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(function(global,factory){typeof exports==="object"&&typeof module!=="undefined"?module.exports=factory():typeof define==="function"&&define.amd?define(factory):(global=global||self,global.Sortable=factory())})(this,function(){"use strict";function ownKeys(object,enumerableOnly){var keys=Object.keys(object);if(Object.getOwnPropertySymbols){var symbols=Object.getOwnPropertySymbols(object);if(enumerableOnly){symbols=symbols.filter(function(sym){return Object.getOwnPropertyDescriptor(object,sym).enumerable})}keys.push.apply(keys,symbols)}return keys}function _objectSpread2(target){for(var i=1;i<arguments.length;i++){var source=arguments[i]!=null?arguments[i]:{};if(i%2){ownKeys(Object(source),true).forEach(function(key){_defineProperty(target,key,source[key])})}else if(Object.getOwnPropertyDescriptors){Object.defineProperties(target,Object.getOwnPropertyDescriptors(source))}else{ownKeys(Object(source)).forEach(function(key){Object.defineProperty(target,key,Object.getOwnPropertyDescriptor(source,key))})}}return target}function _typeof(obj){"@babel/helpers - typeof";if(typeof Symbol==="function"&&typeof Symbol.iterator==="symbol"){_typeof=function(obj){return typeof obj}}else{_typeof=function(obj){return obj&&typeof Symbol==="function"&&obj.constructor===Symbol&&obj!==Symbol.prototype?"symbol":typeof obj}}return _typeof(obj)}function _defineProperty(obj,key,value){if(key in obj){Object.defineProperty(obj,key,{value:value,enumerable:true,configurable:true,writable:true})}else{obj[key]=value}return obj}function _extends(){_extends=Object.assign||function(target){for(var i=1;i<arguments.length;i++){var source=arguments[i];for(var key in source){if(Object.prototype.hasOwnProperty.call(source,key)){target[key]=source[key]}}}return target};return _extends.apply(this,arguments)}function _objectWithoutPropertiesLoose(source,excluded){if(source==null)return{};var target={};var sourceKeys=Object.keys(source);var key,i;for(i=0;i<sourceKeys.length;i++){key=sourceKeys[i];if(excluded.indexOf(key)>=0)continue;target[key]=source[key]}return target}function _objectWithoutProperties(source,excluded){if(source==null)return{};var target=_objectWithoutPropertiesLoose(source,excluded);var key,i;if(Object.getOwnPropertySymbols){var sourceSymbolKeys=Object.getOwnPropertySymbols(source);for(i=0;i<sourceSymbolKeys.length;i++){key=sourceSymbolKeys[i];if(excluded.indexOf(key)>=0)continue;if(!Object.prototype.propertyIsEnumerable.call(source,key))continue;target[key]=source[key]}}return target}function _toConsumableArray(arr){return _arrayWithoutHoles(arr)||_iterableToArray(arr)||_unsupportedIterableToArray(arr)||_nonIterableSpread()}function _arrayWithoutHoles(arr){if(Array.isArray(arr))return _arrayLikeToArray(arr)}function _iterableToArray(iter){if(typeof Symbol!=="undefined"&&iter[Symbol.iterator]!=null||iter["@@iterator"]!=null)return Array.from(iter)}function _unsupportedIterableToArray(o,minLen){if(!o)return;if(typeof o==="string")return _arrayLikeToArray(o,minLen);var n=Object.prototype.toString.call(o).slice(8,-1);if(n==="Object"&&o.constructor)n=o.constructor.name;if(n==="Map"||n==="Set")return Array.from(o);if(n==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n))return _arrayLikeToArray(o,minLen)}function _arrayLikeToArray(arr,len){if(len==null||len>arr.length)len=arr.length;for(var i=0,arr2=new Array(len);i<len;i++)arr2[i]=arr[i];return arr2}function _nonIterableSpread(){throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}var version="1.15.0";function userAgent(pattern){if(typeof window!=="undefined"&&window.navigator){return!!navigator.userAgent.match(pattern)}}var IE11OrLess=userAgent(/(?:Trident.*rv[ :]?11\.|msie|iemobile|Windows Phone)/i);var Edge=userAgent(/Edge/i);var FireFox=userAgent(/firefox/i);var Safari=userAgent(/safari/i)&&!userAgent(/chrome/i)&&!userAgent(/android/i);var IOS=userAgent(/iP(ad|od|hone)/i);var ChromeForAndroid=userAgent(/chrome/i)&&userAgent(/android/i);var captureMode={capture:false,passive:false};function on(el,event,fn){el.addEventListener(event,fn,!IE11OrLess&&captureMode)}function off(el,event,fn){el.removeEventListener(event,fn,!IE11OrLess&&captureMode)}function matches(el,selector){if(!selector)return;selector[0]===">"&&(selector=selector.substring(1));if(el){try{if(el.matches){return el.matches(selector)}else if(el.msMatchesSelector){return el.msMatchesSelector(selector)}else if(el.webkitMatchesSelector){return el.webkitMatchesSelector(selector)}}catch(_){return false}}return false}function getParentOrHost(el){return el.host&&el!==document&&el.host.nodeType?el.host:el.parentNode}function closest(el,selector,ctx,includeCTX){if(el){ctx=ctx||document;do{if(selector!=null&&(selector[0]===">"?el.parentNode===ctx&&matches(el,selector):matches(el,selector))||includeCTX&&el===ctx){return el}if(el===ctx)break}while(el=getParentOrHost(el))}return null}var R_SPACE=/\s+/g;function toggleClass(el,name,state){if(el&&name){if(el.classList){el.classList[state?"add":"remove"](name)}else{var className=(" "+el.className+" ").replace(R_SPACE," ").replace(" "+name+" "," ");el.className=(className+(state?" 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parent;if(parent===getWindowScrollingElement())break;parent=getParentAutoScrollElement(parent,false)}return false}function getChild(el,childNum,options,includeDragEl){var currentChild=0,i=0,children=el.children;while(i<children.length){if(children[i].style.display!=="none"&&children[i]!==Sortable.ghost&&(includeDragEl||children[i]!==Sortable.dragged)&&closest(children[i],options.draggable,el,false)){if(currentChild===childNum){return children[i]}currentChild++}i++}return null}function lastChild(el,selector){var last=el.lastElementChild;while(last&&(last===Sortable.ghost||css(last,"display")==="none"||selector&&!matches(last,selector))){last=last.previousElementSibling}return last||null}function index(el,selector){var index=0;if(!el||!el.parentNode){return-1}while(el=el.previousElementSibling){if(el.nodeName.toUpperCase()!=="TEMPLATE"&&el!==Sortable.clone&&(!selector||matches(el,selector))){index++}}return index}function getRelativeScrollOffset(el){var offsetLeft=0,offsetTop=0,winScroller=getWindowScrollingElement();if(el){do{var elMatrix=matrix(el),scaleX=elMatrix.a,scaleY=elMatrix.d;offsetLeft+=el.scrollLeft*scaleX;offsetTop+=el.scrollTop*scaleY}while(el!==winScroller&&(el=el.parentNode))}return[offsetLeft,offsetTop]}function indexOfObject(arr,obj){for(var i in arr){if(!arr.hasOwnProperty(i))continue;for(var key in obj){if(obj.hasOwnProperty(key)&&obj[key]===arr[i][key])return Number(i)}}return-1}function getParentAutoScrollElement(el,includeSelf){if(!el||!el.getBoundingClientRect)return getWindowScrollingElement();var elem=el;var gotSelf=false;do{if(elem.clientWidth<elem.scrollWidth||elem.clientHeight<elem.scrollHeight){var elemCSS=css(elem);if(elem.clientWidth<elem.scrollWidth&&(elemCSS.overflowX=="auto"||elemCSS.overflowX=="scroll")||elem.clientHeight<elem.scrollHeight&&(elemCSS.overflowY=="auto"||elemCSS.overflowY=="scroll")){if(!elem.getBoundingClientRect||elem===document.body)return getWindowScrollingElement();if(gotSelf||includeSelf)return elem;gotSelf=true}}}while(elem=elem.parentNode);return getWindowScrollingElement()}function extend(dst,src){if(dst&&src){for(var key in src){if(src.hasOwnProperty(key)){dst[key]=src[key]}}}return dst}function isRectEqual(rect1,rect2){return Math.round(rect1.top)===Math.round(rect2.top)&&Math.round(rect1.left)===Math.round(rect2.left)&&Math.round(rect1.height)===Math.round(rect2.height)&&Math.round(rect1.width)===Math.round(rect2.width)}var _throttleTimeout;function throttle(callback,ms){return function(){if(!_throttleTimeout){var args=arguments,_this=this;if(args.length===1){callback.call(_this,args[0])}else{callback.apply(_this,args)}_throttleTimeout=setTimeout(function(){_throttleTimeout=void 0},ms)}}}function cancelThrottle(){clearTimeout(_throttleTimeout);_throttleTimeout=void 0}function scrollBy(el,x,y){el.scrollLeft+=x;el.scrollTop+=y}function clone(el){var Polymer=window.Polymer;var $=window.jQuery||window.Zepto;if(Polymer&&Polymer.dom){return Polymer.dom(el).cloneNode(true)}else if($){return $(el).clone(true)[0]}else{return el.cloneNode(true)}}function setRect(el,rect){css(el,"position","absolute");css(el,"top",rect.top);css(el,"left",rect.left);css(el,"width",rect.width);css(el,"height",rect.height)}function unsetRect(el){css(el,"position","");css(el,"top","");css(el,"left","");css(el,"width","");css(el,"height","")}var expando="Sortable"+(new Date).getTime();function AnimationStateManager(){var animationStates=[],animationCallbackId;return{captureAnimationState:function captureAnimationState(){animationStates=[];if(!this.options.animation)return;var children=[].slice.call(this.el.children);children.forEach(function(child){if(css(child,"display")==="none"||child===Sortable.ghost)return;animationStates.push({target:child,rect:getRect(child)});var fromRect=_objectSpread2({},animationStates[animationStates.length-1].rect);if(child.thisAnimationDuration){var childMatrix=matrix(child,true);if(childMatrix){fromRect.top-=childMatrix.f;fromRect.left-=childMatrix.e}}child.fromRect=fromRect})},addAnimationState:function addAnimationState(state){animationStates.push(state)},removeAnimationState:function removeAnimationState(target){animationStates.splice(indexOfObject(animationStates,{target:target}),1)},animateAll:function animateAll(callback){var _this=this;if(!this.options.animation){clearTimeout(animationCallbackId);if(typeof callback==="function")callback();return}var animating=false,animationTime=0;animationStates.forEach(function(state){var time=0,target=state.target,fromRect=target.fromRect,toRect=getRect(target),prevFromRect=target.prevFromRect,prevToRect=target.prevToRect,animatingRect=state.rect,targetMatrix=matrix(target,true);if(targetMatrix){toRect.top-=targetMatrix.f;toRect.left-=targetMatrix.e}target.toRect=toRect;if(target.thisAnimationDuration){if(isRectEqual(prevFromRect,toRect)&&!isRectEqual(fromRect,toRect)&&(animatingRect.top-toRect.top)/(animatingRect.left-toRect.left)===(fromRect.top-toRect.top)/(fromRect.left-toRect.left)){time=calculateRealTime(animatingRect,prevFromRect,prevToRect,_this.options)}}if(!isRectEqual(toRect,fromRect)){target.prevFromRect=fromRect;target.prevToRect=toRect;if(!time){time=_this.options.animation}_this.animate(target,animatingRect,toRect,time)}if(time){animating=true;animationTime=Math.max(animationTime,time);clearTimeout(target.animationResetTimer);target.animationResetTimer=setTimeout(function(){target.animationTime=0;target.prevFromRect=null;target.fromRect=null;target.prevToRect=null;target.thisAnimationDuration=null},time);target.thisAnimationDuration=time}});clearTimeout(animationCallbackId);if(!animating){if(typeof callback==="function")callback()}else{animationCallbackId=setTimeout(function(){if(typeof callback==="function")callback()},animationTime)}animationStates=[]},animate:function animate(target,currentRect,toRect,duration){if(duration){css(target,"transition","");css(target,"transform","");var elMatrix=matrix(this.el),scaleX=elMatrix&&elMatrix.a,scaleY=elMatrix&&elMatrix.d,translateX=(currentRect.left-toRect.left)/(scaleX||1),translateY=(currentRect.top-toRect.top)/(scaleY||1);target.animatingX=!!translateX;target.animatingY=!!translateY;css(target,"transform","translate3d("+translateX+"px,"+translateY+"px,0)");this.forRepaintDummy=repaint(target);css(target,"transition","transform "+duration+"ms"+(this.options.easing?" 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plugin(sortable,el,sortable.options);initialized.sortable=sortable;initialized.options=sortable.options;sortable[pluginName]=initialized;_extends(defaults,initialized.defaults)});for(var option in sortable.options){if(!sortable.options.hasOwnProperty(option))continue;var modified=this.modifyOption(sortable,option,sortable.options[option]);if(typeof modified!=="undefined"){sortable.options[option]=modified}}},getEventProperties:function getEventProperties(name,sortable){var eventProperties={};plugins.forEach(function(plugin){if(typeof plugin.eventProperties!=="function")return;_extends(eventProperties,plugin.eventProperties.call(sortable[plugin.pluginName],name))});return eventProperties},modifyOption:function modifyOption(sortable,name,value){var modifiedValue;plugins.forEach(function(plugin){if(!sortable[plugin.pluginName])return;if(plugin.optionListeners&&typeof plugin.optionListeners[name]==="function"){modifiedValue=plugin.optionListeners[name].call(sortable[plugin.pluginName],value)}});return modifiedValue}};function dispatchEvent(_ref){var sortable=_ref.sortable,rootEl=_ref.rootEl,name=_ref.name,targetEl=_ref.targetEl,cloneEl=_ref.cloneEl,toEl=_ref.toEl,fromEl=_ref.fromEl,oldIndex=_ref.oldIndex,newIndex=_ref.newIndex,oldDraggableIndex=_ref.oldDraggableIndex,newDraggableIndex=_ref.newDraggableIndex,originalEvent=_ref.originalEvent,putSortable=_ref.putSortable,extraEventProperties=_ref.extraEventProperties;sortable=sortable||rootEl&&rootEl[expando];if(!sortable)return;var evt,options=sortable.options,onName="on"+name.charAt(0).toUpperCase()+name.substr(1);if(window.CustomEvent&&!IE11OrLess&&!Edge){evt=new 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_ref=arguments.length>2&&arguments[2]!==undefined?arguments[2]:{},originalEvent=_ref.evt,data=_objectWithoutProperties(_ref,_excluded);PluginManager.pluginEvent.bind(Sortable)(eventName,sortable,_objectSpread2({dragEl:dragEl,parentEl:parentEl,ghostEl:ghostEl,rootEl:rootEl,nextEl:nextEl,lastDownEl:lastDownEl,cloneEl:cloneEl,cloneHidden:cloneHidden,dragStarted:moved,putSortable:putSortable,activeSortable:Sortable.active,originalEvent:originalEvent,oldIndex:oldIndex,oldDraggableIndex:oldDraggableIndex,newIndex:newIndex,newDraggableIndex:newDraggableIndex,hideGhostForTarget:_hideGhostForTarget,unhideGhostForTarget:_unhideGhostForTarget,cloneNowHidden:function cloneNowHidden(){cloneHidden=true},cloneNowShown:function cloneNowShown(){cloneHidden=false},dispatchSortableEvent:function dispatchSortableEvent(name){_dispatchEvent({sortable:sortable,name:name,originalEvent:originalEvent})}},data))};function _dispatchEvent(info){dispatchEvent(_objectSpread2({putSortable:putSortable,cloneEl:cloneEl,targetEl:dragEl,rootEl:rootEl,oldIndex:oldIndex,oldDraggableIndex:oldDraggableIndex,newIndex:newIndex,newDraggableIndex:newDraggableIndex},info))}var dragEl,parentEl,ghostEl,rootEl,nextEl,lastDownEl,cloneEl,cloneHidden,oldIndex,newIndex,oldDraggableIndex,newDraggableIndex,activeGroup,putSortable,awaitingDragStarted=false,ignoreNextClick=false,sortables=[],tapEvt,touchEvt,lastDx,lastDy,tapDistanceLeft,tapDistanceTop,moved,lastTarget,lastDirection,pastFirstInvertThresh=false,isCircumstantialInvert=false,targetMoveDistance,ghostRelativeParent,ghostRelativeParentInitialScroll=[],_silent=false,savedInputChecked=[];var documentExists=typeof document!=="undefined",PositionGhostAbsolutely=IOS,CSSFloatProperty=Edge||IE11OrLess?"cssFloat":"float",supportDraggable=documentExists&&!ChromeForAndroid&&!IOS&&"draggable"in 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elCSS.flexDirection==="column"||elCSS.flexDirection==="column-reverse"?"vertical":"horizontal"}if(elCSS.display==="grid"){return elCSS.gridTemplateColumns.split(" ").length<=1?"vertical":"horizontal"}if(child1&&firstChildCSS["float"]&&firstChildCSS["float"]!=="none"){var touchingSideChild2=firstChildCSS["float"]==="left"?"left":"right";return child2&&(secondChildCSS.clear==="both"||secondChildCSS.clear===touchingSideChild2)?"vertical":"horizontal"}return child1&&(firstChildCSS.display==="block"||firstChildCSS.display==="flex"||firstChildCSS.display==="table"||firstChildCSS.display==="grid"||firstChildWidth>=elWidth&&elCSS[CSSFloatProperty]==="none"||child2&&elCSS[CSSFloatProperty]==="none"&&firstChildWidth+secondChildWidth>elWidth)?"vertical":"horizontal"},_dragElInRowColumn=function _dragElInRowColumn(dragRect,targetRect,vertical){var dragElS1Opp=vertical?dragRect.left:dragRect.top,dragElS2Opp=vertical?dragRect.right:dragRect.bottom,dragElOppLength=vertical?dragRect.width:dragRect.height,targetS1Opp=vertical?targetRect.left:targetRect.top,targetS2Opp=vertical?targetRect.right:targetRect.bottom,targetOppLength=vertical?targetRect.width:targetRect.height;return dragElS1Opp===targetS1Opp||dragElS2Opp===targetS2Opp||dragElS1Opp+dragElOppLength/2===targetS1Opp+targetOppLength/2},_detectNearestEmptySortable=function _detectNearestEmptySortable(x,y){var ret;sortables.some(function(sortable){var threshold=sortable[expando].options.emptyInsertThreshold;if(!threshold||lastChild(sortable))return;var rect=getRect(sortable),insideHorizontally=x>=rect.left-threshold&&x<=rect.right+threshold,insideVertically=y>=rect.top-threshold&&y<=rect.bottom+threshold;if(insideHorizontally&&insideVertically){return ret=sortable}});return ret},_prepareGroup=function _prepareGroup(options){function toFn(value,pull){return function(to,from,dragEl,evt){var sameGroup=to.options.group.name&&from.options.group.name&&to.options.group.name===from.options.group.name;if(value==null&&(pull||sameGroup)){return true}else if(value==null||value===false){return false}else if(pull&&value==="clone"){return value}else if(typeof value==="function"){return toFn(value(to,from,dragEl,evt),pull)(to,from,dragEl,evt)}else{var otherGroup=(pull?to:from).options.group.name;return value===true||typeof value==="string"&&value===otherGroup||value.join&&value.indexOf(otherGroup)>-1}}}var group={};var originalGroup=options.group;if(!originalGroup||_typeof(originalGroup)!="object"){originalGroup={name:originalGroup}}group.name=originalGroup.name;group.checkPull=toFn(originalGroup.pull,true);group.checkPut=toFn(originalGroup.put);group.revertClone=originalGroup.revertClone;options.group=group},_hideGhostForTarget=function _hideGhostForTarget(){if(!supportCssPointerEvents&&ghostEl){css(ghostEl,"display","none")}},_unhideGhostForTarget=function _unhideGhostForTarget(){if(!supportCssPointerEvents&&ghostEl){css(ghostEl,"display","")}};if(documentExists&&!ChromeForAndroid){document.addEventListener("click",function(evt){if(ignoreNextClick){evt.preventDefault();evt.stopPropagation&&evt.stopPropagation();evt.stopImmediatePropagation&&evt.stopImmediatePropagation();ignoreNextClick=false;return false}},true)}var nearestEmptyInsertDetectEvent=function nearestEmptyInsertDetectEvent(evt){if(dragEl){evt=evt.touches?evt.touches[0]:evt;var nearest=_detectNearestEmptySortable(evt.clientX,evt.clientY);if(nearest){var event={};for(var i in evt){if(evt.hasOwnProperty(i)){event[i]=evt[i]}}event.target=event.rootEl=nearest;event.preventDefault=void 0;event.stopPropagation=void 0;nearest[expando]._onDragOver(event)}}};var _checkOutsideTargetEl=function _checkOutsideTargetEl(evt){if(dragEl){dragEl.parentNode[expando]._isOutsideThisEl(evt.target)}};function Sortable(el,options){if(!(el&&el.nodeType&&el.nodeType===1)){throw"Sortable: `el` must be an HTMLElement, not ".concat({}.toString.call(el))}this.el=el;this.options=options=_extends({},options);el[expando]=this;var defaults={group:null,sort:true,disabled:false,store:null,handle:null,draggable:/^[uo]l$/i.test(el.nodeName)?">li":">*",swapThreshold:1,invertSwap:false,invertedSwapThreshold:null,removeCloneOnHide:true,direction:function direction(){return _detectDirection(el,this.options)},ghostClass:"sortable-ghost",chosenClass:"sortable-chosen",dragClass:"sortable-drag",ignore:"a, img",filter:null,preventOnFilter:true,animation:0,easing:null,setData:function setData(dataTransfer,dragEl){dataTransfer.setData("Text",dragEl.textContent)},dropBubble:false,dragoverBubble:false,dataIdAttr:"data-id",delay:0,delayOnTouchOnly:false,touchStartThreshold:(Number.parseInt?Number:window).parseInt(window.devicePixelRatio,10)||1,forceFallback:false,fallbackClass:"sortable-fallback",fallbackOnBody:false,fallbackTolerance:0,fallbackOffset:{x:0,y:0},supportPointer:Sortable.supportPointer!==false&&"PointerEvent"in window&&!Safari,emptyInsertThreshold:5};PluginManager.initializePlugins(this,el,defaults);for(var name in defaults){!(name in options)&&(options[name]=defaults[name])}_prepareGroup(options);for(var fn in this){if(fn.charAt(0)==="_"&&typeof this[fn]==="function"){this[fn]=this[fn].bind(this)}}this.nativeDraggable=options.forceFallback?false:supportDraggable;if(this.nativeDraggable){this.options.touchStartThreshold=1}if(options.supportPointer){on(el,"pointerdown",this._onTapStart)}else{on(el,"mousedown",this._onTapStart);on(el,"touchstart",this._onTapStart)}if(this.nativeDraggable){on(el,"dragover",this);on(el,"dragenter",this)}sortables.push(this.el);options.store&&options.store.get&&this.sort(options.store.get(this)||[]);_extends(this,AnimationStateManager())}Sortable.prototype={constructor:Sortable,_isOutsideThisEl:function _isOutsideThisEl(target){if(!this.el.contains(target)&&target!==this.el){lastTarget=null}},_getDirection:function _getDirection(evt,target){return typeof this.options.direction==="function"?this.options.direction.call(this,evt,target,dragEl):this.options.direction},_onTapStart:function _onTapStart(evt){if(!evt.cancelable)return;var _this=this,el=this.el,options=this.options,preventOnFilter=options.preventOnFilter,type=evt.type,touch=evt.touches&&evt.touches[0]||evt.pointerType&&evt.pointerType==="touch"&&evt,target=(touch||evt).target,originalTarget=evt.target.shadowRoot&&(evt.path&&evt.path[0]||evt.composedPath&&evt.composedPath()[0])||target,filter=options.filter;_saveInputCheckedState(el);if(dragEl){return}if(/mousedown|pointerdown/.test(type)&&evt.button!==0||options.disabled){return}if(originalTarget.isContentEditable){return}if(!this.nativeDraggable&&Safari&&target&&target.tagName.toUpperCase()==="SELECT"){return}target=closest(target,options.draggable,el,false);if(target&&target.animated){return}if(lastDownEl===target){return}oldIndex=index(target);oldDraggableIndex=index(target,options.draggable);if(typeof filter==="function"){if(filter.call(this,evt,target,this)){_dispatchEvent({sortable:_this,rootEl:originalTarget,name:"filter",targetEl:target,toEl:el,fromEl:el});pluginEvent("filter",_this,{evt:evt});preventOnFilter&&evt.cancelable&&evt.preventDefault();return}}else if(filter){filter=filter.split(",").some(function(criteria){criteria=closest(originalTarget,criteria.trim(),el,false);if(criteria){_dispatchEvent({sortable:_this,rootEl:criteria,name:"filter",targetEl:target,fromEl:el,toEl:el});pluginEvent("filter",_this,{evt:evt});return true}});if(filter){preventOnFilter&&evt.cancelable&&evt.preventDefault();return}}if(options.handle&&!closest(originalTarget,options.handle,el,false)){return}this._prepareDragStart(evt,touch,target)},_prepareDragStart:function _prepareDragStart(evt,touch,target){var _this=this,el=_this.el,options=_this.options,ownerDocument=el.ownerDocument,dragStartFn;if(target&&!dragEl&&target.parentNode===el){var dragRect=getRect(target);rootEl=el;dragEl=target;parentEl=dragEl.parentNode;nextEl=dragEl.nextSibling;lastDownEl=target;activeGroup=options.group;Sortable.dragged=dragEl;tapEvt={target:dragEl,clientX:(touch||evt).clientX,clientY:(touch||evt).clientY};tapDistanceLeft=tapEvt.clientX-dragRect.left;tapDistanceTop=tapEvt.clientY-dragRect.top;this._lastX=(touch||evt).clientX;this._lastY=(touch||evt).clientY;dragEl.style["will-change"]="all";dragStartFn=function dragStartFn(){pluginEvent("delayEnded",_this,{evt:evt});if(Sortable.eventCanceled){_this._onDrop();return}_this._disableDelayedDragEvents();if(!FireFox&&_this.nativeDraggable){dragEl.draggable=true}_this._triggerDragStart(evt,touch);_dispatchEvent({sortable:_this,name:"choose",originalEvent:evt});toggleClass(dragEl,options.chosenClass,true)};options.ignore.split(",").forEach(function(criteria){find(dragEl,criteria.trim(),_disableDraggable)});on(ownerDocument,"dragover",nearestEmptyInsertDetectEvent);on(ownerDocument,"mousemove",nearestEmptyInsertDetectEvent);on(ownerDocument,"touchmove",nearestEmptyInsertDetectEvent);on(ownerDocument,"mouseup",_this._onDrop);on(ownerDocument,"touchend",_this._onDrop);on(ownerDocument,"touchcancel",_this._onDrop);if(FireFox&&this.nativeDraggable){this.options.touchStartThreshold=4;dragEl.draggable=true}pluginEvent("delayStart",this,{evt:evt});if(options.delay&&(!options.delayOnTouchOnly||touch)&&(!this.nativeDraggable||!(Edge||IE11OrLess))){if(Sortable.eventCanceled){this._onDrop();return}on(ownerDocument,"mouseup",_this._disableDelayedDrag);on(ownerDocument,"touchend",_this._disableDelayedDrag);on(ownerDocument,"touchcancel",_this._disableDelayedDrag);on(ownerDocument,"mousemove",_this._delayedDragTouchMoveHandler);on(ownerDocument,"touchmove",_this._delayedDragTouchMoveHandler);options.supportPointer&&on(ownerDocument,"pointermove",_this._delayedDragTouchMoveHandler);_this._dragStartTimer=setTimeout(dragStartFn,options.delay)}else{dragStartFn()}}},_delayedDragTouchMoveHandler:function _delayedDragTouchMoveHandler(e){var touch=e.touches?e.touches[0]:e;if(Math.max(Math.abs(touch.clientX-this._lastX),Math.abs(touch.clientY-this._lastY))>=Math.floor(this.options.touchStartThreshold/(this.nativeDraggable&&window.devicePixelRatio||1))){this._disableDelayedDrag()}},_disableDelayedDrag:function _disableDelayedDrag(){dragEl&&_disableDraggable(dragEl);clearTimeout(this._dragStartTimer);this._disableDelayedDragEvents()},_disableDelayedDragEvents:function _disableDelayedDragEvents(){var ownerDocument=this.el.ownerDocument;off(ownerDocument,"mouseup",this._disableDelayedDrag);off(ownerDocument,"touchend",this._disableDelayedDrag);off(ownerDocument,"touchcancel",this._disableDelayedDrag);off(ownerDocument,"mousemove",this._delayedDragTouchMoveHandler);off(ownerDocument,"touchmove",this._delayedDragTouchMoveHandler);off(ownerDocument,"pointermove",this._delayedDragTouchMoveHandler)},_triggerDragStart:function _triggerDragStart(evt,touch){touch=touch||evt.pointerType=="touch"&&evt;if(!this.nativeDraggable||touch){if(this.options.supportPointer){on(document,"pointermove",this._onTouchMove)}else if(touch){on(document,"touchmove",this._onTouchMove)}else{on(document,"mousemove",this._onTouchMove)}}else{on(dragEl,"dragend",this);on(rootEl,"dragstart",this._onDragStart)}try{if(document.selection){_nextTick(function(){document.selection.empty()})}else{window.getSelection().removeAllRanges()}}catch(err){}},_dragStarted:function _dragStarted(fallback,evt){awaitingDragStarted=false;if(rootEl&&dragEl){pluginEvent("dragStarted",this,{evt:evt});if(this.nativeDraggable){on(document,"dragover",_checkOutsideTargetEl)}var options=this.options;!fallback&&toggleClass(dragEl,options.dragClass,false);toggleClass(dragEl,options.ghostClass,true);Sortable.active=this;fallback&&this._appendGhost();_dispatchEvent({sortable:this,name:"start",originalEvent:evt})}else{this._nulling()}},_emulateDragOver:function _emulateDragOver(){if(touchEvt){this._lastX=touchEvt.clientX;this._lastY=touchEvt.clientY;_hideGhostForTarget();var target=document.elementFromPoint(touchEvt.clientX,touchEvt.clientY);var parent=target;while(target&&target.shadowRoot){target=target.shadowRoot.elementFromPoint(touchEvt.clientX,touchEvt.clientY);if(target===parent)break;parent=target}dragEl.parentNode[expando]._isOutsideThisEl(target);if(parent){do{if(parent[expando]){var inserted=void 0;inserted=parent[expando]._onDragOver({clientX:touchEvt.clientX,clientY:touchEvt.clientY,target:target,rootEl:parent});if(inserted&&!this.options.dragoverBubble){break}}target=parent}while(parent=parent.parentNode)}_unhideGhostForTarget()}},_onTouchMove:function _onTouchMove(evt){if(tapEvt){var options=this.options,fallbackTolerance=options.fallbackTolerance,fallbackOffset=options.fallbackOffset,touch=evt.touches?evt.touches[0]:evt,ghostMatrix=ghostEl&&matrix(ghostEl,true),scaleX=ghostEl&&ghostMatrix&&ghostMatrix.a,scaleY=ghostEl&&ghostMatrix&&ghostMatrix.d,relativeScrollOffset=PositionGhostAbsolutely&&ghostRelativeParent&&getRelativeScrollOffset(ghostRelativeParent),dx=(touch.clientX-tapEvt.clientX+fallbackOffset.x)/(scaleX||1)+(relativeScrollOffset?relativeScrollOffset[0]-ghostRelativeParentInitialScroll[0]:0)/(scaleX||1),dy=(touch.clientY-tapEvt.clientY+fallbackOffset.y)/(scaleY||1)+(relativeScrollOffset?relativeScrollOffset[1]-ghostRelativeParentInitialScroll[1]:0)/(scaleY||1);if(!Sortable.active&&!awaitingDragStarted){if(fallbackTolerance&&Math.max(Math.abs(touch.clientX-this._lastX),Math.abs(touch.clientY-this._lastY))<fallbackTolerance){return}this._onDragStart(evt,true)}if(ghostEl){if(ghostMatrix){ghostMatrix.e+=dx-(lastDx||0);ghostMatrix.f+=dy-(lastDy||0)}else{ghostMatrix={a:1,b:0,c:0,d:1,e:dx,f:dy}}var cssMatrix="matrix(".concat(ghostMatrix.a,",").concat(ghostMatrix.b,",").concat(ghostMatrix.c,",").concat(ghostMatrix.d,",").concat(ghostMatrix.e,",").concat(ghostMatrix.f,")");css(ghostEl,"webkitTransform",cssMatrix);css(ghostEl,"mozTransform",cssMatrix);css(ghostEl,"msTransform",cssMatrix);css(ghostEl,"transform",cssMatrix);lastDx=dx;lastDy=dy;touchEvt=touch}evt.cancelable&&evt.preventDefault()}},_appendGhost:function _appendGhost(){if(!ghostEl){var container=this.options.fallbackOnBody?document.body:rootEl,rect=getRect(dragEl,true,PositionGhostAbsolutely,true,container),options=this.options;if(PositionGhostAbsolutely){ghostRelativeParent=container;while(css(ghostRelativeParent,"position")==="static"&&css(ghostRelativeParent,"transform")==="none"&&ghostRelativeParent!==document){ghostRelativeParent=ghostRelativeParent.parentNode}if(ghostRelativeParent!==document.body&&ghostRelativeParent!==document.documentElement){if(ghostRelativeParent===document)ghostRelativeParent=getWindowScrollingElement();rect.top+=ghostRelativeParent.scrollTop;rect.left+=ghostRelativeParent.scrollLeft}else{ghostRelativeParent=getWindowScrollingElement()}ghostRelativeParentInitialScroll=getRelativeScrollOffset(ghostRelativeParent)}ghostEl=dragEl.cloneNode(true);toggleClass(ghostEl,options.ghostClass,false);toggleClass(ghostEl,options.fallbackClass,true);toggleClass(ghostEl,options.dragClass,true);css(ghostEl,"transition","");css(ghostEl,"transform","");css(ghostEl,"box-sizing","border-box");css(ghostEl,"margin",0);css(ghostEl,"top",rect.top);css(ghostEl,"left",rect.left);css(ghostEl,"width",rect.width);css(ghostEl,"height",rect.height);css(ghostEl,"opacity","0.8");css(ghostEl,"position",PositionGhostAbsolutely?"absolute":"fixed");css(ghostEl,"zIndex","100000");css(ghostEl,"pointerEvents","none");Sortable.ghost=ghostEl;container.appendChild(ghostEl);css(ghostEl,"transform-origin",tapDistanceLeft/parseInt(ghostEl.style.width)*100+"% "+tapDistanceTop/parseInt(ghostEl.style.height)*100+"%")}},_onDragStart:function _onDragStart(evt,fallback){var _this=this;var dataTransfer=evt.dataTransfer;var options=_this.options;pluginEvent("dragStart",this,{evt:evt});if(Sortable.eventCanceled){this._onDrop();return}pluginEvent("setupClone",this);if(!Sortable.eventCanceled){cloneEl=clone(dragEl);cloneEl.removeAttribute("id");cloneEl.draggable=false;cloneEl.style["will-change"]="";this._hideClone();toggleClass(cloneEl,this.options.chosenClass,false);Sortable.clone=cloneEl}_this.cloneId=_nextTick(function(){pluginEvent("clone",_this);if(Sortable.eventCanceled)return;if(!_this.options.removeCloneOnHide){rootEl.insertBefore(cloneEl,dragEl)}_this._hideClone();_dispatchEvent({sortable:_this,name:"clone"})});!fallback&&toggleClass(dragEl,options.dragClass,true);if(fallback){ignoreNextClick=true;_this._loopId=setInterval(_this._emulateDragOver,50)}else{off(document,"mouseup",_this._onDrop);off(document,"touchend",_this._onDrop);off(document,"touchcancel",_this._onDrop);if(dataTransfer){dataTransfer.effectAllowed="move";options.setData&&options.setData.call(_this,dataTransfer,dragEl)}on(document,"drop",_this);css(dragEl,"transform","translateZ(0)")}awaitingDragStarted=true;_this._dragStartId=_nextTick(_this._dragStarted.bind(_this,fallback,evt));on(document,"selectstart",_this);moved=true;if(Safari){css(document.body,"user-select","none")}},_onDragOver:function _onDragOver(evt){var el=this.el,target=evt.target,dragRect,targetRect,revert,options=this.options,group=options.group,activeSortable=Sortable.active,isOwner=activeGroup===group,canSort=options.sort,fromSortable=putSortable||activeSortable,vertical,_this=this,completedFired=false;if(_silent)return;function dragOverEvent(name,extra){pluginEvent(name,_this,_objectSpread2({evt:evt,isOwner:isOwner,axis:vertical?"vertical":"horizontal",revert:revert,dragRect:dragRect,targetRect:targetRect,canSort:canSort,fromSortable:fromSortable,target:target,completed:completed,onMove:function onMove(target,after){return _onMove(rootEl,el,dragEl,dragRect,target,getRect(target),evt,after)},changed:changed},extra))}function capture(){dragOverEvent("dragOverAnimationCapture");_this.captureAnimationState();if(_this!==fromSortable){fromSortable.captureAnimationState()}}function completed(insertion){dragOverEvent("dragOverCompleted",{insertion:insertion});if(insertion){if(isOwner){activeSortable._hideClone()}else{activeSortable._showClone(_this)}if(_this!==fromSortable){toggleClass(dragEl,putSortable?putSortable.options.ghostClass:activeSortable.options.ghostClass,false);toggleClass(dragEl,options.ghostClass,true)}if(putSortable!==_this&&_this!==Sortable.active){putSortable=_this}else if(_this===Sortable.active&&putSortable){putSortable=null}if(fromSortable===_this){_this._ignoreWhileAnimating=target}_this.animateAll(function(){dragOverEvent("dragOverAnimationComplete");_this._ignoreWhileAnimating=null});if(_this!==fromSortable){fromSortable.animateAll();fromSortable._ignoreWhileAnimating=null}}if(target===dragEl&&!dragEl.animated||target===el&&!target.animated){lastTarget=null}if(!options.dragoverBubble&&!evt.rootEl&&target!==document){dragEl.parentNode[expando]._isOutsideThisEl(evt.target);!insertion&&nearestEmptyInsertDetectEvent(evt)}!options.dragoverBubble&&evt.stopPropagation&&evt.stopPropagation();return completedFired=true}function changed(){newIndex=index(dragEl);newDraggableIndex=index(dragEl,options.draggable);_dispatchEvent({sortable:_this,name:"change",toEl:el,newIndex:newIndex,newDraggableIndex:newDraggableIndex,originalEvent:evt})}if(evt.preventDefault!==void 0){evt.cancelable&&evt.preventDefault()}target=closest(target,options.draggable,el,true);dragOverEvent("dragOver");if(Sortable.eventCanceled)return completedFired;if(dragEl.contains(evt.target)||target.animated&&target.animatingX&&target.animatingY||_this._ignoreWhileAnimating===target){return completed(false)}ignoreNextClick=false;if(activeSortable&&!options.disabled&&(isOwner?canSort||(revert=parentEl!==rootEl):putSortable===this||(this.lastPutMode=activeGroup.checkPull(this,activeSortable,dragEl,evt))&&group.checkPut(this,activeSortable,dragEl,evt))){vertical=this._getDirection(evt,target)==="vertical";dragRect=getRect(dragEl);dragOverEvent("dragOverValid");if(Sortable.eventCanceled)return completedFired;if(revert){parentEl=rootEl;capture();this._hideClone();dragOverEvent("revert");if(!Sortable.eventCanceled){if(nextEl){rootEl.insertBefore(dragEl,nextEl)}else{rootEl.appendChild(dragEl)}}return completed(true)}var elLastChild=lastChild(el,options.draggable);if(!elLastChild||_ghostIsLast(evt,vertical,this)&&!elLastChild.animated){if(elLastChild===dragEl){return completed(false)}if(elLastChild&&el===evt.target){target=elLastChild}if(target){targetRect=getRect(target)}if(_onMove(rootEl,el,dragEl,dragRect,target,targetRect,evt,!!target)!==false){capture();if(elLastChild&&elLastChild.nextSibling){el.insertBefore(dragEl,elLastChild.nextSibling)}else{el.appendChild(dragEl)}parentEl=el;changed();return completed(true)}}else if(elLastChild&&_ghostIsFirst(evt,vertical,this)){var firstChild=getChild(el,0,options,true);if(firstChild===dragEl){return completed(false)}target=firstChild;targetRect=getRect(target);if(_onMove(rootEl,el,dragEl,dragRect,target,targetRect,evt,false)!==false){capture();el.insertBefore(dragEl,firstChild);parentEl=el;changed();return completed(true)}}else if(target.parentNode===el){targetRect=getRect(target);var direction=0,targetBeforeFirstSwap,differentLevel=dragEl.parentNode!==el,differentRowCol=!_dragElInRowColumn(dragEl.animated&&dragEl.toRect||dragRect,target.animated&&target.toRect||targetRect,vertical),side1=vertical?"top":"left",scrolledPastTop=isScrolledPast(target,"top","top")||isScrolledPast(dragEl,"top","top"),scrollBefore=scrolledPastTop?scrolledPastTop.scrollTop:void 0;if(lastTarget!==target){targetBeforeFirstSwap=targetRect[side1];pastFirstInvertThresh=false;isCircumstantialInvert=!differentRowCol&&options.invertSwap||differentLevel}direction=_getSwapDirection(evt,target,targetRect,vertical,differentRowCol?1:options.swapThreshold,options.invertedSwapThreshold==null?options.swapThreshold:options.invertedSwapThreshold,isCircumstantialInvert,lastTarget===target);var sibling;if(direction!==0){var dragIndex=index(dragEl);do{dragIndex-=direction;sibling=parentEl.children[dragIndex]}while(sibling&&(css(sibling,"display")==="none"||sibling===ghostEl))}if(direction===0||sibling===target){return completed(false)}lastTarget=target;lastDirection=direction;var nextSibling=target.nextElementSibling,after=false;after=direction===1;var moveVector=_onMove(rootEl,el,dragEl,dragRect,target,targetRect,evt,after);if(moveVector!==false){if(moveVector===1||moveVector===-1){after=moveVector===1}_silent=true;setTimeout(_unsilent,30);capture();if(after&&!nextSibling){el.appendChild(dragEl)}else{target.parentNode.insertBefore(dragEl,after?nextSibling:target)}if(scrolledPastTop){scrollBy(scrolledPastTop,0,scrollBefore-scrolledPastTop.scrollTop)}parentEl=dragEl.parentNode;if(targetBeforeFirstSwap!==undefined&&!isCircumstantialInvert){targetMoveDistance=Math.abs(targetBeforeFirstSwap-getRect(target)[side1])}changed();return completed(true)}}if(el.contains(dragEl)){return completed(false)}}return false},_ignoreWhileAnimating:null,_offMoveEvents:function _offMoveEvents(){off(document,"mousemove",this._onTouchMove);off(document,"touchmove",this._onTouchMove);off(document,"pointermove",this._onTouchMove);off(document,"dragover",nearestEmptyInsertDetectEvent);off(document,"mousemove",nearestEmptyInsertDetectEvent);off(document,"touchmove",nearestEmptyInsertDetectEvent)},_offUpEvents:function _offUpEvents(){var ownerDocument=this.el.ownerDocument;off(ownerDocument,"mouseup",this._onDrop);off(ownerDocument,"touchend",this._onDrop);off(ownerDocument,"pointerup",this._onDrop);off(ownerDocument,"touchcancel",this._onDrop);off(document,"selectstart",this)},_onDrop:function _onDrop(evt){var el=this.el,options=this.options;newIndex=index(dragEl);newDraggableIndex=index(dragEl,options.draggable);pluginEvent("drop",this,{evt:evt});parentEl=dragEl&&dragEl.parentNode;newIndex=index(dragEl);newDraggableIndex=index(dragEl,options.draggable);if(Sortable.eventCanceled){this._nulling();return}awaitingDragStarted=false;isCircumstantialInvert=false;pastFirstInvertThresh=false;clearInterval(this._loopId);clearTimeout(this._dragStartTimer);_cancelNextTick(this.cloneId);_cancelNextTick(this._dragStartId);if(this.nativeDraggable){off(document,"drop",this);off(el,"dragstart",this._onDragStart)}this._offMoveEvents();this._offUpEvents();if(Safari){css(document.body,"user-select","")}css(dragEl,"transform","");if(evt){if(moved){evt.cancelable&&evt.preventDefault();!options.dropBubble&&evt.stopPropagation()}ghostEl&&ghostEl.parentNode&&ghostEl.parentNode.removeChild(ghostEl);if(rootEl===parentEl||putSortable&&putSortable.lastPutMode!=="clone"){cloneEl&&cloneEl.parentNode&&cloneEl.parentNode.removeChild(cloneEl)}if(dragEl){if(this.nativeDraggable){off(dragEl,"dragend",this)}_disableDraggable(dragEl);dragEl.style["will-change"]="";if(moved&&!awaitingDragStarted){toggleClass(dragEl,putSortable?putSortable.options.ghostClass:this.options.ghostClass,false)}toggleClass(dragEl,this.options.chosenClass,false);_dispatchEvent({sortable:this,name:"unchoose",toEl:parentEl,newIndex:null,newDraggableIndex:null,originalEvent:evt});if(rootEl!==parentEl){if(newIndex>=0){_dispatchEvent({rootEl:parentEl,name:"add",toEl:parentEl,fromEl:rootEl,originalEvent:evt});_dispatchEvent({sortable:this,name:"remove",toEl:parentEl,originalEvent:evt});_dispatchEvent({rootEl:parentEl,name:"sort",toEl:parentEl,fromEl:rootEl,originalEvent:evt});_dispatchEvent({sortable:this,name:"sort",toEl:parentEl,originalEvent:evt})}putSortable&&putSortable.save()}else{if(newIndex!==oldIndex){if(newIndex>=0){_dispatchEvent({sortable:this,name:"update",toEl:parentEl,originalEvent:evt});_dispatchEvent({sortable:this,name:"sort",toEl:parentEl,originalEvent:evt})}}}if(Sortable.active){if(newIndex==null||newIndex===-1){newIndex=oldIndex;newDraggableIndex=oldDraggableIndex}_dispatchEvent({sortable:this,name:"end",toEl:parentEl,originalEvent:evt});this.save()}}}this._nulling()},_nulling:function _nulling(){pluginEvent("nulling",this);rootEl=dragEl=parentEl=ghostEl=nextEl=cloneEl=lastDownEl=cloneHidden=tapEvt=touchEvt=moved=newIndex=newDraggableIndex=oldIndex=oldDraggableIndex=lastTarget=lastDirection=putSortable=activeGroup=Sortable.dragged=Sortable.ghost=Sortable.clone=Sortable.active=null;savedInputChecked.forEach(function(el){el.checked=true});savedInputChecked.length=lastDx=lastDy=0},handleEvent:function handleEvent(evt){switch(evt.type){case"drop":case"dragend":this._onDrop(evt);break;case"dragenter":case"dragover":if(dragEl){this._onDragOver(evt);_globalDragOver(evt)}break;case"selectstart":evt.preventDefault();break}},toArray:function toArray(){var order=[],el,children=this.el.children,i=0,n=children.length,options=this.options;for(;i<n;i++){el=children[i];if(closest(el,options.draggable,this.el,false)){order.push(el.getAttribute(options.dataIdAttr)||_generateId(el))}}return order},sort:function sort(order,useAnimation){var items={},rootEl=this.el;this.toArray().forEach(function(id,i){var el=rootEl.children[i];if(closest(el,this.options.draggable,rootEl,false)){items[id]=el}},this);useAnimation&&this.captureAnimationState();order.forEach(function(id){if(items[id]){rootEl.removeChild(items[id]);rootEl.appendChild(items[id])}});useAnimation&&this.animateAll()},save:function save(){var store=this.options.store;store&&store.set&&store.set(this)},closest:function closest$1(el,selector){return closest(el,selector||this.options.draggable,this.el,false)},option:function option(name,value){var options=this.options;if(value===void 0){return options[name]}else{var modifiedValue=PluginManager.modifyOption(this,name,value);if(typeof modifiedValue!=="undefined"){options[name]=modifiedValue}else{options[name]=value}if(name==="group"){_prepareGroup(options)}}},destroy:function destroy(){pluginEvent("destroy",this);var el=this.el;el[expando]=null;off(el,"mousedown",this._onTapStart);off(el,"touchstart",this._onTapStart);off(el,"pointerdown",this._onTapStart);if(this.nativeDraggable){off(el,"dragover",this);off(el,"dragenter",this)}Array.prototype.forEach.call(el.querySelectorAll("[draggable]"),function(el){el.removeAttribute("draggable")});this._onDrop();this._disableDelayedDragEvents();sortables.splice(sortables.indexOf(this.el),1);this.el=el=null},_hideClone:function _hideClone(){if(!cloneHidden){pluginEvent("hideClone",this);if(Sortable.eventCanceled)return;css(cloneEl,"display","none");if(this.options.removeCloneOnHide&&cloneEl.parentNode){cloneEl.parentNode.removeChild(cloneEl)}cloneHidden=true}},_showClone:function _showClone(putSortable){if(putSortable.lastPutMode!=="clone"){this._hideClone();return}if(cloneHidden){pluginEvent("showClone",this);if(Sortable.eventCanceled)return;if(dragEl.parentNode==rootEl&&!this.options.group.revertClone){rootEl.insertBefore(cloneEl,dragEl)}else if(nextEl){rootEl.insertBefore(cloneEl,nextEl)}else{rootEl.appendChild(cloneEl)}if(this.options.group.revertClone){this.animate(dragEl,cloneEl)}css(cloneEl,"display","");cloneHidden=false}}};function _globalDragOver(evt){if(evt.dataTransfer){evt.dataTransfer.dropEffect="move"}evt.cancelable&&evt.preventDefault()}function _onMove(fromEl,toEl,dragEl,dragRect,targetEl,targetRect,originalEvent,willInsertAfter){var evt,sortable=fromEl[expando],onMoveFn=sortable.options.onMove,retVal;if(window.CustomEvent&&!IE11OrLess&&!Edge){evt=new CustomEvent("move",{bubbles:true,cancelable:true})}else{evt=document.createEvent("Event");evt.initEvent("move",true,true)}evt.to=toEl;evt.from=fromEl;evt.dragged=dragEl;evt.draggedRect=dragRect;evt.related=targetEl||toEl;evt.relatedRect=targetRect||getRect(toEl);evt.willInsertAfter=willInsertAfter;evt.originalEvent=originalEvent;fromEl.dispatchEvent(evt);if(onMoveFn){retVal=onMoveFn.call(sortable,evt,originalEvent)}return retVal}function _disableDraggable(el){el.draggable=false}function _unsilent(){_silent=false}function _ghostIsFirst(evt,vertical,sortable){var rect=getRect(getChild(sortable.el,0,sortable.options,true));var spacer=10;return vertical?evt.clientX<rect.left-spacer||evt.clientY<rect.top&&evt.clientX<rect.right:evt.clientY<rect.top-spacer||evt.clientY<rect.bottom&&evt.clientX<rect.left}function _ghostIsLast(evt,vertical,sortable){var rect=getRect(lastChild(sortable.el,sortable.options.draggable));var spacer=10;return vertical?evt.clientX>rect.right+spacer||evt.clientX<=rect.right&&evt.clientY>rect.bottom&&evt.clientX>=rect.left:evt.clientX>rect.right&&evt.clientY>rect.top||evt.clientX<=rect.right&&evt.clientY>rect.bottom+spacer}function _getSwapDirection(evt,target,targetRect,vertical,swapThreshold,invertedSwapThreshold,invertSwap,isLastTarget){var mouseOnAxis=vertical?evt.clientY:evt.clientX,targetLength=vertical?targetRect.height:targetRect.width,targetS1=vertical?targetRect.top:targetRect.left,targetS2=vertical?targetRect.bottom:targetRect.right,invert=false;if(!invertSwap){if(isLastTarget&&targetMoveDistance<targetLength*swapThreshold){if(!pastFirstInvertThresh&&(lastDirection===1?mouseOnAxis>targetS1+targetLength*invertedSwapThreshold/2:mouseOnAxis<targetS2-targetLength*invertedSwapThreshold/2)){pastFirstInvertThresh=true}if(!pastFirstInvertThresh){if(lastDirection===1?mouseOnAxis<targetS1+targetMoveDistance:mouseOnAxis>targetS2-targetMoveDistance){return-lastDirection}}else{invert=true}}else{if(mouseOnAxis>targetS1+targetLength*(1-swapThreshold)/2&&mouseOnAxis<targetS2-targetLength*(1-swapThreshold)/2){return _getInsertDirection(target)}}}invert=invert||invertSwap;if(invert){if(mouseOnAxis<targetS1+targetLength*invertedSwapThreshold/2||mouseOnAxis>targetS2-targetLength*invertedSwapThreshold/2){return mouseOnAxis>targetS1+targetLength/2?1:-1}}return 0}function _getInsertDirection(target){if(index(dragEl)<index(target)){return 1}else{return-1}}function _generateId(el){var str=el.tagName+el.className+el.src+el.href+el.textContent,i=str.length,sum=0;while(i--){sum+=str.charCodeAt(i)}return sum.toString(36)}function _saveInputCheckedState(root){savedInputChecked.length=0;var inputs=root.getElementsByTagName("input");var idx=inputs.length;while(idx--){var el=inputs[idx];el.checked&&savedInputChecked.push(el)}}function _nextTick(fn){return setTimeout(fn,0)}function _cancelNextTick(id){return clearTimeout(id)}if(documentExists){on(document,"touchmove",function(evt){if((Sortable.active||awaitingDragStarted)&&evt.cancelable){evt.preventDefault()}})}Sortable.utils={on:on,off:off,css:css,find:find,is:function is(el,selector){return!!closest(el,selector,el,false)},extend:extend,throttle:throttle,closest:closest,toggleClass:toggleClass,clone:clone,index:index,nextTick:_nextTick,cancelNextTick:_cancelNextTick,detectDirection:_detectDirection,getChild:getChild};Sortable.get=function(element){return element[expando]};Sortable.mount=function(){for(var _len=arguments.length,plugins=new Array(_len),_key=0;_key<_len;_key++){plugins[_key]=arguments[_key]}if(plugins[0].constructor===Array)plugins=plugins[0];plugins.forEach(function(plugin){if(!plugin.prototype||!plugin.prototype.constructor){throw"Sortable: Mounted plugin must be a constructor function, not ".concat({}.toString.call(plugin))}if(plugin.utils)Sortable.utils=_objectSpread2(_objectSpread2({},Sortable.utils),plugin.utils);PluginManager.mount(plugin)})};Sortable.create=function(el,options){return new Sortable(el,options)};Sortable.version=version;var autoScrolls=[],scrollEl,scrollRootEl,scrolling=false,lastAutoScrollX,lastAutoScrollY,touchEvt$1,pointerElemChangedInterval;function AutoScrollPlugin(){function AutoScroll(){this.defaults={scroll:true,forceAutoScrollFallback:false,scrollSensitivity:30,scrollSpeed:10,bubbleScroll:true};for(var fn in this){if(fn.charAt(0)==="_"&&typeof this[fn]==="function"){this[fn]=this[fn].bind(this)}}}AutoScroll.prototype={dragStarted:function dragStarted(_ref){var originalEvent=_ref.originalEvent;if(this.sortable.nativeDraggable){on(document,"dragover",this._handleAutoScroll)}else{if(this.options.supportPointer){on(document,"pointermove",this._handleFallbackAutoScroll)}else if(originalEvent.touches){on(document,"touchmove",this._handleFallbackAutoScroll)}else{on(document,"mousemove",this._handleFallbackAutoScroll)}}},dragOverCompleted:function dragOverCompleted(_ref2){var originalEvent=_ref2.originalEvent;if(!this.options.dragOverBubble&&!originalEvent.rootEl){this._handleAutoScroll(originalEvent)}},drop:function drop(){if(this.sortable.nativeDraggable){off(document,"dragover",this._handleAutoScroll)}else{off(document,"pointermove",this._handleFallbackAutoScroll);off(document,"touchmove",this._handleFallbackAutoScroll);off(document,"mousemove",this._handleFallbackAutoScroll)}clearPointerElemChangedInterval();clearAutoScrolls();cancelThrottle()},nulling:function nulling(){touchEvt$1=scrollRootEl=scrollEl=scrolling=pointerElemChangedInterval=lastAutoScrollX=lastAutoScrollY=null;autoScrolls.length=0},_handleFallbackAutoScroll:function _handleFallbackAutoScroll(evt){this._handleAutoScroll(evt,true)},_handleAutoScroll:function _handleAutoScroll(evt,fallback){var _this=this;var x=(evt.touches?evt.touches[0]:evt).clientX,y=(evt.touches?evt.touches[0]:evt).clientY,elem=document.elementFromPoint(x,y);touchEvt$1=evt;if(fallback||this.options.forceAutoScrollFallback||Edge||IE11OrLess||Safari){autoScroll(evt,this.options,elem,fallback);var ogElemScroller=getParentAutoScrollElement(elem,true);if(scrolling&&(!pointerElemChangedInterval||x!==lastAutoScrollX||y!==lastAutoScrollY)){pointerElemChangedInterval&&clearPointerElemChangedInterval();pointerElemChangedInterval=setInterval(function(){var newElem=getParentAutoScrollElement(document.elementFromPoint(x,y),true);if(newElem!==ogElemScroller){ogElemScroller=newElem;clearAutoScrolls()}autoScroll(evt,_this.options,newElem,fallback)},10);lastAutoScrollX=x;lastAutoScrollY=y}}else{if(!this.options.bubbleScroll||getParentAutoScrollElement(elem,true)===getWindowScrollingElement()){clearAutoScrolls();return}autoScroll(evt,this.options,getParentAutoScrollElement(elem,false),false)}}};return _extends(AutoScroll,{pluginName:"scroll",initializeByDefault:true})}function clearAutoScrolls(){autoScrolls.forEach(function(autoScroll){clearInterval(autoScroll.pid)});autoScrolls=[]}function clearPointerElemChangedInterval(){clearInterval(pointerElemChangedInterval)}var autoScroll=throttle(function(evt,options,rootEl,isFallback){if(!options.scroll)return;var x=(evt.touches?evt.touches[0]:evt).clientX,y=(evt.touches?evt.touches[0]:evt).clientY,sens=options.scrollSensitivity,speed=options.scrollSpeed,winScroller=getWindowScrollingElement();var scrollThisInstance=false,scrollCustomFn;if(scrollRootEl!==rootEl){scrollRootEl=rootEl;clearAutoScrolls();scrollEl=options.scroll;scrollCustomFn=options.scrollFn;if(scrollEl===true){scrollEl=getParentAutoScrollElement(rootEl,true)}}var layersOut=0;var currentParent=scrollEl;do{var el=currentParent,rect=getRect(el),top=rect.top,bottom=rect.bottom,left=rect.left,right=rect.right,width=rect.width,height=rect.height,canScrollX=void 0,canScrollY=void 0,scrollWidth=el.scrollWidth,scrollHeight=el.scrollHeight,elCSS=css(el),scrollPosX=el.scrollLeft,scrollPosY=el.scrollTop;if(el===winScroller){canScrollX=width<scrollWidth&&(elCSS.overflowX==="auto"||elCSS.overflowX==="scroll"||elCSS.overflowX==="visible");canScrollY=height<scrollHeight&&(elCSS.overflowY==="auto"||elCSS.overflowY==="scroll"||elCSS.overflowY==="visible")}else{canScrollX=width<scrollWidth&&(elCSS.overflowX==="auto"||elCSS.overflowX==="scroll");canScrollY=height<scrollHeight&&(elCSS.overflowY==="auto"||elCSS.overflowY==="scroll")}var vx=canScrollX&&(Math.abs(right-x)<=sens&&scrollPosX+width<scrollWidth)-(Math.abs(left-x)<=sens&&!!scrollPosX);var vy=canScrollY&&(Math.abs(bottom-y)<=sens&&scrollPosY+height<scrollHeight)-(Math.abs(top-y)<=sens&&!!scrollPosY);if(!autoScrolls[layersOut]){for(var i=0;i<=layersOut;i++){if(!autoScrolls[i]){autoScrolls[i]={}}}}if(autoScrolls[layersOut].vx!=vx||autoScrolls[layersOut].vy!=vy||autoScrolls[layersOut].el!==el){autoScrolls[layersOut].el=el;autoScrolls[layersOut].vx=vx;autoScrolls[layersOut].vy=vy;clearInterval(autoScrolls[layersOut].pid);if(vx!=0||vy!=0){scrollThisInstance=true;autoScrolls[layersOut].pid=setInterval(function(){if(isFallback&&this.layer===0){Sortable.active._onTouchMove(touchEvt$1)}var scrollOffsetY=autoScrolls[this.layer].vy?autoScrolls[this.layer].vy*speed:0;var scrollOffsetX=autoScrolls[this.layer].vx?autoScrolls[this.layer].vx*speed:0;if(typeof scrollCustomFn==="function"){if(scrollCustomFn.call(Sortable.dragged.parentNode[expando],scrollOffsetX,scrollOffsetY,evt,touchEvt$1,autoScrolls[this.layer].el)!=="continue"){return}}scrollBy(autoScrolls[this.layer].el,scrollOffsetX,scrollOffsetY)}.bind({layer:layersOut}),24)}}layersOut++}while(options.bubbleScroll&¤tParent!==winScroller&&(currentParent=getParentAutoScrollElement(currentParent,false)));scrolling=scrollThisInstance},30);var drop=function drop(_ref){var originalEvent=_ref.originalEvent,putSortable=_ref.putSortable,dragEl=_ref.dragEl,activeSortable=_ref.activeSortable,dispatchSortableEvent=_ref.dispatchSortableEvent,hideGhostForTarget=_ref.hideGhostForTarget,unhideGhostForTarget=_ref.unhideGhostForTarget;if(!originalEvent)return;var toSortable=putSortable||activeSortable;hideGhostForTarget();var touch=originalEvent.changedTouches&&originalEvent.changedTouches.length?originalEvent.changedTouches[0]:originalEvent;var target=document.elementFromPoint(touch.clientX,touch.clientY);unhideGhostForTarget();if(toSortable&&!toSortable.el.contains(target)){dispatchSortableEvent("spill");this.onSpill({dragEl:dragEl,putSortable:putSortable})}};function Revert(){}Revert.prototype={startIndex:null,dragStart:function dragStart(_ref2){var oldDraggableIndex=_ref2.oldDraggableIndex;this.startIndex=oldDraggableIndex},onSpill:function onSpill(_ref3){var dragEl=_ref3.dragEl,putSortable=_ref3.putSortable;this.sortable.captureAnimationState();if(putSortable){putSortable.captureAnimationState()}var nextSibling=getChild(this.sortable.el,this.startIndex,this.options);if(nextSibling){this.sortable.el.insertBefore(dragEl,nextSibling)}else{this.sortable.el.appendChild(dragEl)}this.sortable.animateAll();if(putSortable){putSortable.animateAll()}},drop:drop};_extends(Revert,{pluginName:"revertOnSpill"});function Remove(){}Remove.prototype={onSpill:function onSpill(_ref4){var dragEl=_ref4.dragEl,putSortable=_ref4.putSortable;var parentSortable=putSortable||this.sortable;parentSortable.captureAnimationState();dragEl.parentNode&&dragEl.parentNode.removeChild(dragEl);parentSortable.animateAll()},drop:drop};_extends(Remove,{pluginName:"removeOnSpill"});var lastSwapEl;function SwapPlugin(){function Swap(){this.defaults={swapClass:"sortable-swap-highlight"}}Swap.prototype={dragStart:function dragStart(_ref){var dragEl=_ref.dragEl;lastSwapEl=dragEl},dragOverValid:function dragOverValid(_ref2){var completed=_ref2.completed,target=_ref2.target,onMove=_ref2.onMove,activeSortable=_ref2.activeSortable,changed=_ref2.changed,cancel=_ref2.cancel;if(!activeSortable.options.swap)return;var el=this.sortable.el,options=this.options;if(target&&target!==el){var prevSwapEl=lastSwapEl;if(onMove(target)!==false){toggleClass(target,options.swapClass,true);lastSwapEl=target}else{lastSwapEl=null}if(prevSwapEl&&prevSwapEl!==lastSwapEl){toggleClass(prevSwapEl,options.swapClass,false)}}changed();completed(true);cancel()},drop:function drop(_ref3){var activeSortable=_ref3.activeSortable,putSortable=_ref3.putSortable,dragEl=_ref3.dragEl;var toSortable=putSortable||this.sortable;var options=this.options;lastSwapEl&&toggleClass(lastSwapEl,options.swapClass,false);if(lastSwapEl&&(options.swap||putSortable&&putSortable.options.swap)){if(dragEl!==lastSwapEl){toSortable.captureAnimationState();if(toSortable!==activeSortable)activeSortable.captureAnimationState();swapNodes(dragEl,lastSwapEl);toSortable.animateAll();if(toSortable!==activeSortable)activeSortable.animateAll()}}},nulling:function nulling(){lastSwapEl=null}};return _extends(Swap,{pluginName:"swap",eventProperties:function eventProperties(){return{swapItem:lastSwapEl}}})}function swapNodes(n1,n2){var p1=n1.parentNode,p2=n2.parentNode,i1,i2;if(!p1||!p2||p1.isEqualNode(n2)||p2.isEqualNode(n1))return;i1=index(n1);i2=index(n2);if(p1.isEqualNode(p2)&&i1<i2){i2++}p1.insertBefore(n2,p1.children[i1]);p2.insertBefore(n1,p2.children[i2])}var multiDragElements=[],multiDragClones=[],lastMultiDragSelect,multiDragSortable,initialFolding=false,folding=false,dragStarted=false,dragEl$1,clonesFromRect,clonesHidden;function MultiDragPlugin(){function MultiDrag(sortable){for(var fn in this){if(fn.charAt(0)==="_"&&typeof this[fn]==="function"){this[fn]=this[fn].bind(this)}}if(!sortable.options.avoidImplicitDeselect){if(sortable.options.supportPointer){on(document,"pointerup",this._deselectMultiDrag)}else{on(document,"mouseup",this._deselectMultiDrag);on(document,"touchend",this._deselectMultiDrag)}}on(document,"keydown",this._checkKeyDown);on(document,"keyup",this._checkKeyUp);this.defaults={selectedClass:"sortable-selected",multiDragKey:null,avoidImplicitDeselect:false,setData:function setData(dataTransfer,dragEl){var data="";if(multiDragElements.length&&multiDragSortable===sortable){multiDragElements.forEach(function(multiDragElement,i){data+=(!i?"":", ")+multiDragElement.textContent})}else{data=dragEl.textContent}dataTransfer.setData("Text",data)}}}MultiDrag.prototype={multiDragKeyDown:false,isMultiDrag:false,delayStartGlobal:function delayStartGlobal(_ref){var dragged=_ref.dragEl;dragEl$1=dragged},delayEnded:function delayEnded(){this.isMultiDrag=~multiDragElements.indexOf(dragEl$1)},setupClone:function setupClone(_ref2){var sortable=_ref2.sortable,cancel=_ref2.cancel;if(!this.isMultiDrag)return;for(var i=0;i<multiDragElements.length;i++){multiDragClones.push(clone(multiDragElements[i]));multiDragClones[i].sortableIndex=multiDragElements[i].sortableIndex;multiDragClones[i].draggable=false;multiDragClones[i].style["will-change"]="";toggleClass(multiDragClones[i],this.options.selectedClass,false);multiDragElements[i]===dragEl$1&&toggleClass(multiDragClones[i],this.options.chosenClass,false)}sortable._hideClone();cancel()},clone:function clone(_ref3){var sortable=_ref3.sortable,rootEl=_ref3.rootEl,dispatchSortableEvent=_ref3.dispatchSortableEvent,cancel=_ref3.cancel;if(!this.isMultiDrag)return;if(!this.options.removeCloneOnHide){if(multiDragElements.length&&multiDragSortable===sortable){insertMultiDragClones(true,rootEl);dispatchSortableEvent("clone");cancel()}}},showClone:function showClone(_ref4){var cloneNowShown=_ref4.cloneNowShown,rootEl=_ref4.rootEl,cancel=_ref4.cancel;if(!this.isMultiDrag)return;insertMultiDragClones(false,rootEl);multiDragClones.forEach(function(clone){css(clone,"display","")});cloneNowShown();clonesHidden=false;cancel()},hideClone:function hideClone(_ref5){var _this=this;var sortable=_ref5.sortable,cloneNowHidden=_ref5.cloneNowHidden,cancel=_ref5.cancel;if(!this.isMultiDrag)return;multiDragClones.forEach(function(clone){css(clone,"display","none");if(_this.options.removeCloneOnHide&&clone.parentNode){clone.parentNode.removeChild(clone)}});cloneNowHidden();clonesHidden=true;cancel()},dragStartGlobal:function dragStartGlobal(_ref6){var sortable=_ref6.sortable;if(!this.isMultiDrag&&multiDragSortable){multiDragSortable.multiDrag._deselectMultiDrag()}multiDragElements.forEach(function(multiDragElement){multiDragElement.sortableIndex=index(multiDragElement)});multiDragElements=multiDragElements.sort(function(a,b){return a.sortableIndex-b.sortableIndex});dragStarted=true},dragStarted:function dragStarted(_ref7){var _this2=this;var sortable=_ref7.sortable;if(!this.isMultiDrag)return;if(this.options.sort){sortable.captureAnimationState();if(this.options.animation){multiDragElements.forEach(function(multiDragElement){if(multiDragElement===dragEl$1)return;css(multiDragElement,"position","absolute")});var dragRect=getRect(dragEl$1,false,true,true);multiDragElements.forEach(function(multiDragElement){if(multiDragElement===dragEl$1)return;setRect(multiDragElement,dragRect)});folding=true;initialFolding=true}}sortable.animateAll(function(){folding=false;initialFolding=false;if(_this2.options.animation){multiDragElements.forEach(function(multiDragElement){unsetRect(multiDragElement)})}if(_this2.options.sort){removeMultiDragElements()}})},dragOver:function dragOver(_ref8){var target=_ref8.target,completed=_ref8.completed,cancel=_ref8.cancel;if(folding&&~multiDragElements.indexOf(target)){completed(false);cancel()}},revert:function revert(_ref9){var fromSortable=_ref9.fromSortable,rootEl=_ref9.rootEl,sortable=_ref9.sortable,dragRect=_ref9.dragRect;if(multiDragElements.length>1){multiDragElements.forEach(function(multiDragElement){sortable.addAnimationState({target:multiDragElement,rect:folding?getRect(multiDragElement):dragRect});unsetRect(multiDragElement);multiDragElement.fromRect=dragRect;fromSortable.removeAnimationState(multiDragElement)});folding=false;insertMultiDragElements(!this.options.removeCloneOnHide,rootEl)}},dragOverCompleted:function dragOverCompleted(_ref10){var sortable=_ref10.sortable,isOwner=_ref10.isOwner,insertion=_ref10.insertion,activeSortable=_ref10.activeSortable,parentEl=_ref10.parentEl,putSortable=_ref10.putSortable;var options=this.options;if(insertion){if(isOwner){activeSortable._hideClone()}initialFolding=false;if(options.animation&&multiDragElements.length>1&&(folding||!isOwner&&!activeSortable.options.sort&&!putSortable)){var dragRectAbsolute=getRect(dragEl$1,false,true,true);multiDragElements.forEach(function(multiDragElement){if(multiDragElement===dragEl$1)return;setRect(multiDragElement,dragRectAbsolute);parentEl.appendChild(multiDragElement)});folding=true}if(!isOwner){if(!folding){removeMultiDragElements()}if(multiDragElements.length>1){var clonesHiddenBefore=clonesHidden;activeSortable._showClone(sortable);if(activeSortable.options.animation&&!clonesHidden&&clonesHiddenBefore){multiDragClones.forEach(function(clone){activeSortable.addAnimationState({target:clone,rect:clonesFromRect});clone.fromRect=clonesFromRect;clone.thisAnimationDuration=null})}}else{activeSortable._showClone(sortable)}}}},dragOverAnimationCapture:function dragOverAnimationCapture(_ref11){var dragRect=_ref11.dragRect,isOwner=_ref11.isOwner,activeSortable=_ref11.activeSortable;multiDragElements.forEach(function(multiDragElement){multiDragElement.thisAnimationDuration=null});if(activeSortable.options.animation&&!isOwner&&activeSortable.multiDrag.isMultiDrag){clonesFromRect=_extends({},dragRect);var dragMatrix=matrix(dragEl$1,true);clonesFromRect.top-=dragMatrix.f;clonesFromRect.left-=dragMatrix.e}},dragOverAnimationComplete:function dragOverAnimationComplete(){if(folding){folding=false;removeMultiDragElements()}},drop:function drop(_ref12){var evt=_ref12.originalEvent,rootEl=_ref12.rootEl,parentEl=_ref12.parentEl,sortable=_ref12.sortable,dispatchSortableEvent=_ref12.dispatchSortableEvent,oldIndex=_ref12.oldIndex,putSortable=_ref12.putSortable;var toSortable=putSortable||this.sortable;if(!evt)return;var options=this.options,children=parentEl.children;if(!dragStarted){if(options.multiDragKey&&!this.multiDragKeyDown){this._deselectMultiDrag()}toggleClass(dragEl$1,options.selectedClass,!~multiDragElements.indexOf(dragEl$1));if(!~multiDragElements.indexOf(dragEl$1)){multiDragElements.push(dragEl$1);dispatchEvent({sortable:sortable,rootEl:rootEl,name:"select",targetEl:dragEl$1,originalEvent:evt});if(evt.shiftKey&&lastMultiDragSelect&&sortable.el.contains(lastMultiDragSelect)){var lastIndex=index(lastMultiDragSelect),currentIndex=index(dragEl$1);if(~lastIndex&&~currentIndex&&lastIndex!==currentIndex){var n,i;if(currentIndex>lastIndex){i=lastIndex;n=currentIndex}else{i=currentIndex;n=lastIndex+1}for(;i<n;i++){if(~multiDragElements.indexOf(children[i]))continue;toggleClass(children[i],options.selectedClass,true);multiDragElements.push(children[i]);dispatchEvent({sortable:sortable,rootEl:rootEl,name:"select",targetEl:children[i],originalEvent:evt})}}}else{lastMultiDragSelect=dragEl$1}multiDragSortable=toSortable}else{multiDragElements.splice(multiDragElements.indexOf(dragEl$1),1);lastMultiDragSelect=null;dispatchEvent({sortable:sortable,rootEl:rootEl,name:"deselect",targetEl:dragEl$1,originalEvent:evt})}}if(dragStarted&&this.isMultiDrag){folding=false;if((parentEl[expando].options.sort||parentEl!==rootEl)&&multiDragElements.length>1){var dragRect=getRect(dragEl$1),multiDragIndex=index(dragEl$1,":not(."+this.options.selectedClass+")");if(!initialFolding&&options.animation)dragEl$1.thisAnimationDuration=null;toSortable.captureAnimationState();if(!initialFolding){if(options.animation){dragEl$1.fromRect=dragRect;multiDragElements.forEach(function(multiDragElement){multiDragElement.thisAnimationDuration=null;if(multiDragElement!==dragEl$1){var rect=folding?getRect(multiDragElement):dragRect;multiDragElement.fromRect=rect;toSortable.addAnimationState({target:multiDragElement,rect:rect})}})}removeMultiDragElements();multiDragElements.forEach(function(multiDragElement){if(children[multiDragIndex]){parentEl.insertBefore(multiDragElement,children[multiDragIndex])}else{parentEl.appendChild(multiDragElement)}multiDragIndex++});if(oldIndex===index(dragEl$1)){var update=false;multiDragElements.forEach(function(multiDragElement){if(multiDragElement.sortableIndex!==index(multiDragElement)){update=true;return}});if(update){dispatchSortableEvent("update")}}}multiDragElements.forEach(function(multiDragElement){unsetRect(multiDragElement)});toSortable.animateAll()}multiDragSortable=toSortable}if(rootEl===parentEl||putSortable&&putSortable.lastPutMode!=="clone"){multiDragClones.forEach(function(clone){clone.parentNode&&clone.parentNode.removeChild(clone)})}},nullingGlobal:function nullingGlobal(){this.isMultiDrag=dragStarted=false;multiDragClones.length=0},destroyGlobal:function destroyGlobal(){this._deselectMultiDrag();off(document,"pointerup",this._deselectMultiDrag);off(document,"mouseup",this._deselectMultiDrag);off(document,"touchend",this._deselectMultiDrag);off(document,"keydown",this._checkKeyDown);off(document,"keyup",this._checkKeyUp)},_deselectMultiDrag:function _deselectMultiDrag(evt){if(typeof dragStarted!=="undefined"&&dragStarted)return;if(multiDragSortable!==this.sortable)return;if(evt&&closest(evt.target,this.options.draggable,this.sortable.el,false))return;if(evt&&evt.button!==0)return;while(multiDragElements.length){var el=multiDragElements[0];toggleClass(el,this.options.selectedClass,false);multiDragElements.shift();dispatchEvent({sortable:this.sortable,rootEl:this.sortable.el,name:"deselect",targetEl:el,originalEvent:evt})}},_checkKeyDown:function _checkKeyDown(evt){if(evt.key===this.options.multiDragKey){this.multiDragKeyDown=true}},_checkKeyUp:function _checkKeyUp(evt){if(evt.key===this.options.multiDragKey){this.multiDragKeyDown=false}}};return _extends(MultiDrag,{pluginName:"multiDrag",utils:{select:function select(el){var sortable=el.parentNode[expando];if(!sortable||!sortable.options.multiDrag||~multiDragElements.indexOf(el))return;if(multiDragSortable&&multiDragSortable!==sortable){multiDragSortable.multiDrag._deselectMultiDrag();multiDragSortable=sortable}toggleClass(el,sortable.options.selectedClass,true);multiDragElements.push(el)},deselect:function deselect(el){var sortable=el.parentNode[expando],index=multiDragElements.indexOf(el);if(!sortable||!sortable.options.multiDrag||!~index)return;toggleClass(el,sortable.options.selectedClass,false);multiDragElements.splice(index,1)}},eventProperties:function eventProperties(){var _this3=this;var oldIndicies=[],newIndicies=[];multiDragElements.forEach(function(multiDragElement){oldIndicies.push({multiDragElement:multiDragElement,index:multiDragElement.sortableIndex});var newIndex;if(folding&&multiDragElement!==dragEl$1){newIndex=-1}else if(folding){newIndex=index(multiDragElement,":not(."+_this3.options.selectedClass+")")}else{newIndex=index(multiDragElement)}newIndicies.push({multiDragElement:multiDragElement,index:newIndex})});return{items:_toConsumableArray(multiDragElements),clones:[].concat(multiDragClones),oldIndicies:oldIndicies,newIndicies:newIndicies}},optionListeners:{multiDragKey:function multiDragKey(key){key=key.toLowerCase();if(key==="ctrl"){key="Control"}else if(key.length>1){key=key.charAt(0).toUpperCase()+key.substr(1)}return key}}})}function insertMultiDragElements(clonesInserted,rootEl){multiDragElements.forEach(function(multiDragElement,i){var target=rootEl.children[multiDragElement.sortableIndex+(clonesInserted?Number(i):0)];if(target){rootEl.insertBefore(multiDragElement,target)}else{rootEl.appendChild(multiDragElement)}})}function insertMultiDragClones(elementsInserted,rootEl){multiDragClones.forEach(function(clone,i){var target=rootEl.children[clone.sortableIndex+(elementsInserted?Number(i):0)];if(target){rootEl.insertBefore(clone,target)}else{rootEl.appendChild(clone)}})}function removeMultiDragElements(){multiDragElements.forEach(function(multiDragElement){if(multiDragElement===dragEl$1)return;multiDragElement.parentNode&&multiDragElement.parentNode.removeChild(multiDragElement)})}Sortable.mount(new AutoScrollPlugin);Sortable.mount(Remove,Revert);Sortable.mount(new SwapPlugin);Sortable.mount(new MultiDragPlugin);return Sortable});