {
                        minWidth: props.tableMinWidth,
                        width: props.clientWidth,
                    } },
                    props.tableColGroupNode,
                    createElement(&quot;tbody&quot;, null,
                        createElement(&quot;tr&quot;, null,
                            props.axis &amp;&amp; (createElement(&quot;td&quot;, { className: &quot;fc-timegrid-col fc-timegrid-axis&quot; },
                                createElement(&quot;div&quot;, { className: &quot;fc-timegrid-col-frame&quot; },
                                    createElement(&quot;div&quot;, { className: &quot;fc-timegrid-now-indicator-container&quot; }, typeof nowIndicatorTop === &#039;number&#039; &amp;&amp; (createElement(NowIndicatorRoot, { isAxis: true, date: props.nowDate }, function (rootElRef, classNames, innerElRef, innerContent) { return (createElement(&quot;div&quot;, { ref: rootElRef, className: [&#039;fc-timegrid-now-indicator-arrow&#039;].concat(classNames).join(&#039; &#039;), style: { top: nowIndicatorTop } }, innerContent)); })))))),
                            props.cells.map(function (cell, i) { return (createElement(TimeCol, { key: cell.key, elRef: _this.cellElRefs.createRef(cell.key), dateProfile: props.dateProfile, date: cell.date, nowDate: props.nowDate, todayRange: props.todayRange, extraHookProps: cell.extraHookProps, extraDataAttrs: cell.extraDataAttrs, extraClassNames: cell.extraClassNames, fgEventSegs: fgEventSegsByRow[i], bgEventSegs: bgEventSegsByRow[i], businessHourSegs: businessHourSegsByRow[i], nowIndicatorSegs: nowIndicatorSegsByRow[i], dateSelectionSegs: dateSelectionSegsByRow[i], eventDrag: eventDragByRow[i], eventResize: eventResizeByRow[i], slatCoords: props.slatCoords, eventSelection: props.eventSelection, forPrint: props.forPrint })); }))))));
        };
        TimeColsContent.prototype.componentDidMount = function () {
            this.updateCoords();
        };
        TimeColsContent.prototype.componentDidUpdate = function () {
            this.updateCoords();
        };
        TimeColsContent.prototype.updateCoords = function () {
            var props = this.props;
            if (props.onColCoords &amp;&amp;
                props.clientWidth !== null // means sizing has stabilized
            ) {
                props.onColCoords(new PositionCache(this.rootElRef.current, collectCellEls(this.cellElRefs.currentMap, props.cells), true, // horizontal
                false));
            }
        };
        return TimeColsContent;
    }(BaseComponent));
    function collectCellEls(elMap, cells) {
        return cells.map(function (cell) { return elMap[cell.key]; });
    }

    /* A component that renders one or more columns of vertical time slots
    ----------------------------------------------------------------------------------------------------------------------*/
    var TimeCols = /** @class */ (function (_super) {
        __extends(TimeCols, _super);
        function TimeCols() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.processSlotOptions = memoize(processSlotOptions);
            _this.state = {
                slatCoords: null,
            };
            _this.handleScrollRequest = function (request) {
                var onScrollTopRequest = _this.props.onScrollTopRequest;
                var slatCoords = _this.state.slatCoords;
                if (onScrollTopRequest &amp;&amp; slatCoords) {
                    if (request.time) {
                        var top_1 = slatCoords.computeTimeTop(request.time);
                        top_1 = Math.ceil(top_1); // zoom can give weird floating-point values. rather scroll a little bit further
                        if (top_1) {
                            top_1 += 1; // to overcome top border that slots beyond the first have. looks better
                        }
                        onScrollTopRequest(top_1);
                    }
                    return true;
                }
                return false;
            };
            _this.handleColCoords = function (colCoords) {
                _this.colCoords = colCoords;
            };
            _this.handleSlatCoords = function (slatCoords) {
                _this.setState({ slatCoords: slatCoords });
                if (_this.props.onSlatCoords) {
                    _this.props.onSlatCoords(slatCoords);
                }
            };
            return _this;
        }
        TimeCols.prototype.render = function () {
            var _a = this, props = _a.props, state = _a.state;
            return (createElement(&quot;div&quot;, { className: &quot;fc-timegrid-body&quot;, ref: props.rootElRef, style: {
                    // these props are important to give this wrapper correct dimensions for interactions
                    // TODO: if we set it here, can we avoid giving to inner tables?
                    width: props.clientWidth,
                    minWidth: props.tableMinWidth,
                } },
                createElement(TimeColsSlats, { axis: props.axis, dateProfile: props.dateProfile, slatMetas: props.slatMetas, clientWidth: props.clientWidth, minHeight: props.expandRows ? props.clientHeight : &#039;&#039;, tableMinWidth: props.tableMinWidth, tableColGroupNode: props.axis ? props.tableColGroupNode : null /* axis depends on the colgroup&#039;s shrinking */, onCoords: this.handleSlatCoords }),
                createElement(TimeColsContent, { cells: props.cells, axis: props.axis, dateProfile: props.dateProfile, businessHourSegs: props.businessHourSegs, bgEventSegs: props.bgEventSegs, fgEventSegs: props.fgEventSegs, dateSelectionSegs: props.dateSelectionSegs, eventSelection: props.eventSelection, eventDrag: props.eventDrag, eventResize: props.eventResize, todayRange: props.todayRange, nowDate: props.nowDate, nowIndicatorSegs: props.nowIndicatorSegs, clientWidth: props.clientWidth, tableMinWidth: props.tableMinWidth, tableColGroupNode: props.tableColGroupNode, slatCoords: state.slatCoords, onColCoords: this.handleColCoords, forPrint: props.forPrint })));
        };
        TimeCols.prototype.componentDidMount = function () {
            this.scrollResponder = this.context.createScrollResponder(this.handleScrollRequest);
        };
        TimeCols.prototype.componentDidUpdate = function (prevProps) {
            this.scrollResponder.update(prevProps.dateProfile !== this.props.dateProfile);
        };
        TimeCols.prototype.componentWillUnmount = function () {
            this.scrollResponder.detach();
        };
        TimeCols.prototype.positionToHit = function (positionLeft, positionTop) {
            var _a = this.context, dateEnv = _a.dateEnv, options = _a.options;
            var colCoords = this.colCoords;
            var dateProfile = this.props.dateProfile;
            var slatCoords = this.state.slatCoords;
            var _b = this.processSlotOptions(this.props.slotDuration, options.snapDuration), snapDuration = _b.snapDuration, snapsPerSlot = _b.snapsPerSlot;
            var colIndex = colCoords.leftToIndex(positionLeft);
            var slatIndex = slatCoords.positions.topToIndex(positionTop);
            if (colIndex != null &amp;&amp; slatIndex != null) {
                var slatTop = slatCoords.positions.tops[slatIndex];
                var slatHeight = slatCoords.positions.getHeight(slatIndex);
                var partial = (positionTop - slatTop) / slatHeight; // floating point number between 0 and 1
                var localSnapIndex = Math.floor(partial * snapsPerSlot); // the snap # relative to start of slat
                var snapIndex = slatIndex * snapsPerSlot + localSnapIndex;
                var dayDate = this.props.cells[colIndex].date;
                var time = addDurations(dateProfile.slotMinTime, multiplyDuration(snapDuration, snapIndex));
                var start = dateEnv.add(dayDate, time);
                var end = dateEnv.add(start, snapDuration);
                return {
                    col: colIndex,
                    dateSpan: {
                        range: { start: start, end: end },
                        allDay: false,
                    },
                    dayEl: colCoords.els[colIndex],
                    relativeRect: {
                        left: colCoords.lefts[colIndex],
                        right: colCoords.rights[colIndex],
                        top: slatTop,
                        bottom: slatTop + slatHeight,
                    },
                };
            }
            return null;
        };
        return TimeCols;
    }(BaseComponent));
    function processSlotOptions(slotDuration, snapDurationOverride) {
        var snapDuration = snapDurationOverride || slotDuration;
        var snapsPerSlot = wholeDivideDurations(slotDuration, snapDuration);
        if (snapsPerSlot === null) {
            snapDuration = slotDuration;
            snapsPerSlot = 1;
            // TODO: say warning?
        }
        return { snapDuration: snapDuration, snapsPerSlot: snapsPerSlot };
    }

    var DayTimeColsSlicer = /** @class */ (function (_super) {
        __extends(DayTimeColsSlicer, _super);
        function DayTimeColsSlicer() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        DayTimeColsSlicer.prototype.sliceRange = function (range, dayRanges) {
            var segs = [];
            for (var col = 0; col &lt; dayRanges.length; col += 1) {
                var segRange = intersectRanges(range, dayRanges[col]);
                if (segRange) {
                    segs.push({
                        start: segRange.start,
                        end: segRange.end,
                        isStart: segRange.start.valueOf() === range.start.valueOf(),
                        isEnd: segRange.end.valueOf() === range.end.valueOf(),
                        col: col,
                    });
                }
            }
            return segs;
        };
        return DayTimeColsSlicer;
    }(Slicer));

    var DayTimeCols = /** @class */ (function (_super) {
        __extends(DayTimeCols, _super);
        function DayTimeCols() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.buildDayRanges = memoize(buildDayRanges);
            _this.slicer = new DayTimeColsSlicer();
            _this.timeColsRef = createRef();
            _this.handleRootEl = function (rootEl) {
                if (rootEl) {
                    _this.context.registerInteractiveComponent(_this, { el: rootEl });
                }
                else {
                    _this.context.unregisterInteractiveComponent(_this);
                }
            };
            return _this;
        }
        DayTimeCols.prototype.render = function () {
            var _this = this;
            var _a = this, props = _a.props, context = _a.context;
            var dateProfile = props.dateProfile, dayTableModel = props.dayTableModel;
            var isNowIndicator = context.options.nowIndicator;
            var dayRanges = this.buildDayRanges(dayTableModel, dateProfile, context.dateEnv);
            // give it the first row of cells
            // TODO: would move this further down hierarchy, but sliceNowDate needs it
            return (createElement(NowTimer, { unit: isNowIndicator ? &#039;minute&#039; : &#039;day&#039; }, function (nowDate, todayRange) { return (createElement(TimeCols, __assign({ ref: _this.timeColsRef, rootElRef: _this.handleRootEl }, _this.slicer.sliceProps(props, dateProfile, null, context, dayRanges), { forPrint: props.forPrint, axis: props.axis, dateProfile: dateProfile, slatMetas: props.slatMetas, slotDuration: props.slotDuration, cells: dayTableModel.cells[0], tableColGroupNode: props.tableColGroupNode, tableMinWidth: props.tableMinWidth, clientWidth: props.clientWidth, clientHeight: props.clientHeight, expandRows: props.expandRows, nowDate: nowDate, nowIndicatorSegs: isNowIndicator &amp;&amp; _this.slicer.sliceNowDate(nowDate, context, dayRanges), todayRange: todayRange, onScrollTopRequest: props.onScrollTopRequest, onSlatCoords: props.onSlatCoords }))); }));
        };
        DayTimeCols.prototype.queryHit = function (positionLeft, positionTop) {
            var rawHit = this.timeColsRef.current.positionToHit(positionLeft, positionTop);
            if (rawHit) {
                return {
                    component: this,
                    dateSpan: rawHit.dateSpan,
                    dayEl: rawHit.dayEl,
                    rect: {
                        left: rawHit.relativeRect.left,
                        right: rawHit.relativeRect.right,
                        top: rawHit.relativeRect.top,
                        bottom: rawHit.relativeRect.bottom,
                    },
                    layer: 0,
                };
            }
            return null;
        };
        return DayTimeCols;
    }(DateComponent));
    function buildDayRanges(dayTableModel, dateProfile, dateEnv) {
        var ranges = [];
        for (var _i = 0, _a = dayTableModel.headerDates; _i &lt; _a.length; _i++) {
            var date = _a[_i];
            ranges.push({
                start: dateEnv.add(date, dateProfile.slotMinTime),
                end: dateEnv.add(date, dateProfile.slotMaxTime),
            });
        }
        return ranges;
    }

    // potential nice values for the slot-duration and interval-duration
    // from largest to smallest
    var STOCK_SUB_DURATIONS = [
        { hours: 1 },
        { minutes: 30 },
        { minutes: 15 },
        { seconds: 30 },
        { seconds: 15 },
    ];
    function buildSlatMetas(slotMinTime, slotMaxTime, explicitLabelInterval, slotDuration, dateEnv) {
        var dayStart = new Date(0);
        var slatTime = slotMinTime;
        var slatIterator = createDuration(0);
        var labelInterval = explicitLabelInterval || computeLabelInterval(slotDuration);
        var metas = [];
        while (asRoughMs(slatTime) &lt; asRoughMs(slotMaxTime)) {
            var date = dateEnv.add(dayStart, slatTime);
            var isLabeled = wholeDivideDurations(slatIterator, labelInterval) !== null;
            metas.push({
                date: date,
                time: slatTime,
                key: date.toISOString(),
                isoTimeStr: formatIsoTimeString(date),
                isLabeled: isLabeled,
            });
            slatTime = addDurations(slatTime, slotDuration);
            slatIterator = addDurations(slatIterator, slotDuration);
        }
        return metas;
    }
    // Computes an automatic value for slotLabelInterval
    function computeLabelInterval(slotDuration) {
        var i;
        var labelInterval;
        var slotsPerLabel;
        // find the smallest stock label interval that results in more than one slots-per-label
        for (i = STOCK_SUB_DURATIONS.length - 1; i &gt;= 0; i -= 1) {
            labelInterval = createDuration(STOCK_SUB_DURATIONS[i]);
            slotsPerLabel = wholeDivideDurations(labelInterval, slotDuration);
            if (slotsPerLabel !== null &amp;&amp; slotsPerLabel &gt; 1) {
                return labelInterval;
            }
        }
        return slotDuration; // fall back
    }

    var DayTimeColsView = /** @class */ (function (_super) {
        __extends(DayTimeColsView, _super);
        function DayTimeColsView() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.buildTimeColsModel = memoize(buildTimeColsModel);
            _this.buildSlatMetas = memoize(buildSlatMetas);
            return _this;
        }
        DayTimeColsView.prototype.render = function () {
            var _this = this;
            var _a = this.context, options = _a.options, dateEnv = _a.dateEnv, dateProfileGenerator = _a.dateProfileGenerator;
            var props = this.props;
            var dateProfile = props.dateProfile;
            var dayTableModel = this.buildTimeColsModel(dateProfile, dateProfileGenerator);
            var splitProps = this.allDaySplitter.splitProps(props);
            var slatMetas = this.buildSlatMetas(dateProfile.slotMinTime, dateProfile.slotMaxTime, options.slotLabelInterval, options.slotDuration, dateEnv);
            var dayMinWidth = options.dayMinWidth;
            var hasAttachedAxis = !dayMinWidth;
            var hasDetachedAxis = dayMinWidth;
            var headerContent = options.dayHeaders &amp;&amp; (createElement(DayHeader, { dates: dayTableModel.headerDates, dateProfile: dateProfile, datesRepDistinctDays: true, renderIntro: hasAttachedAxis ? this.renderHeadAxis : null }));
            var allDayContent = (options.allDaySlot !== false) &amp;&amp; (function (contentArg) { return (createElement(DayTable, __assign({}, splitProps.allDay, { dateProfile: dateProfile, dayTableModel: dayTableModel, nextDayThreshold: options.nextDayThreshold, tableMinWidth: contentArg.tableMinWidth, colGroupNode: contentArg.tableColGroupNode, renderRowIntro: hasAttachedAxis ? _this.renderTableRowAxis : null, showWeekNumbers: false, expandRows: false, headerAlignElRef: _this.headerElRef, clientWidth: contentArg.clientWidth, clientHeight: contentArg.clientHeight, forPrint: props.forPrint }, _this.getAllDayMaxEventProps()))); });
            var timeGridContent = function (contentArg) { return (createElement(DayTimeCols, __assign({}, splitProps.timed, { dayTableModel: dayTableModel, dateProfile: dateProfile, axis: hasAttachedAxis, slotDuration: options.slotDuration, slatMetas: slatMetas, forPrint: props.forPrint, tableColGroupNode: contentArg.tableColGroupNode, tableMinWidth: contentArg.tableMinWidth, clientWidth: contentArg.clientWidth, clientHeight: contentArg.clientHeight, onSlatCoords: _this.handleSlatCoords, expandRows: contentArg.expandRows, onScrollTopRequest: _this.handleScrollTopRequest }))); };
            return hasDetachedAxis
                ? this.renderHScrollLayout(headerContent, allDayContent, timeGridContent, dayTableModel.colCnt, dayMinWidth, slatMetas, this.state.slatCoords)
                : this.renderSimpleLayout(headerContent, allDayContent, timeGridContent);
        };
        return DayTimeColsView;
    }(TimeColsView));
    function buildTimeColsModel(dateProfile, dateProfileGenerator) {
        var daySeries = new DaySeriesModel(dateProfile.renderRange, dateProfileGenerator);
        return new DayTableModel(daySeries, false);
    }

    var OPTION_REFINERS$2 = {
        allDaySlot: Boolean,
    };

    var timeGridPlugin = createPlugin({
        initialView: &#039;timeGridWeek&#039;,
        optionRefiners: OPTION_REFINERS$2,
        views: {
            timeGrid: {
                component: DayTimeColsView,
                usesMinMaxTime: true,
                allDaySlot: true,
                slotDuration: &#039;00:30:00&#039;,
                slotEventOverlap: true,
            },
            timeGridDay: {
                type: &#039;timeGrid&#039;,
                duration: { days: 1 },
            },
            timeGridWeek: {
                type: &#039;timeGrid&#039;,
                duration: { weeks: 1 },
            },
        },
    });

    var ListViewHeaderRow = /** @class */ (function (_super) {
        __extends(ListViewHeaderRow, _super);
        function ListViewHeaderRow() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        ListViewHeaderRow.prototype.render = function () {
            var _a = this.props, dayDate = _a.dayDate, todayRange = _a.todayRange;
            var _b = this.context, theme = _b.theme, dateEnv = _b.dateEnv, options = _b.options, viewApi = _b.viewApi;
            var dayMeta = getDateMeta(dayDate, todayRange);
            // will ever be falsy?
            var text = options.listDayFormat ? dateEnv.format(dayDate, options.listDayFormat) : &#039;&#039;;
            // will ever be falsy? also, BAD NAME &quot;alt&quot;
            var sideText = options.listDaySideFormat ? dateEnv.format(dayDate, options.listDaySideFormat) : &#039;&#039;;
            var navLinkData = options.navLinks
                ? buildNavLinkData(dayDate)
                : null;
            var hookProps = __assign({ date: dateEnv.toDate(dayDate), view: viewApi, text: text,
                sideText: sideText,
                navLinkData: navLinkData }, dayMeta);
            var classNames = [&#039;fc-list-day&#039;].concat(getDayClassNames(dayMeta, theme));
            // TODO: make a reusable HOC for dayHeader (used in daygrid/timegrid too)
            return (createElement(RenderHook, { hookProps: hookProps, classNames: options.dayHeaderClassNames, content: options.dayHeaderContent, defaultContent: renderInnerContent$4, didMount: options.dayHeaderDidMount, willUnmount: options.dayHeaderWillUnmount }, function (rootElRef, customClassNames, innerElRef, innerContent) { return (createElement(&quot;tr&quot;, { ref: rootElRef, className: classNames.concat(customClassNames).join(&#039; &#039;), &quot;data-date&quot;: formatDayString(dayDate) },
                createElement(&quot;th&quot;, { colSpan: 3 },
                    createElement(&quot;div&quot;, { className: &#039;fc-list-day-cushion &#039; + theme.getClass(&#039;tableCellShaded&#039;), ref: innerElRef }, innerContent)))); }));
        };
        return ListViewHeaderRow;
    }(BaseComponent));
    function renderInnerContent$4(props) {
        var navLinkAttrs = props.navLinkData // is there a type for this?
            ? { &#039;data-navlink&#039;: props.navLinkData, tabIndex: 0 }
            : {};
        return (createElement(Fragment, null,
            props.text &amp;&amp; (createElement(&quot;a&quot;, __assign({ className: &quot;fc-list-day-text&quot; }, navLinkAttrs), props.text)),
            props.sideText &amp;&amp; (createElement(&quot;a&quot;, __assign({ className: &quot;fc-list-day-side-text&quot; }, navLinkAttrs), props.sideText))));
    }

    var DEFAULT_TIME_FORMAT$1 = createFormatter({
        hour: &#039;numeric&#039;,
        minute: &#039;2-digit&#039;,
        meridiem: &#039;short&#039;,
    });
    var ListViewEventRow = /** @class */ (function (_super) {
        __extends(ListViewEventRow, _super);
        function ListViewEventRow() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        ListViewEventRow.prototype.render = function () {
            var _a = this, props = _a.props, context = _a.context;
            var seg = props.seg;
            var timeFormat = context.options.eventTimeFormat || DEFAULT_TIME_FORMAT$1;
            return (createElement(EventRoot, { seg: seg, timeText: &quot;&quot; // BAD. because of all-day content
                , disableDragging: true, disableResizing: true, defaultContent: renderEventInnerContent, isPast: props.isPast, isFuture: props.isFuture, isToday: props.isToday, isSelected: props.isSelected, isDragging: props.isDragging, isResizing: props.isResizing, isDateSelecting: props.isDateSelecting }, function (rootElRef, classNames, innerElRef, innerContent, hookProps) { return (createElement(&quot;tr&quot;, { className: [&#039;fc-list-event&#039;, hookProps.event.url ? &#039;fc-event-forced-url&#039; : &#039;&#039;].concat(classNames).join(&#039; &#039;), ref: rootElRef },
                buildTimeContent(seg, timeFormat, context),
                createElement(&quot;td&quot;, { className: &quot;fc-list-event-graphic&quot; },
                    createElement(&quot;span&quot;, { className: &quot;fc-list-event-dot&quot;, style: { borderColor: hookProps.borderColor || hookProps.backgroundColor } })),
                createElement(&quot;td&quot;, { className: &quot;fc-list-event-title&quot;, ref: innerElRef }, innerContent))); }));
        };
        return ListViewEventRow;
    }(BaseComponent));
    function renderEventInnerContent(props) {
        var event = props.event;
        var url = event.url;
        var anchorAttrs = url ? { href: url } : {};
        return (createElement(&quot;a&quot;, __assign({}, anchorAttrs), event.title));
    }
    function buildTimeContent(seg, timeFormat, context) {
        var options = context.options;
        if (options.displayEventTime !== false) {
            var eventDef = seg.eventRange.def;
            var eventInstance = seg.eventRange.instance;
            var doAllDay = false;
            var timeText = void 0;
            if (eventDef.allDay) {
                doAllDay = true;
            }
            else if (isMultiDayRange(seg.eventRange.range)) { // TODO: use (!isStart || !isEnd) instead?
                if (seg.isStart) {
                    timeText = buildSegTimeText(seg, timeFormat, context, null, null, eventInstance.range.start, seg.end);
                }
                else if (seg.isEnd) {
                    timeText = buildSegTimeText(seg, timeFormat, context, null, null, seg.start, eventInstance.range.end);
                }
                else {
                    doAllDay = true;
                }
            }
            else {
                timeText = buildSegTimeText(seg, timeFormat, context);
            }
            if (doAllDay) {
                var hookProps = {
                    text: context.options.allDayText,
                    view: context.viewApi,
                };
                return (createElement(RenderHook, { hookProps: hookProps, classNames: options.allDayClassNames, content: options.allDayContent, defaultContent: renderAllDayInner$1, didMount: options.allDayDidMount, willUnmount: options.allDayWillUnmount }, function (rootElRef, classNames, innerElRef, innerContent) { return (createElement(&quot;td&quot;, { className: [&#039;fc-list-event-time&#039;].concat(classNames).join(&#039; &#039;), ref: rootElRef }, innerContent)); }));
            }
            return (createElement(&quot;td&quot;, { className: &quot;fc-list-event-time&quot; }, timeText));
        }
        return null;
    }
    function renderAllDayInner$1(hookProps) {
        return hookProps.text;
    }

    /*
    Responsible for the scroller, and forwarding event-related actions into the &quot;grid&quot;.
    */
    var ListView = /** @class */ (function (_super) {
        __extends(ListView, _super);
        function ListView() {
            var _this = _super !== null &amp;&amp; _super.apply(this, arguments) || this;
            _this.computeDateVars = memoize(computeDateVars);
            _this.eventStoreToSegs = memoize(_this._eventStoreToSegs);
            _this.setRootEl = function (rootEl) {
                if (rootEl) {
                    _this.context.registerInteractiveComponent(_this, {
                        el: rootEl,
                    });
                }
                else {
                    _this.context.unregisterInteractiveComponent(_this);
                }
            };
            return _this;
        }
        ListView.prototype.render = function () {
            var _this = this;
            var _a = this, props = _a.props, context = _a.context;
            var extraClassNames = [
                &#039;fc-list&#039;,
                context.theme.getClass(&#039;table&#039;),
                context.options.stickyHeaderDates !== false ? &#039;fc-list-sticky&#039; : &#039;&#039;,
            ];
            var _b = this.computeDateVars(props.dateProfile), dayDates = _b.dayDates, dayRanges = _b.dayRanges;
            var eventSegs = this.eventStoreToSegs(props.eventStore, props.eventUiBases, dayRanges);
            return (createElement(ViewRoot, { viewSpec: context.viewSpec, elRef: this.setRootEl }, function (rootElRef, classNames) { return (createElement(&quot;div&quot;, { ref: rootElRef, className: extraClassNames.concat(classNames).join(&#039; &#039;) },
                createElement(Scroller, { liquid: !props.isHeightAuto, overflowX: props.isHeightAuto ? &#039;visible&#039; : &#039;hidden&#039;, overflowY: props.isHeightAuto ? &#039;visible&#039; : &#039;auto&#039; }, eventSegs.length &gt; 0 ?
                    _this.renderSegList(eventSegs, dayDates) :
                    _this.renderEmptyMessage()))); }));
        };
        ListView.prototype.renderEmptyMessage = function () {
            var _a = this.context, options = _a.options, viewApi = _a.viewApi;
            var hookProps = {
                text: options.noEventsText,
                view: viewApi,
            };
            return (createElement(RenderHook, { hookProps: hookProps, classNames: options.noEventsClassNames, content: options.noEventsContent, defaultContent: renderNoEventsInner, didMount: options.noEventsDidMount, willUnmount: options.noEventsWillUnmount }, function (rootElRef, classNames, innerElRef, innerContent) { return (createElement(&quot;div&quot;, { className: [&#039;fc-list-empty&#039;].concat(classNames).join(&#039; &#039;), ref: rootElRef },
                createElement(&quot;div&quot;, { className: &quot;fc-list-empty-cushion&quot;, ref: innerElRef }, innerContent))); }));
        };
        ListView.prototype.renderSegList = function (allSegs, dayDates) {
            var _a = this.context, theme = _a.theme, options = _a.options;
            var segsByDay = groupSegsByDay(allSegs); // sparse array
            return (createElement(NowTimer, { unit: &quot;day&quot; }, function (nowDate, todayRange) {
                var innerNodes = [];
                for (var dayIndex = 0; dayIndex &lt; segsByDay.length; dayIndex += 1) {
                    var daySegs = segsByDay[dayIndex];
                    if (daySegs) { // sparse array, so might be undefined
                        var dayStr = dayDates[dayIndex].toISOString();
                        // append a day header
                        innerNodes.push(createElement(ListViewHeaderRow, { key: dayStr, dayDate: dayDates[dayIndex], todayRange: todayRange }));
                        daySegs = sortEventSegs(daySegs, options.eventOrder);
                        for (var _i = 0, daySegs_1 = daySegs; _i &lt; daySegs_1.length; _i++) {
                            var seg = daySegs_1[_i];
                            innerNodes.push(createElement(ListViewEventRow, __assign({ key: dayStr + &#039;:&#039; + seg.eventRange.instance.instanceId /* are multiple segs for an instanceId */, seg: seg, isDragging: false, isResizing: false, isDateSelecting: false, isSelected: false }, getSegMeta(seg, todayRange, nowDate))));
                        }
                    }
                }
                return (createElement(&quot;table&quot;, { className: &#039;fc-list-table &#039; + theme.getClass(&#039;table&#039;) },
                    createElement(&quot;tbody&quot;, null, innerNodes)));
            }));
        };
        ListView.prototype._eventStoreToSegs = function (eventStore, eventUiBases, dayRanges) {
            return this.eventRangesToSegs(sliceEventStore(eventStore, eventUiBases, this.props.dateProfile.activeRange, this.context.options.nextDayThreshold).fg, dayRanges);
        };
        ListView.prototype.eventRangesToSegs = function (eventRanges, dayRanges) {
            var segs = [];
            for (var _i = 0, eventRanges_1 = eventRanges; _i &lt; eventRanges_1.length; _i++) {
                var eventRange = eventRanges_1[_i];
                segs.push.apply(segs, this.eventRangeToSegs(eventRange, dayRanges));
            }
            return segs;
        };
        ListView.prototype.eventRangeToSegs = function (eventRange, dayRanges) {
            var dateEnv = this.context.dateEnv;
            var nextDayThreshold = this.context.options.nextDayThreshold;
            var range = eventRange.range;
            var allDay = eventRange.def.allDay;
            var dayIndex;
            var segRange;
            var seg;
            var segs = [];
            for (dayIndex = 0; dayIndex &lt; dayRanges.length; dayIndex += 1) {
                segRange = intersectRanges(range, dayRanges[dayIndex]);
                if (segRange) {
                    seg = {
                        component: this,
                        eventRange: eventRange,
                        start: segRange.start,
                        end: segRange.end,
                        isStart: eventRange.isStart &amp;&amp; segRange.start.valueOf() === range.start.valueOf(),
                        isEnd: eventRange.isEnd &amp;&amp; segRange.end.valueOf() === range.end.valueOf(),
                        dayIndex: dayIndex,
                    };
                    segs.push(seg);
                    // detect when range won&#039;t go fully into the next day,
                    // and mutate the latest seg to the be the end.
                    if (!seg.isEnd &amp;&amp; !allDay &amp;&amp;
                        dayIndex + 1 &lt; dayRanges.length &amp;&amp;
                        range.end &lt;
                            dateEnv.add(dayRanges[dayIndex + 1].start, nextDayThreshold)) {
                        seg.end = range.end;
                        seg.isEnd = true;
                        break;
                    }
                }
            }
            return segs;
        };
        return ListView;
    }(DateComponent));
    function renderNoEventsInner(hookProps) {
        return hookProps.text;
    }
    function computeDateVars(dateProfile) {
        var dayStart = startOfDay(dateProfile.renderRange.start);
        var viewEnd = dateProfile.renderRange.end;
        var dayDates = [];
        var dayRanges = [];
        while (dayStart &lt; viewEnd) {
            dayDates.push(dayStart);
            dayRanges.push({
                start: dayStart,
                end: addDays(dayStart, 1),
            });
            dayStart = addDays(dayStart, 1);
        }
        return { dayDates: dayDates, dayRanges: dayRanges };
    }
    // Returns a sparse array of arrays, segs grouped by their dayIndex
    function groupSegsByDay(segs) {
        var segsByDay = []; // sparse array
        var i;
        var seg;
        for (i = 0; i &lt; segs.length; i += 1) {
            seg = segs[i];
            (segsByDay[seg.dayIndex] || (segsByDay[seg.dayIndex] = []))
                .push(seg);
        }
        return segsByDay;
    }

    var OPTION_REFINERS$3 = {
        listDayFormat: createFalsableFormatter,
        listDaySideFormat: createFalsableFormatter,
        noEventsClassNames: identity,
        noEventsContent: identity,
        noEventsDidMount: identity,
        noEventsWillUnmount: identity,
    };
    function createFalsableFormatter(input) {
        return input === false ? null : createFormatter(input);
    }

    var listPlugin = createPlugin({
        optionRefiners: OPTION_REFINERS$3,
        views: {
            list: {
                component: ListView,
                buttonTextKey: &#039;list&#039;,
                listDayFormat: { month: &#039;long&#039;, day: &#039;numeric&#039;, year: &#039;numeric&#039; },
            },
            listDay: {
                type: &#039;list&#039;,
                duration: { days: 1 },
                listDayFormat: { weekday: &#039;long&#039; },
            },
            listWeek: {
                type: &#039;list&#039;,
                duration: { weeks: 1 },
                listDayFormat: { weekday: &#039;long&#039; },
                listDaySideFormat: { month: &#039;long&#039;, day: &#039;numeric&#039;, year: &#039;numeric&#039; },
            },
            listMonth: {
                type: &#039;list&#039;,
                duration: { month: 1 },
                listDaySideFormat: { weekday: &#039;long&#039; },
            },
            listYear: {
                type: &#039;list&#039;,
                duration: { year: 1 },
                listDaySideFormat: { weekday: &#039;long&#039; },
            },
        },
    });

    var BootstrapTheme = /** @class */ (function (_super) {
        __extends(BootstrapTheme, _super);
        function BootstrapTheme() {
            return _super !== null &amp;&amp; _super.apply(this, arguments) || this;
        }
        return BootstrapTheme;
    }(Theme));
    BootstrapTheme.prototype.classes = {
        root: &#039;fc-theme-bootstrap&#039;,
        table: &#039;table-bordered&#039;,
        tableCellShaded: &#039;table-active&#039;,
        buttonGroup: &#039;btn-group&#039;,
        button: &#039;btn btn-primary&#039;,
        buttonActive: &#039;active&#039;,
        popover: &#039;popover&#039;,
        popoverHeader: &#039;popover-header&#039;,
        popoverContent: &#039;popover-body&#039;,
    };
    BootstrapTheme.prototype.baseIconClass = &#039;fa&#039;;
    BootstrapTheme.prototype.iconClasses = {
        close: &#039;fa-times&#039;,
        prev: &#039;fa-chevron-left&#039;,
        next: &#039;fa-chevron-right&#039;,
        prevYear: &#039;fa-angle-double-left&#039;,
        nextYear: &#039;fa-angle-double-right&#039;,
    };
    BootstrapTheme.prototype.rtlIconClasses = {
        prev: &#039;fa-chevron-right&#039;,
        next: &#039;fa-chevron-left&#039;,
        prevYear: &#039;fa-angle-double-right&#039;,
        nextYear: &#039;fa-angle-double-left&#039;,
    };
    BootstrapTheme.prototype.iconOverrideOption = &#039;bootstrapFontAwesome&#039;; // TODO: make TS-friendly. move the option-processing into this plugin
    BootstrapTheme.prototype.iconOverrideCustomButtonOption = &#039;bootstrapFontAwesome&#039;;
    BootstrapTheme.prototype.iconOverridePrefix = &#039;fa-&#039;;
    var plugin = createPlugin({
        themeClasses: {
            bootstrap: BootstrapTheme,
        },
    });

    // rename this file to options.ts like other packages?
    var OPTION_REFINERS$4 = {
        googleCalendarApiKey: String,
    };

    var EVENT_SOURCE_REFINERS$1 = {
        googleCalendarApiKey: String,
        googleCalendarId: String,
        googleCalendarApiBase: String,
        extraParams: identity,
    };

    // TODO: expose somehow
    var API_BASE = &#039;https://www.googleapis.com/calendar/v3/calendars&#039;;
    var eventSourceDef$3 = {
        parseMeta: function (refined) {
            var googleCalendarId = refined.googleCalendarId;
            if (!googleCalendarId &amp;&amp; refined.url) {
                googleCalendarId = parseGoogleCalendarId(refined.url);
            }
            if (googleCalendarId) {
                return {
                    googleCalendarId: googleCalendarId,
                    googleCalendarApiKey: refined.googleCalendarApiKey,
                    googleCalendarApiBase: refined.googleCalendarApiBase,
                    extraParams: refined.extraParams,
                };
            }
            return null;
        },
        fetch: function (arg, onSuccess, onFailure) {
            var _a = arg.context, dateEnv = _a.dateEnv, options = _a.options;
            var meta = arg.eventSource.meta;
            var apiKey = meta.googleCalendarApiKey || options.googleCalendarApiKey;
            if (!apiKey) {
                onFailure({
                    message: &#039;Specify a googleCalendarApiKey. See http://fullcalendar.io/docs/google_calendar/&#039;,
                });
            }
            else {
                var url = buildUrl(meta);
                // TODO: make DRY with json-feed-event-source
                var extraParams = meta.extraParams;
                var extraParamsObj = typeof extraParams === &#039;function&#039; ? extraParams() : extraParams;
                var requestParams_1 = buildRequestParams$1(arg.range, apiKey, extraParamsObj, dateEnv);
                requestJson(&#039;GET&#039;, url, requestParams_1, function (body, xhr) {
                    if (body.error) {
                        onFailure({
                            message: &#039;Google Calendar API: &#039; + body.error.message,
                            errors: body.error.errors,
                            xhr: xhr,
                        });
                    }
                    else {
                        onSuccess({
                            rawEvents: gcalItemsToRawEventDefs(body.items, requestParams_1.timeZone),
                            xhr: xhr,
                        });
                    }
                }, function (message, xhr) {
                    onFailure({ message: message, xhr: xhr });
                });
            }
        },
    };
    function parseGoogleCalendarId(url) {
        var match;
        // detect if the ID was specified as a single string.
        // will match calendars like &quot;asdf1234@calendar.google.com&quot; in addition to person email calendars.
        if (/^[^/]+@([^/.]+\.)*(google|googlemail|gmail)\.com$/.test(url)) {
            return url;
        }
        if ((match = /^https:\/\/www.googleapis.com\/calendar\/v3\/calendars\/([^/]*)/.exec(url)) ||
            (match = /^https?:\/\/www.google.com\/calendar\/feeds\/([^/]*)/.exec(url))) {
            return decodeURIComponent(match[1]);
        }
        return null;
    }
    function buildUrl(meta) {
        var apiBase = meta.googleCalendarApiBase;
        if (!apiBase) {
            apiBase = API_BASE;
        }
        return apiBase + &#039;/&#039; + encodeURIComponent(meta.googleCalendarId) + &#039;/events&#039;;
    }
    function buildRequestParams$1(range, apiKey, extraParams, dateEnv) {
        var params;
        var startStr;
        var endStr;
        if (dateEnv.canComputeOffset) {
            // strings will naturally have offsets, which GCal needs
            startStr = dateEnv.formatIso(range.start);
            endStr = dateEnv.formatIso(range.end);
        }
        else {
            // when timezone isn&#039;t known, we don&#039;t know what the UTC offset should be, so ask for +/- 1 day
            // from the UTC day-start to guarantee we&#039;re getting all the events
            // (start/end will be UTC-coerced dates, so toISOString is okay)
            startStr = addDays(range.start, -1).toISOString();
            endStr = addDays(range.end, 1).toISOString();
        }
        params = __assign(__assign({}, (extraParams || {})), { key: apiKey, timeMin: startStr, timeMax: endStr, singleEvents: true, maxResults: 9999 });
        if (dateEnv.timeZone !== &#039;local&#039;) {
            params.timeZone = dateEnv.timeZone;
        }
        return params;
    }
    function gcalItemsToRawEventDefs(items, gcalTimezone) {
        return items.map(function (item) { return gcalItemToRawEventDef(item, gcalTimezone); });
    }
    function gcalItemToRawEventDef(item, gcalTimezone) {
        var url = item.htmlLink || null;
        // make the URLs for each event show times in the correct timezone
        if (url &amp;&amp; gcalTimezone) {
            url = injectQsComponent(url, &#039;ctz=&#039; + gcalTimezone);
        }
        return {
            id: item.id,
            title: item.summary,
            start: item.start.dateTime || item.start.date,
            end: item.end.dateTime || item.end.date,
            url: url,
            location: item.location,
            description: item.description,
        };
    }
    // Injects a string like &quot;arg=value&quot; into the querystring of a URL
    // TODO: move to a general util file?
    function injectQsComponent(url, component) {
        // inject it after the querystring but before the fragment
        return url.replace(/(\?.*?)?(#|$)/, function (whole, qs, hash) { return (qs ? qs + &#039;&amp;&#039; : &#039;?&#039;) + component + hash; });
    }
    var googleCalendarPlugin = createPlugin({
        eventSourceDefs: [eventSourceDef$3],
        optionRefiners: OPTION_REFINERS$4,
        eventSourceRefiners: EVENT_SOURCE_REFINERS$1,
    });

    globalPlugins.push(interactionPlugin, dayGridPlugin, timeGridPlugin, listPlugin, plugin, googleCalendarPlugin);

    exports.BASE_OPTION_DEFAULTS = BASE_OPTION_DEFAULTS;
    exports.BASE_OPTION_REFINERS = BASE_OPTION_REFINERS;
    exports.BaseComponent = BaseComponent;
    exports.BgEvent = BgEvent;
    exports.BootstrapTheme = BootstrapTheme;
    exports.Calendar = Calendar;
    exports.CalendarApi = CalendarApi;
    exports.CalendarContent = CalendarContent;
    exports.CalendarDataManager = CalendarDataManager;
    exports.CalendarDataProvider = CalendarDataProvider;
    exports.CalendarRoot = CalendarRoot;
    exports.Component = Component;
    exports.ContentHook = ContentHook;
    exports.CustomContentRenderContext = CustomContentRenderContext;
    exports.DateComponent = DateComponent;
    exports.DateEnv = DateEnv;
    exports.DateProfileGenerator = DateProfileGenerator;
    exports.DayCellContent = DayCellContent;
    exports.DayCellRoot = DayCellRoot;
    exports.DayGridView = DayTableView;
    exports.DayHeader = DayHeader;
    exports.DaySeriesModel = DaySeriesModel;
    exports.DayTable = DayTable;
    exports.DayTableModel = DayTableModel;
    exports.DayTableSlicer = DayTableSlicer;
    exports.DayTimeCols = DayTimeCols;
    exports.DayTimeColsSlicer = DayTimeColsSlicer;
    exports.DayTimeColsView = DayTimeColsView;
    exports.DelayedRunner = DelayedRunner;
    exports.Draggable = ExternalDraggable;
    exports.ElementDragging = ElementDragging;
    exports.ElementScrollController = ElementScrollController;
    exports.Emitter = Emitter;
    exports.EventApi = EventApi;
    exports.EventRoot = EventRoot;
    exports.EventSourceApi = EventSourceApi;
    exports.FeaturefulElementDragging = FeaturefulElementDragging;
    exports.Fragment = Fragment;
    exports.Interaction = Interaction;
    exports.ListView = ListView;
    exports.MountHook = MountHook;
    exports.NamedTimeZoneImpl = NamedTimeZoneImpl;
    exports.NowIndicatorRoot = NowIndicatorRoot;
    exports.NowTimer = NowTimer;
    exports.PointerDragging = PointerDragging;
    exports.PositionCache = PositionCache;
    exports.RefMap = RefMap;
    exports.RenderHook = RenderHook;
    exports.ScrollController = ScrollController;
    exports.ScrollResponder = ScrollResponder;
    exports.Scroller = Scroller;
    exports.SimpleScrollGrid = SimpleScrollGrid;
    exports.Slicer = Slicer;
    exports.Splitter = Splitter;
    exports.StandardEvent = StandardEvent;
    exports.Table = Table;
    exports.TableDateCell = TableDateCell;
    exports.TableDowCell = TableDowCell;
    exports.TableView = TableView;
    exports.Theme = Theme;
    exports.ThirdPartyDraggable = ThirdPartyDraggable;
    exports.TimeCols = TimeCols;
    exports.TimeColsSlatsCoords = TimeColsSlatsCoords;
    exports.TimeColsView = TimeColsView;
    exports.ViewApi = ViewApi;
    exports.ViewContextType = ViewContextType;
    exports.ViewRoot = ViewRoot;
    exports.WeekNumberRoot = WeekNumberRoot;
    exports.WindowScrollController = WindowScrollController;
    exports.addDays = addDays;
    exports.addDurations = addDurations;
    exports.addMs = addMs;
    exports.addWeeks = addWeeks;
    exports.allowContextMenu = allowContextMenu;
    exports.allowSelection = allowSelection;
    exports.applyMutationToEventStore = applyMutationToEventStore;
    exports.applyStyle = applyStyle;
    exports.applyStyleProp = applyStyleProp;
    exports.asCleanDays = asCleanDays;
    exports.asRoughMinutes = asRoughMinutes;
    exports.asRoughMs = asRoughMs;
    exports.asRoughSeconds = asRoughSeconds;
    exports.buildClassNameNormalizer = buildClassNameNormalizer;
    exports.buildDayRanges = buildDayRanges;
    exports.buildDayTableModel = buildDayTableModel;
    exports.buildEventApis = buildEventApis;
    exports.buildEventRangeKey = buildEventRangeKey;
    exports.buildHashFromArray = buildHashFromArray;
    exports.buildNavLinkData = buildNavLinkData;
    exports.buildSegCompareObj = buildSegCompareObj;
    exports.buildSegTimeText = buildSegTimeText;
    exports.buildSlatMetas = buildSlatMetas;
    exports.buildTimeColsModel = buildTimeColsModel;
    exports.collectFromHash = collectFromHash;
    exports.combineEventUis = combineEventUis;
    exports.compareByFieldSpec = compareByFieldSpec;
    exports.compareByFieldSpecs = compareByFieldSpecs;
    exports.compareNumbers = compareNumbers;
    exports.compareObjs = compareObjs;
    exports.computeEdges = computeEdges;
    exports.computeFallbackHeaderFormat = computeFallbackHeaderFormat;
    exports.computeHeightAndMargins = computeHeightAndMargins;
    exports.computeInnerRect = computeInnerRect;
    exports.computeRect = computeRect;
    exports.computeSegDraggable = computeSegDraggable;
    exports.computeSegEndResizable = computeSegEndResizable;
    exports.computeSegStartResizable = computeSegStartResizable;
    exports.computeShrinkWidth = computeShrinkWidth;
    exports.computeSmallestCellWidth = computeSmallestCellWidth;
    exports.computeVisibleDayRange = computeVisibleDayRange;
    exports.config = config;
    exports.constrainPoint = constrainPoint;
    exports.createContext = createContext$1;
    exports.createDuration = createDuration;
    exports.createElement = createElement;
    exports.createEmptyEventStore = createEmptyEventStore;
    exports.createEventInstance = createEventInstance;
    exports.createEventUi = createEventUi;
    exports.createFormatter = createFormatter;
    exports.createPlugin = createPlugin;
    exports.createRef = createRef;
    exports.diffDates = diffDates;
    exports.diffDayAndTime = diffDayAndTime;
    exports.diffDays = diffDays;
    exports.diffPoints = diffPoints;
    exports.diffWeeks = diffWeeks;
    exports.diffWholeDays = diffWholeDays;
    exports.diffWholeWeeks = diffWholeWeeks;
    exports.disableCursor = disableCursor;
    exports.elementClosest = elementClosest;
    exports.elementMatches = elementMatches;
    exports.enableCursor = enableCursor;
    exports.eventTupleToStore = eventTupleToStore;
    exports.filterEventStoreDefs = filterEventStoreDefs;
    exports.filterHash = filterHash;
    exports.findDirectChildren = findDirectChildren;
    exports.findElements = findElements;
    exports.flexibleCompare = flexibleCompare;
    exports.flushToDom = flushToDom$1;
    exports.formatDate = formatDate;
    exports.formatDayString = formatDayString;
    exports.formatIsoTimeString = formatIsoTimeString;
    exports.formatRange = formatRange;
    exports.getAllowYScrolling = getAllowYScrolling;
    exports.getCanVGrowWithinCell = getCanVGrowWithinCell;
    exports.getClippingParents = getClippingParents;
    exports.getDateMeta = getDateMeta;
    exports.getDayClassNames = getDayClassNames;
    exports.getDefaultEventEnd = getDefaultEventEnd;
    exports.getElSeg = getElSeg;
    exports.getEventClassNames = getEventClassNames;
    exports.getIsRtlScrollbarOnLeft = getIsRtlScrollbarOnLeft;
    exports.getRectCenter = getRectCenter;
    exports.getRelevantEvents = getRelevantEvents;
    exports.getScrollGridClassNames = getScrollGridClassNames;
    exports.getScrollbarWidths = getScrollbarWidths;
    exports.getSectionClassNames = getSectionClassNames;
    exports.getSectionHasLiquidHeight = getSectionHasLiquidHeight;
    exports.getSegMeta = getSegMeta;
    exports.getSlotClassNames = getSlotClassNames;
    exports.getStickyFooterScrollbar = getStickyFooterScrollbar;
    exports.getStickyHeaderDates = getStickyHeaderDates;
    exports.getUnequalProps = getUnequalProps;
    exports.globalLocales = globalLocales;
    exports.globalPlugins = globalPlugins;
    exports.greatestDurationDenominator = greatestDurationDenominator;
    exports.guid = guid;
    exports.hasBgRendering = hasBgRendering;
    exports.hasShrinkWidth = hasShrinkWidth;
    exports.identity = identity;
    exports.interactionSettingsStore = interactionSettingsStore;
    exports.interactionSettingsToStore = interactionSettingsToStore;
    exports.intersectRanges = intersectRanges;
    exports.intersectRects = intersectRects;
    exports.isArraysEqual = isArraysEqual;
    exports.isColPropsEqual = isColPropsEqual;
    exports.isDateSpansEqual = isDateSpansEqual;
    exports.isInt = isInt;
    exports.isInteractionValid = isInteractionValid;
    exports.isMultiDayRange = isMultiDayRange;
    exports.isPropsEqual = isPropsEqual;
    exports.isPropsValid = isPropsValid;
    exports.isValidDate = isValidDate;
    exports.listenBySelector = listenBySelector;
    exports.mapHash = mapHash;
    exports.memoize = memoize;
    exports.memoizeArraylike = memoizeArraylike;
    exports.memoizeHashlike = memoizeHashlike;
    exports.memoizeObjArg = memoizeObjArg;
    exports.mergeEventStores = mergeEventStores;
    exports.multiplyDuration = multiplyDuration;
    exports.padStart = padStart;
    exports.parseBusinessHours = parseBusinessHours;
    exports.parseClassNames = parseClassNames;
    exports.parseDragMeta = parseDragMeta;
    exports.parseEventDef = parseEventDef;
    exports.parseFieldSpecs = parseFieldSpecs;
    exports.parseMarker = parse;
    exports.pointInsideRect = pointInsideRect;
    exports.preventContextMenu = preventContextMenu;
    exports.preventDefault = preventDefault;
    exports.preventSelection = preventSelection;
    exports.rangeContainsMarker = rangeContainsMarker;
    exports.rangeContainsRange = rangeContainsRange;
    exports.rangesEqual = rangesEqual;
    exports.rangesIntersect = rangesIntersect;
    exports.refineEventDef = refineEventDef;
    exports.refineProps = refineProps;
    exports.removeElement = removeElement;
    exports.removeExact = removeExact;
    exports.render = render;
    exports.renderChunkContent = renderChunkContent;
    exports.renderFill = renderFill;
    exports.renderMicroColGroup = renderMicroColGroup;
    exports.renderScrollShim = renderScrollShim;
    exports.requestJson = requestJson;
    exports.sanitizeShrinkWidth = sanitizeShrinkWidth;
    exports.setElSeg = setElSeg;
    exports.setRef = setRef;
    exports.sliceEventStore = sliceEventStore;
    exports.sliceEvents = sliceEvents;
    exports.sortEventSegs = sortEventSegs;
    exports.startOfDay = startOfDay;
    exports.translateRect = translateRect;
    exports.triggerDateSelect = triggerDateSelect;
    exports.unmountComponentAtNode = unmountComponentAtNode$1;
    exports.unpromisify = unpromisify;
    exports.version = version;
    exports.whenTransitionDone = whenTransitionDone;
    exports.wholeDivideDurations = wholeDivideDurations;

    Object.defineProperty(exports, &#039;__esModule&#039;, { value: true });

    return exports;

}({}));
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