upgrade cdav calendar to version 4

2 files changed, 2176 insertions, 0 deletions

diff --git a/library/fullcalendar/packages/interaction/main.js b/library/fullcalendar/packages/interaction/main.js
new file mode 100644
index 000000000..8dbb47bde
--- /dev/null
+++ b/library/fullcalendar/packages/interaction/main.js
@@ -0,0 +1,2155 @@
+/*!
+FullCalendar Interaction Plugin v4.0.2
+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.FullCalendarInteraction = {}, 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);

+    };
+
+    core.config.touchMouseIgnoreWait = 500;
+    var ignoreMouseDepth = 0;
+    var listenerCnt = 0;
+    var isWindowTouchMoveCancelled = false;
+    /*
+    Uses a "pointer" abstraction, which monitors UI events for both mouse and touch.
+    Tracks when the pointer "drags" 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;
+            this.downEl = null;
+            // options that can be directly assigned by caller
+            this.selector = ''; // will cause subjectEl in all emitted events to be this element
+            this.handleSelector = '';
+            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() &&
+                    isPrimaryMouseButton(ev) &&
+                    _this.tryStart(ev)) {
+                    var pev = _this.createEventFromMouse(ev, true);
+                    _this.emitter.trigger('pointerdown', pev);
+                    _this.initScrollWatch(pev);
+                    if (!_this.shouldIgnoreMove) {
+                        document.addEventListener('mousemove', _this.handleMouseMove);
+                    }
+                    document.addEventListener('mouseup', _this.handleMouseUp);
+                }
+            };
+            this.handleMouseMove = function (ev) {
+                var pev = _this.createEventFromMouse(ev);
+                _this.recordCoords(pev);
+                _this.emitter.trigger('pointermove', pev);
+            };
+            this.handleMouseUp = function (ev) {
+                document.removeEventListener('mousemove', _this.handleMouseMove);
+                document.removeEventListener('mouseup', _this.handleMouseUp);
+                _this.emitter.trigger('pointerup', _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('pointerdown', pev);
+                    _this.initScrollWatch(pev);
+                    // unlike mouse, need to attach to target, not document
+                    // https://stackoverflow.com/a/45760014
+                    var target = ev.target;
+                    if (!_this.shouldIgnoreMove) {
+                        target.addEventListener('touchmove', _this.handleTouchMove);
+                    }
+                    target.addEventListener('touchend', _this.handleTouchEnd);
+                    target.addEventListener('touchcancel', _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 'scroll' doesn't bubble.
+                    // http://stackoverflow.com/a/32954565/96342
+                    window.addEventListener('scroll', _this.handleTouchScroll, true // useCapture
+                    );
+                }
+            };
+            this.handleTouchMove = function (ev) {
+                var pev = _this.createEventFromTouch(ev);
+                _this.recordCoords(pev);
+                _this.emitter.trigger('pointermove', pev);
+            };
+            this.handleTouchEnd = function (ev) {
+                if (_this.isDragging) { // done to guard against touchend followed by touchcancel
+                    var target = ev.target;
+                    target.removeEventListener('touchmove', _this.handleTouchMove);
+                    target.removeEventListener('touchend', _this.handleTouchEnd);
+                    target.removeEventListener('touchcancel', _this.handleTouchEnd);
+                    window.removeEventListener('scroll', _this.handleTouchScroll, true); // useCaptured=true
+                    _this.emitter.trigger('pointerup', _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('pointermove', {
+                        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 core.EmitterMixin();
+            containerEl.addEventListener('mousedown', this.handleMouseDown);
+            containerEl.addEventListener('touchstart', this.handleTouchStart, { passive: true });
+            listenerCreated();
+        }
+        PointerDragging.prototype.destroy = function () {
+            this.containerEl.removeEventListener('mousedown', this.handleMouseDown);
+            this.containerEl.removeEventListener('touchstart', this.handleTouchStart, { passive: true });
+            listenerDestroyed();
+        };
+        PointerDragging.prototype.tryStart = function (ev) {
+            var subjectEl = this.querySubjectEl(ev);
+            var downEl = ev.target;
+            if (subjectEl &&
+                (!this.handleSelector || core.elementClosest(downEl, this.handleSelector))) {
+                this.subjectEl = subjectEl;
+                this.downEl = downEl;
+                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;
+            this.downEl = null;
+            // keep wasTouchScroll around for later access
+            this.destroyScrollWatch();
+        };
+        PointerDragging.prototype.querySubjectEl = function (ev) {
+            if (this.selector) {
+                return core.elementClosest(ev.target, this.selector);
+            }
+            else {
+                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('scroll', 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('scroll', 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 && 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 && !ev.ctrlKey;
+    }
+    // Ignoring fake mouse events generated by touch
+    // ----------------------------------------------------------------------------------------------------
+    function startIgnoringMouse() {
+        ignoreMouseDepth++;
+        setTimeout(function () {
+            ignoreMouseDepth--;
+        }, core.config.touchMouseIgnoreWait);
+    }
+    // We want to attach touchmove as early as possible for Safari
+    // ----------------------------------------------------------------------------------------------------
+    function listenerCreated() {
+        if (!(listenerCnt++)) {
+            window.addEventListener('touchmove', onWindowTouchMove, { passive: false });
+        }
+    }
+    function listenerDestroyed() {
+        if (!(--listenerCnt)) {
+            window.removeEventListener('touchmove', 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 = '';
+                    }
+                    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 = 'none';
+                    }
+                    this.isVisible = bool;
+                }
+            }
+        };
+        // always async
+        ElementMirror.prototype.stop = function (needsRevertAnimation, callback) {
+            var _this = this;
+            var done = function () {
+                _this.cleanup();
+                callback();
+            };
+            if (needsRevertAnimation &&
+                this.mirrorEl &&
+                this.isVisible &&
+                this.revertDuration && // if 0, transition won't work
+                (this.deltaX || this.deltaY) // if same coords, transition won'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 =
+                'top ' + revertDuration + 'ms,' +
+                    'left ' + revertDuration + 'ms';
+            core.applyStyle(mirrorEl, {
+                left: finalSourceElRect.left,
+                top: finalSourceElRect.top
+            });
+            core.whenTransitionDone(mirrorEl, function () {
+                mirrorEl.style.transition = '';
+                callback();
+            });
+        };
+        ElementMirror.prototype.cleanup = function () {
+            if (this.mirrorEl) {
+                core.removeElement(this.mirrorEl);
+                this.mirrorEl = null;
+            }
+            this.sourceEl = null;
+        };
+        ElementMirror.prototype.updateElPosition = function () {
+            if (this.sourceEl && this.isVisible) {
+                core.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't want long taps or any mouse interaction causing selection/menus.
+                // would use preventSelection(), but that prevents selectstart, causing problems.
+                mirrorEl.classList.add('fc-unselectable');
+                mirrorEl.classList.add('fc-dragging');
+                core.applyStyle(mirrorEl, {
+                    position: 'fixed',
+                    zIndex: this.zIndex,
+                    visibility: '',
+                    boxSizing: 'border-box',
+                    width: sourceElRect.right - sourceElRect.left,
+                    height: sourceElRect.bottom - sourceElRect.top,
+                    right: 'auto',
+                    bottom: 'auto',
+                    margin: 0
+                });
+                this.parentNode.appendChild(mirrorEl);
+            }
+            return mirrorEl;
+        };
+        return ElementMirror;
+    }());
+
+    /*
+    Is a cache for a given element's scroll information (all the info that ScrollController stores)
+    in addition the "client rectangle" 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('scroll', _this.handleScroll);
+            }
+            return _this;
+        }
+        ScrollGeomCache.prototype.destroy = function () {
+            if (this.doesListening) {
+                this.getEventTarget().removeEventListener('scroll', 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;
+    }(core.ScrollController));
+    var ElementScrollGeomCache = /** @class */ (function (_super) {
+        __extends(ElementScrollGeomCache, _super);
+        function ElementScrollGeomCache(el, doesListening) {
+            return _super.call(this, new core.ElementScrollController(el), doesListening) || this;
+        }
+        ElementScrollGeomCache.prototype.getEventTarget = function () {
+            return this.scrollController.el;
+        };
+        ElementScrollGeomCache.prototype.computeClientRect = function () {
+            return core.computeInnerRect(this.scrollController.el);
+        };
+        return ElementScrollGeomCache;
+    }(ScrollGeomCache));
+    var WindowScrollGeomCache = /** @class */ (function (_super) {
+        __extends(WindowScrollGeomCache, _super);
+        function WindowScrollGeomCache(doesListening) {
+            return _super.call(this, new core.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's rectangle relative
+        // to the document's topleft as it scrolls
+        WindowScrollGeomCache.prototype.handleScrollChange = function () {
+            this.clientRect = this.computeClientRect();
+        };
+        return WindowScrollGeomCache;
+    }(ScrollGeomCache));
+
+    // If available we are using native "performance" API instead of "Date"
+    // Read more about it on MDN:
+    // https://developer.mozilla.org/en-US/docs/Web/API/Performance
+    var getTime = typeof performance === 'function' ? 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, '.fc-scroller'];
+            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'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 < 0) {
+                    this.everMovedUp = true;
+                }
+                else if (yDelta > 0) {
+                    this.everMovedDown = true;
+                }
+                if (xDelta < 0) {
+                    this.everMovedLeft = true;
+                }
+                else if (xDelta > 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 < _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 'left':
+                    sign = -1;
+                // falls through
+                case 'right':
+                    scrollCache.setScrollLeft(scrollCache.getScrollLeft() + velocity * sign);
+                    break;
+                case 'top':
+                    sign = -1;
+                // falls through
+                case 'bottom':
+                    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 < _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 >= 0 && rightDist >= 0 && topDist >= 0 && bottomDist >= 0) {
+                    if (topDist <= edgeThreshold && this.everMovedUp && scrollCache.canScrollUp() &&
+                        (!bestSide || bestSide.distance > topDist)) {
+                        bestSide = { scrollCache: scrollCache, name: 'top', distance: topDist };
+                    }
+                    if (bottomDist <= edgeThreshold && this.everMovedDown && scrollCache.canScrollDown() &&
+                        (!bestSide || bestSide.distance > bottomDist)) {
+                        bestSide = { scrollCache: scrollCache, name: 'bottom', distance: bottomDist };
+                    }
+                    if (leftDist <= edgeThreshold && this.everMovedLeft && scrollCache.canScrollLeft() &&
+                        (!bestSide || bestSide.distance > leftDist)) {
+                        bestSide = { scrollCache: scrollCache, name: 'left', distance: leftDist };
+                    }
+                    if (rightDist <= edgeThreshold && this.everMovedRight && scrollCache.canScrollRight() &&
+                        (!bestSide || bestSide.distance > rightDist)) {
+                        bestSide = { scrollCache: scrollCache, name: 'right', distance: rightDist };
+                    }
+                }
+            }
+            return bestSide;
+        };
+        AutoScroller.prototype.buildCaches = function () {
+            return this.queryScrollEls().map(function (el) {
+                if (el === window) {
+                    return new WindowScrollGeomCache(false); // false = don't listen to user-generated scrolls
+                }
+                else {
+                    return new ElementScrollGeomCache(el, false); // false = don't listen to user-generated scrolls
+                }
+            });
+        };
+        AutoScroller.prototype.queryScrollEls = function () {
+            var els = [];
+            for (var _i = 0, _a = this.scrollQuery; _i < _a.length; _i++) {
+                var query = _a[_i];
+                if (typeof query === 'object') {
+                    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 ("delay") before dragging
+    - a mirror element that follows the pointer
+    */
+    var FeaturefulElementDragging = /** @class */ (function (_super) {
+        __extends(FeaturefulElementDragging, _super);
+        function FeaturefulElementDragging(containerEl) {
+            var _this = _super.call(this, containerEl) || this;
+            // options that can be directly set by caller
+            // the caller can also set the PointerDragging'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't happen while revert animation is going
+                    _this.isInteracting = true;
+                    _this.isDelayEnded = false;
+                    _this.isDistanceSurpassed = false;
+                    core.preventSelection(document.body);
+                    core.preventContextMenu(document.body);
+                    // prevent links from being visited if there'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('pointerdown', ev);
+                    if (!_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) { // if false, still waiting for previous drag's revert
+                    _this.emitter.trigger('pointermove', 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 >= minDistance * minDistance) { // use pythagorean theorem
+                            _this.handleDistanceSurpassed(ev);
+                        }
+                    }
+                    if (_this.isDragging) {
+                        // a real pointer move? (not one simulated by scrolling)
+                        if (ev.origEvent.type !== 'scroll') {
+                            _this.mirror.handleMove(ev.pageX, ev.pageY);
+                            _this.autoScroller.handleMove(ev.pageX, ev.pageY);
+                        }
+                        _this.emitter.trigger('dragmove', ev);
+                    }
+                }
+            };
+            _this.onPointerUp = function (ev) {
+                if (_this.isInteracting) { // if false, still waiting for previous drag's revert
+                    _this.isInteracting = false;
+                    core.allowSelection(document.body);
+                    core.allowContextMenu(document.body);
+                    _this.emitter.trigger('pointerup', 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('pointerdown', _this.onPointerDown);
+            pointer.emitter.on('pointermove', _this.onPointerMove);
+            pointer.emitter.on('pointerup', _this.onPointerUp);
+            _this.mirror = new ElementMirror();
+            _this.autoScroller = new AutoScroller();
+            return _this;
+        }
+        FeaturefulElementDragging.prototype.destroy = function () {
+            this.pointer.destroy();
+        };
+        FeaturefulElementDragging.prototype.startDelay = function (ev) {
+            var _this = this;
+            if (typeof this.delay === 'number') {
+                this.delayTimeoutId = setTimeout(function () {
+                    _this.delayTimeoutId = null;
+                    _this.handleDelayEnd(ev);
+                }, this.delay);
+            }
+            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 && this.isDistanceSurpassed) {
+                if (!this.pointer.wasTouchScroll || this.touchScrollAllowed) {
+                    this.isDragging = true;
+                    this.mirrorNeedsRevert = false;
+                    this.autoScroller.start(ev.pageX, ev.pageY);
+                    this.emitter.trigger('dragstart', 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) // bound with args
+            );
+        };
+        FeaturefulElementDragging.prototype.stopDrag = function (ev) {
+            this.isDragging = false;
+            this.emitter.trigger('dragend', 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;
+    }(core.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 = core.computeRect(el);
+            // will work fine for divs that have overflow:hidden
+            this.scrollCaches = core.getClippingParents(el).map(function (el) {
+                return new ElementScrollGeomCache(el, true); // listen=true
+            });
+        }
+        OffsetTracker.prototype.destroy = function () {
+            for (var _i = 0, _a = this.scrollCaches; _i < _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 < _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 < _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 < _a.length; _i++) {
+                var scrollCache = _a[_i];
+                if (!isIgnoredClipping(scrollCache.getEventTarget()) &&
+                    !core.pointInsideRect(point, scrollCache.clientRect)) {
+                    return false;
+                }
+            }
+            return true;
+        };
+        return OffsetTracker;
+    }());
+    // certain clipping containers should never constrain interactions, like <html> and <body>
+    // https://github.com/fullcalendar/fullcalendar/issues/3615
+    function isIgnoredClipping(node) {
+        var tagName = node.tagName;
+        return tagName === 'HTML' || tagName === 'BODY';
+    }
+
+    /*
+    Tracks movement over multiple droppable areas (aka "hits")
+    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't start out on a hit, won't emit any events
+            this.initialHit = null;
+            this.movingHit = null;
+            this.finalHit = null; // won'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);
+                    _this.emitter.trigger('pointerdown', ev); // TODO: fire this before computing processFirstCoord, so listeners can cancel. this gets fired by almost every handler :(
+                }
+                else {
+                    dragging.setIgnoreMove(true);
+                }
+            };
+            this.handleDragStart = function (ev) {
+                _this.emitter.trigger('dragstart', ev);
+                _this.handleMove(ev, true); // force = fire even if initially null
+            };
+            this.handleDragMove = function (ev) {
+                _this.emitter.trigger('dragmove', ev);
+                _this.handleMove(ev);
+            };
+            this.handlePointerUp = function (ev) {
+                _this.releaseHits();
+                _this.emitter.trigger('pointerup', ev);
+            };
+            this.handleDragEnd = function (ev) {
+                if (_this.movingHit) {
+                    _this.emitter.trigger('hitupdate', null, true, ev);
+                }
+                _this.finalHit = _this.movingHit;
+                _this.movingHit = null;
+                _this.emitter.trigger('dragend', ev);
+            };
+            this.droppableStore = droppableStore;
+            dragging.emitter.on('pointerdown', this.handlePointerDown);
+            dragging.emitter.on('dragstart', this.handleDragStart);
+            dragging.emitter.on('dragmove', this.handleDragMove);
+            dragging.emitter.on('pointerup', this.handlePointerUp);
+            dragging.emitter.on('dragend', this.handleDragEnd);
+            this.dragging = dragging;
+            this.emitter = new core.EmitterMixin();
+        }
+        // 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 = core.computeRect(subjectEl);
+                adjustedPoint = core.constrainPoint(adjustedPoint, subjectRect);
+            }
+            var initialHit = this.initialHit = this.queryHitForOffset(adjustedPoint.left, adjustedPoint.top);
+            if (initialHit) {
+                if (this.useSubjectCenter && subjectRect) {
+                    var slicedSubjectRect = core.intersectRects(subjectRect, initialHit.rect);
+                    if (slicedSubjectRect) {
+                        adjustedPoint = core.getRectCenter(slicedSubjectRect);
+                    }
+                }
+                this.coordAdjust = core.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('hitupdate', hit, false, ev);
+            }
+        };
+        HitDragging.prototype.prepareHits = function () {
+            this.offsetTrackers = core.mapHash(this.droppableStore, function (interactionSettings) {
+                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.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's bounds
+                    positionLeft >= 0 && positionLeft < width &&
+                        positionTop >= 0 && positionTop < height) {
+                        var hit = component.queryHit(positionLeft, positionTop, width, height);
+                        if (hit &&
+                            (
+                            // make sure the hit is within activeRange, meaning it's not a deal cell
+                            !component.props.dateProfile || // hack for DayTile
+                                core.rangeContainsRange(component.props.dateProfile.activeRange, hit.dateSpan.range)) &&
+                            (!bestHit || hit.layer > 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 && !hit1) {
+            return true;
+        }
+        if (Boolean(hit0) !== Boolean(hit1)) {
+            return false;
+        }
+        return core.isDateSpansEqual(hit0.dateSpan, hit1.dateSpan);
+    }
+
+    /*
+    Monitors when the user clicks on a specific date/time of a component.
+    A pointerdown+pointerup on the same "hit" constitutes a click.
+    */
+    var DateClicking = /** @class */ (function (_super) {
+        __extends(DateClicking, _super);
+        function DateClicking(settings) {
+            var _this = _super.call(this, settings) || this;
+            _this.handlePointerDown = function (ev) {
+                var dragging = _this.dragging;
+                // do this in pointerdown (not dragend) because DOM might be mutated by the time dragend is fired
+                dragging.setIgnoreMove(!_this.component.isValidDateDownEl(dragging.pointer.downEl));
+            };
+            // won'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 && finalHit && isHitsEqual(initialHit, finalHit)) {
+                        component.calendar.triggerDateClick(initialHit.dateSpan, initialHit.dayEl, component.view, ev.origEvent);
+                    }
+                }
+            };
+            var component = settings.component;
+            // we DO want to watch pointer moves because otherwise finalHit won't get populated
+            _this.dragging = new FeaturefulElementDragging(component.el);
+            _this.dragging.autoScroller.isEnabled = false;
+            var hitDragging = _this.hitDragging = new HitDragging(_this.dragging, core.interactionSettingsToStore(settings));
+            hitDragging.emitter.on('pointerdown', _this.handlePointerDown);
+            hitDragging.emitter.on('dragend', _this.handleDragEnd);
+            return _this;
+        }
+        DateClicking.prototype.destroy = function () {
+            this.dragging.destroy();
+        };
+        return DateClicking;
+    }(core.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 canSelect = component.opt('selectable') &&
+                    component.isValidDateDownEl(ev.origEvent.target);
+                // don't bother to watch expensive moves if component won'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.calendar.unselect(ev); // unselect previous selections
+            };
+            _this.handleHitUpdate = function (hit, isFinal) {
+                var calendar = _this.component.calendar;
+                var dragSelection = null;
+                var isInvalid = false;
+                if (hit) {
+                    dragSelection = joinHitsIntoSelection(_this.hitDragging.initialHit, hit, calendar.pluginSystem.hooks.dateSelectionTransformers);
+                    if (!dragSelection || !_this.component.isDateSelectionValid(dragSelection)) {
+                        isInvalid = true;
+                        dragSelection = null;
+                    }
+                }
+                if (dragSelection) {
+                    calendar.dispatch({ type: 'SELECT_DATES', selection: dragSelection });
+                }
+                else if (!isFinal) { // only unselect if moved away while dragging
+                    calendar.dispatch({ type: 'UNSELECT_DATES' });
+                }
+                if (!isInvalid) {
+                    core.enableCursor();
+                }
+                else {
+                    core.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
+                    _this.component.calendar.triggerDateSelect(_this.dragSelection, pev);
+                    _this.dragSelection = null;
+                }
+            };
+            var component = settings.component;
+            var dragging = _this.dragging = new FeaturefulElementDragging(component.el);
+            dragging.touchScrollAllowed = false;
+            dragging.minDistance = component.opt('selectMinDistance') || 0;
+            dragging.autoScroller.isEnabled = component.opt('dragScroll');
+            var hitDragging = _this.hitDragging = new HitDragging(_this.dragging, core.interactionSettingsToStore(settings));
+            hitDragging.emitter.on('pointerdown', _this.handlePointerDown);
+            hitDragging.emitter.on('dragstart', _this.handleDragStart);
+            hitDragging.emitter.on('hitupdate', _this.handleHitUpdate);
+            hitDragging.emitter.on('pointerup', _this.handlePointerUp);
+            return _this;
+        }
+        DateSelecting.prototype.destroy = function () {
+            this.dragging.destroy();
+        };
+        return DateSelecting;
+    }(core.Interaction));
+    function getComponentTouchDelay(component) {
+        var delay = component.opt('selectLongPressDelay');
+        if (delay == null) {
+            delay = component.opt('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(core.compareNumbers);
+        var props = {};
+        for (var _i = 0, dateSelectionTransformers_1 = dateSelectionTransformers; _i < dateSelectionTransformers_1.length; _i++) {
+            var transformer = dateSelectionTransformers_1[_i];
+            var res = transformer(hit0, hit1);
+            if (res === false) {
+                return null;
+            }
+            else 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.subjectSeg = null; // the seg being selected/dragged
+            _this.isDragging = false;
+            _this.eventRange = null;
+            _this.relevantEvents = null; // the events being dragged
+            _this.receivingCalendar = 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 initialCalendar = component.calendar;
+                var subjectSeg = _this.subjectSeg = core.getElSeg(ev.subjectEl);
+                var eventRange = _this.eventRange = subjectSeg.eventRange;
+                var eventInstanceId = eventRange.instance.instanceId;
+                _this.relevantEvents = core.getRelevantEvents(initialCalendar.state.eventStore, eventInstanceId);
+                dragging.minDistance = ev.isTouch ? 0 : component.opt('eventDragMinDistance');
+                dragging.delay =
+                    // only do a touch delay if touch and this event hasn't been selected yet
+                    (ev.isTouch && eventInstanceId !== component.props.eventSelection) ?
+                        getComponentTouchDelay$1(component) :
+                        null;
+                mirror.parentNode = initialCalendar.el;
+                mirror.revertDuration = component.opt('dragRevertDuration');
+                var isValid = component.isValidSegDownEl(origTarget) &&
+                    !core.elementClosest(origTarget, '.fc-resizer');
+                dragging.setIgnoreMove(!isValid);
+                // disable dragging for elements that are resizable (ie, selectable)
+                // but are not draggable
+                _this.isDragging = isValid &&
+                    ev.subjectEl.classList.contains('fc-draggable');
+            };
+            _this.handleDragStart = function (ev) {
+                var initialCalendar = _this.component.calendar;
+                var eventRange = _this.eventRange;
+                var eventInstanceId = eventRange.instance.instanceId;
+                if (ev.isTouch) {
+                    // need to select a different event?
+                    if (eventInstanceId !== _this.component.props.eventSelection) {
+                        initialCalendar.dispatch({ type: 'SELECT_EVENT', eventInstanceId: eventInstanceId });
+                    }
+                }
+                else {
+                    // if now using mouse, but was previous touch interaction, clear selected event
+                    initialCalendar.dispatch({ type: 'UNSELECT_EVENT' });
+                }
+                if (_this.isDragging) {
+                    initialCalendar.unselect(ev); // unselect *date* selection
+                    initialCalendar.publiclyTrigger('eventDragStart', [
+                        {
+                            el: _this.subjectSeg.el,
+                            event: new core.EventApi(initialCalendar, eventRange.def, eventRange.instance),
+                            jsEvent: ev.origEvent,
+                            view: _this.component.view
+                        }
+                    ]);
+                }
+            };
+            _this.handleHitUpdate = function (hit, isFinal) {
+                if (!_this.isDragging) {
+                    return;
+                }
+                var relevantEvents = _this.relevantEvents;
+                var initialHit = _this.hitDragging.initialHit;
+                var initialCalendar = _this.component.calendar;
+                // states based on new hit
+                var receivingCalendar = null;
+                var mutation = null;
+                var mutatedRelevantEvents = null;
+                var isInvalid = false;
+                var interaction = {
+                    affectedEvents: relevantEvents,
+                    mutatedEvents: core.createEmptyEventStore(),
+                    isEvent: true,
+                    origSeg: _this.subjectSeg
+                };
+                if (hit) {
+                    var receivingComponent = hit.component;
+                    receivingCalendar = receivingComponent.calendar;
+                    if (initialCalendar === receivingCalendar ||
+                        receivingComponent.opt('editable') && receivingComponent.opt('droppable')) {
+                        mutation = computeEventMutation(initialHit, hit, receivingCalendar.pluginSystem.hooks.eventDragMutationMassagers);
+                        if (mutation) {
+                            mutatedRelevantEvents = core.applyMutationToEventStore(relevantEvents, receivingCalendar.eventUiBases, mutation, receivingCalendar);
+                            interaction.mutatedEvents = mutatedRelevantEvents;
+                            if (!receivingComponent.isInteractionValid(interaction)) {
+                                isInvalid = true;
+                                mutation = null;
+                                mutatedRelevantEvents = null;
+                                interaction.mutatedEvents = core.createEmptyEventStore();
+                            }
+                        }
+                    }
+                    else {
+                        receivingCalendar = null;
+                    }
+                }
+                _this.displayDrag(receivingCalendar, interaction);
+                if (!isInvalid) {
+                    core.enableCursor();
+                }
+                else {
+                    core.disableCursor();
+                }
+                if (!isFinal) {
+                    if (initialCalendar === receivingCalendar && // 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('.fc-mirror'));
+                    // assign states based on new hit
+                    _this.receivingCalendar = receivingCalendar;
+                    _this.validMutation = mutation;
+                    _this.mutatedRelevantEvents = mutatedRelevantEvents;
+                }
+            };
+            _this.handlePointerUp = function () {
+                if (!_this.isDragging) {
+                    _this.cleanup(); // because handleDragEnd won't fire
+                }
+            };
+            _this.handleDragEnd = function (ev) {
+                if (_this.isDragging) {
+                    var initialCalendar_1 = _this.component.calendar;
+                    var initialView = _this.component.view;
+                    var receivingCalendar = _this.receivingCalendar;
+                    var eventDef = _this.eventRange.def;
+                    var eventInstance = _this.eventRange.instance;
+                    var eventApi = new core.EventApi(initialCalendar_1, eventDef, eventInstance);
+                    var relevantEvents_1 = _this.relevantEvents;
+                    var mutatedRelevantEvents = _this.mutatedRelevantEvents;
+                    var finalHit = _this.hitDragging.finalHit;
+                    _this.clearDrag(); // must happen after revert animation
+                    initialCalendar_1.publiclyTrigger('eventDragStop', [
+                        {
+                            el: _this.subjectSeg.el,
+                            event: eventApi,
+                            jsEvent: ev.origEvent,
+                            view: initialView
+                        }
+                    ]);
+                    if (_this.validMutation) {
+                        // dropped within same calendar
+                        if (receivingCalendar === initialCalendar_1) {
+                            initialCalendar_1.dispatch({
+                                type: 'MERGE_EVENTS',
+                                eventStore: mutatedRelevantEvents
+                            });
+                            var eventDropArg = {};
+                            for (var _i = 0, _a = initialCalendar_1.pluginSystem.hooks.eventDropTransformers; _i < _a.length; _i++) {
+                                var transformer = _a[_i];
+                                __assign(eventDropArg, transformer(_this.validMutation, initialCalendar_1));
+                            }
+                            __assign(eventDropArg, {
+                                el: ev.subjectEl,
+                                delta: _this.validMutation.startDelta,
+                                oldEvent: eventApi,
+                                event: new core.EventApi(// the data AFTER the mutation
+                                initialCalendar_1, mutatedRelevantEvents.defs[eventDef.defId], eventInstance ? mutatedRelevantEvents.instances[eventInstance.instanceId] : null),
+                                revert: function () {
+                                    initialCalendar_1.dispatch({
+                                        type: 'MERGE_EVENTS',
+                                        eventStore: relevantEvents_1
+                                    });
+                                },
+                                jsEvent: ev.origEvent,
+                                view: initialView
+                            });
+                            initialCalendar_1.publiclyTrigger('eventDrop', [eventDropArg]);
+                            // dropped in different calendar
+                        }
+                        else if (receivingCalendar) {
+                            initialCalendar_1.publiclyTrigger('eventLeave', [
+                                {
+                                    draggedEl: ev.subjectEl,
+                                    event: eventApi,
+                                    view: initialView
+                                }
+                            ]);
+                            initialCalendar_1.dispatch({
+                                type: 'REMOVE_EVENT_INSTANCES',
+                                instances: _this.mutatedRelevantEvents.instances
+                            });
+                            receivingCalendar.dispatch({
+                                type: 'MERGE_EVENTS',
+                                eventStore: _this.mutatedRelevantEvents
+                            });
+                            if (ev.isTouch) {
+                                receivingCalendar.dispatch({
+                                    type: 'SELECT_EVENT',
+                                    eventInstanceId: eventInstance.instanceId
+                                });
+                            }
+                            var dropArg = receivingCalendar.buildDatePointApi(finalHit.dateSpan);
+                            dropArg.draggedEl = ev.subjectEl;
+                            dropArg.jsEvent = ev.origEvent;
+                            dropArg.view = finalHit.component; // ?
+                            receivingCalendar.publiclyTrigger('drop', [dropArg]);
+                            receivingCalendar.publiclyTrigger('eventReceive', [
+                                {
+                                    draggedEl: ev.subjectEl,
+                                    event: new core.EventApi(// the data AFTER the mutation
+                                    receivingCalendar, mutatedRelevantEvents.defs[eventDef.defId], mutatedRelevantEvents.instances[eventInstance.instanceId]),
+                                    view: finalHit.component
+                                }
+                            ]);
+                        }
+                    }
+                    else {
+                        initialCalendar_1.publiclyTrigger('_noEventDrop');
+                    }
+                }
+                _this.cleanup();
+            };
+            var component = _this.component;
+            var dragging = _this.dragging = new FeaturefulElementDragging(component.el);
+            dragging.pointer.selector = EventDragging.SELECTOR;
+            dragging.touchScrollAllowed = false;
+            dragging.autoScroller.isEnabled = component.opt('dragScroll');
+            var hitDragging = _this.hitDragging = new HitDragging(_this.dragging, core.interactionSettingsStore);
+            hitDragging.useSubjectCenter = settings.useEventCenter;
+            hitDragging.emitter.on('pointerdown', _this.handlePointerDown);
+            hitDragging.emitter.on('dragstart', _this.handleDragStart);
+            hitDragging.emitter.on('hitupdate', _this.handleHitUpdate);
+            hitDragging.emitter.on('pointerup', _this.handlePointerUp);
+            hitDragging.emitter.on('dragend', _this.handleDragEnd);
+            return _this;
+        }
+        EventDragging.prototype.destroy = function () {
+            this.dragging.destroy();
+        };
+        // render a drag state on the next receivingCalendar
+        EventDragging.prototype.displayDrag = function (nextCalendar, state) {
+            var initialCalendar = this.component.calendar;
+            var prevCalendar = this.receivingCalendar;
+            // does the previous calendar need to be cleared?
+            if (prevCalendar && prevCalendar !== nextCalendar) {
+                // does the initial calendar need to be cleared?
+                // if so, don't clear all the way. we still need to to hide the affectedEvents
+                if (prevCalendar === initialCalendar) {
+                    prevCalendar.dispatch({
+                        type: 'SET_EVENT_DRAG',
+                        state: {
+                            affectedEvents: state.affectedEvents,
+                            mutatedEvents: core.createEmptyEventStore(),
+                            isEvent: true,
+                            origSeg: state.origSeg
+                        }
+                    });
+                    // completely clear the old calendar if it wasn't the initial
+                }
+                else {
+                    prevCalendar.dispatch({ type: 'UNSET_EVENT_DRAG' });
+                }
+            }
+            if (nextCalendar) {
+                nextCalendar.dispatch({ type: 'SET_EVENT_DRAG', state: state });
+            }
+        };
+        EventDragging.prototype.clearDrag = function () {
+            var initialCalendar = this.component.calendar;
+            var receivingCalendar = this.receivingCalendar;
+            if (receivingCalendar) {
+                receivingCalendar.dispatch({ type: 'UNSET_EVENT_DRAG' });
+            }
+            // the initial calendar might have an dummy drag state from displayDrag
+            if (initialCalendar !== receivingCalendar) {
+                initialCalendar.dispatch({ type: 'UNSET_EVENT_DRAG' });
+            }
+        };
+        EventDragging.prototype.cleanup = function () {
+            this.subjectSeg = null;
+            this.isDragging = false;
+            this.eventRange = null;
+            this.relevantEvents = null;
+            this.receivingCalendar = null;
+            this.validMutation = null;
+            this.mutatedRelevantEvents = null;
+        };
+        EventDragging.SELECTOR = '.fc-draggable, .fc-resizable'; // TODO: test this in IE11
+        return EventDragging;
+    }(core.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.opt('allDayMaintainDuration');
+            if (dateSpan1.allDay) {
+                // means date1 is already start-of-day,
+                // but date0 needs to be converted
+                date0 = core.startOfDay(date0);
+            }
+        }
+        var delta = core.diffDates(date0, date1, hit0.component.dateEnv, hit0.component === hit1.component ?
+            hit0.component.largeUnit :
+            null);
+        if (delta.milliseconds) { // has hours/minutes/seconds
+            standardProps.allDay = false;
+        }
+        var mutation = {
+            startDelta: delta,
+            endDelta: delta,
+            standardProps: standardProps
+        };
+        for (var _i = 0, massagers_1 = massagers; _i < massagers_1.length; _i++) {
+            var massager = massagers_1[_i];
+            massager(mutation, hit0, hit1);
+        }
+        return mutation;
+    }
+    function getComponentTouchDelay$1(component) {
+        var delay = component.opt('eventLongPressDelay');
+        if (delay == null) {
+            delay = component.opt('longPressDelay');
+        }
+        return delay;
+    }
+
+    var EventDragging$1 = /** @class */ (function (_super) {
+        __extends(EventDragging, _super);
+        function EventDragging(settings) {
+            var _this = _super.call(this, settings) || this;
+            // internal state
+            _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 seg = _this.querySeg(ev);
+                var eventRange = _this.eventRange = seg.eventRange;
+                _this.dragging.minDistance = component.opt('eventDragMinDistance');
+                // if touch, need to be working with a selected event
+                _this.dragging.setIgnoreMove(!_this.component.isValidSegDownEl(ev.origEvent.target) ||
+                    (ev.isTouch && _this.component.props.eventSelection !== eventRange.instance.instanceId));
+            };
+            _this.handleDragStart = function (ev) {
+                var calendar = _this.component.calendar;
+                var eventRange = _this.eventRange;
+                _this.relevantEvents = core.getRelevantEvents(calendar.state.eventStore, _this.eventRange.instance.instanceId);
+                _this.draggingSeg = _this.querySeg(ev);
+                calendar.unselect();
+                calendar.publiclyTrigger('eventResizeStart', [
+                    {
+                        el: _this.draggingSeg.el,
+                        event: new core.EventApi(calendar, eventRange.def, eventRange.instance),
+                        jsEvent: ev.origEvent,
+                        view: _this.component.view
+                    }
+                ]);
+            };
+            _this.handleHitUpdate = function (hit, isFinal, ev) {
+                var calendar = _this.component.calendar;
+                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: core.createEmptyEventStore(),
+                    isEvent: true,
+                    origSeg: _this.draggingSeg
+                };
+                if (hit) {
+                    mutation = computeMutation(initialHit, hit, ev.subjectEl.classList.contains('fc-start-resizer'), eventInstance.range, calendar.pluginSystem.hooks.eventResizeJoinTransforms);
+                }
+                if (mutation) {
+                    mutatedRelevantEvents = core.applyMutationToEventStore(relevantEvents, calendar.eventUiBases, mutation, calendar);
+                    interaction.mutatedEvents = mutatedRelevantEvents;
+                    if (!_this.component.isInteractionValid(interaction)) {
+                        isInvalid = true;
+                        mutation = null;
+                        mutatedRelevantEvents = null;
+                        interaction.mutatedEvents = null;
+                    }
+                }
+                if (mutatedRelevantEvents) {
+                    calendar.dispatch({
+                        type: 'SET_EVENT_RESIZE',
+                        state: interaction
+                    });
+                }
+                else {
+                    calendar.dispatch({ type: 'UNSET_EVENT_RESIZE' });
+                }
+                if (!isInvalid) {
+                    core.enableCursor();
+                }
+                else {
+                    core.disableCursor();
+                }
+                if (!isFinal) {
+                    if (mutation && isHitsEqual(initialHit, hit)) {
+                        mutation = null;
+                    }
+                    _this.validMutation = mutation;
+                    _this.mutatedRelevantEvents = mutatedRelevantEvents;
+                }
+            };
+            _this.handleDragEnd = function (ev) {
+                var calendar = _this.component.calendar;
+                var view = _this.component.view;
+                var eventDef = _this.eventRange.def;
+                var eventInstance = _this.eventRange.instance;
+                var eventApi = new core.EventApi(calendar, eventDef, eventInstance);
+                var relevantEvents = _this.relevantEvents;
+                var mutatedRelevantEvents = _this.mutatedRelevantEvents;
+                calendar.publiclyTrigger('eventResizeStop', [
+                    {
+                        el: _this.draggingSeg.el,
+                        event: eventApi,
+                        jsEvent: ev.origEvent,
+                        view: view
+                    }
+                ]);
+                if (_this.validMutation) {
+                    calendar.dispatch({
+                        type: 'MERGE_EVENTS',
+                        eventStore: mutatedRelevantEvents
+                    });
+                    calendar.publiclyTrigger('eventResize', [
+                        {
+                            el: _this.draggingSeg.el,
+                            startDelta: _this.validMutation.startDelta || core.createDuration(0),
+                            endDelta: _this.validMutation.endDelta || core.createDuration(0),
+                            prevEvent: eventApi,
+                            event: new core.EventApi(// the data AFTER the mutation
+                            calendar, mutatedRelevantEvents.defs[eventDef.defId], eventInstance ? mutatedRelevantEvents.instances[eventInstance.instanceId] : null),
+                            revert: function () {
+                                calendar.dispatch({
+                                    type: 'MERGE_EVENTS',
+                                    eventStore: relevantEvents
+                                });
+                            },
+                            jsEvent: ev.origEvent,
+                            view: view
+                        }
+                    ]);
+                }
+                else {
+                    calendar.publiclyTrigger('_noEventResize');
+                }
+                // 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(component.el);
+            dragging.pointer.selector = '.fc-resizer';
+            dragging.touchScrollAllowed = false;
+            dragging.autoScroller.isEnabled = component.opt('dragScroll');
+            var hitDragging = _this.hitDragging = new HitDragging(_this.dragging, core.interactionSettingsToStore(settings));
+            hitDragging.emitter.on('pointerdown', _this.handlePointerDown);
+            hitDragging.emitter.on('dragstart', _this.handleDragStart);
+            hitDragging.emitter.on('hitupdate', _this.handleHitUpdate);
+            hitDragging.emitter.on('dragend', _this.handleDragEnd);
+            return _this;
+        }
+        EventDragging.prototype.destroy = function () {
+            this.dragging.destroy();
+        };
+        EventDragging.prototype.querySeg = function (ev) {
+            return core.getElSeg(core.elementClosest(ev.subjectEl, this.component.fgSegSelector));
+        };
+        return EventDragging;
+    }(core.Interaction));
+    function computeMutation(hit0, hit1, isFromStart, instanceRange, transforms) {
+        var dateEnv = hit0.component.dateEnv;
+        var date0 = hit0.dateSpan.range.start;
+        var date1 = hit1.dateSpan.range.start;
+        var delta = core.diffDates(date0, date1, dateEnv, hit0.component.largeUnit);
+        var props = {};
+        for (var _i = 0, transforms_1 = transforms; _i < transforms_1.length; _i++) {
+            var transform = transforms_1[_i];
+            var res = transform(hit0, hit1);
+            if (res === false) {
+                return null;
+            }
+            else if (res) {
+                __assign(props, res);
+            }
+        }
+        if (isFromStart) {
+            if (dateEnv.add(instanceRange.start, delta) < instanceRange.end) {
+                props.startDelta = delta;
+                return props;
+            }
+        }
+        else {
+            if (dateEnv.add(instanceRange.end, delta) > instanceRange.start) {
+                props.endDelta = delta;
+                return props;
+            }
+        }
+        return null;
+    }
+
+    var UnselectAuto = /** @class */ (function () {
+        function UnselectAuto(calendar) {
+            var _this = this;
+            this.isRecentPointerDateSelect = false; // wish we could use a selector to detect date selection, but uses hit system
+            this.onSelect = function (selectInfo) {
+                if (selectInfo.jsEvent) {
+                    _this.isRecentPointerDateSelect = true;
+                }
+            };
+            this.onDocumentPointerUp = function (pev) {
+                var _a = _this, calendar = _a.calendar, documentPointer = _a.documentPointer;
+                var state = calendar.state;
+                // touch-scrolling should never unfocus any type of selection
+                if (!documentPointer.wasTouchScroll) {
+                    if (state.dateSelection && // an existing date selection?
+                        !_this.isRecentPointerDateSelect // a new pointer-initiated date selection since last onDocumentPointerUp?
+                    ) {
+                        var unselectAuto = calendar.viewOpt('unselectAuto');
+                        var unselectCancel = calendar.viewOpt('unselectCancel');
+                        if (unselectAuto && (!unselectAuto || !core.elementClosest(documentPointer.downEl, unselectCancel))) {
+                            calendar.unselect(pev);
+                        }
+                    }
+                    if (state.eventSelection && // an existing event selected?
+                        !core.elementClosest(documentPointer.downEl, EventDragging.SELECTOR) // interaction DIDN'T start on an event
+                    ) {
+                        calendar.dispatch({ type: 'UNSELECT_EVENT' });
+                    }
+                }
+                _this.isRecentPointerDateSelect = false;
+            };
+            this.calendar = calendar;
+            var documentPointer = this.documentPointer = new PointerDragging(document);
+            documentPointer.shouldIgnoreMove = true;
+            documentPointer.shouldWatchScroll = false;
+            documentPointer.emitter.on('pointerup', this.onDocumentPointerUp);
+            /*
+            TODO: better way to know about whether there was a selection with the pointer
+            */
+            calendar.on('select', this.onSelect);
+        }
+        UnselectAuto.prototype.destroy = function () {
+            this.calendar.off('select', this.onSelect);
+            this.documentPointer.destroy();
+        };
+        return UnselectAuto;
+    }());
+
+    /*
+    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.receivingCalendar = 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 receivingCalendar = null;
+                var droppableEvent = null;
+                var isInvalid = false;
+                var interaction = {
+                    affectedEvents: core.createEmptyEventStore(),
+                    mutatedEvents: core.createEmptyEventStore(),
+                    isEvent: _this.dragMeta.create,
+                    origSeg: null
+                };
+                if (hit) {
+                    receivingCalendar = hit.component.calendar;
+                    if (_this.canDropElOnCalendar(ev.subjectEl, receivingCalendar)) {
+                        droppableEvent = computeEventForDateSpan(hit.dateSpan, _this.dragMeta, receivingCalendar);
+                        interaction.mutatedEvents = core.eventTupleToStore(droppableEvent);
+                        isInvalid = !core.isInteractionValid(interaction, receivingCalendar);
+                        if (isInvalid) {
+                            interaction.mutatedEvents = core.createEmptyEventStore();
+                            droppableEvent = null;
+                        }
+                    }
+                }
+                _this.displayDrag(receivingCalendar, 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('.fc-mirror'));
+                if (!isInvalid) {
+                    core.enableCursor();
+                }
+                else {
+                    core.disableCursor();
+                }
+                if (!isFinal) {
+                    dragging.setMirrorNeedsRevert(!droppableEvent);
+                    _this.receivingCalendar = receivingCalendar;
+                    _this.droppableEvent = droppableEvent;
+                }
+            };
+            this.handleDragEnd = function (pev) {
+                var _a = _this, receivingCalendar = _a.receivingCalendar, droppableEvent = _a.droppableEvent;
+                _this.clearDrag();
+                if (receivingCalendar && droppableEvent) {
+                    var finalHit = _this.hitDragging.finalHit;
+                    var finalView = finalHit.component.view;
+                    var dragMeta = _this.dragMeta;
+                    var arg = receivingCalendar.buildDatePointApi(finalHit.dateSpan);
+                    arg.draggedEl = pev.subjectEl;
+                    arg.jsEvent = pev.origEvent;
+                    arg.view = finalView;
+                    receivingCalendar.publiclyTrigger('drop', [arg]);
+                    if (dragMeta.create) {
+                        receivingCalendar.dispatch({
+                            type: 'MERGE_EVENTS',
+                            eventStore: core.eventTupleToStore(droppableEvent)
+                        });
+                        if (pev.isTouch) {
+                            receivingCalendar.dispatch({
+                                type: 'SELECT_EVENT',
+                                eventInstanceId: droppableEvent.instance.instanceId
+                            });
+                        }
+                        // signal that an external event landed
+                        receivingCalendar.publiclyTrigger('eventReceive', [
+                            {
+                                draggedEl: pev.subjectEl,
+                                event: new core.EventApi(receivingCalendar, droppableEvent.def, droppableEvent.instance),
+                                view: finalView
+                            }
+                        ]);
+                    }
+                }
+                _this.receivingCalendar = null;
+                _this.droppableEvent = null;
+            };
+            var hitDragging = this.hitDragging = new HitDragging(dragging, core.interactionSettingsStore);
+            hitDragging.requireInitial = false; // will start outside of a component
+            hitDragging.emitter.on('dragstart', this.handleDragStart);
+            hitDragging.emitter.on('hitupdate', this.handleHitUpdate);
+            hitDragging.emitter.on('dragend', this.handleDragEnd);
+            this.suppliedDragMeta = suppliedDragMeta;
+        }
+        ExternalElementDragging.prototype.buildDragMeta = function (subjectEl) {
+            if (typeof this.suppliedDragMeta === 'object') {
+                return core.parseDragMeta(this.suppliedDragMeta);
+            }
+            else if (typeof this.suppliedDragMeta === 'function') {
+                return core.parseDragMeta(this.suppliedDragMeta(subjectEl));
+            }
+            else {
+                return getDragMetaFromEl(subjectEl);
+            }
+        };
+        ExternalElementDragging.prototype.displayDrag = function (nextCalendar, state) {
+            var prevCalendar = this.receivingCalendar;
+            if (prevCalendar && prevCalendar !== nextCalendar) {
+                prevCalendar.dispatch({ type: 'UNSET_EVENT_DRAG' });
+            }
+            if (nextCalendar) {
+                nextCalendar.dispatch({ type: 'SET_EVENT_DRAG', state: state });
+            }
+        };
+        ExternalElementDragging.prototype.clearDrag = function () {
+            if (this.receivingCalendar) {
+                this.receivingCalendar.dispatch({ type: 'UNSET_EVENT_DRAG' });
+            }
+        };
+        ExternalElementDragging.prototype.canDropElOnCalendar = function (el, receivingCalendar) {
+            var dropAccept = receivingCalendar.opt('dropAccept');
+            if (typeof dropAccept === 'function') {
+                return dropAccept(el);
+            }
+            else if (typeof dropAccept === 'string' && dropAccept) {
+                return Boolean(core.elementMatches(el, dropAccept));
+            }
+            return true;
+        };
+        return ExternalElementDragging;
+    }());
+    // Utils for computing event store from the DragMeta
+    // ----------------------------------------------------------------------------------------------------
+    function computeEventForDateSpan(dateSpan, dragMeta, calendar) {
+        var defProps = __assign({}, dragMeta.leftoverProps);
+        for (var _i = 0, _a = calendar.pluginSystem.hooks.externalDefTransforms; _i < _a.length; _i++) {
+            var transform = _a[_i];
+            __assign(defProps, transform(dateSpan, dragMeta));
+        }
+        var def = core.parseEventDef(defProps, dragMeta.sourceId, dateSpan.allDay, calendar.opt('forceEventDuration') || Boolean(dragMeta.duration), // hasEnd
+        calendar);
+        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 && dragMeta.startTime) {
+            start = calendar.dateEnv.add(start, dragMeta.startTime);
+        }
+        var end = dragMeta.duration ?
+            calendar.dateEnv.add(start, dragMeta.duration) :
+            calendar.getDefaultEventEnd(dateSpan.allDay, start);
+        var instance = core.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, 'event');
+        var obj = str ?
+            JSON.parse(str) :
+            { create: false }; // if no embedded data, assume no event creation
+        return core.parseDragMeta(obj);
+    }
+    core.config.dataAttrPrefix = '';
+    function getEmbeddedElData(el, name) {
+        var prefix = core.config.dataAttrPrefix;
+        var prefixedName = (prefix ? prefix + '-' : '') + name;
+        return el.getAttribute('data-' + prefixedName) || '';
+    }
+
+    /*
+    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'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 : core.globalDefaults.eventDragMinDistance);
+                dragging.delay =
+                    ev.isTouch ? // TODO: eventually read eventLongPressDelay instead vvv
+                        (longPressDelay != null ? longPressDelay : core.globalDefaults.longPressDelay) :
+                        0;
+            };
+            this.handleDragStart = function (ev) {
+                if (ev.isTouch &&
+                    _this.dragging.delay &&
+                    ev.subjectEl.classList.contains('fc-event')) {
+                    _this.dragging.mirror.getMirrorEl().classList.add('fc-selected');
+                }
+            };
+            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('pointerdown', this.handlePointerDown);
+            dragging.emitter.on('dragstart', this.handleDragStart);
+            new ExternalElementDragging(dragging, settings.eventData);
+        }
+        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 "mirror") 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 = '';
+            _this.currentMirrorEl = null;
+            _this.handlePointerDown = function (ev) {
+                _this.emitter.trigger('pointerdown', ev);
+                if (!_this.shouldIgnoreMove) {
+                    // fire dragstart right away. does not support delay or min-distance
+                    _this.emitter.trigger('dragstart', ev);
+                }
+            };
+            _this.handlePointerMove = function (ev) {
+                if (!_this.shouldIgnoreMove) {
+                    _this.emitter.trigger('dragmove', ev);
+                }
+            };
+            _this.handlePointerUp = function (ev) {
+                _this.emitter.trigger('pointerup', ev);
+                if (!_this.shouldIgnoreMove) {
+                    // fire dragend right away. does not support a revert animation
+                    _this.emitter.trigger('dragend', ev);
+                }
+            };
+            var pointer = _this.pointer = new PointerDragging(containerEl);
+            pointer.emitter.on('pointerdown', _this.handlePointerDown);
+            pointer.emitter.on('pointermove', _this.handlePointerMove);
+            pointer.emitter.on('pointerup', _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 = '';
+                    this.currentMirrorEl = null;
+                }
+            }
+            else {
+                var mirrorEl = this.mirrorSelector ?
+                    document.querySelector(this.mirrorSelector) :
+                    null;
+                if (mirrorEl) {
+                    this.currentMirrorEl = mirrorEl;
+                    mirrorEl.style.visibility = 'hidden';
+                }
+            }
+        };
+        return InferredElementDragging;
+    }(core.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'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 === 'string') {
+                dragging.pointer.selector = settings.itemSelector;
+            }
+            else if (containerEl === document) {
+                dragging.pointer.selector = '[data-event]';
+            }
+            if (typeof settings.mirrorSelector === 'string') {
+                dragging.mirrorSelector = settings.mirrorSelector;
+            }
+            new ExternalElementDragging(dragging, settings.eventData);
+        }
+        ThirdPartyDraggable.prototype.destroy = function () {
+            this.dragging.destroy();
+        };
+        return ThirdPartyDraggable;
+    }());
+
+    var main = core.createPlugin({
+        componentInteractions: [DateClicking, DateSelecting, EventDragging, EventDragging$1],
+        calendarInteractions: [UnselectAuto],
+        elementDraggingImpl: FeaturefulElementDragging
+    });
+
+    exports.Draggable = ExternalDraggable;
+    exports.FeaturefulElementDragging = FeaturefulElementDragging;
+    exports.PointerDragging = PointerDragging;
+    exports.ThirdPartyDraggable = ThirdPartyDraggable;
+    exports.default = main;
+
+    Object.defineProperty(exports, '__esModule', { value: true });
+
+}));
diff --git a/library/fullcalendar/packages/interaction/main.min.js b/library/fullcalendar/packages/interaction/main.min.js
new file mode 100644
index 000000000..58c189c8a
--- /dev/null
+++ b/library/fullcalendar/packages/interaction/main.min.js
@@ -0,0 +1,21 @@
+/*!
+FullCalendar Interaction Plugin v4.0.2
+Docs & License: https://fullcalendar.io/
+(c) 2019 Adam Shaw
+*/
+!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?t(exports,require("@fullcalendar/core")):"function"==typeof define&&define.amd?define(["exports","@fullcalendar/core"],t):(e=e||self,t(e.FullCalendarInteraction={},e.FullCalendar))}(this,function(e,t){"use strict";function n(e,t){function n(){this.constructor=e}m(e,t),e.prototype=null===t?Object.create(t):(n.prototype=t.prototype,new n)}function r(e){return 0===e.button&&!e.ctrlKey}function i(){y++,setTimeout(function(){y--},t.config.touchMouseIgnoreWait)}function o(){D++||window.addEventListener("touchmove",l,{passive:!1})}function a(){--D||window.removeEventListener("touchmove",l,{passive:!1})}function l(e){w&&e.preventDefault()}function s(e){var t=e.tagName;return"HTML"===t||"BODY"===t}function c(e,n){return!e&&!n||Boolean(e)===Boolean(n)&&t.isDateSpansEqual(e.dateSpan,n.dateSpan)}function d(e){var t=e.opt("selectLongPressDelay");return null==t&&(t=e.opt("longPressDelay")),t}function u(e,n,r){var i=e.dateSpan,o=n.dateSpan,a=[i.range.start,i.range.end,o.range.start,o.range.end];a.sort(t.compareNumbers);for(var l={},s=0,c=r;s<c.length;s++){var d=c[s],u=d(e,n);if(!1===u)return null;u&&S(l,u)}return l.range={start:a[0],end:a[3]},l.allDay=i.allDay,l}function g(e,n,r){var i=e.dateSpan,o=n.dateSpan,a=i.range.start,l=o.range.start,s={};i.allDay!==o.allDay&&(s.allDay=o.allDay,s.hasEnd=n.component.opt("allDayMaintainDuration"),o.allDay&&(a=t.startOfDay(a)));var c=t.diffDates(a,l,e.component.dateEnv,e.component===n.component?e.component.largeUnit:null);c.milliseconds&&(s.allDay=!1);for(var d={startDelta:c,endDelta:c,standardProps:s},u=0,g=r;u<g.length;u++){(0,g[u])(d,e,n)}return d}function h(e){var t=e.opt("eventLongPressDelay");return null==t&&(t=e.opt("longPressDelay")),t}function p(e,n,r,i,o){for(var a=e.component.dateEnv,l=e.dateSpan.range.start,s=n.dateSpan.range.start,c=t.diffDates(l,s,a,e.component.largeUnit),d={},u=0,g=o;u<g.length;u++){var h=g[u],p=h(e,n);if(!1===p)return null;p&&S(d,p)}if(r){if(a.add(i.start,c)<i.end)return d.startDelta=c,d}else if(a.add(i.end,c)>i.start)return d.endDelta=c,d;return null}function v(e,n,r){for(var i=S({},n.leftoverProps),o=0,a=r.pluginSystem.hooks.externalDefTransforms;o<a.length;o++){var l=a[o];S(i,l(e,n))}var s=t.parseEventDef(i,n.sourceId,e.allDay,r.opt("forceEventDuration")||Boolean(n.duration),r),c=e.range.start;e.allDay&&n.startTime&&(c=r.dateEnv.add(c,n.startTime));var d=n.duration?r.dateEnv.add(c,n.duration):r.getDefaultEventEnd(e.allDay,c);return{def:s,instance:t.createEventInstance(s.defId,{start:c,end:d})}}function f(e){var n=E(e,"event"),r=n?JSON.parse(n):{create:!1};return t.parseDragMeta(r)}function E(e,n){var r=t.config.dataAttrPrefix,i=(r?r+"-":"")+n;return e.getAttribute("data-"+i)||""}/*! *****************************************************************************
+    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.
+    ***************************************************************************** */
+var m=function(e,t){return(m=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var n in t)t.hasOwnProperty(n)&&(e[n]=t[n])})(e,t)},S=function(){return S=Object.assign||function(e){for(var t,n=1,r=arguments.length;n<r;n++){t=arguments[n];for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&(e[i]=t[i])}return e},S.apply(this,arguments)};t.config.touchMouseIgnoreWait=500;var y=0,D=0,w=!1,T=function(){function e(e){var n=this;this.subjectEl=null,this.downEl=null,this.selector="",this.handleSelector="",this.shouldIgnoreMove=!1,this.shouldWatchScroll=!0,this.isDragging=!1,this.isTouchDragging=!1,this.wasTouchScroll=!1,this.handleMouseDown=function(e){if(!n.shouldIgnoreMouse()&&r(e)&&n.tryStart(e)){var t=n.createEventFromMouse(e,!0);n.emitter.trigger("pointerdown",t),n.initScrollWatch(t),n.shouldIgnoreMove||document.addEventListener("mousemove",n.handleMouseMove),document.addEventListener("mouseup",n.handleMouseUp)}},this.handleMouseMove=function(e){var t=n.createEventFromMouse(e);n.recordCoords(t),n.emitter.trigger("pointermove",t)},this.handleMouseUp=function(e){document.removeEventListener("mousemove",n.handleMouseMove),document.removeEventListener("mouseup",n.handleMouseUp),n.emitter.trigger("pointerup",n.createEventFromMouse(e)),n.cleanup()},this.handleTouchStart=function(e){if(n.tryStart(e)){n.isTouchDragging=!0;var t=n.createEventFromTouch(e,!0);n.emitter.trigger("pointerdown",t),n.initScrollWatch(t);var r=e.target;n.shouldIgnoreMove||r.addEventListener("touchmove",n.handleTouchMove),r.addEventListener("touchend",n.handleTouchEnd),r.addEventListener("touchcancel",n.handleTouchEnd),window.addEventListener("scroll",n.handleTouchScroll,!0)}},this.handleTouchMove=function(e){var t=n.createEventFromTouch(e);n.recordCoords(t),n.emitter.trigger("pointermove",t)},this.handleTouchEnd=function(e){if(n.isDragging){var t=e.target;t.removeEventListener("touchmove",n.handleTouchMove),t.removeEventListener("touchend",n.handleTouchEnd),t.removeEventListener("touchcancel",n.handleTouchEnd),window.removeEventListener("scroll",n.handleTouchScroll,!0),n.emitter.trigger("pointerup",n.createEventFromTouch(e)),n.cleanup(),n.isTouchDragging=!1,i()}},this.handleTouchScroll=function(){n.wasTouchScroll=!0},this.handleScroll=function(e){if(!n.shouldIgnoreMove){var t=window.pageXOffset-n.prevScrollX+n.prevPageX,r=window.pageYOffset-n.prevScrollY+n.prevPageY;n.emitter.trigger("pointermove",{origEvent:e,isTouch:n.isTouchDragging,subjectEl:n.subjectEl,pageX:t,pageY:r,deltaX:t-n.origPageX,deltaY:r-n.origPageY})}},this.containerEl=e,this.emitter=new t.EmitterMixin,e.addEventListener("mousedown",this.handleMouseDown),e.addEventListener("touchstart",this.handleTouchStart,{passive:!0}),o()}return e.prototype.destroy=function(){this.containerEl.removeEventListener("mousedown",this.handleMouseDown),this.containerEl.removeEventListener("touchstart",this.handleTouchStart,{passive:!0}),a()},e.prototype.tryStart=function(e){var n=this.querySubjectEl(e),r=e.target;return!(!n||this.handleSelector&&!t.elementClosest(r,this.handleSelector))&&(this.subjectEl=n,this.downEl=r,this.isDragging=!0,this.wasTouchScroll=!1,!0)},e.prototype.cleanup=function(){w=!1,this.isDragging=!1,this.subjectEl=null,this.downEl=null,this.destroyScrollWatch()},e.prototype.querySubjectEl=function(e){return this.selector?t.elementClosest(e.target,this.selector):this.containerEl},e.prototype.shouldIgnoreMouse=function(){return y||this.isTouchDragging},e.prototype.cancelTouchScroll=function(){this.isDragging&&(w=!0)},e.prototype.initScrollWatch=function(e){this.shouldWatchScroll&&(this.recordCoords(e),window.addEventListener("scroll",this.handleScroll,!0))},e.prototype.recordCoords=function(e){this.shouldWatchScroll&&(this.prevPageX=e.pageX,this.prevPageY=e.pageY,this.prevScrollX=window.pageXOffset,this.prevScrollY=window.pageYOffset)},e.prototype.destroyScrollWatch=function(){this.shouldWatchScroll&&window.removeEventListener("scroll",this.handleScroll,!0)},e.prototype.createEventFromMouse=function(e,t){var n=0,r=0;return t?(this.origPageX=e.pageX,this.origPageY=e.pageY):(n=e.pageX-this.origPageX,r=e.pageY-this.origPageY),{origEvent:e,isTouch:!1,subjectEl:this.subjectEl,pageX:e.pageX,pageY:e.pageY,deltaX:n,deltaY:r}},e.prototype.createEventFromTouch=function(e,t){var n,r,i=e.touches,o=0,a=0;return i&&i.length?(n=i[0].pageX,r=i[0].pageY):(n=e.pageX,r=e.pageY),t?(this.origPageX=n,this.origPageY=r):(o=n-this.origPageX,a=r-this.origPageY),{origEvent:e,isTouch:!0,subjectEl:this.subjectEl,pageX:n,pageY:r,deltaX:o,deltaY:a}},e}(),M=function(){function e(){this.isVisible=!1,this.sourceEl=null,this.mirrorEl=null,this.sourceElRect=null,this.parentNode=document.body,this.zIndex=9999,this.revertDuration=0}return e.prototype.start=function(e,t,n){this.sourceEl=e,this.sourceElRect=this.sourceEl.getBoundingClientRect(),this.origScreenX=t-window.pageXOffset,this.origScreenY=n-window.pageYOffset,this.deltaX=0,this.deltaY=0,this.updateElPosition()},e.prototype.handleMove=function(e,t){this.deltaX=e-window.pageXOffset-this.origScreenX,this.deltaY=t-window.pageYOffset-this.origScreenY,this.updateElPosition()},e.prototype.setIsVisible=function(e){e?this.isVisible||(this.mirrorEl&&(this.mirrorEl.style.display=""),this.isVisible=e,this.updateElPosition()):this.isVisible&&(this.mirrorEl&&(this.mirrorEl.style.display="none"),this.isVisible=e)},e.prototype.stop=function(e,t){var n=this,r=function(){n.cleanup(),t()};e&&this.mirrorEl&&this.isVisible&&this.revertDuration&&(this.deltaX||this.deltaY)?this.doRevertAnimation(r,this.revertDuration):setTimeout(r,0)},e.prototype.doRevertAnimation=function(e,n){var r=this.mirrorEl,i=this.sourceEl.getBoundingClientRect();r.style.transition="top "+n+"ms,left "+n+"ms",t.applyStyle(r,{left:i.left,top:i.top}),t.whenTransitionDone(r,function(){r.style.transition="",e()})},e.prototype.cleanup=function(){this.mirrorEl&&(t.removeElement(this.mirrorEl),this.mirrorEl=null),this.sourceEl=null},e.prototype.updateElPosition=function(){this.sourceEl&&this.isVisible&&t.applyStyle(this.getMirrorEl(),{left:this.sourceElRect.left+this.deltaX,top:this.sourceElRect.top+this.deltaY})},e.prototype.getMirrorEl=function(){var e=this.sourceElRect,n=this.mirrorEl;return n||(n=this.mirrorEl=this.sourceEl.cloneNode(!0),n.classList.add("fc-unselectable"),n.classList.add("fc-dragging"),t.applyStyle(n,{position:"fixed",zIndex:this.zIndex,visibility:"",boxSizing:"border-box",width:e.right-e.left,height:e.bottom-e.top,right:"auto",bottom:"auto",margin:0}),this.parentNode.appendChild(n)),n},e}(),b=function(e){function t(t,n){var r=e.call(this)||this;return r.handleScroll=function(){r.scrollTop=r.scrollController.getScrollTop(),r.scrollLeft=r.scrollController.getScrollLeft(),r.handleScrollChange()},r.scrollController=t,r.doesListening=n,r.scrollTop=r.origScrollTop=t.getScrollTop(),r.scrollLeft=r.origScrollLeft=t.getScrollLeft(),r.scrollWidth=t.getScrollWidth(),r.scrollHeight=t.getScrollHeight(),r.clientWidth=t.getClientWidth(),r.clientHeight=t.getClientHeight(),r.clientRect=r.computeClientRect(),r.doesListening&&r.getEventTarget().addEventListener("scroll",r.handleScroll),r}return n(t,e),t.prototype.destroy=function(){this.doesListening&&this.getEventTarget().removeEventListener("scroll",this.handleScroll)},t.prototype.getScrollTop=function(){return this.scrollTop},t.prototype.getScrollLeft=function(){return this.scrollLeft},t.prototype.setScrollTop=function(e){this.scrollController.setScrollTop(e),this.doesListening||(this.scrollTop=Math.max(Math.min(e,this.getMaxScrollTop()),0),this.handleScrollChange())},t.prototype.setScrollLeft=function(e){this.scrollController.setScrollLeft(e),this.doesListening||(this.scrollLeft=Math.max(Math.min(e,this.getMaxScrollLeft()),0),this.handleScrollChange())},t.prototype.getClientWidth=function(){return this.clientWidth},t.prototype.getClientHeight=function(){return this.clientHeight},t.prototype.getScrollWidth=function(){return this.scrollWidth},t.prototype.getScrollHeight=function(){return this.scrollHeight},t.prototype.handleScrollChange=function(){},t}(t.ScrollController),C=function(e){function r(n,r){return e.call(this,new t.ElementScrollController(n),r)||this}return n(r,e),r.prototype.getEventTarget=function(){return this.scrollController.el},r.prototype.computeClientRect=function(){return t.computeInnerRect(this.scrollController.el)},r}(b),R=function(e){function r(n){return e.call(this,new t.WindowScrollController,n)||this}return n(r,e),r.prototype.getEventTarget=function(){return window},r.prototype.computeClientRect=function(){return{left:this.scrollLeft,right:this.scrollLeft+this.clientWidth,top:this.scrollTop,bottom:this.scrollTop+this.clientHeight}},r.prototype.handleScrollChange=function(){this.clientRect=this.computeClientRect()},r}(b),I="function"==typeof performance?performance.now:Date.now,P=function(){function e(){var e=this;this.isEnabled=!0,this.scrollQuery=[window,".fc-scroller"],this.edgeThreshold=50,this.maxVelocity=300,this.pointerScreenX=null,this.pointerScreenY=null,this.isAnimating=!1,this.scrollCaches=null,this.everMovedUp=!1,this.everMovedDown=!1,this.everMovedLeft=!1,this.everMovedRight=!1,this.animate=function(){if(e.isAnimating){var t=e.computeBestEdge(e.pointerScreenX+window.pageXOffset,e.pointerScreenY+window.pageYOffset);if(t){var n=I();e.handleSide(t,(n-e.msSinceRequest)/1e3),e.requestAnimation(n)}else e.isAnimating=!1}}}return e.prototype.start=function(e,t){this.isEnabled&&(this.scrollCaches=this.buildCaches(),this.pointerScreenX=null,this.pointerScreenY=null,this.everMovedUp=!1,this.everMovedDown=!1,this.everMovedLeft=!1,this.everMovedRight=!1,this.handleMove(e,t))},e.prototype.handleMove=function(e,t){if(this.isEnabled){var n=e-window.pageXOffset,r=t-window.pageYOffset,i=null===this.pointerScreenY?0:r-this.pointerScreenY,o=null===this.pointerScreenX?0:n-this.pointerScreenX;i<0?this.everMovedUp=!0:i>0&&(this.everMovedDown=!0),o<0?this.everMovedLeft=!0:o>0&&(this.everMovedRight=!0),this.pointerScreenX=n,this.pointerScreenY=r,this.isAnimating||(this.isAnimating=!0,this.requestAnimation(I()))}},e.prototype.stop=function(){if(this.isEnabled){this.isAnimating=!1;for(var e=0,t=this.scrollCaches;e<t.length;e++){t[e].destroy()}this.scrollCaches=null}},e.prototype.requestAnimation=function(e){this.msSinceRequest=e,requestAnimationFrame(this.animate)},e.prototype.handleSide=function(e,t){var n=e.scrollCache,r=this.edgeThreshold,i=r-e.distance,o=i*i/(r*r)*this.maxVelocity*t,a=1;switch(e.name){case"left":a=-1;case"right":n.setScrollLeft(n.getScrollLeft()+o*a);break;case"top":a=-1;case"bottom":n.setScrollTop(n.getScrollTop()+o*a)}},e.prototype.computeBestEdge=function(e,t){for(var n=this.edgeThreshold,r=null,i=0,o=this.scrollCaches;i<o.length;i++){var a=o[i],l=a.clientRect,s=e-l.left,c=l.right-e,d=t-l.top,u=l.bottom-t;s>=0&&c>=0&&d>=0&&u>=0&&(d<=n&&this.everMovedUp&&a.canScrollUp()&&(!r||r.distance>d)&&(r={scrollCache:a,name:"top",distance:d}),u<=n&&this.everMovedDown&&a.canScrollDown()&&(!r||r.distance>u)&&(r={scrollCache:a,name:"bottom",distance:u}),s<=n&&this.everMovedLeft&&a.canScrollLeft()&&(!r||r.distance>s)&&(r={scrollCache:a,name:"left",distance:s}),c<=n&&this.everMovedRight&&a.canScrollRight()&&(!r||r.distance>c)&&(r={scrollCache:a,name:"right",distance:c}))}return r},e.prototype.buildCaches=function(){return this.queryScrollEls().map(function(e){return e===window?new R(!1):new C(e,!1)})},e.prototype.queryScrollEls=function(){for(var e=[],t=0,n=this.scrollQuery;t<n.length;t++){var r=n[t];"object"==typeof r?e.push(r):e.push.apply(e,Array.prototype.slice.call(document.querySelectorAll(r)))}return e},e}(),L=function(e){function r(n){var r=e.call(this,n)||this;r.delay=null,r.minDistance=0,r.touchScrollAllowed=!0,r.mirrorNeedsRevert=!1,r.isInteracting=!1,r.isDragging=!1,r.isDelayEnded=!1,r.isDistanceSurpassed=!1,r.delayTimeoutId=null,r.onPointerDown=function(e){r.isDragging||(r.isInteracting=!0,r.isDelayEnded=!1,r.isDistanceSurpassed=!1,t.preventSelection(document.body),t.preventContextMenu(document.body),e.isTouch||e.origEvent.preventDefault(),r.emitter.trigger("pointerdown",e),r.pointer.shouldIgnoreMove||(r.mirror.setIsVisible(!1),r.mirror.start(e.subjectEl,e.pageX,e.pageY),r.startDelay(e),r.minDistance||r.handleDistanceSurpassed(e)))},r.onPointerMove=function(e){if(r.isInteracting){if(r.emitter.trigger("pointermove",e),!r.isDistanceSurpassed){var t=r.minDistance,n=void 0,i=e.deltaX,o=e.deltaY;n=i*i+o*o,n>=t*t&&r.handleDistanceSurpassed(e)}r.isDragging&&("scroll"!==e.origEvent.type&&(r.mirror.handleMove(e.pageX,e.pageY),r.autoScroller.handleMove(e.pageX,e.pageY)),r.emitter.trigger("dragmove",e))}},r.onPointerUp=function(e){r.isInteracting&&(r.isInteracting=!1,t.allowSelection(document.body),t.allowContextMenu(document.body),r.emitter.trigger("pointerup",e),r.isDragging&&(r.autoScroller.stop(),r.tryStopDrag(e)),r.delayTimeoutId&&(clearTimeout(r.delayTimeoutId),r.delayTimeoutId=null))};var i=r.pointer=new T(n);return i.emitter.on("pointerdown",r.onPointerDown),i.emitter.on("pointermove",r.onPointerMove),i.emitter.on("pointerup",r.onPointerUp),r.mirror=new M,r.autoScroller=new P,r}return n(r,e),r.prototype.destroy=function(){this.pointer.destroy()},r.prototype.startDelay=function(e){var t=this;"number"==typeof this.delay?this.delayTimeoutId=setTimeout(function(){t.delayTimeoutId=null,t.handleDelayEnd(e)},this.delay):this.handleDelayEnd(e)},r.prototype.handleDelayEnd=function(e){this.isDelayEnded=!0,this.tryStartDrag(e)},r.prototype.handleDistanceSurpassed=function(e){this.isDistanceSurpassed=!0,this.tryStartDrag(e)},r.prototype.tryStartDrag=function(e){this.isDelayEnded&&this.isDistanceSurpassed&&(this.pointer.wasTouchScroll&&!this.touchScrollAllowed||(this.isDragging=!0,this.mirrorNeedsRevert=!1,this.autoScroller.start(e.pageX,e.pageY),this.emitter.trigger("dragstart",e),!1===this.touchScrollAllowed&&this.pointer.cancelTouchScroll()))},r.prototype.tryStopDrag=function(e){this.mirror.stop(this.mirrorNeedsRevert,this.stopDrag.bind(this,e))},r.prototype.stopDrag=function(e){this.isDragging=!1,this.emitter.trigger("dragend",e)},r.prototype.setIgnoreMove=function(e){this.pointer.shouldIgnoreMove=e},r.prototype.setMirrorIsVisible=function(e){this.mirror.setIsVisible(e)},r.prototype.setMirrorNeedsRevert=function(e){this.mirrorNeedsRevert=e},r.prototype.setAutoScrollEnabled=function(e){this.autoScroller.isEnabled=e},r}(t.ElementDragging),j=function(){function e(e){this.origRect=t.computeRect(e),this.scrollCaches=t.getClippingParents(e).map(function(e){return new C(e,!0)})}return e.prototype.destroy=function(){for(var e=0,t=this.scrollCaches;e<t.length;e++){t[e].destroy()}},e.prototype.computeLeft=function(){for(var e=this.origRect.left,t=0,n=this.scrollCaches;t<n.length;t++){var r=n[t];e+=r.origScrollLeft-r.getScrollLeft()}return e},e.prototype.computeTop=function(){for(var e=this.origRect.top,t=0,n=this.scrollCaches;t<n.length;t++){var r=n[t];e+=r.origScrollTop-r.getScrollTop()}return e},e.prototype.isWithinClipping=function(e,n){for(var r={left:e,top:n},i=0,o=this.scrollCaches;i<o.length;i++){var a=o[i];if(!s(a.getEventTarget())&&!t.pointInsideRect(r,a.clientRect))return!1}return!0},e}(),A=function(){function e(e,n){var r=this;this.useSubjectCenter=!1,this.requireInitial=!0,this.initialHit=null,this.movingHit=null,this.finalHit=null,this.handlePointerDown=function(e){var t=r.dragging;r.initialHit=null,r.movingHit=null,r.finalHit=null,r.prepareHits(),r.processFirstCoord(e),r.initialHit||!r.requireInitial?(t.setIgnoreMove(!1),r.emitter.trigger("pointerdown",e)):t.setIgnoreMove(!0)},this.handleDragStart=function(e){r.emitter.trigger("dragstart",e),r.handleMove(e,!0)},this.handleDragMove=function(e){r.emitter.trigger("dragmove",e),r.handleMove(e)},this.handlePointerUp=function(e){r.releaseHits(),r.emitter.trigger("pointerup",e)},this.handleDragEnd=function(e){r.movingHit&&r.emitter.trigger("hitupdate",null,!0,e),r.finalHit=r.movingHit,r.movingHit=null,r.emitter.trigger("dragend",e)},this.droppableStore=n,e.emitter.on("pointerdown",this.handlePointerDown),e.emitter.on("dragstart",this.handleDragStart),e.emitter.on("dragmove",this.handleDragMove),e.emitter.on("pointerup",this.handlePointerUp),e.emitter.on("dragend",this.handleDragEnd),this.dragging=e,this.emitter=new t.EmitterMixin}return e.prototype.processFirstCoord=function(e){var n,r={left:e.pageX,top:e.pageY},i=r,o=e.subjectEl;o!==document&&(n=t.computeRect(o),i=t.constrainPoint(i,n));var a=this.initialHit=this.queryHitForOffset(i.left,i.top);if(a){if(this.useSubjectCenter&&n){var l=t.intersectRects(n,a.rect);l&&(i=t.getRectCenter(l))}this.coordAdjust=t.diffPoints(i,r)}else this.coordAdjust={left:0,top:0}},e.prototype.handleMove=function(e,t){var n=this.queryHitForOffset(e.pageX+this.coordAdjust.left,e.pageY+this.coordAdjust.top);!t&&c(this.movingHit,n)||(this.movingHit=n,this.emitter.trigger("hitupdate",n,!1,e))},e.prototype.prepareHits=function(){this.offsetTrackers=t.mapHash(this.droppableStore,function(e){return new j(e.el)})},e.prototype.releaseHits=function(){var e=this.offsetTrackers;for(var t in e)e[t].destroy();this.offsetTrackers={}},e.prototype.queryHitForOffset=function(e,n){var r=this,i=r.droppableStore,o=r.offsetTrackers,a=null;for(var l in i){var s=i[l].component,c=o[l];if(c.isWithinClipping(e,n)){var d=c.computeLeft(),u=c.computeTop(),g=e-d,h=n-u,p=c.origRect,v=p.right-p.left,f=p.bottom-p.top;if(g>=0&&g<v&&h>=0&&h<f){var E=s.queryHit(g,h,v,f);!E||s.props.dateProfile&&!t.rangeContainsRange(s.props.dateProfile.activeRange,E.dateSpan.range)||a&&!(E.layer>a.layer)||(E.rect.left+=d,E.rect.right+=d,E.rect.top+=u,E.rect.bottom+=u,a=E)}}}return a},e}(),H=function(e){function r(n){var r=e.call(this,n)||this;r.handlePointerDown=function(e){var t=r.dragging;t.setIgnoreMove(!r.component.isValidDateDownEl(t.pointer.downEl))},r.handleDragEnd=function(e){var t=r.component;if(!r.dragging.pointer.wasTouchScroll){var n=r.hitDragging,i=n.initialHit,o=n.finalHit;i&&o&&c(i,o)&&t.calendar.triggerDateClick(i.dateSpan,i.dayEl,t.view,e.origEvent)}};var i=n.component;r.dragging=new L(i.el),r.dragging.autoScroller.isEnabled=!1;var o=r.hitDragging=new A(r.dragging,t.interactionSettingsToStore(n));return o.emitter.on("pointerdown",r.handlePointerDown),o.emitter.on("dragend",r.handleDragEnd),r}return n(r,e),r.prototype.destroy=function(){this.dragging.destroy()},r}(t.Interaction),N=function(e){function r(n){var r=e.call(this,n)||this;r.dragSelection=null,r.handlePointerDown=function(e){var t=r,n=t.component,i=t.dragging,o=n.opt("selectable")&&n.isValidDateDownEl(e.origEvent.target);i.setIgnoreMove(!o),i.delay=e.isTouch?d(n):null},r.handleDragStart=function(e){r.component.calendar.unselect(e)},r.handleHitUpdate=function(e,n){var i=r.component.calendar,o=null,a=!1;e&&((o=u(r.hitDragging.initialHit,e,i.pluginSystem.hooks.dateSelectionTransformers))&&r.component.isDateSelectionValid(o)||(a=!0,o=null)),o?i.dispatch({type:"SELECT_DATES",selection:o}):n||i.dispatch({type:"UNSELECT_DATES"}),a?t.disableCursor():t.enableCursor(),n||(r.dragSelection=o)},r.handlePointerUp=function(e){r.dragSelection&&(r.component.calendar.triggerDateSelect(r.dragSelection,e),r.dragSelection=null)};var i=n.component,o=r.dragging=new L(i.el);o.touchScrollAllowed=!1,o.minDistance=i.opt("selectMinDistance")||0,o.autoScroller.isEnabled=i.opt("dragScroll");var a=r.hitDragging=new A(r.dragging,t.interactionSettingsToStore(n));return a.emitter.on("pointerdown",r.handlePointerDown),a.emitter.on("dragstart",r.handleDragStart),a.emitter.on("hitupdate",r.handleHitUpdate),a.emitter.on("pointerup",r.handlePointerUp),r}return n(r,e),r.prototype.destroy=function(){this.dragging.destroy()},r}(t.Interaction),V=function(e){function r(n){var i=e.call(this,n)||this;i.subjectSeg=null,i.isDragging=!1,i.eventRange=null,i.relevantEvents=null,i.receivingCalendar=null,i.validMutation=null,i.mutatedRelevantEvents=null,i.handlePointerDown=function(e){var n=e.origEvent.target,r=i,o=r.component,a=r.dragging,l=a.mirror,s=o.calendar,c=i.subjectSeg=t.getElSeg(e.subjectEl),d=i.eventRange=c.eventRange,u=d.instance.instanceId;i.relevantEvents=t.getRelevantEvents(s.state.eventStore,u),a.minDistance=e.isTouch?0:o.opt("eventDragMinDistance"),a.delay=e.isTouch&&u!==o.props.eventSelection?h(o):null,l.parentNode=s.el,l.revertDuration=o.opt("dragRevertDuration");var g=o.isValidSegDownEl(n)&&!t.elementClosest(n,".fc-resizer");a.setIgnoreMove(!g),i.isDragging=g&&e.subjectEl.classList.contains("fc-draggable")},i.handleDragStart=function(e){var n=i.component.calendar,r=i.eventRange,o=r.instance.instanceId;e.isTouch?o!==i.component.props.eventSelection&&n.dispatch({type:"SELECT_EVENT",eventInstanceId:o}):n.dispatch({type:"UNSELECT_EVENT"}),i.isDragging&&(n.unselect(e),n.publiclyTrigger("eventDragStart",[{el:i.subjectSeg.el,event:new t.EventApi(n,r.def,r.instance),jsEvent:e.origEvent,view:i.component.view}]))},i.handleHitUpdate=function(e,n){if(i.isDragging){var r=i.relevantEvents,o=i.hitDragging.initialHit,a=i.component.calendar,l=null,s=null,d=null,u=!1,h={affectedEvents:r,mutatedEvents:t.createEmptyEventStore(),isEvent:!0,origSeg:i.subjectSeg};if(e){var p=e.component;l=p.calendar,a===l||p.opt("editable")&&p.opt("droppable")?(s=g(o,e,l.pluginSystem.hooks.eventDragMutationMassagers))&&(d=t.applyMutationToEventStore(r,l.eventUiBases,s,l),h.mutatedEvents=d,p.isInteractionValid(h)||(u=!0,s=null,d=null,h.mutatedEvents=t.createEmptyEventStore())):l=null}i.displayDrag(l,h),u?t.disableCursor():t.enableCursor(),n||(a===l&&c(o,e)&&(s=null),i.dragging.setMirrorNeedsRevert(!s),i.dragging.setMirrorIsVisible(!e||!document.querySelector(".fc-mirror")),i.receivingCalendar=l,i.validMutation=s,i.mutatedRelevantEvents=d)}},i.handlePointerUp=function(){i.isDragging||i.cleanup()},i.handleDragEnd=function(e){if(i.isDragging){var n=i.component.calendar,r=i.component.view,o=i.receivingCalendar,a=i.eventRange.def,l=i.eventRange.instance,s=new t.EventApi(n,a,l),c=i.relevantEvents,d=i.mutatedRelevantEvents,u=i.hitDragging.finalHit;if(i.clearDrag(),n.publiclyTrigger("eventDragStop",[{el:i.subjectSeg.el,event:s,jsEvent:e.origEvent,view:r}]),i.validMutation){if(o===n){n.dispatch({type:"MERGE_EVENTS",eventStore:d});for(var g={},h=0,p=n.pluginSystem.hooks.eventDropTransformers;h<p.length;h++){var v=p[h];S(g,v(i.validMutation,n))}S(g,{el:e.subjectEl,delta:i.validMutation.startDelta,oldEvent:s,event:new t.EventApi(n,d.defs[a.defId],l?d.instances[l.instanceId]:null),revert:function(){n.dispatch({type:"MERGE_EVENTS",eventStore:c})},jsEvent:e.origEvent,view:r}),n.publiclyTrigger("eventDrop",[g])}else if(o){n.publiclyTrigger("eventLeave",[{draggedEl:e.subjectEl,event:s,view:r}]),n.dispatch({type:"REMOVE_EVENT_INSTANCES",instances:i.mutatedRelevantEvents.instances}),o.dispatch({type:"MERGE_EVENTS",eventStore:i.mutatedRelevantEvents}),e.isTouch&&o.dispatch({type:"SELECT_EVENT",eventInstanceId:l.instanceId});var f=o.buildDatePointApi(u.dateSpan);f.draggedEl=e.subjectEl,f.jsEvent=e.origEvent,f.view=u.component,o.publiclyTrigger("drop",[f]),o.publiclyTrigger("eventReceive",[{draggedEl:e.subjectEl,event:new t.EventApi(o,d.defs[a.defId],d.instances[l.instanceId]),view:u.component}])}}else n.publiclyTrigger("_noEventDrop")}i.cleanup()};var o=i.component,a=i.dragging=new L(o.el);a.pointer.selector=r.SELECTOR,a.touchScrollAllowed=!1,a.autoScroller.isEnabled=o.opt("dragScroll");var l=i.hitDragging=new A(i.dragging,t.interactionSettingsStore);return l.useSubjectCenter=n.useEventCenter,l.emitter.on("pointerdown",i.handlePointerDown),l.emitter.on("dragstart",i.handleDragStart),l.emitter.on("hitupdate",i.handleHitUpdate),l.emitter.on("pointerup",i.handlePointerUp),l.emitter.on("dragend",i.handleDragEnd),i}return n(r,e),r.prototype.destroy=function(){this.dragging.destroy()},r.prototype.displayDrag=function(e,n){var r=this.component.calendar,i=this.receivingCalendar;i&&i!==e&&(i===r?i.dispatch({type:"SET_EVENT_DRAG",state:{affectedEvents:n.affectedEvents,mutatedEvents:t.createEmptyEventStore(),isEvent:!0,origSeg:n.origSeg}}):i.dispatch({type:"UNSET_EVENT_DRAG"})),e&&e.dispatch({type:"SET_EVENT_DRAG",state:n})},r.prototype.clearDrag=function(){var e=this.component.calendar,t=this.receivingCalendar;t&&t.dispatch({type:"UNSET_EVENT_DRAG"}),e!==t&&e.dispatch({type:"UNSET_EVENT_DRAG"})},r.prototype.cleanup=function(){this.subjectSeg=null,this.isDragging=!1,this.eventRange=null,this.relevantEvents=null,this.receivingCalendar=null,this.validMutation=null,this.mutatedRelevantEvents=null},r.SELECTOR=".fc-draggable, .fc-resizable",r}(t.Interaction),Y=function(e){function r(n){var r=e.call(this,n)||this;r.draggingSeg=null,r.eventRange=null,r.relevantEvents=null,r.validMutation=null,r.mutatedRelevantEvents=null,r.handlePointerDown=function(e){var t=r.component,n=r.querySeg(e),i=r.eventRange=n.eventRange;r.dragging.minDistance=t.opt("eventDragMinDistance"),r.dragging.setIgnoreMove(!r.component.isValidSegDownEl(e.origEvent.target)||e.isTouch&&r.component.props.eventSelection!==i.instance.instanceId)},r.handleDragStart=function(e){var n=r.component.calendar,i=r.eventRange;r.relevantEvents=t.getRelevantEvents(n.state.eventStore,r.eventRange.instance.instanceId),r.draggingSeg=r.querySeg(e),n.unselect(),n.publiclyTrigger("eventResizeStart",[{el:r.draggingSeg.el,event:new t.EventApi(n,i.def,i.instance),jsEvent:e.origEvent,view:r.component.view}])},r.handleHitUpdate=function(e,n,i){var o=r.component.calendar,a=r.relevantEvents,l=r.hitDragging.initialHit,s=r.eventRange.instance,d=null,u=null,g=!1,h={affectedEvents:a,mutatedEvents:t.createEmptyEventStore(),isEvent:!0,origSeg:r.draggingSeg};e&&(d=p(l,e,i.subjectEl.classList.contains("fc-start-resizer"),s.range,o.pluginSystem.hooks.eventResizeJoinTransforms)),d&&(u=t.applyMutationToEventStore(a,o.eventUiBases,d,o),h.mutatedEvents=u,r.component.isInteractionValid(h)||(g=!0,d=null,u=null,h.mutatedEvents=null)),u?o.dispatch({type:"SET_EVENT_RESIZE",state:h}):o.dispatch({type:"UNSET_EVENT_RESIZE"}),g?t.disableCursor():t.enableCursor(),n||(d&&c(l,e)&&(d=null),r.validMutation=d,r.mutatedRelevantEvents=u)},r.handleDragEnd=function(e){var n=r.component.calendar,i=r.component.view,o=r.eventRange.def,a=r.eventRange.instance,l=new t.EventApi(n,o,a),s=r.relevantEvents,c=r.mutatedRelevantEvents;n.publiclyTrigger("eventResizeStop",[{el:r.draggingSeg.el,event:l,jsEvent:e.origEvent,view:i}]),r.validMutation?(n.dispatch({type:"MERGE_EVENTS",eventStore:c}),n.publiclyTrigger("eventResize",[{el:r.draggingSeg.el,startDelta:r.validMutation.startDelta||t.createDuration(0),endDelta:r.validMutation.endDelta||t.createDuration(0),prevEvent:l,event:new t.EventApi(n,c.defs[o.defId],a?c.instances[a.instanceId]:null),revert:function(){n.dispatch({type:"MERGE_EVENTS",eventStore:s})},jsEvent:e.origEvent,view:i}])):n.publiclyTrigger("_noEventResize"),r.draggingSeg=null,r.relevantEvents=null,r.validMutation=null};var i=n.component,o=r.dragging=new L(i.el);o.pointer.selector=".fc-resizer",o.touchScrollAllowed=!1,o.autoScroller.isEnabled=i.opt("dragScroll");var a=r.hitDragging=new A(r.dragging,t.interactionSettingsToStore(n));return a.emitter.on("pointerdown",r.handlePointerDown),a.emitter.on("dragstart",r.handleDragStart),a.emitter.on("hitupdate",r.handleHitUpdate),a.emitter.on("dragend",r.handleDragEnd),r}return n(r,e),r.prototype.destroy=function(){this.dragging.destroy()},r.prototype.querySeg=function(e){return t.getElSeg(t.elementClosest(e.subjectEl,this.component.fgSegSelector))},r}(t.Interaction),_=function(){function e(e){var n=this;this.isRecentPointerDateSelect=!1,this.onSelect=function(e){e.jsEvent&&(n.isRecentPointerDateSelect=!0)},this.onDocumentPointerUp=function(e){var r=n,i=r.calendar,o=r.documentPointer,a=i.state;if(!o.wasTouchScroll){if(a.dateSelection&&!n.isRecentPointerDateSelect){var l=i.viewOpt("unselectAuto"),s=i.viewOpt("unselectCancel");!l||l&&t.elementClosest(o.downEl,s)||i.unselect(e)}a.eventSelection&&!t.elementClosest(o.downEl,V.SELECTOR)&&i.dispatch({type:"UNSELECT_EVENT"})}n.isRecentPointerDateSelect=!1},this.calendar=e;var r=this.documentPointer=new T(document);r.shouldIgnoreMove=!0,r.shouldWatchScroll=!1,r.emitter.on("pointerup",this.onDocumentPointerUp),e.on("select",this.onSelect)}return e.prototype.destroy=function(){this.calendar.off("select",this.onSelect),this.documentPointer.destroy()},e}(),X=function(){function e(e,n){var r=this;this.receivingCalendar=null,this.droppableEvent=null,this.suppliedDragMeta=null,this.dragMeta=null,this.handleDragStart=function(e){r.dragMeta=r.buildDragMeta(e.subjectEl)},this.handleHitUpdate=function(e,n,i){var o=r.hitDragging.dragging,a=null,l=null,s=!1,c={affectedEvents:t.createEmptyEventStore(),mutatedEvents:t.createEmptyEventStore(),isEvent:r.dragMeta.create,origSeg:null};e&&(a=e.component.calendar,r.canDropElOnCalendar(i.subjectEl,a)&&(l=v(e.dateSpan,r.dragMeta,a),c.mutatedEvents=t.eventTupleToStore(l),(s=!t.isInteractionValid(c,a))&&(c.mutatedEvents=t.createEmptyEventStore(),l=null))),r.displayDrag(a,c),o.setMirrorIsVisible(n||!l||!document.querySelector(".fc-mirror")),s?t.disableCursor():t.enableCursor(),n||(o.setMirrorNeedsRevert(!l),r.receivingCalendar=a,r.droppableEvent=l)},this.handleDragEnd=function(e){var n=r,i=n.receivingCalendar,o=n.droppableEvent;if(r.clearDrag(),i&&o){var a=r.hitDragging.finalHit,l=a.component.view,s=r.dragMeta,c=i.buildDatePointApi(a.dateSpan);c.draggedEl=e.subjectEl,c.jsEvent=e.origEvent,c.view=l,i.publiclyTrigger("drop",[c]),s.create&&(i.dispatch({type:"MERGE_EVENTS",eventStore:t.eventTupleToStore(o)}),e.isTouch&&i.dispatch({type:"SELECT_EVENT",eventInstanceId:o.instance.instanceId}),i.publiclyTrigger("eventReceive",[{draggedEl:e.subjectEl,event:new t.EventApi(i,o.def,o.instance),view:l}]))}r.receivingCalendar=null,r.droppableEvent=null};var i=this.hitDragging=new A(e,t.interactionSettingsStore);i.requireInitial=!1,i.emitter.on("dragstart",this.handleDragStart),i.emitter.on("hitupdate",this.handleHitUpdate),i.emitter.on("dragend",this.handleDragEnd),this.suppliedDragMeta=n}return e.prototype.buildDragMeta=function(e){return"object"==typeof this.suppliedDragMeta?t.parseDragMeta(this.suppliedDragMeta):"function"==typeof this.suppliedDragMeta?t.parseDragMeta(this.suppliedDragMeta(e)):f(e)},e.prototype.displayDrag=function(e,t){var n=this.receivingCalendar;n&&n!==e&&n.dispatch({type:"UNSET_EVENT_DRAG"}),e&&e.dispatch({type:"SET_EVENT_DRAG",state:t})},e.prototype.clearDrag=function(){this.receivingCalendar&&this.receivingCalendar.dispatch({type:"UNSET_EVENT_DRAG"})},e.prototype.canDropElOnCalendar=function(e,n){var r=n.opt("dropAccept");return"function"==typeof r?r(e):"string"!=typeof r||!r||Boolean(t.elementMatches(e,r))},e}();t.config.dataAttrPrefix="";var U=function(){function e(e,n){var r=this;void 0===n&&(n={}),this.handlePointerDown=function(e){var n=r.dragging,i=r.settings,o=i.minDistance,a=i.longPressDelay;n.minDistance=null!=o?o:e.isTouch?0:t.globalDefaults.eventDragMinDistance,n.delay=e.isTouch?null!=a?a:t.globalDefaults.longPressDelay:0},this.handleDragStart=function(e){e.isTouch&&r.dragging.delay&&e.subjectEl.classList.contains("fc-event")&&r.dragging.mirror.getMirrorEl().classList.add("fc-selected")},this.settings=n;var i=this.dragging=new L(e);i.touchScrollAllowed=!1,null!=n.itemSelector&&(i.pointer.selector=n.itemSelector),null!=n.appendTo&&(i.mirror.parentNode=n.appendTo),i.emitter.on("pointerdown",this.handlePointerDown),i.emitter.on("dragstart",this.handleDragStart),new X(i,n.eventData)}return e.prototype.destroy=function(){this.dragging.destroy()},e}(),O=function(e){function t(t){var n=e.call(this,t)||this;n.shouldIgnoreMove=!1,n.mirrorSelector="",n.currentMirrorEl=null,n.handlePointerDown=function(e){n.emitter.trigger("pointerdown",e),n.shouldIgnoreMove||n.emitter.trigger("dragstart",e)},n.handlePointerMove=function(e){n.shouldIgnoreMove||n.emitter.trigger("dragmove",e)},n.handlePointerUp=function(e){n.emitter.trigger("pointerup",e),n.shouldIgnoreMove||n.emitter.trigger("dragend",e)};var r=n.pointer=new T(t)
+;return r.emitter.on("pointerdown",n.handlePointerDown),r.emitter.on("pointermove",n.handlePointerMove),r.emitter.on("pointerup",n.handlePointerUp),n}return n(t,e),t.prototype.destroy=function(){this.pointer.destroy()},t.prototype.setIgnoreMove=function(e){this.shouldIgnoreMove=e},t.prototype.setMirrorIsVisible=function(e){if(e)this.currentMirrorEl&&(this.currentMirrorEl.style.visibility="",this.currentMirrorEl=null);else{var t=this.mirrorSelector?document.querySelector(this.mirrorSelector):null;t&&(this.currentMirrorEl=t,t.style.visibility="hidden")}},t}(t.ElementDragging),q=function(){function e(e,t){var n=document;e===document||e instanceof Element?(n=e,t=t||{}):t=e||{};var r=this.dragging=new O(n);"string"==typeof t.itemSelector?r.pointer.selector=t.itemSelector:n===document&&(r.pointer.selector="[data-event]"),"string"==typeof t.mirrorSelector&&(r.mirrorSelector=t.mirrorSelector),new X(r,t.eventData)}return e.prototype.destroy=function(){this.dragging.destroy()},e}(),W=t.createPlugin({componentInteractions:[H,N,V,Y],calendarInteractions:[_],elementDraggingImpl:L});e.Draggable=U,e.FeaturefulElementDragging=L,e.PointerDragging=T,e.ThirdPartyDraggable=q,e.default=W,Object.defineProperty(e,"__esModule",{value:!0})});
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