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(function sortableModule(factory){"use strict";if(typeof define==="function"&&define.amd){define(factory)}else if(typeof module!="undefined"&&typeof module.exports!="undefined"){module.exports=factory()}else{window["Sortable"]=factory()}})(function sortableFactory(){"use strict";if(typeof window==="undefined"||!window.document){return function sortableError(){throw new Error("Sortable.js requires a window with a document")}}var dragEl,parentEl,ghostEl,cloneEl,rootEl,nextEl,lastDownEl,scrollEl,scrollParentEl,scrollCustomFn,oldIndex,newIndex,activeGroup,putSortable,autoScrolls=[],scrolling=false,awaitingDragStarted=false,ignoreNextClick=false,sortables=[],pointerElemChangedInterval,lastPointerElemX,lastPointerElemY,tapEvt,touchEvt,moved,lastTarget,lastDirection,pastFirstInvertThresh=false,isCircumstantialInvert=false,lastMode,targetMoveDistance,ghostRelativeParent,ghostRelativeParentInitialScroll=[],forRepaintDummy,realDragElRect,R_SPACE=/\s+/g,expando="Sortable"+(new Date).getTime(),win=window,document=win.document,parseInt=win.parseInt,setTimeout=win.setTimeout,$=win.jQuery||win.Zepto,Polymer=win.Polymer,captureMode={capture:false,passive:false},IE11OrLess=!!navigator.userAgent.match(/(?:Trident.*rv[ :]?11\.|msie|iemobile)/i),Edge=!!navigator.userAgent.match(/Edge/i),FireFox=!!navigator.userAgent.match(/firefox/i),Safari=!!(navigator.userAgent.match(/safari/i)&&!navigator.userAgent.match(/chrome/i)&&!navigator.userAgent.match(/android/i)),IOS=!!navigator.userAgent.match(/iP(ad|od|hone)/i),PositionGhostAbsolutely=IOS,CSSFloatProperty=Edge||IE11OrLess?"cssFloat":"float",supportDraggable="draggable"in document.createElement("div"),supportCssPointerEvents=function(){if(IE11OrLess){return false}var el=document.createElement("x");el.style.cssText="pointer-events:auto";return el.style.pointerEvents==="auto"}(),_silent=false,_alignedSilent=false,abs=Math.abs,min=Math.min,max=Math.max,savedInputChecked=[],_detectDirection=function(el,options){var elCSS=_css(el),elWidth=parseInt(elCSS.width)-parseInt(elCSS.paddingLeft)-parseInt(elCSS.paddingRight)-parseInt(elCSS.borderLeftWidth)-parseInt(elCSS.borderRightWidth),child1=_getChild(el,0,options),child2=_getChild(el,1,options),firstChildCSS=child1&&_css(child1),secondChildCSS=child2&&_css(child2),firstChildWidth=firstChildCSS&&parseInt(firstChildCSS.marginLeft)+parseInt(firstChildCSS.marginRight)+_getRect(child1).width,secondChildWidth=secondChildCSS&&parseInt(secondChildCSS.marginLeft)+parseInt(secondChildCSS.marginRight)+_getRect(child2).width;if(elCSS.display==="flex"){return 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!=="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"},_detectNearestEmptySortable=function(x,y){for(var i=0;i<sortables.length;i++){if(_lastChild(sortables[i]))continue;var rect=_getRect(sortables[i]),threshold=sortables[i][expando].options.emptyInsertThreshold,insideHorizontally=x>=rect.left-threshold&&x<=rect.right+threshold,insideVertically=y>=rect.top-threshold&&y<=rect.bottom+threshold;if(threshold&&insideHorizontally&&insideVertically){return sortables[i]}}},_isClientInRowColumn=function(x,y,el,axis,options){var targetRect=_getRect(el),targetS1Opp=axis==="vertical"?targetRect.left:targetRect.top,targetS2Opp=axis==="vertical"?targetRect.right:targetRect.bottom,mouseOnOppAxis=axis==="vertical"?x:y;return targetS1Opp<mouseOnOppAxis&&mouseOnOppAxis<targetS2Opp},_isElInRowColumn=function(el1,el2,axis){var el1Rect=el1===dragEl&&realDragElRect||_getRect(el1),el2Rect=el2===dragEl&&realDragElRect||_getRect(el2),el1S1Opp=axis==="vertical"?el1Rect.left:el1Rect.top,el1S2Opp=axis==="vertical"?el1Rect.right:el1Rect.bottom,el1OppLength=axis==="vertical"?el1Rect.width:el1Rect.height,el2S1Opp=axis==="vertical"?el2Rect.left:el2Rect.top,el2S2Opp=axis==="vertical"?el2Rect.right:el2Rect.bottom,el2OppLength=axis==="vertical"?el2Rect.width:el2Rect.height;return el1S1Opp===el2S1Opp||el1S2Opp===el2S2Opp||el1S1Opp+el1OppLength/2===el2S1Opp+el2OppLength/2},_getParentAutoScrollElement=function(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||!elem.getBoundingClientRect||elem===document.body)return _getWindowScrollingElement();if(gotSelf||includeSelf)return elem;gotSelf=true}}}while(elem=elem.parentNode);return _getWindowScrollingElement()},_getWindowScrollingElement=function(){if(IE11OrLess){return document.documentElement}else{return document.scrollingElement}},_scrollBy=function(el,x,y){el.scrollLeft+=x;el.scrollTop+=y},_autoScroll=_throttle(function(evt,options,rootEl,isFallback){if(options.scroll){var _this=rootEl?rootEl[expando]:window,sens=options.scrollSensitivity,speed=options.scrollSpeed,x=evt.clientX,y=evt.clientY,winScroller=_getWindowScrollingElement(),scrollThisInstance=false;if(scrollParentEl!==rootEl){_clearAutoScrolls();scrollEl=options.scroll;scrollCustomFn=options.scrollFn;if(scrollEl===true){scrollEl=_getParentAutoScrollElement(rootEl,true);scrollParentEl=scrollEl}}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,scrollWidth,scrollHeight,css,vx,vy,canScrollX,canScrollY,scrollPosX,scrollPosY;scrollWidth=el.scrollWidth;scrollHeight=el.scrollHeight;css=_css(el);scrollPosX=el.scrollLeft;scrollPosY=el.scrollTop;if(el===winScroller){canScrollX=width<scrollWidth&&(css.overflowX==="auto"||css.overflowX==="scroll"||css.overflowX==="visible");canScrollY=height<scrollHeight&&(css.overflowY==="auto"||css.overflowY==="scroll"||css.overflowY==="visible")}else{canScrollX=width<scrollWidth&&(css.overflowX==="auto"||css.overflowX==="scroll");canScrollY=height<scrollHeight&&(css.overflowY==="auto"||css.overflowY==="scroll")}vx=canScrollX&&(abs(right-x)<=sens&&scrollPosX+width<scrollWidth)-(abs(left-x)<=sens&&!!scrollPosX);vy=canScrollY&&(abs(bottom-y)<=sens&&scrollPosY+height<scrollHeight)-(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(el&&(vx!=0||vy!=0)){scrollThisInstance=true;autoScrolls[layersOut].pid=setInterval(function(){if(isFallback&&this.layer===0){Sortable.active._emulateDragOver(true);Sortable.active._onTouchMove(touchEvt,true)}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("function"===typeof scrollCustomFn){if(scrollCustomFn.call(_this,scrollOffsetX,scrollOffsetY,evt,touchEvt,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),_clearAutoScrolls=function(){autoScrolls.forEach(function(autoScroll){clearInterval(autoScroll.pid)});autoScrolls=[]},_prepareGroup=function(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},_checkAlignment=function(evt){if(!dragEl||!dragEl.parentNode)return;dragEl.parentNode[expando]&&dragEl.parentNode[expando]._computeIsAligned(evt)},_isTrueParentSortable=function(el,target){var trueParent=target;while(!trueParent[expando]){trueParent=trueParent.parentNode}return el===trueParent},_artificalBubble=function(sortable,originalEvt,method){var nextParent=sortable.parentNode;while(nextParent&&!nextParent[expando]){nextParent=nextParent.parentNode}if(nextParent){nextParent[expando][method](_extend(originalEvt,{artificialBubble:true}))}},_hideGhostForTarget=function(){if(!supportCssPointerEvents&&ghostEl){_css(ghostEl,"display","none")}},_unhideGhostForTarget=function(){if(!supportCssPointerEvents&&ghostEl){_css(ghostEl,"display","")}};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(evt){evt=evt.touches?evt.touches[0]:evt;if(dragEl){var nearest=_detectNearestEmptySortable(evt.clientX,evt.clientY);if(nearest){var event={};for(var i in evt){event[i]=evt[i]}event.target=event.rootEl=nearest;event.preventDefault=void 0;event.stopPropagation=void 0;nearest[expando]._onDragOver(event)}}};_on(document,"dragover",nearestEmptyInsertDetectEvent);_on(document,"mousemove",nearestEmptyInsertDetectEvent);_on(document,"touchmove",nearestEmptyInsertDetectEvent);function Sortable(el,options){if(!(el&&el.nodeType&&el.nodeType===1)){throw"Sortable: `el` must be HTMLElement, not "+{}.toString.call(el)}this.el=el;this.options=options=_extend({},options);el[expando]=this;var defaults={group:null,sort:true,disabled:false,store:null,handle:null,scroll:true,scrollSensitivity:30,scrollSpeed:10,bubbleScroll:true,draggable:/[uo]l/i.test(el.nodeName)?">li":">*",swapThreshold:1,invertSwap:false,invertedSwapThreshold:null,removeCloneOnHide:true,direction:function(){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(dataTransfer,dragEl){dataTransfer.setData("Text",dragEl.textContent)},dropBubble:false,dragoverBubble:false,dataIdAttr:"data-id",delay:0,touchStartThreshold: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||window.navigator&&"msPointerEnabled"in window.navigator),emptyInsertThreshold:5};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)||[])}Sortable.prototype={constructor:Sortable,_computeIsAligned:function(evt){var target;if(ghostEl&&!supportCssPointerEvents){_hideGhostForTarget();target=document.elementFromPoint(evt.clientX,evt.clientY);_unhideGhostForTarget()}else{target=evt.target}target=_closest(target,this.options.draggable,this.el,false);if(_alignedSilent)return;if(!dragEl||dragEl.parentNode!==this.el)return;var children=this.el.children;for(var i=0;i<children.length;i++){if(_closest(children[i],this.options.draggable,this.el,false)&&children[i]!==target){children[i].sortableMouseAligned=_isClientInRowColumn(evt.clientX,evt.clientY,children[i],this._getDirection(evt,null),this.options)}}if(!_closest(target,this.options.draggable,this.el,true)){lastTarget=null}_alignedSilent=true;setTimeout(function(){_alignedSilent=false},30)},_getDirection:function(evt,target){return typeof this.options.direction==="function"?this.options.direction.call(this,evt,target,dragEl):this.options.direction},_onTapStart:function(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],target=(touch||evt).target,originalTarget=evt.target.shadowRoot&&(evt.path&&evt.path[0]||evt.composedPath&&evt.composedPath()[0])||target,filter=options.filter,startIndex;_saveInputCheckedState(el);if(IE11OrLess&&!evt.artificialBubble&&!_isTrueParentSortable(el,target)){return}if(dragEl){return}if(/mousedown|pointerdown/.test(type)&&evt.button!==0||options.disabled){return}if(originalTarget.isContentEditable){return}target=_closest(target,options.draggable,el,false);if(!target){if(IE11OrLess){_artificalBubble(el,evt,"_onTapStart")}return}if(lastDownEl===target){return}startIndex=_index(target,options.draggable);if(typeof filter==="function"){if(filter.call(this,evt,target,this)){_dispatchEvent(_this,originalTarget,"filter",target,el,el,startIndex);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(_this,criteria,"filter",target,el,el,startIndex);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,startIndex)},_handleAutoScroll:function(evt,fallback){if(!dragEl||!this.options.scroll)return;var x=evt.clientX,y=evt.clientY,elem=document.elementFromPoint(x,y),_this=this;if(fallback||Edge||IE11OrLess||Safari){_autoScroll(evt,_this.options,elem,fallback);var ogElemScroller=_getParentAutoScrollElement(elem,true);if(scrolling&&(!pointerElemChangedInterval||x!==lastPointerElemX||y!==lastPointerElemY)){pointerElemChangedInterval&&clearInterval(pointerElemChangedInterval);pointerElemChangedInterval=setInterval(function(){if(!dragEl)return;var newElem=_getParentAutoScrollElement(document.elementFromPoint(x,y),true);if(newElem!==ogElemScroller){ogElemScroller=newElem;_clearAutoScrolls();_autoScroll(evt,_this.options,ogElemScroller,fallback)}},10);lastPointerElemX=x;lastPointerElemY=y}}else{if(!_this.options.bubbleScroll||_getParentAutoScrollElement(elem,true)===_getWindowScrollingElement()){_clearAutoScrolls();return}_autoScroll(evt,_this.options,_getParentAutoScrollElement(elem,false),false)}},_prepareDragStart:function(evt,touch,target,startIndex){var _this=this,el=_this.el,options=_this.options,ownerDocument=el.ownerDocument,dragStartFn;if(target&&!dragEl&&target.parentNode===el){rootEl=el;dragEl=target;parentEl=dragEl.parentNode;nextEl=dragEl.nextSibling;lastDownEl=target;activeGroup=options.group;oldIndex=startIndex;tapEvt={target:dragEl,clientX:(touch||evt).clientX,clientY:(touch||evt).clientY};this._lastX=(touch||evt).clientX;this._lastY=(touch||evt).clientY;dragEl.style["will-change"]="all";dragEl.style.transition="";dragEl.style.transform="";dragStartFn=function(){_this._disableDelayedDragEvents();if(!FireFox&&_this.nativeDraggable){dragEl.draggable=true}_this._triggerDragStart(evt,touch);_dispatchEvent(_this,rootEl,"choose",dragEl,rootEl,rootEl,oldIndex);_toggleClass(dragEl,options.chosenClass,true)};options.ignore.split(",").forEach(function(criteria){_find(dragEl,criteria.trim(),_disableDraggable)});if(options.supportPointer){_on(ownerDocument,"pointerup",_this._onDrop)}else{_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}if(options.delay&&(!this.nativeDraggable||!(Edge||IE11OrLess))){_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(e){var touch=e.touches?e.touches[0]:e;if(max(abs(touch.clientX-this._lastX),abs(touch.clientY-this._lastY))>=Math.floor(this.options.touchStartThreshold/(this.nativeDraggable&&window.devicePixelRatio||1))){this._disableDelayedDrag()}},_disableDelayedDrag:function(){dragEl&&_disableDraggable(dragEl);clearTimeout(this._dragStartTimer);this._disableDelayedDragEvents()},_disableDelayedDragEvents:function(){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(evt,touch){touch=touch||(evt.pointerType=="touch"?evt:null);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(fallback,evt){awaitingDragStarted=false;if(rootEl&&dragEl){if(this.nativeDraggable){_on(document,"dragover",this._handleAutoScroll);_on(document,"dragover",_checkAlignment)}var options=this.options;!fallback&&_toggleClass(dragEl,options.dragClass,false);_toggleClass(dragEl,options.ghostClass,true);_css(dragEl,"transform","");Sortable.active=this;fallback&&this._appendGhost();_dispatchEvent(this,rootEl,"start",dragEl,rootEl,rootEl,oldIndex,undefined,evt)}else{this._nulling()}},_emulateDragOver:function(forAutoScroll){if(touchEvt){if(this._lastX===touchEvt.clientX&&this._lastY===touchEvt.clientY&&!forAutoScroll){return}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);parent=target}if(parent){do{if(parent[expando]){var inserted;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)}dragEl.parentNode[expando]._computeIsAligned(touchEvt);_unhideGhostForTarget()}},_onTouchMove:function(evt,forAutoScroll){if(tapEvt){var options=this.options,fallbackTolerance=options.fallbackTolerance,fallbackOffset=options.fallbackOffset,touch=evt.touches?evt.touches[0]:evt,matrix=ghostEl&&_matrix(ghostEl),scaleX=ghostEl&&matrix&&matrix.a,scaleY=ghostEl&&matrix&&matrix.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),translate3d=evt.touches?"translate3d("+dx+"px,"+dy+"px,0)":"translate("+dx+"px,"+dy+"px)";if(!Sortable.active&&!awaitingDragStarted){if(fallbackTolerance&&min(abs(touch.clientX-this._lastX),abs(touch.clientY-this._lastY))<fallbackTolerance){return}this._onDragStart(evt,true)}!forAutoScroll&&this._handleAutoScroll(touch,true);moved=true;touchEvt=touch;_css(ghostEl,"webkitTransform",translate3d);_css(ghostEl,"mozTransform",translate3d);_css(ghostEl,"msTransform",translate3d);_css(ghostEl,"transform",translate3d);evt.cancelable&&evt.preventDefault()}},_appendGhost:function(){if(!ghostEl){var container=this.options.fallbackOnBody?document.body:rootEl,rect=_getRect(dragEl,true,container,!PositionGhostAbsolutely),css=_css(dragEl),options=this.options;if(PositionGhostAbsolutely){ghostRelativeParent=container;while(_css(ghostRelativeParent,"position")==="static"&&_css(ghostRelativeParent,"transform")==="none"&&ghostRelativeParent!==document){ghostRelativeParent=ghostRelativeParent.parentNode}if(ghostRelativeParent!==document){var ghostRelativeParentRect=_getRect(ghostRelativeParent,true);rect.top-=ghostRelativeParentRect.top;rect.left-=ghostRelativeParentRect.left}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,"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");container.appendChild(ghostEl)}},_onDragStart:function(evt,fallback){var _this=this;var dataTransfer=evt.dataTransfer;var options=_this.options;cloneEl=_clone(dragEl);cloneEl.draggable=false;cloneEl.style["will-change"]="";this._hideClone();_toggleClass(cloneEl,_this.options.chosenClass,false);_this._cloneId=_nextTick(function(){if(!_this.options.removeCloneOnHide){rootEl.insertBefore(cloneEl,dragEl)}_dispatchEvent(_this,rootEl,"clone",dragEl)});!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);if(Safari){_css(document.body,"user-select","none")}},_onDragOver:function(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,_this=this;if(_silent)return;if(IE11OrLess&&!evt.rootEl&&!evt.artificialBubble&&!_isTrueParentSortable(el,target)){return}function completed(insertion){if(insertion){if(isOwner){activeSortable._hideClone()}else{activeSortable._showClone(_this)}if(activeSortable){_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=null}dragRect&&_this._animate(dragRect,dragEl);target&&targetRect&&_this._animate(targetRect,target)}if(target===dragEl&&!dragEl.animated||target===el&&!target.animated){lastTarget=null}if(!options.dragoverBubble&&!evt.rootEl&&target!==document){_this._handleAutoScroll(evt);dragEl.parentNode[expando]._computeIsAligned(evt)}!options.dragoverBubble&&evt.stopPropagation&&evt.stopPropagation();return true}function changed(){_dispatchEvent(_this,rootEl,"change",target,el,rootEl,oldIndex,_index(dragEl,options.draggable),evt)}if(evt.preventDefault!==void 0){evt.cancelable&&evt.preventDefault()}moved=true;target=_closest(target,options.draggable,el,true);if(!!_closest(evt.target,null,dragEl,true)||target.animated){return completed(false)}if(target!==dragEl){ignoreNextClick=false}if(activeSortable&&!options.disabled&&(isOwner?canSort||(revert=!rootEl.contains(dragEl)):putSortable===this||(this.lastPutMode=activeGroup.checkPull(this,activeSortable,dragEl,evt))&&group.checkPut(this,activeSortable,dragEl,evt))){var axis=this._getDirection(evt,target);dragRect=_getRect(dragEl);if(revert){this._hideClone();parentEl=rootEl;if(nextEl){rootEl.insertBefore(dragEl,nextEl)}else{rootEl.appendChild(dragEl)}return completed(true)}var elLastChild=_lastChild(el);if(!elLastChild||_ghostIsLast(evt,axis,el)&&!elLastChild.animated){if(elLastChild&&el===evt.target){target=elLastChild}if(target){targetRect=_getRect(target)}if(isOwner){activeSortable._hideClone()}else{activeSortable._showClone(this)}if(_onMove(rootEl,el,dragEl,dragRect,target,targetRect,evt,!!target)!==false){el.appendChild(dragEl);parentEl=el;realDragElRect=null;changed();return completed(true)}}else if(target&&target!==dragEl&&target.parentNode===el){var direction=0,targetBeforeFirstSwap,aligned=target.sortableMouseAligned,differentLevel=dragEl.parentNode!==el,side1=axis==="vertical"?"top":"left",scrolledPastTop=_isScrolledPast(target,"top")||_isScrolledPast(dragEl,"top"),scrollBefore=scrolledPastTop?scrolledPastTop.scrollTop:void 0;if(lastTarget!==target){lastMode=null;targetBeforeFirstSwap=_getRect(target)[side1];pastFirstInvertThresh=false}if(_isElInRowColumn(dragEl,target,axis)&&aligned||differentLevel||scrolledPastTop||options.invertSwap||lastMode==="insert"||lastMode==="swap"){if(lastMode!=="swap"){isCircumstantialInvert=options.invertSwap||differentLevel}direction=_getSwapDirection(evt,target,axis,options.swapThreshold,options.invertedSwapThreshold==null?options.swapThreshold:options.invertedSwapThreshold,isCircumstantialInvert,lastTarget===target);lastMode="swap"}else{direction=_getInsertDirection(target);lastMode="insert"}if(direction===0)return completed(false);realDragElRect=null;lastTarget=target;lastDirection=direction;targetRect=_getRect(target);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);if(isOwner){activeSortable._hideClone()}else{activeSortable._showClone(this)}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=abs(targetBeforeFirstSwap-_getRect(target)[side1])}changed();return completed(true)}}if(el.contains(dragEl)){return completed(false)}}if(IE11OrLess&&!evt.rootEl){_artificalBubble(el,evt,"_onDragOver")}return false},_animate:function(prevRect,target){var ms=this.options.animation;if(ms){var currentRect=_getRect(target);if(target===dragEl){realDragElRect=currentRect}if(prevRect.nodeType===1){prevRect=_getRect(prevRect)}if(prevRect.left+prevRect.width/2!==currentRect.left+currentRect.width/2||prevRect.top+prevRect.height/2!==currentRect.top+currentRect.height/2){var matrix=_matrix(this.el),scaleX=matrix&&matrix.a,scaleY=matrix&&matrix.d;_css(target,"transition","none");_css(target,"transform","translate3d("+(prevRect.left-currentRect.left)/(scaleX?scaleX:1)+"px,"+(prevRect.top-currentRect.top)/(scaleY?scaleY:1)+"px,0)");forRepaintDummy=target.offsetWidth;_css(target,"transition","transform "+ms+"ms"+(this.options.easing?" "+this.options.easing:""));_css(target,"transform","translate3d(0,0,0)")}typeof target.animated==="number"&&clearTimeout(target.animated);target.animated=setTimeout(function(){_css(target,"transition","");_css(target,"transform","");target.animated=false},ms)}},_offUpEvents:function(){var ownerDocument=this.el.ownerDocument;_off(document,"touchmove",this._onTouchMove);_off(document,"pointermove",this._onTouchMove);_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(evt){var el=this.el,options=this.options;awaitingDragStarted=false;scrolling=false;isCircumstantialInvert=false;pastFirstInvertThresh=false;clearInterval(this._loopId);clearInterval(pointerElemChangedInterval);_clearAutoScrolls();_cancelThrottle();clearTimeout(this._dragStartTimer);_cancelNextTick(this._cloneId);_cancelNextTick(this._dragStartId);_off(document,"mousemove",this._onTouchMove);if(this.nativeDraggable){_off(document,"drop",this);_off(el,"dragstart",this._onDragStart);_off(document,"dragover",this._handleAutoScroll);_off(document,"dragover",_checkAlignment)}if(Safari){_css(document.body,"user-select","")}this._offUpEvents();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"]="";_toggleClass(dragEl,putSortable?putSortable.options.ghostClass:this.options.ghostClass,false);_toggleClass(dragEl,this.options.chosenClass,false);_dispatchEvent(this,rootEl,"unchoose",dragEl,parentEl,rootEl,oldIndex,null,evt);if(rootEl!==parentEl){newIndex=_index(dragEl,options.draggable);if(newIndex>=0){_dispatchEvent(null,parentEl,"add",dragEl,parentEl,rootEl,oldIndex,newIndex,evt);_dispatchEvent(this,rootEl,"remove",dragEl,parentEl,rootEl,oldIndex,newIndex,evt);_dispatchEvent(null,parentEl,"sort",dragEl,parentEl,rootEl,oldIndex,newIndex,evt);_dispatchEvent(this,rootEl,"sort",dragEl,parentEl,rootEl,oldIndex,newIndex,evt)}putSortable&&putSortable.save()}else{if(dragEl.nextSibling!==nextEl){newIndex=_index(dragEl,options.draggable);if(newIndex>=0){_dispatchEvent(this,rootEl,"update",dragEl,parentEl,rootEl,oldIndex,newIndex,evt);_dispatchEvent(this,rootEl,"sort",dragEl,parentEl,rootEl,oldIndex,newIndex,evt)}}}if(Sortable.active){if(newIndex==null||newIndex===-1){newIndex=oldIndex}_dispatchEvent(this,rootEl,"end",dragEl,parentEl,rootEl,oldIndex,newIndex,evt);this.save()}}}this._nulling()},_nulling:function(){rootEl=dragEl=parentEl=ghostEl=nextEl=cloneEl=lastDownEl=scrollEl=scrollParentEl=autoScrolls.length=pointerElemChangedInterval=lastPointerElemX=lastPointerElemY=tapEvt=touchEvt=moved=newIndex=oldIndex=lastTarget=lastDirection=forRepaintDummy=realDragElRect=putSortable=activeGroup=Sortable.active=null;savedInputChecked.forEach(function(el){el.checked=true});savedInputChecked.length=0},handleEvent:function(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(){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(order){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);order.forEach(function(id){if(items[id]){rootEl.removeChild(items[id]);rootEl.appendChild(items[id])}})},save:function(){var store=this.options.store;store&&store.set&&store.set(this)},closest:function(el,selector){return _closest(el,selector||this.options.draggable,this.el,false)},option:function(name,value){var options=this.options;if(value===void 0){return options[name]}else{options[name]=value;if(name==="group"){_prepareGroup(options)}}},destroy:function(){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();sortables.splice(sortables.indexOf(this.el),1);this.el=el=null},_hideClone:function(){if(!cloneEl.cloneHidden){_css(cloneEl,"display","none");cloneEl.cloneHidden=true;if(cloneEl.parentNode&&this.options.removeCloneOnHide){cloneEl.parentNode.removeChild(cloneEl)}}},_showClone:function(putSortable){if(putSortable.lastPutMode!=="clone"){this._hideClone();return}if(cloneEl.cloneHidden){if(rootEl.contains(dragEl)&&!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","");cloneEl.cloneHidden=false}}};function _closest(el,selector,ctx,includeCTX){if(el){ctx=ctx||document;do{if(selector!=null&&(selector[0]===">"&&el.parentNode===ctx&&_matches(el,selector.substring(1))||_matches(el,selector))||includeCTX&&el===ctx){return el}if(el===ctx)break}while(el=_getParentOrHost(el))}return null}function _getParentOrHost(el){return el.host&&el!==document&&el.host.nodeType?el.host:el.parentNode}function _globalDragOver(evt){if(evt.dataTransfer){evt.dataTransfer.dropEffect="move"}evt.cancelable&&evt.preventDefault()}function _on(el,event,fn){el.addEventListener(event,fn,captureMode)}function _off(el,event,fn){el.removeEventListener(event,fn,captureMode)}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?" "+name:"")).replace(R_SPACE," ")}}}function _css(el,prop,val){var style=el&&el.style;if(style){if(val===void 0){if(document.defaultView&&document.defaultView.getComputedStyle){val=document.defaultView.getComputedStyle(el,"")}else if(el.currentStyle){val=el.currentStyle}return prop===void 0?val:val[prop]}else{if(!(prop in style)&&prop.indexOf("webkit")===-1){prop="-webkit-"+prop}style[prop]=val+(typeof val==="string"?"":"px")}}}function _matrix(el){var appliedTransforms="";do{var transform=_css(el,"transform");if(transform&&transform!=="none"){appliedTransforms=transform+" "+appliedTransforms}}while(el=el.parentNode);if(window.DOMMatrix){return new DOMMatrix(appliedTransforms)}else if(window.WebKitCSSMatrix){return new WebKitCSSMatrix(appliedTransforms)}else if(window.CSSMatrix){return new CSSMatrix(appliedTransforms)}}function _find(ctx,tagName,iterator){if(ctx){var list=ctx.getElementsByTagName(tagName),i=0,n=list.length;if(iterator){for(;i<n;i++){iterator(list[i],i)}}return list}return[]}function _dispatchEvent(sortable,rootEl,name,targetEl,toEl,fromEl,startIndex,newIndex,originalEvt){sortable=sortable||rootEl[expando];var evt,options=sortable.options,onName="on"+name.charAt(0).toUpperCase()+name.substr(1);if(window.CustomEvent&&!IE11OrLess&&!Edge){evt=new CustomEvent(name,{bubbles:true,cancelable:true})}else{evt=document.createEvent("Event");evt.initEvent(name,true,true)}evt.to=toEl||rootEl;evt.from=fromEl||rootEl;evt.item=targetEl||rootEl;evt.clone=cloneEl;evt.oldIndex=startIndex;evt.newIndex=newIndex;evt.originalEvent=originalEvt;evt.pullMode=putSortable?putSortable.lastPutMode:undefined;if(rootEl){rootEl.dispatchEvent(evt)}if(options[onName]){options[onName].call(sortable,evt)}}function _onMove(fromEl,toEl,dragEl,dragRect,targetEl,targetRect,originalEvt,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=originalEvt;fromEl.dispatchEvent(evt);if(onMoveFn){retVal=onMoveFn.call(sortable,evt,originalEvt)}return retVal}function _disableDraggable(el){el.draggable=false}function _unsilent(){_silent=false}function _getChild(el,childNum,options){var currentChild=0,i=0,children=el.children;while(i<children.length){if(children[i].style.display!=="none"&&children[i]!==ghostEl&&children[i]!==dragEl&&_closest(children[i],options.draggable,el,false)){if(currentChild===childNum){return children[i]}currentChild++}i++}return null}function _lastChild(el){var last=el.lastElementChild;while(last&&(last===ghostEl||last.style.display==="none")){last=last.previousElementSibling}return last||null}function _ghostIsLast(evt,axis,el){var elRect=_getRect(_lastChild(el)),mouseOnAxis=axis==="vertical"?evt.clientY:evt.clientX,mouseOnOppAxis=axis==="vertical"?evt.clientX:evt.clientY,targetS2=axis==="vertical"?elRect.bottom:elRect.right,targetS1Opp=axis==="vertical"?elRect.left:elRect.top,targetS2Opp=axis==="vertical"?elRect.right:elRect.bottom,spacer=10;return axis==="vertical"?mouseOnOppAxis>targetS2Opp+spacer||mouseOnOppAxis<=targetS2Opp&&mouseOnAxis>targetS2&&mouseOnOppAxis>=targetS1Opp:mouseOnAxis>targetS2&&mouseOnOppAxis>targetS1Opp||mouseOnAxis<=targetS2&&mouseOnOppAxis>targetS2Opp+spacer}function _getSwapDirection(evt,target,axis,swapThreshold,invertedSwapThreshold,invertSwap,isLastTarget){var targetRect=_getRect(target),mouseOnAxis=axis==="vertical"?evt.clientY:evt.clientX,targetLength=axis==="vertical"?targetRect.height:targetRect.width,targetS1=axis==="vertical"?targetRect.top:targetRect.left,targetS2=axis==="vertical"?targetRect.bottom:targetRect.right,dragRect=_getRect(dragEl),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){var dragS1=axis==="vertical"?dragRect.top:dragRect.left,dragS2=axis==="vertical"?dragRect.bottom:dragRect.right;if(lastDirection===1?mouseOnAxis<targetS1+targetMoveDistance:mouseOnAxis>targetS2-targetMoveDistance){return lastDirection*-1}}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){var dragElIndex=_index(dragEl),targetIndex=_index(target);if(dragElIndex<targetIndex){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 _index(el,selector){var index=0;if(!el||!el.parentNode){return-1}while(el&&(el=el.previousElementSibling)){if(el.nodeName.toUpperCase()!=="TEMPLATE"&&el!==cloneEl){index++}}return index}function _matches(el,selector){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}var _throttleTimeout;function _throttle(callback,ms){return function(){if(!_throttleTimeout){var args=arguments,_this=this;_throttleTimeout=setTimeout(function(){if(args.length===1){callback.call(_this,args[0])}else{callback.apply(_this,args)}_throttleTimeout=void 0},ms)}}}function _cancelThrottle(){clearTimeout(_throttleTimeout);_throttleTimeout=void 0}function _extend(dst,src){if(dst&&src){for(var key in src){if(src.hasOwnProperty(key)){dst[key]=src[key]}}}return dst}function _clone(el){if(Polymer&&Polymer.dom){return Polymer.dom(el).cloneNode(true)}else if($){return $(el).clone(true)[0]}else{return el.cloneNode(true)}}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)}function _getRect(el,adjustForTransform,container,adjustForFixed){if(!el.getBoundingClientRect&&el!==win)return;var elRect,top,left,bottom,right,height,width;if(el!==win&&el!==_getWindowScrollingElement()){elRect=el.getBoundingClientRect();top=elRect.top;left=elRect.left;bottom=elRect.bottom;right=elRect.right;height=elRect.height;width=elRect.width}else{top=0;left=0;bottom=window.innerHeight;right=window.innerWidth;height=window.innerHeight;width=window.innerWidth}if(adjustForFixed&&el!==win){container=container||el.parentNode;if(!IE11OrLess){do{if(container&&container.getBoundingClientRect&&_css(container,"transform")!=="none"){var containerRect=container.getBoundingClientRect();top-=containerRect.top+parseInt(_css(container,"border-top-width"));left-=containerRect.left+parseInt(_css(container,"border-left-width"));bottom=top+elRect.height;right=left+elRect.width;break}}while(container=container.parentNode)}}if(adjustForTransform&&el!==win){var matrix=_matrix(container||el),scaleX=matrix&&matrix.a,scaleY=matrix&&matrix.d;if(matrix){top/=scaleY;left/=scaleX;width/=scaleX;height/=scaleY;bottom=top+height;right=left+width}}return{top:top,left:left,bottom:bottom,right:right,width:width,height:height}}function _isScrolledPast(el,side){var parent=_getParentAutoScrollElement(el,true),elSide=_getRect(el)[side];while(parent){var parentSide=_getRect(parent)[side],visible;if(side==="top"||side==="left"){visible=elSide>=parentSide}else{visible=elSide<=parentSide}if(!visible)return parent;if(parent===_getWindowScrollingElement())break;parent=_getParentAutoScrollElement(parent,false)}return false}function _getRelativeScrollOffset(el){var offsetLeft=0,offsetTop=0,winScroller=_getWindowScrollingElement();if(el){do{var matrix=_matrix(el),scaleX=matrix.a,scaleY=matrix.d;offsetLeft+=el.scrollLeft*scaleX;offsetTop+=el.scrollTop*scaleY}while(el!==winScroller&&(el=el.parentNode))}return[offsetLeft,offsetTop]}_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(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.create=function(el,options){return new Sortable(el,options)};Sortable.version="3.6.82.1";return Sortable});