/*!
FullCalendar Day Grid Plugin v4.3.0
Docs & License: https://fullcalendar.io/
(c) 2019 Adam Shaw
*/

(function (global, factory) {
    typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('@fullcalendar/core')) :
    typeof define === 'function' && define.amd ? define(['exports', '@fullcalendar/core'], factory) :
    (global = global || self, factory(global.FullCalendarDayGrid = {}, global.FullCalendar));
}(this, function (exports, core) { 'use strict';

    /*! *****************************************************************************
    Copyright (c) Microsoft Corporation. All rights reserved.
    Licensed under the Apache License, Version 2.0 (the "License"); you may not use
    this file except in compliance with the License. You may obtain a copy of the
    License at http://www.apache.org/licenses/LICENSE-2.0

    THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
    WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
    MERCHANTABLITY OR NON-INFRINGEMENT.

    See the Apache Version 2.0 License for specific language governing permissions
    and limitations under the License.
    ***************************************************************************** */
    /* global Reflect, Promise */

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

    var DayGridDateProfileGenerator = /** @class */ (function (_super) {
        __extends(DayGridDateProfileGenerator, _super);
        function DayGridDateProfileGenerator() {
            return _super !== null && _super.apply(this, arguments) || this;
        }
        // Computes the date range that will be rendered.
        DayGridDateProfileGenerator.prototype.buildRenderRange = function (currentRange, currentRangeUnit, isRangeAllDay) {
            var dateEnv = this.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 = core.addWeeks(endOfWeek, 1);
                }
            }
            // ensure 6 weeks
            if (this.options.monthMode &&
                this.options.fixedWeekCount) {
                var rowCnt = Math.ceil(// could be partial weeks due to hiddenDays
                core.diffWeeks(start, end));
                end = core.addWeeks(end, 6 - rowCnt);
            }
            return { start: start, end: end };
        };
        return DayGridDateProfileGenerator;
    }(core.DateProfileGenerator));

    /* A rectangular panel that is absolutely positioned over other content
    ------------------------------------------------------------------------------------------------------------------------
    Options:
      - className (string)
      - content (HTML string, element, or element array)
      - parentEl
      - top
      - left
      - right (the x coord of where the right edge should be. not a "CSS" right)
      - autoHide (boolean)
      - show (callback)
      - hide (callback)
    */
    var Popover = /** @class */ (function () {
        function Popover(options) {
            var _this = this;
            this.isHidden = true;
            this.margin = 10; // the space required between the popover and the edges of the scroll container
            // Triggered when the user clicks *anywhere* in the document, for the autoHide feature
            this.documentMousedown = function (ev) {
                // only hide the popover if the click happened outside the popover
                if (_this.el && !_this.el.contains(ev.target)) {
                    _this.hide();
                }
            };
            this.options = options;
        }
        // Shows the popover on the specified position. Renders it if not already
        Popover.prototype.show = function () {
            if (this.isHidden) {
                if (!this.el) {
                    this.render();
                }
                this.el.style.display = '';
                this.position();
                this.isHidden = false;
                this.trigger('show');
            }
        };
        // Hides the popover, through CSS, but does not remove it from the DOM
        Popover.prototype.hide = function () {
            if (!this.isHidden) {
                this.el.style.display = 'none';
                this.isHidden = true;
                this.trigger('hide');
            }
        };
        // Creates `this.el` and renders content inside of it
        Popover.prototype.render = function () {
            var _this = this;
            var options = this.options;
            var el = this.el = core.createElement('div', {
                className: 'fc-popover ' + (options.className || ''),
                style: {
                    top: '0',
                    left: '0'
                }
            });
            if (typeof options.content === 'function') {
                options.content(el);
            }
            options.parentEl.appendChild(el);
            // when a click happens on anything inside with a 'fc-close' className, hide the popover
            core.listenBySelector(el, 'click', '.fc-close', function (ev) {
                _this.hide();
            });
            if (options.autoHide) {
                document.addEventListener('mousedown', this.documentMousedown);
            }
        };
        // Hides and unregisters any handlers
        Popover.prototype.destroy = function () {
            this.hide();
            if (this.el) {
                core.removeElement(this.el);
                this.el = null;
            }
            document.removeEventListener('mousedown', this.documentMousedown);
        };
        // Positions the popover optimally, using the top/left/right options
        Popover.prototype.position = function () {
            var options = this.options;
            var el = this.el;
            var elDims = el.getBoundingClientRect(); // only used for width,height
            var origin = core.computeRect(el.offsetParent);
            var clippingRect = core.computeClippingRect(options.parentEl);
            var top; // the "position" (not "offset") values for the popover
            var left; //
            // compute top and left
            top = options.top || 0;
            if (options.left !== undefined) {
                left = options.left;
            }
            else if (options.right !== undefined) {
                left = options.right - elDims.width; // derive the left value from the right value
            }
            else {
                left = 0;
            }
            // constrain to the view port. if constrained by two edges, give precedence to top/left
            top = Math.min(top, clippingRect.bottom - elDims.height - this.margin);
            top = Math.max(top, clippingRect.top + this.margin);
            left = Math.min(left, clippingRect.right - elDims.width - this.margin);
            left = Math.max(left, clippingRect.left + this.margin);
            core.applyStyle(el, {
                top: top - origin.top,
                left: left - origin.left
            });
        };
        // Triggers a callback. Calls a function in the option hash of the same name.
        // Arguments beyond the first `name` are forwarded on.
        // TODO: better code reuse for this. Repeat code
        // can kill this???
        Popover.prototype.trigger = function (name) {
            if (this.options[name]) {
                this.options[name].apply(this, Array.prototype.slice.call(arguments, 1));
            }
        };
        return Popover;
    }());

    /* Event-rendering methods for the DayGrid class
    ----------------------------------------------------------------------------------------------------------------------*/
    // "Simple" is bad a name. has nothing to do with SimpleDayGrid
    var SimpleDayGridEventRenderer = /** @class */ (function (_super) {
        __extends(SimpleDayGridEventRenderer, _super);
        function SimpleDayGridEventRenderer() {
            return _super !== null && _super.apply(this, arguments) || this;
        }
        // Builds the HTML to be used for the default element for an individual segment
        SimpleDayGridEventRenderer.prototype.renderSegHtml = function (seg, mirrorInfo) {
            var _a = this.context, view = _a.view, options = _a.options;
            var eventRange = seg.eventRange;
            var eventDef = eventRange.def;
            var eventUi = eventRange.ui;
            var allDay = eventDef.allDay;
            var isDraggable = view.computeEventDraggable(eventDef, eventUi);
            var isResizableFromStart = allDay && seg.isStart && view.computeEventStartResizable(eventDef, eventUi);
            var isResizableFromEnd = allDay && seg.isEnd && view.computeEventEndResizable(eventDef, eventUi);
            var classes = this.getSegClasses(seg, isDraggable, isResizableFromStart || isResizableFromEnd, mirrorInfo);
            var skinCss = core.cssToStr(this.getSkinCss(eventUi));
            var timeHtml = '';
            var timeText;
            var titleHtml;
            classes.unshift('fc-day-grid-event', 'fc-h-event');
            // Only display a timed events time if it is the starting segment
            if (seg.isStart) {
                timeText = this.getTimeText(eventRange);
                if (timeText) {
                    timeHtml = '<span class="fc-time">' + core.htmlEscape(timeText) + '</span>';
                }
            }
            titleHtml =
                '<span class="fc-title">' +
                    (core.htmlEscape(eventDef.title || '') || '&nbsp;') + // we always want one line of height
                    '</span>';
            return '<a class="' + classes.join(' ') + '"' +
                (eventDef.url ?
                    ' href="' + core.htmlEscape(eventDef.url) + '"' :
                    '') +
                (skinCss ?
                    ' style="' + skinCss + '"' :
                    '') +
                '>' +
                '<div class="fc-content">' +
                (options.dir === 'rtl' ?
                    titleHtml + ' ' + timeHtml : // put a natural space in between
                    timeHtml + ' ' + titleHtml //
                ) +
                '</div>' +
                (isResizableFromStart ?
                    '<div class="fc-resizer fc-start-resizer"></div>' :
                    '') +
                (isResizableFromEnd ?
                    '<div class="fc-resizer fc-end-resizer"></div>' :
                    '') +
                '</a>';
        };
        // Computes a default event time formatting string if `eventTimeFormat` is not explicitly defined
        SimpleDayGridEventRenderer.prototype.computeEventTimeFormat = function () {
            return {
                hour: 'numeric',
                minute: '2-digit',
                omitZeroMinute: true,
                meridiem: 'narrow'
            };
        };
        SimpleDayGridEventRenderer.prototype.computeDisplayEventEnd = function () {
            return false; // TODO: somehow consider the originating DayGrid's column count
        };
        return SimpleDayGridEventRenderer;
    }(core.FgEventRenderer));

    /* Event-rendering methods for the DayGrid class
    ----------------------------------------------------------------------------------------------------------------------*/
    var DayGridEventRenderer = /** @class */ (function (_super) {
        __extends(DayGridEventRenderer, _super);
        function DayGridEventRenderer(dayGrid) {
            var _this = _super.call(this, dayGrid.context) || this;
            _this.dayGrid = dayGrid;
            return _this;
        }
        // Renders the given foreground event segments onto the grid
        DayGridEventRenderer.prototype.attachSegs = function (segs, mirrorInfo) {
            var rowStructs = this.rowStructs = this.renderSegRows(segs);
            // append to each row's content skeleton
            this.dayGrid.rowEls.forEach(function (rowNode, i) {
                rowNode.querySelector('.fc-content-skeleton > table').appendChild(rowStructs[i].tbodyEl);
            });
            // removes the "more.." events popover
            if (!mirrorInfo) {
                this.dayGrid.removeSegPopover();
            }
        };
        // Unrenders all currently rendered foreground event segments
        DayGridEventRenderer.prototype.detachSegs = function () {
            var rowStructs = this.rowStructs || [];
            var rowStruct;
            while ((rowStruct = rowStructs.pop())) {
                core.removeElement(rowStruct.tbodyEl);
            }
            this.rowStructs = null;
        };
        // Uses the given events array to generate <tbody> elements that should be appended to each row's content skeleton.
        // Returns an array of rowStruct objects (see the bottom of `renderSegRow`).
        // PRECONDITION: each segment shoud already have a rendered and assigned `.el`
        DayGridEventRenderer.prototype.renderSegRows = function (segs) {
            var rowStructs = [];
            var segRows;
            var row;
            segRows = this.groupSegRows(segs); // group into nested arrays
            // iterate each row of segment groupings
            for (row = 0; row < segRows.length; row++) {
                rowStructs.push(this.renderSegRow(row, segRows[row]));
            }
            return rowStructs;
        };
        // Given a row # and an array of segments all in the same row, render a <tbody> element, a skeleton that contains
        // the segments. Returns object with a bunch of internal data about how the render was calculated.
        // NOTE: modifies rowSegs
        DayGridEventRenderer.prototype.renderSegRow = function (row, rowSegs) {
            var dayGrid = this.dayGrid;
            var colCnt = dayGrid.colCnt, isRtl = dayGrid.isRtl;
            var segLevels = this.buildSegLevels(rowSegs); // group into sub-arrays of levels
            var levelCnt = Math.max(1, segLevels.length); // ensure at least one level
            var tbody = document.createElement('tbody');
            var segMatrix = []; // lookup for which segments are rendered into which level+col cells
            var cellMatrix = []; // lookup for all <td> elements of the level+col matrix
            var loneCellMatrix = []; // lookup for <td> elements that only take up a single column
            var i;
            var levelSegs;
            var col;
            var tr;
            var j;
            var seg;
            var td;
            // populates empty cells from the current column (`col`) to `endCol`
            function emptyCellsUntil(endCol) {
                while (col < endCol) {
                    // try to grab a cell from the level above and extend its rowspan. otherwise, create a fresh cell
                    td = (loneCellMatrix[i - 1] || [])[col];
                    if (td) {
                        td.rowSpan = (td.rowSpan || 1) + 1;
                    }
                    else {
                        td = document.createElement('td');
                        tr.appendChild(td);
                    }
                    cellMatrix[i][col] = td;
                    loneCellMatrix[i][col] = td;
                    col++;
                }
            }
            for (i = 0; i < levelCnt; i++) { // iterate through all levels
                levelSegs = segLevels[i];
                col = 0;
                tr = document.createElement('tr');
                segMatrix.push([]);
                cellMatrix.push([]);
                loneCellMatrix.push([]);
                // levelCnt might be 1 even though there are no actual levels. protect against this.
                // this single empty row is useful for styling.
                if (levelSegs) {
                    for (j = 0; j < levelSegs.length; j++) { // iterate through segments in level
                        seg = levelSegs[j];
                        var leftCol = isRtl ? (colCnt - 1 - seg.lastCol) : seg.firstCol;
                        var rightCol = isRtl ? (colCnt - 1 - seg.firstCol) : seg.lastCol;
                        emptyCellsUntil(leftCol);
                        // create a container that occupies or more columns. append the event element.
                        td = core.createElement('td', { className: 'fc-event-container' }, seg.el);
                        if (leftCol !== rightCol) {
                            td.colSpan = rightCol - leftCol + 1;
                        }
                        else { // a single-column segment
                            loneCellMatrix[i][col] = td;
                        }
                        while (col <= rightCol) {
                            cellMatrix[i][col] = td;
                            segMatrix[i][col] = seg;
                            col++;
                        }
                        tr.appendChild(td);
                    }
                }
                emptyCellsUntil(colCnt); // finish off the row
                var introHtml = dayGrid.renderProps.renderIntroHtml();
                if (introHtml) {
                    if (dayGrid.isRtl) {
                        core.appendToElement(tr, introHtml);
                    }
                    else {
                        core.prependToElement(tr, introHtml);
                    }
                }
                tbody.appendChild(tr);
            }
            return {
                row: row,
                tbodyEl: tbody,
                cellMatrix: cellMatrix,
                segMatrix: segMatrix,
                segLevels: segLevels,
                segs: rowSegs
            };
        };
        // Stacks a flat array of segments, which are all assumed to be in the same row, into subarrays of vertical levels.
        // NOTE: modifies segs
        DayGridEventRenderer.prototype.buildSegLevels = function (segs) {
            var _a = this.dayGrid, isRtl = _a.isRtl, colCnt = _a.colCnt;
            var levels = [];
            var i;
            var seg;
            var j;
            // Give preference to elements with certain criteria, so they have
            // a chance to be closer to the top.
            segs = this.sortEventSegs(segs);
            for (i = 0; i < segs.length; i++) {
                seg = segs[i];
                // loop through levels, starting with the topmost, until the segment doesn't collide with other segments
                for (j = 0; j < levels.length; j++) {
                    if (!isDaySegCollision(seg, levels[j])) {
                        break;
                    }
                }
                // `j` now holds the desired subrow index
                seg.level = j;
                seg.leftCol = isRtl ? (colCnt - 1 - seg.lastCol) : seg.firstCol; // for sorting only
                seg.rightCol = isRtl ? (colCnt - 1 - seg.firstCol) : seg.lastCol // for sorting only
                ;
                (levels[j] || (levels[j] = [])).push(seg);
            }
            // order segments left-to-right. very important if calendar is RTL
            for (j = 0; j < levels.length; j++) {
                levels[j].sort(compareDaySegCols);
            }
            return levels;
        };
        // Given a flat array of segments, return an array of sub-arrays, grouped by each segment's row
        DayGridEventRenderer.prototype.groupSegRows = function (segs) {
            var segRows = [];
            var i;
            for (i = 0; i < this.dayGrid.rowCnt; i++) {
                segRows.push([]);
            }
            for (i = 0; i < segs.length; i++) {
                segRows[segs[i].row].push(segs[i]);
            }
            return segRows;
        };
        // Computes a default `displayEventEnd` value if one is not expliclty defined
        DayGridEventRenderer.prototype.computeDisplayEventEnd = function () {
            return this.dayGrid.colCnt === 1; // we'll likely have space if there's only one day
        };
        return DayGridEventRenderer;
    }(SimpleDayGridEventRenderer));
    // Computes whether two segments' columns collide. They are assumed to be in the same row.
    function isDaySegCollision(seg, otherSegs) {
        var i;
        var otherSeg;
        for (i = 0; i < otherSegs.length; i++) {
            otherSeg = otherSegs[i];
            if (otherSeg.firstCol <= seg.lastCol &&
                otherSeg.lastCol >= seg.firstCol) {
                return true;
            }
        }
        return false;
    }
    // A cmp function for determining the leftmost event
    function compareDaySegCols(a, b) {
        return a.leftCol - b.leftCol;
    }

    var DayGridMirrorRenderer = /** @class */ (function (_super) {
        __extends(DayGridMirrorRenderer, _super);
        function DayGridMirrorRenderer() {
            return _super !== null && _super.apply(this, arguments) || this;
        }
        DayGridMirrorRenderer.prototype.attachSegs = function (segs, mirrorInfo) {
            var sourceSeg = mirrorInfo.sourceSeg;
            var rowStructs = this.rowStructs = this.renderSegRows(segs);
            // inject each new event skeleton into each associated row
            this.dayGrid.rowEls.forEach(function (rowNode, row) {
                var skeletonEl = core.htmlToElement('<div class="fc-mirror-skeleton"><table></table></div>'); // will be absolutely positioned
                var skeletonTopEl;
                var skeletonTop;
                // If there is an original segment, match the top position. Otherwise, put it at the row's top level
                if (sourceSeg && sourceSeg.row === row) {
                    skeletonTopEl = sourceSeg.el;
                }
                else {
                    skeletonTopEl = rowNode.querySelector('.fc-content-skeleton tbody');
                    if (!skeletonTopEl) { // when no events
                        skeletonTopEl = rowNode.querySelector('.fc-content-skeleton table');
                    }
                }
                skeletonTop = skeletonTopEl.getBoundingClientRect().top -
                    rowNode.getBoundingClientRect().top; // the offsetParent origin
                skeletonEl.style.top = skeletonTop + 'px';
                skeletonEl.querySelector('table').appendChild(rowStructs[row].tbodyEl);
                rowNode.appendChild(skeletonEl);
            });
        };
        return DayGridMirrorRenderer;
    }(DayGridEventRenderer));

    var EMPTY_CELL_HTML = '<td style="pointer-events:none"></td>';
    var DayGridFillRenderer = /** @class */ (function (_super) {
        __extends(DayGridFillRenderer, _super);
        function DayGridFillRenderer(dayGrid) {
            var _this = _super.call(this, dayGrid.context) || this;
            _this.fillSegTag = 'td'; // override the default tag name
            _this.dayGrid = dayGrid;
            return _this;
        }
        DayGridFillRenderer.prototype.renderSegs = function (type, segs) {
            // don't render timed background events
            if (type === 'bgEvent') {
                segs = segs.filter(function (seg) {
                    return seg.eventRange.def.allDay;
                });
            }
            _super.prototype.renderSegs.call(this, type, segs);
        };
        DayGridFillRenderer.prototype.attachSegs = function (type, segs) {
            var els = [];
            var i;
            var seg;
            var skeletonEl;
            for (i = 0; i < segs.length; i++) {
                seg = segs[i];
                skeletonEl = this.renderFillRow(type, seg);
                this.dayGrid.rowEls[seg.row].appendChild(skeletonEl);
                els.push(skeletonEl);
            }
            return els;
        };
        // Generates the HTML needed for one row of a fill. Requires the seg's el to be rendered.
        DayGridFillRenderer.prototype.renderFillRow = function (type, seg) {
            var dayGrid = this.dayGrid;
            var colCnt = dayGrid.colCnt, isRtl = dayGrid.isRtl;
            var leftCol = isRtl ? (colCnt - 1 - seg.lastCol) : seg.firstCol;
            var rightCol = isRtl ? (colCnt - 1 - seg.firstCol) : seg.lastCol;
            var startCol = leftCol;
            var endCol = rightCol + 1;
            var className;
            var skeletonEl;
            var trEl;
            if (type === 'businessHours') {
                className = 'bgevent';
            }
            else {
                className = type.toLowerCase();
            }
            skeletonEl = core.htmlToElement('<div class="fc-' + className + '-skeleton">' +
                '<table><tr></tr></table>' +
                '</div>');
            trEl = skeletonEl.getElementsByTagName('tr')[0];
            if (startCol > 0) {
                core.appendToElement(trEl, 
                // will create (startCol + 1) td's
                new Array(startCol + 1).join(EMPTY_CELL_HTML));
            }
            seg.el.colSpan = endCol - startCol;
            trEl.appendChild(seg.el);
            if (endCol < colCnt) {
                core.appendToElement(trEl, 
                // will create (colCnt - endCol) td's
                new Array(colCnt - endCol + 1).join(EMPTY_CELL_HTML));
            }
            var introHtml = dayGrid.renderProps.renderIntroHtml();
            if (introHtml) {
                if (dayGrid.isRtl) {
                    core.appendToElement(trEl, introHtml);
                }
                else {
                    core.prependToElement(trEl, introHtml);
                }
            }
            return skeletonEl;
        };
        return DayGridFillRenderer;
    }(core.FillRenderer));

    var DayTile = /** @class */ (function (_super) {
        __extends(DayTile, _super);
        function DayTile(context, el) {
            var _this = _super.call(this, context, el) || this;
            var eventRenderer = _this.eventRenderer = new DayTileEventRenderer(_this);
            var renderFrame = _this.renderFrame = core.memoizeRendering(_this._renderFrame);
            _this.renderFgEvents = core.memoizeRendering(eventRenderer.renderSegs.bind(eventRenderer), eventRenderer.unrender.bind(eventRenderer), [renderFrame]);
            _this.renderEventSelection = core.memoizeRendering(eventRenderer.selectByInstanceId.bind(eventRenderer), eventRenderer.unselectByInstanceId.bind(eventRenderer), [_this.renderFgEvents]);
            _this.renderEventDrag = core.memoizeRendering(eventRenderer.hideByHash.bind(eventRenderer), eventRenderer.showByHash.bind(eventRenderer), [renderFrame]);
            _this.renderEventResize = core.memoizeRendering(eventRenderer.hideByHash.bind(eventRenderer), eventRenderer.showByHash.bind(eventRenderer), [renderFrame]);
            context.calendar.registerInteractiveComponent(_this, {
                el: _this.el,
                useEventCenter: false
            });
            return _this;
        }
        DayTile.prototype.render = function (props) {
            this.renderFrame(props.date);
            this.renderFgEvents(props.fgSegs);
            this.renderEventSelection(props.eventSelection);
            this.renderEventDrag(props.eventDragInstances);
            this.renderEventResize(props.eventResizeInstances);
        };
        DayTile.prototype.destroy = function () {
            _super.prototype.destroy.call(this);
            this.renderFrame.unrender(); // should unrender everything else
            this.calendar.unregisterInteractiveComponent(this);
        };
        DayTile.prototype._renderFrame = function (date) {
            var _a = this, theme = _a.theme, dateEnv = _a.dateEnv;
            var title = dateEnv.format(date, core.createFormatter(this.opt('dayPopoverFormat')) // TODO: cache
            );
            this.el.innerHTML =
                '<div class="fc-header ' + theme.getClass('popoverHeader') + '">' +
                    '<span class="fc-title">' +
                    core.htmlEscape(title) +
                    '</span>' +
                    '<span class="fc-close ' + theme.getIconClass('close') + '"></span>' +
                    '</div>' +
                    '<div class="fc-body ' + theme.getClass('popoverContent') + '">' +
                    '<div class="fc-event-container"></div>' +
                    '</div>';
            this.segContainerEl = this.el.querySelector('.fc-event-container');
        };
        DayTile.prototype.queryHit = function (positionLeft, positionTop, elWidth, elHeight) {
            var date = this.props.date; // HACK
            if (positionLeft < elWidth && positionTop < elHeight) {
                return {
                    component: this,
                    dateSpan: {
                        allDay: true,
                        range: { start: date, end: core.addDays(date, 1) }
                    },
                    dayEl: this.el,
                    rect: {
                        left: 0,
                        top: 0,
                        right: elWidth,
                        bottom: elHeight
                    },
                    layer: 1
                };
            }
        };
        return DayTile;
    }(core.DateComponent));
    var DayTileEventRenderer = /** @class */ (function (_super) {
        __extends(DayTileEventRenderer, _super);
        function DayTileEventRenderer(dayTile) {
            var _this = _super.call(this, dayTile.context) || this;
            _this.dayTile = dayTile;
            return _this;
        }
        DayTileEventRenderer.prototype.attachSegs = function (segs) {
            for (var _i = 0, segs_1 = segs; _i < segs_1.length; _i++) {
                var seg = segs_1[_i];
                this.dayTile.segContainerEl.appendChild(seg.el);
            }
        };
        DayTileEventRenderer.prototype.detachSegs = function (segs) {
            for (var _i = 0, segs_2 = segs; _i < segs_2.length; _i++) {
                var seg = segs_2[_i];
                core.removeElement(seg.el);
            }
        };
        return DayTileEventRenderer;
    }(SimpleDayGridEventRenderer));

    var DayBgRow = /** @class */ (function () {
        function DayBgRow(context) {
            this.context = context;
        }
        DayBgRow.prototype.renderHtml = function (props) {
            var parts = [];
            if (props.renderIntroHtml) {
                parts.push(props.renderIntroHtml());
            }
            for (var _i = 0, _a = props.cells; _i < _a.length; _i++) {
                var cell = _a[_i];
                parts.push(renderCellHtml(cell.date, props.dateProfile, this.context, cell.htmlAttrs));
            }
            if (!props.cells.length) {
                parts.push('<td class="fc-day ' + this.context.theme.getClass('widgetContent') + '"></td>');
            }
            if (this.context.options.dir === 'rtl') {
                parts.reverse();
            }
            return '<tr>' + parts.join('') + '</tr>';
        };
        return DayBgRow;
    }());
    function renderCellHtml(date, dateProfile, context, otherAttrs) {
        var dateEnv = context.dateEnv, theme = context.theme;
        var isDateValid = core.rangeContainsMarker(dateProfile.activeRange, date); // TODO: called too frequently. cache somehow.
        var classes = core.getDayClasses(date, dateProfile, context);
        classes.unshift('fc-day', theme.getClass('widgetContent'));
        return '<td class="' + classes.join(' ') + '"' +
            (isDateValid ?
                ' data-date="' + dateEnv.formatIso(date, { omitTime: true }) + '"' :
                '') +
            (otherAttrs ?
                ' ' + otherAttrs :
                '') +
            '></td>';
    }

    var DAY_NUM_FORMAT = core.createFormatter({ day: 'numeric' });
    var WEEK_NUM_FORMAT = core.createFormatter({ week: 'numeric' });
    var DayGrid = /** @class */ (function (_super) {
        __extends(DayGrid, _super);
        function DayGrid(context, el, renderProps) {
            var _this = _super.call(this, context, el) || this;
            _this.bottomCoordPadding = 0; // hack for extending the hit area for the last row of the coordinate grid
            _this.isCellSizesDirty = false;
            var eventRenderer = _this.eventRenderer = new DayGridEventRenderer(_this);
            var fillRenderer = _this.fillRenderer = new DayGridFillRenderer(_this);
            _this.mirrorRenderer = new DayGridMirrorRenderer(_this);
            var renderCells = _this.renderCells = core.memoizeRendering(_this._renderCells, _this._unrenderCells);
            _this.renderBusinessHours = core.memoizeRendering(fillRenderer.renderSegs.bind(fillRenderer, 'businessHours'), fillRenderer.unrender.bind(fillRenderer, 'businessHours'), [renderCells]);
            _this.renderDateSelection = core.memoizeRendering(fillRenderer.renderSegs.bind(fillRenderer, 'highlight'), fillRenderer.unrender.bind(fillRenderer, 'highlight'), [renderCells]);
            _this.renderBgEvents = core.memoizeRendering(fillRenderer.renderSegs.bind(fillRenderer, 'bgEvent'), fillRenderer.unrender.bind(fillRenderer, 'bgEvent'), [renderCells]);
            _this.renderFgEvents = core.memoizeRendering(eventRenderer.renderSegs.bind(eventRenderer), eventRenderer.unrender.bind(eventRenderer), [renderCells]);
            _this.renderEventSelection = core.memoizeRendering(eventRenderer.selectByInstanceId.bind(eventRenderer), eventRenderer.unselectByInstanceId.bind(eventRenderer), [_this.renderFgEvents]);
            _this.renderEventDrag = core.memoizeRendering(_this._renderEventDrag, _this._unrenderEventDrag, [renderCells]);
            _this.renderEventResize = core.memoizeRendering(_this._renderEventResize, _this._unrenderEventResize, [renderCells]);
            _this.renderProps = renderProps;
            return _this;
        }
        DayGrid.prototype.render = function (props) {
            var cells = props.cells;
            this.rowCnt = cells.length;
            this.colCnt = cells[0].length;
            this.renderCells(cells, props.isRigid);
            this.renderBusinessHours(props.businessHourSegs);
            this.renderDateSelection(props.dateSelectionSegs);
            this.renderBgEvents(props.bgEventSegs);
            this.renderFgEvents(props.fgEventSegs);
            this.renderEventSelection(props.eventSelection);
            this.renderEventDrag(props.eventDrag);
            this.renderEventResize(props.eventResize);
            if (this.segPopoverTile) {
                this.updateSegPopoverTile();
            }
        };
        DayGrid.prototype.destroy = function () {
            _super.prototype.destroy.call(this);
            this.renderCells.unrender(); // will unrender everything else
        };
        DayGrid.prototype.getCellRange = function (row, col) {
            var start = this.props.cells[row][col].date;
            var end = core.addDays(start, 1);
            return { start: start, end: end };
        };
        DayGrid.prototype.updateSegPopoverTile = function (date, segs) {
            var ownProps = this.props;
            this.segPopoverTile.receiveProps({
                date: date || this.segPopoverTile.props.date,
                fgSegs: segs || this.segPopoverTile.props.fgSegs,
                eventSelection: ownProps.eventSelection,
                eventDragInstances: ownProps.eventDrag ? ownProps.eventDrag.affectedInstances : null,
                eventResizeInstances: ownProps.eventResize ? ownProps.eventResize.affectedInstances : null
            });
        };
        /* Date Rendering
        ------------------------------------------------------------------------------------------------------------------*/
        DayGrid.prototype._renderCells = function (cells, isRigid) {
            var _a = this, view = _a.view, dateEnv = _a.dateEnv;
            var _b = this, rowCnt = _b.rowCnt, colCnt = _b.colCnt;
            var html = '';
            var row;
            var col;
            for (row = 0; row < rowCnt; row++) {
                html += this.renderDayRowHtml(row, isRigid);
            }
            this.el.innerHTML = html;
            this.rowEls = core.findElements(this.el, '.fc-row');
            this.cellEls = core.findElements(this.el, '.fc-day, .fc-disabled-day');
            if (this.isRtl) {
                this.cellEls.reverse();
            }
            this.rowPositions = new core.PositionCache(this.el, this.rowEls, false, true // vertical
            );
            this.colPositions = new core.PositionCache(this.el, this.cellEls.slice(0, colCnt), // only the first row
            true, false // horizontal
            );
            // trigger dayRender with each cell's element
            for (row = 0; row < rowCnt; row++) {
                for (col = 0; col < colCnt; col++) {
                    this.publiclyTrigger('dayRender', [
                        {
                            date: dateEnv.toDate(cells[row][col].date),
                            el: this.getCellEl(row, col),
                            view: view
                        }
                    ]);
                }
            }
            this.isCellSizesDirty = true;
        };
        DayGrid.prototype._unrenderCells = function () {
            this.removeSegPopover();
        };
        // Generates the HTML for a single row, which is a div that wraps a table.
        // `row` is the row number.
        DayGrid.prototype.renderDayRowHtml = function (row, isRigid) {
            var theme = this.theme;
            var classes = ['fc-row', 'fc-week', theme.getClass('dayRow')];
            if (isRigid) {
                classes.push('fc-rigid');
            }
            var bgRow = new DayBgRow(this.context);
            return '' +
                '<div class="' + classes.join(' ') + '">' +
                '<div class="fc-bg">' +
                '<table class="' + theme.getClass('tableGrid') + '">' +
                bgRow.renderHtml({
                    cells: this.props.cells[row],
                    dateProfile: this.props.dateProfile,
                    renderIntroHtml: this.renderProps.renderBgIntroHtml
                }) +
                '</table>' +
                '</div>' +
                '<div class="fc-content-skeleton">' +
                '<table>' +
                (this.getIsNumbersVisible() ?
                    '<thead>' +
                        this.renderNumberTrHtml(row) +
                        '</thead>' :
                    '') +
                '</table>' +
                '</div>' +
                '</div>';
        };
        DayGrid.prototype.getIsNumbersVisible = function () {
            return this.getIsDayNumbersVisible() ||
                this.renderProps.cellWeekNumbersVisible ||
                this.renderProps.colWeekNumbersVisible;
        };
        DayGrid.prototype.getIsDayNumbersVisible = function () {
            return this.rowCnt > 1;
        };
        /* Grid Number Rendering
        ------------------------------------------------------------------------------------------------------------------*/
        DayGrid.prototype.renderNumberTrHtml = function (row) {
            var intro = this.renderProps.renderNumberIntroHtml(row, this);
            return '' +
                '<tr>' +
                (this.isRtl ? '' : intro) +
                this.renderNumberCellsHtml(row) +
                (this.isRtl ? intro : '') +
                '</tr>';
        };
        DayGrid.prototype.renderNumberCellsHtml = function (row) {
            var htmls = [];
            var col;
            var date;
            for (col = 0; col < this.colCnt; col++) {
                date = this.props.cells[row][col].date;
                htmls.push(this.renderNumberCellHtml(date));
            }
            if (this.isRtl) {
                htmls.reverse();
            }
            return htmls.join('');
        };
        // Generates the HTML for the <td>s of the "number" row in the DayGrid's content skeleton.
        // The number row will only exist if either day numbers or week numbers are turned on.
        DayGrid.prototype.renderNumberCellHtml = function (date) {
            var _a = this, view = _a.view, dateEnv = _a.dateEnv;
            var html = '';
            var isDateValid = core.rangeContainsMarker(this.props.dateProfile.activeRange, date); // TODO: called too frequently. cache somehow.
            var isDayNumberVisible = this.getIsDayNumbersVisible() && isDateValid;
            var classes;
            var weekCalcFirstDow;
            if (!isDayNumberVisible && !this.renderProps.cellWeekNumbersVisible) {
                // no numbers in day cell (week number must be along the side)
                return '<td></td>'; //  will create an empty space above events :(
            }
            classes = core.getDayClasses(date, this.props.dateProfile, this.context);
            classes.unshift('fc-day-top');
            if (this.renderProps.cellWeekNumbersVisible) {
                weekCalcFirstDow = dateEnv.weekDow;
            }
            html += '<td class="' + classes.join(' ') + '"' +
                (isDateValid ?
                    ' data-date="' + dateEnv.formatIso(date, { omitTime: true }) + '"' :
                    '') +
                '>';
            if (this.renderProps.cellWeekNumbersVisible && (date.getUTCDay() === weekCalcFirstDow)) {
                html += core.buildGotoAnchorHtml(view, { date: date, type: 'week' }, { 'class': 'fc-week-number' }, dateEnv.format(date, WEEK_NUM_FORMAT) // inner HTML
                );
            }
            if (isDayNumberVisible) {
                html += core.buildGotoAnchorHtml(view, date, { 'class': 'fc-day-number' }, dateEnv.format(date, DAY_NUM_FORMAT) // inner HTML
                );
            }
            html += '</td>';
            return html;
        };
        /* Sizing
        ------------------------------------------------------------------------------------------------------------------*/
        DayGrid.prototype.updateSize = function (isResize) {
            var _a = this, fillRenderer = _a.fillRenderer, eventRenderer = _a.eventRenderer, mirrorRenderer = _a.mirrorRenderer;
            if (isResize ||
                this.isCellSizesDirty ||
                this.view.calendar.isEventsUpdated // hack
            ) {
                this.buildPositionCaches();
                this.isCellSizesDirty = false;
            }
            fillRenderer.computeSizes(isResize);
            eventRenderer.computeSizes(isResize);
            mirrorRenderer.computeSizes(isResize);
            fillRenderer.assignSizes(isResize);
            eventRenderer.assignSizes(isResize);
            mirrorRenderer.assignSizes(isResize);
        };
        DayGrid.prototype.buildPositionCaches = function () {
            this.buildColPositions();
            this.buildRowPositions();
        };
        DayGrid.prototype.buildColPositions = function () {
            this.colPositions.build();
        };
        DayGrid.prototype.buildRowPositions = function () {
            this.rowPositions.build();
            this.rowPositions.bottoms[this.rowCnt - 1] += this.bottomCoordPadding; // hack
        };
        /* Hit System
        ------------------------------------------------------------------------------------------------------------------*/
        DayGrid.prototype.positionToHit = function (leftPosition, topPosition) {
            var _a = this, colPositions = _a.colPositions, rowPositions = _a.rowPositions;
            var col = colPositions.leftToIndex(leftPosition);
            var row = rowPositions.topToIndex(topPosition);
            if (row != null && 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]
                    }
                };
            }
        };
        /* Cell System
        ------------------------------------------------------------------------------------------------------------------*/
        // FYI: the first column is the leftmost column, regardless of date
        DayGrid.prototype.getCellEl = function (row, col) {
            return this.cellEls[row * this.colCnt + col];
        };
        /* Event Drag Visualization
        ------------------------------------------------------------------------------------------------------------------*/
        DayGrid.prototype._renderEventDrag = function (state) {
            if (state) {
                this.eventRenderer.hideByHash(state.affectedInstances);
                this.fillRenderer.renderSegs('highlight', state.segs);
            }
        };
        DayGrid.prototype._unrenderEventDrag = function (state) {
            if (state) {
                this.eventRenderer.showByHash(state.affectedInstances);
                this.fillRenderer.unrender('highlight');
            }
        };
        /* Event Resize Visualization
        ------------------------------------------------------------------------------------------------------------------*/
        DayGrid.prototype._renderEventResize = function (state) {
            if (state) {
                this.eventRenderer.hideByHash(state.affectedInstances);
                this.fillRenderer.renderSegs('highlight', state.segs);
                this.mirrorRenderer.renderSegs(state.segs, { isResizing: true, sourceSeg: state.sourceSeg });
            }
        };
        DayGrid.prototype._unrenderEventResize = function (state) {
            if (state) {
                this.eventRenderer.showByHash(state.affectedInstances);
                this.fillRenderer.unrender('highlight');
                this.mirrorRenderer.unrender(state.segs, { isResizing: true, sourceSeg: state.sourceSeg });
            }
        };
        /* More+ Link Popover
        ------------------------------------------------------------------------------------------------------------------*/
        DayGrid.prototype.removeSegPopover = function () {
            if (this.segPopover) {
                this.segPopover.hide(); // in handler, will call segPopover's removeElement
            }
        };
        // Limits the number of "levels" (vertically stacking layers of events) for each row of the grid.
        // `levelLimit` can be false (don't limit), a number, or true (should be computed).
        DayGrid.prototype.limitRows = function (levelLimit) {
            var rowStructs = this.eventRenderer.rowStructs || [];
            var row; // row #
            var rowLevelLimit;
            for (row = 0; row < rowStructs.length; row++) {
                this.unlimitRow(row);
                if (!levelLimit) {
                    rowLevelLimit = false;
                }
                else if (typeof levelLimit === 'number') {
                    rowLevelLimit = levelLimit;
                }
                else {
                    rowLevelLimit = this.computeRowLevelLimit(row);
                }
                if (rowLevelLimit !== false) {
                    this.limitRow(row, rowLevelLimit);
                }
            }
        };
        // Computes the number of levels a row will accomodate without going outside its bounds.
        // Assumes the row is "rigid" (maintains a constant height regardless of what is inside).
        // `row` is the row number.
        DayGrid.prototype.computeRowLevelLimit = function (row) {
            var rowEl = this.rowEls[row]; // the containing "fake" row div
            var rowBottom = rowEl.getBoundingClientRect().bottom; // relative to viewport!
            var trEls = core.findChildren(this.eventRenderer.rowStructs[row].tbodyEl);
            var i;
            var trEl;
            // Reveal one level <tr> at a time and stop when we find one out of bounds
            for (i = 0; i < trEls.length; i++) {
                trEl = trEls[i];
                trEl.classList.remove('fc-limited'); // reset to original state (reveal)
                if (trEl.getBoundingClientRect().bottom > rowBottom) {
                    return i;
                }
            }
            return false; // should not limit at all
        };
        // Limits the given grid row to the maximum number of levels and injects "more" links if necessary.
        // `row` is the row number.
        // `levelLimit` is a number for the maximum (inclusive) number of levels allowed.
        DayGrid.prototype.limitRow = function (row, levelLimit) {
            var _this = this;
            var _a = this, colCnt = _a.colCnt, isRtl = _a.isRtl;
            var rowStruct = this.eventRenderer.rowStructs[row];
            var moreNodes = []; // array of "more" <a> links and <td> DOM nodes
            var col = 0; // col #, left-to-right (not chronologically)
            var levelSegs; // array of segment objects in the last allowable level, ordered left-to-right
            var cellMatrix; // a matrix (by level, then column) of all <td> elements in the row
            var limitedNodes; // array of temporarily hidden level <tr> and segment <td> DOM nodes
            var i;
            var seg;
            var segsBelow; // array of segment objects below `seg` in the current `col`
            var totalSegsBelow; // total number of segments below `seg` in any of the columns `seg` occupies
            var colSegsBelow; // array of segment arrays, below seg, one for each column (offset from segs's first column)
            var td;
            var rowSpan;
            var segMoreNodes; // array of "more" <td> cells that will stand-in for the current seg's cell
            var j;
            var moreTd;
            var moreWrap;
            var moreLink;
            // Iterates through empty level cells and places "more" links inside if need be
            var emptyCellsUntil = function (endCol) {
                while (col < endCol) {
                    segsBelow = _this.getCellSegs(row, col, levelLimit);
                    if (segsBelow.length) {
                        td = cellMatrix[levelLimit - 1][col];
                        moreLink = _this.renderMoreLink(row, col, segsBelow);
                        moreWrap = core.createElement('div', null, moreLink);
                        td.appendChild(moreWrap);
                        moreNodes.push(moreWrap);
                    }
                    col++;
                }
            };
            if (levelLimit && levelLimit < rowStruct.segLevels.length) { // is it actually over the limit?
                levelSegs = rowStruct.segLevels[levelLimit - 1];
                cellMatrix = rowStruct.cellMatrix;
                limitedNodes = core.findChildren(rowStruct.tbodyEl).slice(levelLimit); // get level <tr> elements past the limit
                limitedNodes.forEach(function (node) {
                    node.classList.add('fc-limited'); // hide elements and get a simple DOM-nodes array
                });
                // iterate though segments in the last allowable level
                for (i = 0; i < levelSegs.length; i++) {
                    seg = levelSegs[i];
                    var leftCol = isRtl ? (colCnt - 1 - seg.lastCol) : seg.firstCol;
                    var rightCol = isRtl ? (colCnt - 1 - seg.firstCol) : seg.lastCol;
                    emptyCellsUntil(leftCol); // process empty cells before the segment
                    // determine *all* segments below `seg` that occupy the same columns
                    colSegsBelow = [];
                    totalSegsBelow = 0;
                    while (col <= rightCol) {
                        segsBelow = this.getCellSegs(row, col, levelLimit);
                        colSegsBelow.push(segsBelow);
                        totalSegsBelow += segsBelow.length;
                        col++;
                    }
                    if (totalSegsBelow) { // do we need to replace this segment with one or many "more" links?
                        td = cellMatrix[levelLimit - 1][leftCol]; // the segment's parent cell
                        rowSpan = td.rowSpan || 1;
                        segMoreNodes = [];
                        // make a replacement <td> for each column the segment occupies. will be one for each colspan
                        for (j = 0; j < colSegsBelow.length; j++) {
                            moreTd = core.createElement('td', { className: 'fc-more-cell', rowSpan: rowSpan });
                            segsBelow = colSegsBelow[j];
                            moreLink = this.renderMoreLink(row, leftCol + j, [seg].concat(segsBelow) // count seg as hidden too
                            );
                            moreWrap = core.createElement('div', null, moreLink);
                            moreTd.appendChild(moreWrap);
                            segMoreNodes.push(moreTd);
                            moreNodes.push(moreTd);
                        }
                        td.classList.add('fc-limited');
                        core.insertAfterElement(td, segMoreNodes);
                        limitedNodes.push(td);
                    }
                }
                emptyCellsUntil(this.colCnt); // finish off the level
                rowStruct.moreEls = moreNodes; // for easy undoing later
                rowStruct.limitedEls = limitedNodes; // for easy undoing later
            }
        };
        // Reveals all levels and removes all "more"-related elements for a grid's row.
        // `row` is a row number.
        DayGrid.prototype.unlimitRow = function (row) {
            var rowStruct = this.eventRenderer.rowStructs[row];
            if (rowStruct.moreEls) {
                rowStruct.moreEls.forEach(core.removeElement);
                rowStruct.moreEls = null;
            }
            if (rowStruct.limitedEls) {
                rowStruct.limitedEls.forEach(function (limitedEl) {
                    limitedEl.classList.remove('fc-limited');
                });
                rowStruct.limitedEls = null;
            }
        };
        // Renders an <a> element that represents hidden event element for a cell.
        // Responsible for attaching click handler as well.
        DayGrid.prototype.renderMoreLink = function (row, col, hiddenSegs) {
            var _this = this;
            var _a = this, view = _a.view, dateEnv = _a.dateEnv;
            var a = core.createElement('a', { className: 'fc-more' });
            a.innerText = this.getMoreLinkText(hiddenSegs.length);
            a.addEventListener('click', function (ev) {
                var clickOption = _this.opt('eventLimitClick');
                var _col = _this.isRtl ? _this.colCnt - col - 1 : col; // HACK: props.cells has different dir system?
                var date = _this.props.cells[row][_col].date;
                var moreEl = ev.currentTarget;
                var dayEl = _this.getCellEl(row, col);
                var allSegs = _this.getCellSegs(row, col);
                // rescope the segments to be within the cell's date
                var reslicedAllSegs = _this.resliceDaySegs(allSegs, date);
                var reslicedHiddenSegs = _this.resliceDaySegs(hiddenSegs, date);
                if (typeof clickOption === 'function') {
                    // the returned value can be an atomic option
                    clickOption = _this.publiclyTrigger('eventLimitClick', [
                        {
                            date: dateEnv.toDate(date),
                            allDay: true,
                            dayEl: dayEl,
                            moreEl: moreEl,
                            segs: reslicedAllSegs,
                            hiddenSegs: reslicedHiddenSegs,
                            jsEvent: ev,
                            view: view
                        }
                    ]);
                }
                if (clickOption === 'popover') {
                    _this.showSegPopover(row, col, moreEl, reslicedAllSegs);
                }
                else if (typeof clickOption === 'string') { // a view name
                    view.calendar.zoomTo(date, clickOption);
                }
            });
            return a;
        };
        // Reveals the popover that displays all events within a cell
        DayGrid.prototype.showSegPopover = function (row, col, moreLink, segs) {
            var _this = this;
            var _a = this, calendar = _a.calendar, view = _a.view, theme = _a.theme;
            var _col = this.isRtl ? this.colCnt - col - 1 : col; // HACK: props.cells has different dir system?
            var moreWrap = moreLink.parentNode; // the <div> wrapper around the <a>
            var topEl; // the element we want to match the top coordinate of
            var options;
            if (this.rowCnt === 1) {
                topEl = view.el; // will cause the popover to cover any sort of header
            }
            else {
                topEl = this.rowEls[row]; // will align with top of row
            }
            options = {
                className: 'fc-more-popover ' + theme.getClass('popover'),
                parentEl: view.el,
                top: core.computeRect(topEl).top,
                autoHide: true,
                content: function (el) {
                    _this.segPopoverTile = new DayTile(_this.context, el);
                    _this.updateSegPopoverTile(_this.props.cells[row][_col].date, segs);
                },
                hide: function () {
                    _this.segPopoverTile.destroy();
                    _this.segPopoverTile = null;
                    _this.segPopover.destroy();
                    _this.segPopover = null;
                }
            };
            // Determine horizontal coordinate.
            // We use the moreWrap instead of the <td> to avoid border confusion.
            if (this.isRtl) {
                options.right = core.computeRect(moreWrap).right + 1; // +1 to be over cell border
            }
            else {
                options.left = core.computeRect(moreWrap).left - 1; // -1 to be over cell border
            }
            this.segPopover = new Popover(options);
            this.segPopover.show();
            calendar.releaseAfterSizingTriggers(); // hack for eventPositioned
        };
        // Given the events within an array of segment objects, reslice them to be in a single day
        DayGrid.prototype.resliceDaySegs = function (segs, dayDate) {
            var dayStart = dayDate;
            var dayEnd = core.addDays(dayStart, 1);
            var dayRange = { start: dayStart, end: dayEnd };
            var newSegs = [];
            for (var _i = 0, segs_1 = segs; _i < segs_1.length; _i++) {
                var seg = segs_1[_i];
                var eventRange = seg.eventRange;
                var origRange = eventRange.range;
                var slicedRange = core.intersectRanges(origRange, dayRange);
                if (slicedRange) {
                    newSegs.push(__assign({}, seg, { eventRange: {
                            def: eventRange.def,
                            ui: __assign({}, eventRange.ui, { durationEditable: false }),
                            instance: eventRange.instance,
                            range: slicedRange
                        }, isStart: seg.isStart && slicedRange.start.valueOf() === origRange.start.valueOf(), isEnd: seg.isEnd && slicedRange.end.valueOf() === origRange.end.valueOf() }));
                }
            }
            return newSegs;
        };
        // Generates the text that should be inside a "more" link, given the number of events it represents
        DayGrid.prototype.getMoreLinkText = function (num) {
            var opt = this.opt('eventLimitText');
            if (typeof opt === 'function') {
                return opt(num);
            }
            else {
                return '+' + num + ' ' + opt;
            }
        };
        // Returns segments within a given cell.
        // If `startLevel` is specified, returns only events including and below that level. Otherwise returns all segs.
        DayGrid.prototype.getCellSegs = function (row, col, startLevel) {
            var segMatrix = this.eventRenderer.rowStructs[row].segMatrix;
            var level = startLevel || 0;
            var segs = [];
            var seg;
            while (level < segMatrix.length) {
                seg = segMatrix[level][col];
                if (seg) {
                    segs.push(seg);
                }
                level++;
            }
            return segs;
        };
        return DayGrid;
    }(core.DateComponent));

    var WEEK_NUM_FORMAT$1 = core.createFormatter({ week: 'numeric' });
    /* 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 DayGrid subcomponent, which does most of the heavy lifting.
    // It is responsible for managing width/height.
    var DayGridView = /** @class */ (function (_super) {
        __extends(DayGridView, _super);
        function DayGridView(context, viewSpec, dateProfileGenerator, parentEl) {
            var _this = _super.call(this, context, viewSpec, dateProfileGenerator, parentEl) || this;
            /* Header Rendering
            ------------------------------------------------------------------------------------------------------------------*/
            // Generates the HTML that will go before the day-of week header cells
            _this.renderHeadIntroHtml = function () {
                var theme = _this.theme;
                if (_this.colWeekNumbersVisible) {
                    return '' +
                        '<th class="fc-week-number ' + theme.getClass('widgetHeader') + '" ' + _this.weekNumberStyleAttr() + '>' +
                        '<span>' + // needed for matchCellWidths
                        core.htmlEscape(_this.opt('weekLabel')) +
                        '</span>' +
                        '</th>';
                }
                return '';
            };
            /* Day Grid Rendering
            ------------------------------------------------------------------------------------------------------------------*/
            // Generates the HTML that will go before content-skeleton cells that display the day/week numbers
            _this.renderDayGridNumberIntroHtml = function (row, dayGrid) {
                var dateEnv = _this.dateEnv;
                var weekStart = dayGrid.props.cells[row][0].date;
                if (_this.colWeekNumbersVisible) {
                    return '' +
                        '<td class="fc-week-number" ' + _this.weekNumberStyleAttr() + '>' +
                        core.buildGotoAnchorHtml(// aside from link, important for matchCellWidths
                        _this, { date: weekStart, type: 'week', forceOff: dayGrid.colCnt === 1 }, dateEnv.format(weekStart, WEEK_NUM_FORMAT$1) // inner HTML
                        ) +
                        '</td>';
                }
                return '';
            };
            // Generates the HTML that goes before the day bg cells for each day-row
            _this.renderDayGridBgIntroHtml = function () {
                var theme = _this.theme;
                if (_this.colWeekNumbersVisible) {
                    return '<td class="fc-week-number ' + theme.getClass('widgetContent') + '" ' + _this.weekNumberStyleAttr() + '></td>';
                }
                return '';
            };
            // Generates the HTML that goes before every other type of row generated by DayGrid.
            // Affects mirror-skeleton and highlight-skeleton rows.
            _this.renderDayGridIntroHtml = function () {
                if (_this.colWeekNumbersVisible) {
                    return '<td class="fc-week-number" ' + _this.weekNumberStyleAttr() + '></td>';
                }
                return '';
            };
            _this.el.classList.add('fc-dayGrid-view');
            _this.el.innerHTML = _this.renderSkeletonHtml();
            _this.scroller = new core.ScrollComponent('hidden', // overflow x
            'auto' // overflow y
            );
            var dayGridContainerEl = _this.scroller.el;
            _this.el.querySelector('.fc-body > tr > td').appendChild(dayGridContainerEl);
            dayGridContainerEl.classList.add('fc-day-grid-container');
            var dayGridEl = core.createElement('div', { className: 'fc-day-grid' });
            dayGridContainerEl.appendChild(dayGridEl);
            var cellWeekNumbersVisible;
            if (_this.opt('weekNumbers')) {
                if (_this.opt('weekNumbersWithinDays')) {
                    cellWeekNumbersVisible = true;
                    _this.colWeekNumbersVisible = false;
                }
                else {
                    cellWeekNumbersVisible = false;
                    _this.colWeekNumbersVisible = true;
                }
            }
            else {
                _this.colWeekNumbersVisible = false;
                cellWeekNumbersVisible = false;
            }
            _this.dayGrid = new DayGrid(_this.context, dayGridEl, {
                renderNumberIntroHtml: _this.renderDayGridNumberIntroHtml,
                renderBgIntroHtml: _this.renderDayGridBgIntroHtml,
                renderIntroHtml: _this.renderDayGridIntroHtml,
                colWeekNumbersVisible: _this.colWeekNumbersVisible,
                cellWeekNumbersVisible: cellWeekNumbersVisible
            });
            return _this;
        }
        DayGridView.prototype.destroy = function () {
            _super.prototype.destroy.call(this);
            this.dayGrid.destroy();
            this.scroller.destroy();
        };
        // Builds the HTML skeleton for the view.
        // The day-grid component will render inside of a container defined by this HTML.
        DayGridView.prototype.renderSkeletonHtml = function () {
            var theme = this.theme;
            return '' +
                '<table class="' + theme.getClass('tableGrid') + '">' +
                (this.opt('columnHeader') ?
                    '<thead class="fc-head">' +
                        '<tr>' +
                        '<td class="fc-head-container ' + theme.getClass('widgetHeader') + '">&nbsp;</td>' +
                        '</tr>' +
                        '</thead>' :
                    '') +
                '<tbody class="fc-body">' +
                '<tr>' +
                '<td class="' + theme.getClass('widgetContent') + '"></td>' +
                '</tr>' +
                '</tbody>' +
                '</table>';
        };
        // Generates an HTML attribute string for setting the width of the week number column, if it is known
        DayGridView.prototype.weekNumberStyleAttr = function () {
            if (this.weekNumberWidth != null) {
                return 'style="width:' + this.weekNumberWidth + 'px"';
            }
            return '';
        };
        // Determines whether each row should have a constant height
        DayGridView.prototype.hasRigidRows = function () {
            var eventLimit = this.opt('eventLimit');
            return eventLimit && typeof eventLimit !== 'number';
        };
        /* Dimensions
        ------------------------------------------------------------------------------------------------------------------*/
        DayGridView.prototype.updateSize = function (isResize, viewHeight, isAuto) {
            _super.prototype.updateSize.call(this, isResize, viewHeight, isAuto); // will call updateBaseSize. important that executes first
            this.dayGrid.updateSize(isResize);
        };
        // Refreshes the horizontal dimensions of the view
        DayGridView.prototype.updateBaseSize = function (isResize, viewHeight, isAuto) {
            var dayGrid = this.dayGrid;
            var eventLimit = this.opt('eventLimit');
            var headRowEl = this.header ? this.header.el : null; // HACK
            var scrollerHeight;
            var scrollbarWidths;
            // hack to give the view some height prior to dayGrid's columns being rendered
            // TODO: separate setting height from scroller VS dayGrid.
            if (!dayGrid.rowEls) {
                if (!isAuto) {
                    scrollerHeight = this.computeScrollerHeight(viewHeight);
                    this.scroller.setHeight(scrollerHeight);
                }
                return;
            }
            if (this.colWeekNumbersVisible) {
                // Make sure all week number cells running down the side have the same width.
                this.weekNumberWidth = core.matchCellWidths(core.findElements(this.el, '.fc-week-number'));
            }
            // reset all heights to be natural
            this.scroller.clear();
            if (headRowEl) {
                core.uncompensateScroll(headRowEl);
            }
            dayGrid.removeSegPopover(); // kill the "more" popover if displayed
            // is the event limit a constant level number?
            if (eventLimit && typeof eventLimit === 'number') {
                dayGrid.limitRows(eventLimit); // limit the levels first so the height can redistribute after
            }
            // distribute the height to the rows
            // (viewHeight is a "recommended" value if isAuto)
            scrollerHeight = this.computeScrollerHeight(viewHeight);
            this.setGridHeight(scrollerHeight, isAuto);
            // is the event limit dynamically calculated?
            if (eventLimit && typeof eventLimit !== 'number') {
                dayGrid.limitRows(eventLimit); // limit the levels after the grid's row heights have been set
            }
            if (!isAuto) { // should we force dimensions of the scroll container?
                this.scroller.setHeight(scrollerHeight);
                scrollbarWidths = this.scroller.getScrollbarWidths();
                if (scrollbarWidths.left || scrollbarWidths.right) { // using scrollbars?
                    if (headRowEl) {
                        core.compensateScroll(headRowEl, scrollbarWidths);
                    }
                    // doing the scrollbar compensation might have created text overflow which created more height. redo
                    scrollerHeight = this.computeScrollerHeight(viewHeight);
                    this.scroller.setHeight(scrollerHeight);
                }
                // guarantees the same scrollbar widths
                this.scroller.lockOverflow(scrollbarWidths);
            }
        };
        // given a desired total height of the view, returns what the height of the scroller should be
        DayGridView.prototype.computeScrollerHeight = function (viewHeight) {
            return viewHeight -
                core.subtractInnerElHeight(this.el, this.scroller.el); // everything that's NOT the scroller
        };
        // Sets the height of just the DayGrid component in this view
        DayGridView.prototype.setGridHeight = function (height, isAuto) {
            if (this.opt('monthMode')) {
                // if auto, make the height of each row the height that it would be if there were 6 weeks
                if (isAuto) {
                    height *= this.dayGrid.rowCnt / 6;
                }
                core.distributeHeight(this.dayGrid.rowEls, height, !isAuto); // if auto, don't compensate for height-hogging rows
            }
            else {
                if (isAuto) {
                    core.undistributeHeight(this.dayGrid.rowEls); // let the rows be their natural height with no expanding
                }
                else {
                    core.distributeHeight(this.dayGrid.rowEls, height, true); // true = compensate for height-hogging rows
                }
            }
        };
        /* Scroll
        ------------------------------------------------------------------------------------------------------------------*/
        DayGridView.prototype.computeDateScroll = function (duration) {
            return { top: 0 };
        };
        DayGridView.prototype.queryDateScroll = function () {
            return { top: this.scroller.getScrollTop() };
        };
        DayGridView.prototype.applyDateScroll = function (scroll) {
            if (scroll.top !== undefined) {
                this.scroller.setScrollTop(scroll.top);
            }
        };
        return DayGridView;
    }(core.View));
    DayGridView.prototype.dateProfileGeneratorClass = DayGridDateProfileGenerator;

    var SimpleDayGrid = /** @class */ (function (_super) {
        __extends(SimpleDayGrid, _super);
        function SimpleDayGrid(context, dayGrid) {
            var _this = _super.call(this, context, dayGrid.el) || this;
            _this.slicer = new DayGridSlicer();
            _this.dayGrid = dayGrid;
            context.calendar.registerInteractiveComponent(_this, { el: _this.dayGrid.el });
            return _this;
        }
        SimpleDayGrid.prototype.destroy = function () {
            _super.prototype.destroy.call(this);
            this.calendar.unregisterInteractiveComponent(this);
        };
        SimpleDayGrid.prototype.render = function (props) {
            var dayGrid = this.dayGrid;
            var dateProfile = props.dateProfile, dayTable = props.dayTable;
            dayGrid.receiveProps(__assign({}, this.slicer.sliceProps(props, dateProfile, props.nextDayThreshold, dayGrid, dayTable), { dateProfile: dateProfile, cells: dayTable.cells, isRigid: props.isRigid }));
        };
        SimpleDayGrid.prototype.buildPositionCaches = function () {
            this.dayGrid.buildPositionCaches();
        };
        SimpleDayGrid.prototype.queryHit = function (positionLeft, positionTop) {
            var rawHit = this.dayGrid.positionToHit(positionLeft, positionTop);
            if (rawHit) {
                return {
                    component: this.dayGrid,
                    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 SimpleDayGrid;
    }(core.DateComponent));
    var DayGridSlicer = /** @class */ (function (_super) {
        __extends(DayGridSlicer, _super);
        function DayGridSlicer() {
            return _super !== null && _super.apply(this, arguments) || this;
        }
        DayGridSlicer.prototype.sliceRange = function (dateRange, dayTable) {
            return dayTable.sliceRange(dateRange);
        };
        return DayGridSlicer;
    }(core.Slicer));

    var DayGridView$1 = /** @class */ (function (_super) {
        __extends(DayGridView, _super);
        function DayGridView(_context, viewSpec, dateProfileGenerator, parentEl) {
            var _this = _super.call(this, _context, viewSpec, dateProfileGenerator, parentEl) || this;
            _this.buildDayTable = core.memoize(buildDayTable);
            if (_this.opt('columnHeader')) {
                _this.header = new core.DayHeader(_this.context, _this.el.querySelector('.fc-head-container'));
            }
            _this.simpleDayGrid = new SimpleDayGrid(_this.context, _this.dayGrid);
            return _this;
        }
        DayGridView.prototype.destroy = function () {
            _super.prototype.destroy.call(this);
            if (this.header) {
                this.header.destroy();
            }
            this.simpleDayGrid.destroy();
        };
        DayGridView.prototype.render = function (props) {
            _super.prototype.render.call(this, props);
            var dateProfile = this.props.dateProfile;
            var dayTable = this.dayTable =
                this.buildDayTable(dateProfile, this.dateProfileGenerator);
            if (this.header) {
                this.header.receiveProps({
                    dateProfile: dateProfile,
                    dates: dayTable.headerDates,
                    datesRepDistinctDays: dayTable.rowCnt === 1,
                    renderIntroHtml: this.renderHeadIntroHtml
                });
            }
            this.simpleDayGrid.receiveProps({
                dateProfile: dateProfile,
                dayTable: dayTable,
                businessHours: props.businessHours,
                dateSelection: props.dateSelection,
                eventStore: props.eventStore,
                eventUiBases: props.eventUiBases,
                eventSelection: props.eventSelection,
                eventDrag: props.eventDrag,
                eventResize: props.eventResize,
                isRigid: this.hasRigidRows(),
                nextDayThreshold: this.nextDayThreshold
            });
        };
        return DayGridView;
    }(DayGridView));
    function buildDayTable(dateProfile, dateProfileGenerator) {
        var daySeries = new core.DaySeries(dateProfile.renderRange, dateProfileGenerator);
        return new core.DayTable(daySeries, /year|month|week/.test(dateProfile.currentRangeUnit));
    }

    var main = core.createPlugin({
        defaultView: 'dayGridMonth',
        views: {
            dayGrid: DayGridView$1,
            dayGridDay: {
                type: 'dayGrid',
                duration: { days: 1 }
            },
            dayGridWeek: {
                type: 'dayGrid',
                duration: { weeks: 1 }
            },
            dayGridMonth: {
                type: 'dayGrid',
                duration: { months: 1 },
                monthMode: true,
                fixedWeekCount: true
            }
        }
    });

    exports.AbstractDayGridView = DayGridView;
    exports.DayBgRow = DayBgRow;
    exports.DayGrid = DayGrid;
    exports.DayGridSlicer = DayGridSlicer;
    exports.DayGridView = DayGridView$1;
    exports.SimpleDayGrid = SimpleDayGrid;
    exports.buildBasicDayTable = buildDayTable;
    exports.default = main;

    Object.defineProperty(exports, '__esModule', { value: true });

}));