text: /*!
  FullCalendar v5.9.0
  Docs & License: https://fullcalendar.io/
  (c) 2021 Adam Shaw
  */
  var FullCalendarInteraction = (function (exports, common) {
      'use strict';
  
      /*! *****************************************************************************
      Copyright (c) Microsoft Corporation.
  
      Permission to use, copy, modify, and/or distribute this software for any
      purpose with or without fee is hereby granted.
  
      THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
      REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
      AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
      INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
      LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
      OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
      PERFORMANCE OF THIS SOFTWARE.
      ***************************************************************************** */
      /* global Reflect, Promise */
  
      var extendStatics = function(d, b) {
          extendStatics = Object.setPrototypeOf ||
              ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
              function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
          return extendStatics(d, b);
      };
  
      function __extends(d, b) {
          if (typeof b !== "function" && b !== null)
              throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
          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);
      };
  
      common.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;
              // 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 targetEl = ev.target;
                      if (!_this.shouldIgnoreMove) {
                          targetEl.addEventListener('touchmove', _this.handleTouchMove);
                      }
                      targetEl.addEventListener('touchend', _this.handleTouchEnd);
                      targetEl.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);
                  }
              };
              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 targetEl = ev.target;
                      targetEl.removeEventListener('touchmove', _this.handleTouchMove);
                      targetEl.removeEventListener('touchend', _this.handleTouchEnd);
                      targetEl.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 common.Emitter();
              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 || common.elementClosest(downEl, this.handleSelector))) {
                  this.subjectEl = subjectEl;
                  this.isDragging = true; // do this first so cancelTouchScroll will work
                  this.wasTouchScroll = false;
                  return true;
              }
              return false;
          };
          PointerDragging.prototype.cleanup = function () {
              isWindowTouchMoveCancelled = false;
              this.isDragging = false;
              this.subjectEl = null;
              // keep wasTouchScroll around for later access
              this.destroyScrollWatch();
          };
          PointerDragging.prototype.querySubjectEl = function (ev) {
              if (this.selector) {
                  return common.elementClosest(ev.target, this.selector);
              }
              return this.containerEl;
          };
          PointerDragging.prototype.shouldIgnoreMouse = function () {
              return ignoreMouseDepth || this.isTouchDragging;
          };
          // can be called by user of this class, to cancel touch-based scrolling for the current drag
          PointerDragging.prototype.cancelTouchScroll = function () {
              if (this.isDragging) {
                  isWindowTouchMoveCancelled = true;
              }
          };
          // Scrolling that simulates pointermoves
          // ----------------------------------------------------------------------------------------------------
          PointerDragging.prototype.initScrollWatch = function (ev) {
              if (this.shouldWatchScroll) {
                  this.recordCoords(ev);
                  window.addEventListener('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 += 1;
          setTimeout(function () {
              ignoreMouseDepth -= 1;
          }, common.config.touchMouseIgnoreWait);
      }
      // We want to attach touchmove as early as possible for Safari
      // ----------------------------------------------------------------------------------------------------
      function listenerCreated() {
          listenerCnt += 1;
          if (listenerCnt === 1) {
              window.addEventListener('touchmove', onWindowTouchMove, { passive: false });
          }
      }
      function listenerDestroyed() {
          listenerCnt -= 1;
          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; // HIGHLY SUGGESTED to set this to sidestep ShadowDOM issues
              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';
              common.applyStyle(mirrorEl, {
                  left: finalSourceElRect.left,
                  top: finalSourceElRect.top,
              });
              common.whenTransitionDone(mirrorEl, function () {
                  mirrorEl.style.transition = '';
                  callback();
              });
          };
          ElementMirror.prototype.cleanup = function () {
              if (this.mirrorEl) {
                  common.removeElement(this.mirrorEl);
                  this.mirrorEl = null;
              }
              this.sourceEl = null;
          };
          ElementMirror.prototype.updateElPosition = function () {
              if (this.sourceEl && this.isVisible) {
                  common.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-event-dragging');
                  common.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;
      }(common.ScrollController));
  
      var ElementScrollGeomCache = /** @class */ (function (_super) {
          __extends(ElementScrollGeomCache, _super);
          function ElementScrollGeomCache(el, doesListening) {
              return _super.call(this, new common.ElementScrollController(el), doesListening) || this;
          }
          ElementScrollGeomCache.prototype.getEventTarget = function () {
              return this.scrollController.el;
          };
          ElementScrollGeomCache.prototype.computeClientRect = function () {
              return common.computeInnerRect(this.scrollController.el);
          };
          return ElementScrollGeomCache;
      }(ScrollGeomCache));
  
      var WindowScrollGeomCache = /** @class */ (function (_super) {
          __extends(WindowScrollGeomCache, _super);
          function WindowScrollGeomCache(doesListening) {
              return _super.call(this, new common.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, scrollStartEl) {
              if (this.isEnabled) {
                  this.scrollCaches = this.buildCaches(scrollStartEl);
                  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 (scrollStartEl) {
              return this.queryScrollEls(scrollStartEl).map(function (el) {
                  if (el === window) {
                      return new WindowScrollGeomCache(false); // false = don't listen to user-generated scrolls
                  }
                  return new ElementScrollGeomCache(el, false); // false = don't listen to user-generated scrolls
              });
          };
          AutoScroller.prototype.queryScrollEls = function (scrollStartEl) {
              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(common.getElRoot(scrollStartEl).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, selector) {
              var _this = _super.call(this, containerEl) || this;
              _this.containerEl = containerEl;
              // 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;
                      common.preventSelection(document.body);
                      common.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.isInteracting && // not destroyed via pointerdown handler
                          !_this.pointer.shouldIgnoreMove) {
                          // actions related to initiating dragstart+dragmove+dragend...
                          _this.mirror.setIsVisible(false); // reset. caller must set-visible
                          _this.mirror.start(ev.subjectEl, ev.pageX, ev.pageY); // must happen on first pointer down
                          _this.startDelay(ev);
                          if (!_this.minDistance) {
                              _this.handleDistanceSurpassed(ev);
                          }
                      }
                  }
              };
              _this.onPointerMove = function (ev) {
                  if (_this.isInteracting) {
                      _this.emitter.trigger('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) {
                      _this.isInteracting = false;
                      common.allowSelection(document.body);
                      common.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);
              if (selector) {
                  pointer.selector = selector;
              }
              _this.mirror = new ElementMirror();
              _this.autoScroller = new AutoScroller();
              return _this;
          }
          FeaturefulElementDragging.prototype.destroy = function () {
              this.pointer.destroy();
              // HACK: simulate a pointer-up to end the current drag
              // TODO: fire 'dragend' directly and stop interaction. discourage use of pointerup event (b/c might not fire)
              this.onPointerUp({});
          };
          FeaturefulElementDragging.prototype.startDelay = function (ev) {
              var _this = this;
              if (typeof this.delay === 'number') {
                  this.delayTimeoutId = setTimeout(function () {
                      _this.delayTimeoutId = null;
                      _this.handleDelayEnd(ev);
                  }, this.delay); // not assignable to number!
              }
              else {
                  this.handleDelayEnd(ev);
              }
          };
          FeaturefulElementDragging.prototype.handleDelayEnd = function (ev) {
              this.isDelayEnded = true;
              this.tryStartDrag(ev);
          };
          FeaturefulElementDragging.prototype.handleDistanceSurpassed = function (ev) {
              this.isDistanceSurpassed = true;
              this.tryStartDrag(ev);
          };
          FeaturefulElementDragging.prototype.tryStartDrag = function (ev) {
              if (this.isDelayEnded && this.isDistanceSurpassed) {
                  if (!this.pointer.wasTouchScroll || this.touchScrollAllowed) {
                      this.isDragging = true;
                      this.mirrorNeedsRevert = false;
                      this.autoScroller.start(ev.pageX, ev.pageY, this.containerEl);
                      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));
          };
          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;
      }(common.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 = common.computeRect(el);
              // will work fine for divs that have overflow:hidden
              this.scrollCaches = common.getClippingParents(el).map(function (scrollEl) { return new ElementScrollGeomCache(scrollEl, 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()) &&
                      !common.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);
                      // TODO: fire this before computing processFirstCoord, so listeners can cancel. this gets fired by almost every handler :(
                      _this.emitter.trigger('pointerdown', ev);
                  }
                  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 common.Emitter();
          }
          // sets initialHit
          // sets coordAdjust
          HitDragging.prototype.processFirstCoord = function (ev) {
              var origPoint = { left: ev.pageX, top: ev.pageY };
              var adjustedPoint = origPoint;
              var subjectEl = ev.subjectEl;
              var subjectRect;
              if (subjectEl instanceof HTMLElement) { // i.e. not a Document/ShadowRoot
                  subjectRect = common.computeRect(subjectEl);
                  adjustedPoint = common.constrainPoint(adjustedPoint, subjectRect);
              }
              var initialHit = this.initialHit = this.queryHitForOffset(adjustedPoint.left, adjustedPoint.top);
              if (initialHit) {
                  if (this.useSubjectCenter && subjectRect) {
                      var slicedSubjectRect = common.intersectRects(subjectRect, initialHit.rect);
                      if (slicedSubjectRect) {
                          adjustedPoint = common.getRectCenter(slicedSubjectRect);
                      }
                  }
                  this.coordAdjust = common.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 = common.mapHash(this.droppableStore, function (interactionSettings) {
                  interactionSettings.component.prepareHits();
                  return new OffsetTracker(interactionSettings.el);
              });
          };
          HitDragging.prototype.releaseHits = function () {
              var offsetTrackers = this.offsetTrackers;
              for (var id in offsetTrackers) {
                  offsetTrackers[id].destroy();
              }
              this.offsetTrackers = {};
          };
          HitDragging.prototype.queryHitForOffset = function (offsetLeft, offsetTop) {
              var _a = this, droppableStore = _a.droppableStore, offsetTrackers = _a.offsetTrackers;
              var bestHit = null;
              for (var id in droppableStore) {
                  var component = droppableStore[id].component;
                  var offsetTracker = offsetTrackers[id];
                  if (offsetTracker && // wasn't destroyed mid-drag
                      offsetTracker.isWithinClipping(offsetLeft, offsetTop)) {
                      var originLeft = offsetTracker.computeLeft();
                      var originTop = offsetTracker.computeTop();
                      var positionLeft = offsetLeft - originLeft;
                      var positionTop = offsetTop - originTop;
                      var origRect = offsetTracker.origRect;
                      var width = origRect.right - origRect.left;
                      var height = origRect.bottom - origRect.top;
                      if (
                      // must be within the element'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 dead cell
                          common.rangeContainsRange(hit.dateProfile.activeRange, hit.dateSpan.range)) &&
                              (!bestHit || hit.layer > bestHit.layer)) {
                              hit.componentId = id;
                              hit.context = component.context;
                              // 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 common.isDateSpansEqual(hit0.dateSpan, hit1.dateSpan);
      }
  
      function buildDatePointApiWithContext(dateSpan, context) {
          var props = {};
          for (var _i = 0, _a = context.pluginHooks.datePointTransforms; _i < _a.length; _i++) {
              var transform = _a[_i];
              __assign(props, transform(dateSpan, context));
          }
          __assign(props, buildDatePointApi(dateSpan, context.dateEnv));
          return props;
      }
      function buildDatePointApi(span, dateEnv) {
          return {
              date: dateEnv.toDate(span.range.start),
              dateStr: dateEnv.formatIso(span.range.start, { omitTime: span.allDay }),
              allDay: span.allDay,
          };
      }
  
      /*
      Monitors when the user clicks on a specific date/time of a component.
      A pointerdown+pointerup on the same "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 (pev) {
                  var dragging = _this.dragging;
                  var downEl = pev.origEvent.target;
                  // do this in pointerdown (not dragend) because DOM might be mutated by the time dragend is fired
                  dragging.setIgnoreMove(!_this.component.isValidDateDownEl(downEl));
              };
              // won'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)) {
                          var context = component.context;
                          var arg = __assign(__assign({}, buildDatePointApiWithContext(initialHit.dateSpan, context)), { dayEl: initialHit.dayEl, jsEvent: ev.origEvent, view: context.viewApi || context.calendarApi.view });
                          context.emitter.trigger('dateClick', arg);
                      }
                  }
              };
              // we DO want to watch pointer moves because otherwise finalHit won't get populated
              _this.dragging = new FeaturefulElementDragging(settings.el);
              _this.dragging.autoScroller.isEnabled = false;
              var hitDragging = _this.hitDragging = new HitDragging(_this.dragging, common.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;
      }(common.Interaction));
  
      /*
      Tracks when the user selects a portion of time of a component,
      constituted by a drag over date cells, with a possible delay at the beginning of the drag.
      */
      var DateSelecting = /** @class */ (function (_super) {
          __extends(DateSelecting, _super);
          function DateSelecting(settings) {
              var _this = _super.call(this, settings) || this;
              _this.dragSelection = null;
              _this.handlePointerDown = function (ev) {
                  var _a = _this, component = _a.component, dragging = _a.dragging;
                  var options = component.context.options;
                  var canSelect = options.selectable &&
                      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$1(component) : null;
              };
              _this.handleDragStart = function (ev) {
                  _this.component.context.calendarApi.unselect(ev); // unselect previous selections
              };
              _this.handleHitUpdate = function (hit, isFinal) {
                  var context = _this.component.context;
                  var dragSelection = null;
                  var isInvalid = false;
                  if (hit) {
                      var initialHit = _this.hitDragging.initialHit;
                      var disallowed = hit.componentId === initialHit.componentId
                          && _this.isHitComboAllowed
                          && !_this.isHitComboAllowed(initialHit, hit);
                      if (!disallowed) {
                          dragSelection = joinHitsIntoSelection(initialHit, hit, context.pluginHooks.dateSelectionTransformers);
                      }
                      if (!dragSelection || !common.isDateSelectionValid(dragSelection, hit.dateProfile, context)) {
                          isInvalid = true;
                          dragSelection = null;
                      }
                  }
                  if (dragSelection) {
                      context.dispatch({ type: 'SELECT_DATES', selection: dragSelection });
                  }
                  else if (!isFinal) { // only unselect if moved away while dragging
                      context.dispatch({ type: 'UNSELECT_DATES' });
                  }
                  if (!isInvalid) {
                      common.enableCursor();
                  }
                  else {
                      common.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
                      common.triggerDateSelect(_this.dragSelection, pev, _this.component.context);
                      _this.dragSelection = null;
                  }
              };
              var component = settings.component;
              var options = component.context.options;
              var dragging = _this.dragging = new FeaturefulElementDragging(settings.el);
              dragging.touchScrollAllowed = false;
              dragging.minDistance = options.selectMinDistance || 0;
              dragging.autoScroller.isEnabled = options.dragScroll;
              var hitDragging = _this.hitDragging = new HitDragging(_this.dragging, common.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;
      }(common.Interaction));
      function getComponentTouchDelay$1(component) {
          var options = component.context.options;
          var delay = options.selectLongPressDelay;
          if (delay == null) {
              delay = options.longPressDelay;
          }
          return delay;
      }
      function joinHitsIntoSelection(hit0, hit1, dateSelectionTransformers) {
          var dateSpan0 = hit0.dateSpan;
          var dateSpan1 = hit1.dateSpan;
          var ms = [
              dateSpan0.range.start,
              dateSpan0.range.end,
              dateSpan1.range.start,
              dateSpan1.range.end,
          ];
          ms.sort(common.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;
              }
              if (res) {
                  __assign(props, res);
              }
          }
          props.range = { start: ms[0], end: ms[3] };
          props.allDay = dateSpan0.allDay;
          return props;
      }
  
      var EventDragging = /** @class */ (function (_super) {
          __extends(EventDragging, _super);
          function EventDragging(settings) {
              var _this = _super.call(this, settings) || this;
              // internal state
              _this.subjectEl = null;
              _this.subjectSeg = null; // the seg being selected/dragged
              _this.isDragging = false;
              _this.eventRange = null;
              _this.relevantEvents = null; // the events being dragged
              _this.receivingContext = null;
              _this.validMutation = null;
              _this.mutatedRelevantEvents = null;
              _this.handlePointerDown = function (ev) {
                  var origTarget = ev.origEvent.target;
                  var _a = _this, component = _a.component, dragging = _a.dragging;
                  var mirror = dragging.mirror;
                  var options = component.context.options;
                  var initialContext = component.context;
                  _this.subjectEl = ev.subjectEl;
                  var subjectSeg = _this.subjectSeg = common.getElSeg(ev.subjectEl);
                  var eventRange = _this.eventRange = subjectSeg.eventRange;
                  var eventInstanceId = eventRange.instance.instanceId;
                  _this.relevantEvents = common.getRelevantEvents(initialContext.getCurrentData().eventStore, eventInstanceId);
                  dragging.minDistance = ev.isTouch ? 0 : options.eventDragMinDistance;
                  dragging.delay =
                      // only do a touch delay if touch and this event hasn't been selected yet
                      (ev.isTouch && eventInstanceId !== component.props.eventSelection) ?
                          getComponentTouchDelay(component) :
                          null;
                  if (options.fixedMirrorParent) {
                      mirror.parentNode = options.fixedMirrorParent;
                  }
                  else {
                      mirror.parentNode = common.elementClosest(origTarget, '.fc');
                  }
                  mirror.revertDuration = options.dragRevertDuration;
                  var isValid = component.isValidSegDownEl(origTarget) &&
                      !common.elementClosest(origTarget, '.fc-event-resizer'); // NOT on a 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-event-draggable');
              };
              _this.handleDragStart = function (ev) {
                  var initialContext = _this.component.context;
                  var eventRange = _this.eventRange;
                  var eventInstanceId = eventRange.instance.instanceId;
                  if (ev.isTouch) {
                      // need to select a different event?
                      if (eventInstanceId !== _this.component.props.eventSelection) {
                          initialContext.dispatch({ type: 'SELECT_EVENT', eventInstanceId: eventInstanceId });
                      }
                  }
                  else {
                      // if now using mouse, but was previous touch interaction, clear selected event
                      initialContext.dispatch({ type: 'UNSELECT_EVENT' });
                  }
                  if (_this.isDragging) {
                      initialContext.calendarApi.unselect(ev); // unselect *date* selection
                      initialContext.emitter.trigger('eventDragStart', {
                          el: _this.subjectEl,
                          event: new common.EventApi(initialContext, eventRange.def, eventRange.instance),
                          jsEvent: ev.origEvent,
                          view: initialContext.viewApi,
                      });
                  }
              };
              _this.handleHitUpdate = function (hit, isFinal) {
                  if (!_this.isDragging) {
                      return;
                  }
                  var relevantEvents = _this.relevantEvents;
                  var initialHit = _this.hitDragging.initialHit;
                  var initialContext = _this.component.context;
                  // states based on new hit
                  var receivingContext = null;
                  var mutation = null;
                  var mutatedRelevantEvents = null;
                  var isInvalid = false;
                  var interaction = {
                      affectedEvents: relevantEvents,
                      mutatedEvents: common.createEmptyEventStore(),
                      isEvent: true,
                  };
                  if (hit) {
                      receivingContext = hit.context;
                      var receivingOptions = receivingContext.options;
                      if (initialContext === receivingContext ||
                          (receivingOptions.editable && receivingOptions.droppable)) {
                          mutation = computeEventMutation(initialHit, hit, receivingContext.getCurrentData().pluginHooks.eventDragMutationMassagers);
                          if (mutation) {
                              mutatedRelevantEvents = common.applyMutationToEventStore(relevantEvents, receivingContext.getCurrentData().eventUiBases, mutation, receivingContext);
                              interaction.mutatedEvents = mutatedRelevantEvents;
                              if (!common.isInteractionValid(interaction, hit.dateProfile, receivingContext)) {
                                  isInvalid = true;
                                  mutation = null;
                                  mutatedRelevantEvents = null;
                                  interaction.mutatedEvents = common.createEmptyEventStore();
                              }
                          }
                      }
                      else {
                          receivingContext = null;
                      }
                  }
                  _this.displayDrag(receivingContext, interaction);
                  if (!isInvalid) {
                      common.enableCursor();
                  }
                  else {
                      common.disableCursor();
                  }
                  if (!isFinal) {
                      if (initialContext === receivingContext && // 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 || !common.getElRoot(_this.subjectEl).querySelector('.fc-event-mirror'));
                      // assign states based on new hit
                      _this.receivingContext = receivingContext;
                      _this.validMutation = mutation;
                      _this.mutatedRelevantEvents = mutatedRelevantEvents;
                  }
              };
              _this.handlePointerUp = function () {
                  if (!_this.isDragging) {
                      _this.cleanup(); // because handleDragEnd won't fire
                  }
              };
              _this.handleDragEnd = function (ev) {
                  if (_this.isDragging) {
                      var initialContext_1 = _this.component.context;
                      var initialView = initialContext_1.viewApi;
                      var _a = _this, receivingContext_1 = _a.receivingContext, validMutation = _a.validMutation;
                      var eventDef = _this.eventRange.def;
                      var eventInstance = _this.eventRange.instance;
                      var eventApi = new common.EventApi(initialContext_1, eventDef, eventInstance);
                      var relevantEvents_1 = _this.relevantEvents;
                      var mutatedRelevantEvents_1 = _this.mutatedRelevantEvents;
                      var finalHit = _this.hitDragging.finalHit;
                      _this.clearDrag(); // must happen after revert animation
                      initialContext_1.emitter.trigger('eventDragStop', {
                          el: _this.subjectEl,
                          event: eventApi,
                          jsEvent: ev.origEvent,
                          view: initialView,
                      });
                      if (validMutation) {
                          // dropped within same calendar
                          if (receivingContext_1 === initialContext_1) {
                              var updatedEventApi = new common.EventApi(initialContext_1, mutatedRelevantEvents_1.defs[eventDef.defId], eventInstance ? mutatedRelevantEvents_1.instances[eventInstance.instanceId] : null);
                              initialContext_1.dispatch({
                                  type: 'MERGE_EVENTS',
                                  eventStore: mutatedRelevantEvents_1,
                              });
                              var eventChangeArg = {
                                  oldEvent: eventApi,
                                  event: updatedEventApi,
                                  relatedEvents: common.buildEventApis(mutatedRelevantEvents_1, initialContext_1, eventInstance),
                                  revert: function () {
                                      initialContext_1.dispatch({
                                          type: 'MERGE_EVENTS',
                                          eventStore: relevantEvents_1, // the pre-change data
                                      });
                                  },
                              };
                              var transformed = {};
                              for (var _i = 0, _b = initialContext_1.getCurrentData().pluginHooks.eventDropTransformers; _i < _b.length; _i++) {
                                  var transformer = _b[_i];
                                  __assign(transformed, transformer(validMutation, initialContext_1));
                              }
                              initialContext_1.emitter.trigger('eventDrop', __assign(__assign(__assign({}, eventChangeArg), transformed), { el: ev.subjectEl, delta: validMutation.datesDelta, jsEvent: ev.origEvent, view: initialView }));
                              initialContext_1.emitter.trigger('eventChange', eventChangeArg);
                              // dropped in different calendar
                          }
                          else if (receivingContext_1) {
                              var eventRemoveArg = {
                                  event: eventApi,
                                  relatedEvents: common.buildEventApis(relevantEvents_1, initialContext_1, eventInstance),
                                  revert: function () {
                                      initialContext_1.dispatch({
                                          type: 'MERGE_EVENTS',
                                          eventStore: relevantEvents_1,
                                      });
                                  },
                              };
                              initialContext_1.emitter.trigger('eventLeave', __assign(__assign({}, eventRemoveArg), { draggedEl: ev.subjectEl, view: initialView }));
                              initialContext_1.dispatch({
                                  type: 'REMOVE_EVENTS',
                                  eventStore: relevantEvents_1,
                              });
                              initialContext_1.emitter.trigger('eventRemove', eventRemoveArg);
                              var addedEventDef = mutatedRelevantEvents_1.defs[eventDef.defId];
                              var addedEventInstance = mutatedRelevantEvents_1.instances[eventInstance.instanceId];
                              var addedEventApi = new common.EventApi(receivingContext_1, addedEventDef, addedEventInstance);
                              receivingContext_1.dispatch({
                                  type: 'MERGE_EVENTS',
                                  eventStore: mutatedRelevantEvents_1,
                              });
                              var eventAddArg = {
                                  event: addedEventApi,
                                  relatedEvents: common.buildEventApis(mutatedRelevantEvents_1, receivingContext_1, addedEventInstance),
                                  revert: function () {
                                      receivingContext_1.dispatch({
                                          type: 'REMOVE_EVENTS',
                                          eventStore: mutatedRelevantEvents_1,
                                      });
                                  },
                              };
                              receivingContext_1.emitter.trigger('eventAdd', eventAddArg);
                              if (ev.isTouch) {
                                  receivingContext_1.dispatch({
                                      type: 'SELECT_EVENT',
                                      eventInstanceId: eventInstance.instanceId,
                                  });
                              }
                              receivingContext_1.emitter.trigger('drop', __assign(__assign({}, buildDatePointApiWithContext(finalHit.dateSpan, receivingContext_1)), { draggedEl: ev.subjectEl, jsEvent: ev.origEvent, view: finalHit.context.viewApi }));
                              receivingContext_1.emitter.trigger('eventReceive', __assign(__assign({}, eventAddArg), { draggedEl: ev.subjectEl, view: finalHit.context.viewApi }));
                          }
                      }
                      else {
                          initialContext_1.emitter.trigger('_noEventDrop');
                      }
                  }
                  _this.cleanup();
              };
              var component = _this.component;
              var options = component.context.options;
              var dragging = _this.dragging = new FeaturefulElementDragging(settings.el);
              dragging.pointer.selector = EventDragging.SELECTOR;
              dragging.touchScrollAllowed = false;
              dragging.autoScroller.isEnabled = options.dragScroll;
              var hitDragging = _this.hitDragging = new HitDragging(_this.dragging, common.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 (nextContext, state) {
              var initialContext = this.component.context;
              var prevContext = this.receivingContext;
              // does the previous calendar need to be cleared?
              if (prevContext && prevContext !== nextContext) {
                  // 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 (prevContext === initialContext) {
                      prevContext.dispatch({
                          type: 'SET_EVENT_DRAG',
                          state: {
                              affectedEvents: state.affectedEvents,
                              mutatedEvents: common.createEmptyEventStore(),
                              isEvent: true,
                          },
                      });
                      // completely clear the old calendar if it wasn't the initial
                  }
                  else {
                      prevContext.dispatch({ type: 'UNSET_EVENT_DRAG' });
                  }
              }
              if (nextContext) {
                  nextContext.dispatch({ type: 'SET_EVENT_DRAG', state: state });
              }
          };
          EventDragging.prototype.clearDrag = function () {
              var initialCalendar = this.component.context;
              var receivingContext = this.receivingContext;
              if (receivingContext) {
                  receivingContext.dispatch({ type: 'UNSET_EVENT_DRAG' });
              }
              // the initial calendar might have an dummy drag state from displayDrag
              if (initialCalendar !== receivingContext) {
                  initialCalendar.dispatch({ type: 'UNSET_EVENT_DRAG' });
              }
          };
          EventDragging.prototype.cleanup = function () {
              this.subjectSeg = null;
              this.isDragging = false;
              this.eventRange = null;
              this.relevantEvents = null;
              this.receivingContext = null;
              this.validMutation = null;
              this.mutatedRelevantEvents = null;
          };
          // TODO: test this in IE11
          // QUESTION: why do we need it on the resizable???
          EventDragging.SELECTOR = '.fc-event-draggable, .fc-event-resizable';
          return EventDragging;
      }(common.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.context.options.allDayMaintainDuration;
              if (dateSpan1.allDay) {
                  // means date1 is already start-of-day,
                  // but date0 needs to be converted
                  date0 = common.startOfDay(date0);
              }
          }
          var delta = common.diffDates(date0, date1, hit0.context.dateEnv, hit0.componentId === hit1.componentId ?
              hit0.largeUnit :
              null);
          if (delta.milliseconds) { // has hours/minutes/seconds
              standardProps.allDay = false;
          }
          var mutation = {
              datesDelta: delta,
              standardProps: standardProps,
          };
          for (var _i = 0, massagers_1 = massagers; _i < massagers_1.length; _i++) {
              var massager = massagers_1[_i];
              massager(mutation, hit0, hit1);
          }
          return mutation;
      }
      function getComponentTouchDelay(component) {
          var options = component.context.options;
          var delay = options.eventLongPressDelay;
          if (delay == null) {
              delay = options.longPressDelay;
          }
          return delay;
      }
  
      var EventResizing = /** @class */ (function (_super) {
          __extends(EventResizing, _super);
          function EventResizing(settings) {
              var _this = _super.call(this, settings) || this;
              // internal state
              _this.draggingSegEl = null;
              _this.draggingSeg = null; // TODO: rename to resizingSeg? subjectSeg?
              _this.eventRange = null;
              _this.relevantEvents = null;
              _this.validMutation = null;
              _this.mutatedRelevantEvents = null;
              _this.handlePointerDown = function (ev) {
                  var component = _this.component;
                  var segEl = _this.querySegEl(ev);
                  var seg = common.getElSeg(segEl);
                  var eventRange = _this.eventRange = seg.eventRange;
                  _this.dragging.minDistance = component.context.options.eventDragMinDistance;
                  // if touch, need to be working with a selected event
                  _this.dragging.setIgnoreMove(!_this.component.isValidSegDownEl(ev.origEvent.target) ||
                      (ev.isTouch && _this.component.props.eventSelection !== eventRange.instance.instanceId));
              };
              _this.handleDragStart = function (ev) {
                  var context = _this.component.context;
                  var eventRange = _this.eventRange;
                  _this.relevantEvents = common.getRelevantEvents(context.getCurrentData().eventStore, _this.eventRange.instance.instanceId);
                  var segEl = _this.querySegEl(ev);
                  _this.draggingSegEl = segEl;
                  _this.draggingSeg = common.getElSeg(segEl);
                  context.calendarApi.unselect();
                  context.emitter.trigger('eventResizeStart', {
                      el: segEl,
                      event: new common.EventApi(context, eventRange.def, eventRange.instance),
                      jsEvent: ev.origEvent,
                      view: context.viewApi,
                  });
              };
              _this.handleHitUpdate = function (hit, isFinal, ev) {
                  var context = _this.component.context;
                  var relevantEvents = _this.relevantEvents;
                  var initialHit = _this.hitDragging.initialHit;
                  var eventInstance = _this.eventRange.instance;
                  var mutation = null;
                  var mutatedRelevantEvents = null;
                  var isInvalid = false;
                  var interaction = {
                      affectedEvents: relevantEvents,
                      mutatedEvents: common.createEmptyEventStore(),
                      isEvent: true,
                  };
                  if (hit) {
                      var disallowed = hit.componentId === initialHit.componentId
                          && _this.isHitComboAllowed
                          && !_this.isHitComboAllowed(initialHit, hit);
                      if (!disallowed) {
                          mutation = computeMutation(initialHit, hit, ev.subjectEl.classList.contains('fc-event-resizer-start'), eventInstance.range);
                      }
                  }
                  if (mutation) {
                      mutatedRelevantEvents = common.applyMutationToEventStore(relevantEvents, context.getCurrentData().eventUiBases, mutation, context);
                      interaction.mutatedEvents = mutatedRelevantEvents;
                      if (!common.isInteractionValid(interaction, hit.dateProfile, context)) {
                          isInvalid = true;
                          mutation = null;
                          mutatedRelevantEvents = null;
                          interaction.mutatedEvents = null;
                      }
                  }
                  if (mutatedRelevantEvents) {
                      context.dispatch({
                          type: 'SET_EVENT_RESIZE',
                          state: interaction,
                      });
                  }
                  else {
                      context.dispatch({ type: 'UNSET_EVENT_RESIZE' });
                  }
                  if (!isInvalid) {
                      common.enableCursor();
                  }
                  else {
                      common.disableCursor();
                  }
                  if (!isFinal) {
                      if (mutation && isHitsEqual(initialHit, hit)) {
                          mutation = null;
                      }
                      _this.validMutation = mutation;
                      _this.mutatedRelevantEvents = mutatedRelevantEvents;
                  }
              };
              _this.handleDragEnd = function (ev) {
                  var context = _this.component.context;
                  var eventDef = _this.eventRange.def;
                  var eventInstance = _this.eventRange.instance;
                  var eventApi = new common.EventApi(context, eventDef, eventInstance);
                  var relevantEvents = _this.relevantEvents;
                  var mutatedRelevantEvents = _this.mutatedRelevantEvents;
                  context.emitter.trigger('eventResizeStop', {
                      el: _this.draggingSegEl,
                      event: eventApi,
                      jsEvent: ev.origEvent,
                      view: context.viewApi,
                  });
                  if (_this.validMutation) {
                      var updatedEventApi = new common.EventApi(context, mutatedRelevantEvents.defs[eventDef.defId], eventInstance ? mutatedRelevantEvents.instances[eventInstance.instanceId] : null);
                      context.dispatch({
                          type: 'MERGE_EVENTS',
                          eventStore: mutatedRelevantEvents,
                      });
                      var eventChangeArg = {
                          oldEvent: eventApi,
                          event: updatedEventApi,
                          relatedEvents: common.buildEventApis(mutatedRelevantEvents, context, eventInstance),
                          revert: function () {
                              context.dispatch({
                                  type: 'MERGE_EVENTS',
                                  eventStore: relevantEvents, // the pre-change events
                              });
                          },
                      };
                      context.emitter.trigger('eventResize', __assign(__assign({}, eventChangeArg), { el: _this.draggingSegEl, startDelta: _this.validMutation.startDelta || common.createDuration(0), endDelta: _this.validMutation.endDelta || common.createDuration(0), jsEvent: ev.origEvent, view: context.viewApi }));
                      context.emitter.trigger('eventChange', eventChangeArg);
                  }
                  else {
                      context.emitter.trigger('_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(settings.el);
              dragging.pointer.selector = '.fc-event-resizer';
              dragging.touchScrollAllowed = false;
              dragging.autoScroller.isEnabled = component.context.options.dragScroll;
              var hitDragging = _this.hitDragging = new HitDragging(_this.dragging, common.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;
          }
          EventResizing.prototype.destroy = function () {
              this.dragging.destroy();
          };
          EventResizing.prototype.querySegEl = function (ev) {
              return common.elementClosest(ev.subjectEl, '.fc-event');
          };
          return EventResizing;
      }(common.Interaction));
      function computeMutation(hit0, hit1, isFromStart, instanceRange) {
          var dateEnv = hit0.context.dateEnv;
          var date0 = hit0.dateSpan.range.start;
          var date1 = hit1.dateSpan.range.start;
          var delta = common.diffDates(date0, date1, dateEnv, hit0.largeUnit);
          if (isFromStart) {
              if (dateEnv.add(instanceRange.start, delta) < instanceRange.end) {
                  return { startDelta: delta };
              }
          }
          else if (dateEnv.add(instanceRange.end, delta) > instanceRange.start) {
              return { endDelta: delta };
          }
          return null;
      }
  
      var UnselectAuto = /** @class */ (function () {
          function UnselectAuto(context) {
              var _this = this;
              this.context = context;
              this.isRecentPointerDateSelect = false; // wish we could use a selector to detect date selection, but uses hit system
              this.matchesCancel = false;
              this.matchesEvent = false;
              this.onSelect = function (selectInfo) {
                  if (selectInfo.jsEvent) {
                      _this.isRecentPointerDateSelect = true;
                  }
              };
              this.onDocumentPointerDown = function (pev) {
                  var unselectCancel = _this.context.options.unselectCancel;
                  var downEl = common.getEventTargetViaRoot(pev.origEvent);
                  _this.matchesCancel = !!common.elementClosest(downEl, unselectCancel);
                  _this.matchesEvent = !!common.elementClosest(downEl, EventDragging.SELECTOR); // interaction started on an event?
              };
              this.onDocumentPointerUp = function (pev) {
                  var context = _this.context;
                  var documentPointer = _this.documentPointer;
                  var calendarState = context.getCurrentData();
                  // touch-scrolling should never unfocus any type of selection
                  if (!documentPointer.wasTouchScroll) {
                      if (calendarState.dateSelection && // an existing date selection?
                          !_this.isRecentPointerDateSelect // a new pointer-initiated date selection since last onDocumentPointerUp?
                      ) {
                          var unselectAuto = context.options.unselectAuto;
                          if (unselectAuto && (!unselectAuto || !_this.matchesCancel)) {
                              context.calendarApi.unselect(pev);
                          }
                      }
                      if (calendarState.eventSelection && // an existing event selected?
                          !_this.matchesEvent // interaction DIDN'T start on an event
                      ) {
                          context.dispatch({ type: 'UNSELECT_EVENT' });
                      }
                  }
                  _this.isRecentPointerDateSelect = false;
              };
              var documentPointer = this.documentPointer = new PointerDragging(document);
              documentPointer.shouldIgnoreMove = true;
              documentPointer.shouldWatchScroll = false;
              documentPointer.emitter.on('pointerdown', this.onDocumentPointerDown);
              documentPointer.emitter.on('pointerup', this.onDocumentPointerUp);
              /*
              TODO: better way to know about whether there was a selection with the pointer
              */
              context.emitter.on('select', this.onSelect);
          }
          UnselectAuto.prototype.destroy = function () {
              this.context.emitter.off('select', this.onSelect);
              this.documentPointer.destroy();
          };
          return UnselectAuto;
      }());
  
      var OPTION_REFINERS = {
          fixedMirrorParent: common.identity,
      };
      var LISTENER_REFINERS = {
          dateClick: common.identity,
          eventDragStart: common.identity,
          eventDragStop: common.identity,
          eventDrop: common.identity,
          eventResizeStart: common.identity,
          eventResizeStop: common.identity,
          eventResize: common.identity,
          drop: common.identity,
          eventReceive: common.identity,
          eventLeave: common.identity,
      };
  
      /*
      Given an already instantiated draggable object for one-or-more elements,
      Interprets any dragging as an attempt to drag an events that lives outside
      of a calendar onto a calendar.
      */
      var ExternalElementDragging = /** @class */ (function () {
          function ExternalElementDragging(dragging, suppliedDragMeta) {
              var _this = this;
              this.receivingContext = null;
              this.droppableEvent = null; // will exist for all drags, even if create:false
              this.suppliedDragMeta = null;
              this.dragMeta = null;
              this.handleDragStart = function (ev) {
                  _this.dragMeta = _this.buildDragMeta(ev.subjectEl);
              };
              this.handleHitUpdate = function (hit, isFinal, ev) {
                  var dragging = _this.hitDragging.dragging;
                  var receivingContext = null;
                  var droppableEvent = null;
                  var isInvalid = false;
                  var interaction = {
                      affectedEvents: common.createEmptyEventStore(),
                      mutatedEvents: common.createEmptyEventStore(),
                      isEvent: _this.dragMeta.create,
                  };
                  if (hit) {
                      receivingContext = hit.context;
                      if (_this.canDropElOnCalendar(ev.subjectEl, receivingContext)) {
                          droppableEvent = computeEventForDateSpan(hit.dateSpan, _this.dragMeta, receivingContext);
                          interaction.mutatedEvents = common.eventTupleToStore(droppableEvent);
                          isInvalid = !common.isInteractionValid(interaction, hit.dateProfile, receivingContext);
                          if (isInvalid) {
                              interaction.mutatedEvents = common.createEmptyEventStore();
                              droppableEvent = null;
                          }
                      }
                  }
                  _this.displayDrag(receivingContext, interaction);
                  // show mirror if no already-rendered mirror element OR if we are shutting down the mirror (?)
                  // TODO: wish we could somehow wait for dispatch to guarantee render
                  dragging.setMirrorIsVisible(isFinal || !droppableEvent || !document.querySelector('.fc-event-mirror'));
                  if (!isInvalid) {
                      common.enableCursor();
                  }
                  else {
                      common.disableCursor();
                  }
                  if (!isFinal) {
                      dragging.setMirrorNeedsRevert(!droppableEvent);
                      _this.receivingContext = receivingContext;
                      _this.droppableEvent = droppableEvent;
                  }
              };
              this.handleDragEnd = function (pev) {
                  var _a = _this, receivingContext = _a.receivingContext, droppableEvent = _a.droppableEvent;
                  _this.clearDrag();
                  if (receivingContext && droppableEvent) {
                      var finalHit = _this.hitDragging.finalHit;
                      var finalView = finalHit.context.viewApi;
                      var dragMeta = _this.dragMeta;
                      receivingContext.emitter.trigger('drop', __assign(__assign({}, buildDatePointApiWithContext(finalHit.dateSpan, receivingContext)), { draggedEl: pev.subjectEl, jsEvent: pev.origEvent, view: finalView }));
                      if (dragMeta.create) {
                          var addingEvents_1 = common.eventTupleToStore(droppableEvent);
                          receivingContext.dispatch({
                              type: 'MERGE_EVENTS',
                              eventStore: addingEvents_1,
                          });
                          if (pev.isTouch) {
                              receivingContext.dispatch({
                                  type: 'SELECT_EVENT',
                                  eventInstanceId: droppableEvent.instance.instanceId,
                              });
                          }
                          // signal that an external event landed
                          receivingContext.emitter.trigger('eventReceive', {
                              event: new common.EventApi(receivingContext, droppableEvent.def, droppableEvent.instance),
                              relatedEvents: [],
                              revert: function () {
                                  receivingContext.dispatch({
                                      type: 'REMOVE_EVENTS',
                                      eventStore: addingEvents_1,
                                  });
                              },
                              draggedEl: pev.subjectEl,
                              view: finalView,
                          });
                      }
                  }
                  _this.receivingContext = null;
                  _this.droppableEvent = null;
              };
              var hitDragging = this.hitDragging = new HitDragging(dragging, common.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 common.parseDragMeta(this.suppliedDragMeta);
              }
              if (typeof this.suppliedDragMeta === 'function') {
                  return common.parseDragMeta(this.suppliedDragMeta(subjectEl));
              }
              return getDragMetaFromEl(subjectEl);
          };
          ExternalElementDragging.prototype.displayDrag = function (nextContext, state) {
              var prevContext = this.receivingContext;
              if (prevContext && prevContext !== nextContext) {
                  prevContext.dispatch({ type: 'UNSET_EVENT_DRAG' });
              }
              if (nextContext) {
                  nextContext.dispatch({ type: 'SET_EVENT_DRAG', state: state });
              }
          };
          ExternalElementDragging.prototype.clearDrag = function () {
              if (this.receivingContext) {
                  this.receivingContext.dispatch({ type: 'UNSET_EVENT_DRAG' });
              }
          };
          ExternalElementDragging.prototype.canDropElOnCalendar = function (el, receivingContext) {
              var dropAccept = receivingContext.options.dropAccept;
              if (typeof dropAccept === 'function') {
                  return dropAccept.call(receivingContext.calendarApi, el);
              }
              if (typeof dropAccept === 'string' && dropAccept) {
                  return Boolean(common.elementMatches(el, dropAccept));
              }
              return true;
          };
          return ExternalElementDragging;
      }());
      // Utils for computing event store from the DragMeta
      // ----------------------------------------------------------------------------------------------------
      function computeEventForDateSpan(dateSpan, dragMeta, context) {
          var defProps = __assign({}, dragMeta.leftoverProps);
          for (var _i = 0, _a = context.pluginHooks.externalDefTransforms; _i < _a.length; _i++) {
              var transform = _a[_i];
              __assign(defProps, transform(dateSpan, dragMeta));
          }
          var _b = common.refineEventDef(defProps, context), refined = _b.refined, extra = _b.extra;
          var def = common.parseEventDef(refined, extra, dragMeta.sourceId, dateSpan.allDay, context.options.forceEventDuration || Boolean(dragMeta.duration), // hasEnd
          context);
          var start = dateSpan.range.start;
          // only rely on time info if drop zone is all-day,
          // otherwise, we already know the time
          if (dateSpan.allDay && dragMeta.startTime) {
              start = context.dateEnv.add(start, dragMeta.startTime);
          }
          var end = dragMeta.duration ?
              context.dateEnv.add(start, dragMeta.duration) :
              common.getDefaultEventEnd(dateSpan.allDay, start, context);
          var instance = common.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 common.parseDragMeta(obj);
      }
      common.config.dataAttrPrefix = '';
      function getEmbeddedElData(el, name) {
          var prefix = common.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 : common.BASE_OPTION_DEFAULTS.eventDragMinDistance);
                  dragging.delay =
                      ev.isTouch ? // TODO: eventually read eventLongPressDelay instead vvv
                          (longPressDelay != null ? longPressDelay : common.BASE_OPTION_DEFAULTS.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-event-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); // eslint-disable-line no-new
          }
          ExternalDraggable.prototype.destroy = function () {
              this.dragging.destroy();
          };
          return ExternalDraggable;
      }());
  
      /*
      Detects when a *THIRD-PARTY* drag-n-drop system interacts with elements.
      The third-party system is responsible for drawing the visuals effects of the drag.
      This class simply monitors for pointer movements and fires events.
      It also has the ability to hide the moving element (the "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
                      // TODO: somehow query FullCalendars WITHIN shadow-roots
                      ? document.querySelector(this.mirrorSelector)
                      : null;
                  if (mirrorEl) {
                      this.currentMirrorEl = mirrorEl;
                      mirrorEl.style.visibility = 'hidden';
                  }
              }
          };
          return InferredElementDragging;
      }(common.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); // eslint-disable-line no-new
          }
          ThirdPartyDraggable.prototype.destroy = function () {
              this.dragging.destroy();
          };
          return ThirdPartyDraggable;
      }());
  
      var plugin = common.createPlugin({
          componentInteractions: [DateClicking, DateSelecting, EventDragging, EventResizing],
          calendarInteractions: [UnselectAuto],
          elementDraggingImpl: FeaturefulElementDragging,
          optionRefiners: OPTION_REFINERS,
          listenerRefiners: LISTENER_REFINERS,
      });
  
      common.globalPlugins.push(plugin);
  
      exports.Draggable = ExternalDraggable;
      exports.FeaturefulElementDragging = FeaturefulElementDragging;
      exports.PointerDragging = PointerDragging;
      exports.ThirdPartyDraggable = ThirdPartyDraggable;
      exports.default = plugin;
  
      Object.defineProperty(exports, '__esModule', { value: true });
  
      return exports;
  
  }({}, FullCalendar));
  