vue-virtual-draglist - npm Package Compare versions

Comparing version 2.8.1 to 2.8.2

dist/virtual-drag-list.min.js

		@@ -1,1 +0,1 @@
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e=_\|\|w,i="clone"===k&&this.el!==S&&D===S,n="clone"===k&&this.el===S&&D!==S;I=this.el,M=o(w),N=e,T=_?_.parentNode:this.el,D[L].animator.collect(w.parentNode),this.animator.collect(T),i&&(u(b,"display",""),S[L].multiplayer.toggleVisible(!0),S[L].options.group.revertDrag\|\|D.insertBefore(b,w)),n&&(M=o(b),u(b,"display","none"),this.multiplayer.toggleVisible(!1)),_?T.insertBefore(w,C<0?_:_.nextSibling):T.appendChild(w),B=o(w),i&&S[L].options.group.revertDrag&&d({sortable:S[L],name:"onChange",params:this._getParams(t,{to:S,target:b,newIndex:it,revertDrag:!0})}),i\|\|d({sortable:D[L],name:"onRemove",params:this._getParams(t)}),n&&_!==b&&d({sortable:this,name:"onChange",params:this._getParams(t,{from:S,backToOrigin:!0})}),n\|\|d({sortable:this,name:"onAdd",params:this._getParams(t)}),D[L].animator.animate(),this.animator.animate(),D=this.el},_onChange:function(t){_!==b&&(T=_.parentNode,M=o(w),N=_,this.animator.collect(T),T.insertBefore(w,Q),B=o(w),d({sortable:this,name:"onChange",params:this._getParams(t)}),this.animator.animate(),D=this.el)},_onDrop:function(t){W(t),this._cancelStart(),i(z,"touchmove",this._nearestSortable),i(z,"mousemove",this._nearestSortable),i(z,"mouseup",this._onDrop),i(z,"touchend",this._onDrop),i(z,"touchcancel",this._onDrop),c(b,this.options.chosenClass,!1),S&&(D=S,M=it,N===w&&(N=b),this.multiplayer.toggleClass(!1),d({sortable:this,name:"onUnchoose",params:this._getParams(t)}),E)&&this._onEnd(t),!E&&this.options.multiple&&this.multiplayer.onSelect(O,t,b,this),x&&x.parentNode&&x.parentNode.removeChild(x),this.multiplayer.destroy(),this.autoScroller.destroy(),this._nulling()},_onEnd:function(t){t=this._getParams(t),this.multiplayer.onDrop(D[L],I[L],k),!this.options.swapOnDrop\|\|"clone"===k&&D!==I\|\|T.insertBefore(b,w),"clone"!==k\|\|D===I\|\|this.multiplayer.active()?w&&w.parentNode&&w.parentNode.removeChild(w):c(w,this.options.chosenClass,!1),u(b,"display",""),v&&u(document.body,"user-select",""),D!==I&&d({sortable:D[L],name:"onDrop",params:t}),d({sortable:I[L],name:"onDrop",params:t})},_getParams:function(t){var e=1<arguments.length&&void 0!==arguments[1]?arguments[1]:{},i=Object.create(null);return i.event=t,i.to=I,i.from=D,i.node=b,i.clone=w,i.target=N,i.oldIndex=M,i.newIndex=B,i.pullMode=k,this.multiplayer.setParams(i),Object.assign(i,e),i.relative=i.target===b?0:s(i.target,w),i},_nulling:function(){I=D=S=b=_=Q=w=x=T=k=M=B=it=O=E=N=tt=z=C=et=f.clone=f.ghost=f.active=f.dragged=null},destroy:function(){this._nulling(),this._cancelStart(),i(this.el,"touchstart",this._onDrag),i(this.el,"mousedown",this._onDrag),A.splice(A.indexOf(this.el),1),this.el[L]=this.animator=this.multiplayer=this.autoScroller=null},option:function(t,e){if(void 0===e)return this.options[t];this.options[t]=e,this.animator.options[t]=e,this.multiplayer.options[t]=e,this.autoScroller.options[t]=e,"group"===t&&nt(this.options)},select:function(t){this.multiplayer.select(t)},deselect:function(t){this.multiplayer.deselect(t)},getSelectedElements:function(){return this.multiplayer.selectedElements}},f.utils={on:r,off:i,css:u,index:o,closest:l,getRect:m,toggleClass:c,detectDirection:H},f.get=function(t){return t[L]},f.create=function(t,e){return new f(t,e)},f)})(e={exports:{}});var l=e.exports;function a(s,t,e){function i(){for(var t,e=this,i=arguments.length,n=new Array(i),o=0;o<i;o++)n[o]=arguments[o];return c&&clearTimeout(c),a?(t=!c,c=setTimeout(function(){c=null},l),t&&(r=s.apply(this,n))):c=setTimeout(function(){s.apply(e,n)},l),r}var r,l=1<arguments.length&&void 0!==t?t:50,a=2<arguments.length&&void 0!==e&&e,c=null;return i.cancel=function(){clearTimeout(c),c=null},i}function f(t,e){return(Array.isArray(e)?e:e.replace(/\[/g,".").replace(/\]/g,".").split(".")).reduce(function(t,e){return(t\|\|{})[e]},t)}var c="INIT",i="FIXED",h="DYNAMIC",u="FRONT",p="BEHIND",m="STATIONARY",e="horizontal",g="vertical",y=(o(O={},g,"scrollTop"),o(O,e,"scrollLeft"),O),v=(o(O={},g,"scrollHeight"),o(O,e,"scrollWidth"),O),S=(o(O={},g,"offsetHeight"),o(O,e,"offsetWidth"),O),b=(o(O={},g,"offsetTop"),o(O,e,"offsetLeft"),O),_=["size","keeps","scroller","direction","debounceTime","throttleTime"];function w(t){this.options=t;var e,i={size:0,keeps:0,buffer:0,wrapper:null,scroller:null,direction:"vertical",uniqueKeys:[],debounceTime:null,throttleTime:null};for(e in i)e in this.options\|\|(this.options[e]=i[e]);this.sizes=new Map,this.range={start:0,end:0,front:0,behind:0},this.offset=0,this.calcType=c,this.calcSize={average:0,total:0,fixed:0,header:0},this.direction="",this.useWindowScroll=null,this._updateScrollElement(),this._updateOnScrollFunction(),this.addScrollEventListener(),this._checkIfUpdate(0,t.keeps-1)}w.prototype={constructor:w,isFront:function(){return this.direction===u},isBehind:function(){return this.direction===p},isFixed:function(){return this.calcType===i},getSize:function(t){return this.sizes.get(t)\|\|this._getItemSize()},getOffset:function(){return this.scrollEl[y[this.options.direction]]},getScrollSize:function(){return this.scrollEl[v[this.options.direction]]},getClientSize:function(){return this.scrollEl[S[this.options.direction]]},scrollToOffset:function(t){this.scrollEl[y[this.options.direction]]=t},scrollToIndex:function(t){t>=this.options.uniqueKeys.length-1?this.scrollToBottom():(t=this._getOffsetByIndex(t),this.scrollToOffset(t))},scrollToBottom:function(){var i=this,t=this.getScrollSize();this.scrollToOffset(t),setTimeout(function(){var t=i.getClientSize(),e=i.getScrollSize();i.getOffset()+t+1<e&&i.scrollToBottom()},5)},updateOptions:function(t,i){var n=this,e=this.options[t];this.options[t]=i,"uniqueKeys"===t?this.sizes.forEach(function(t,e){i.includes(e)\|\|n.sizes.delete(e)}):"scroller"===t&&(null!=e&&e.removeEventListener("scroll",this._onScroll),this._updateScrollElement(),this.addScrollEventListener())},updateRange:function(t){t?this._handleUpdate(t.start,t.end):(t=this.range.start,t=Math.max(t,0),this._handleUpdate(t,this._getEndByStart(t)))},handleItemSizeChange:function(t,e){this.sizes.set(t,e),this.calcType===c?(this.calcType=i,this.calcSize.fixed=e):this.isFixed()&&this.calcSize.fixed!==e&&(this.calcType=h,this.calcSize.fixed=void 0),this.calcType!==i&&(this.calcSize.total=r(this.sizes.values()).reduce(function(t,e){return t+e},0),this.calcSize.average=Math.round(this.calcSize.total/this.sizes.size))},handleSlotSizeChange:function(t,e){this.calcSize[t]=e},addScrollEventListener:function(){var t;null!=(t=this.options.scroller)&&t.addEventListener("scroll",this._onScroll,!1)},removeScrollEventListener:function(){var t;null!=(t=this.options.scroller)&&t.removeEventListener("scroll",this._onScroll)},_updateOnScrollFunction:function(){var i,n,o,t=this,e=this.options,s=e.debounceTime,e=e.throttleTime;this._onScroll=s?a(function(){return t._handleScroll()},s):e?(i=function(){return t._handleScroll()},n=e,o=null,function(){var t=this,e=arguments;o=o\|\|setTimeout(function(){o=null,i.apply(t,e)},n)}):function(){return t._handleScroll()},this._onScroll=this._onScroll.bind(this)},_updateScrollElement:function(){this.scrollEl=this._getScrollElement(this.options.scroller)},_handleScroll:function(){var t=this.getOffset(),e=this.getClientSize(),i=this.getScrollSize(),n=(t===this.offset?this.direction=m:this.direction=t<this.offset?u:p,this.offset=t,this.isFront()&&t<=0),i=this.isBehind()&&i<=e+t;this.options.onScroll({top:n,bottom:i,offset:t,direction:this.direction}),this.isFront()?this._handleScrollFront():this.isBehind()&&this._handleScrollBehind()},_handleScrollFront:function(){var t=this._getScrollItems();t>this.range.start\|\|(t=Math.max(t-this.options.buffer,0),this._checkIfUpdate(t,this._getEndByStart(t)))},_handleScrollBehind:function(){var t=this._getScrollItems();t<this.range.start+this.options.buffer\|\|this._checkIfUpdate(t,this._getEndByStart(t))},_getScrollItems:function(){var t=this.offset-this._getScrollStartOffset();if(t<=0)return 0;if(this.isFixed())return Math.floor(t/this.calcSize.fixed);for(var e,i,n=0,o=this.options.uniqueKeys.length;n<=o;){if(e=n+Math.floor((o-n)/2),(i=this._getOffsetByIndex(e))===t)return e;i<t?n=e+1:t<i&&(o=e-1)}return 0<n?--n:0},_checkIfUpdate:function(t,e){var i=this.options.keeps;this.options.uniqueKeys.length<=i?(t=0,e=this._getLastIndex()):e-t<i-1&&(t=e-i+1),this.range.start!==t&&this._handleUpdate(t,e)},_handleUpdate:function(t,e){this.range.start=t,this.range.end=e,this.range.front=this._getFrontOffset(),this.range.behind=this._getBehindOffset(),this.options.onUpdate(d({},this.range))},_getFrontOffset:function(){return this.isFixed()?this.calcSize.fixedthis.range.start:this._getOffsetByIndex(this.range.start)},_getBehindOffset:function(){var t=this.range.end,e=this._getLastIndex();return this.isFixed()?(e-t)this.calcSize.fixed:(e-t)this._getItemSize()},_getOffsetByIndex:function(t){if(!t)return 0;for(var e=0,i=0;i<t;i++){var n=this.sizes.get(this.options.uniqueKeys[i]);e+="number"==typeof n?n:this._getItemSize()}return e},_getEndByStart:function(t){return Math.min(t+this.options.keeps-1,this._getLastIndex())},_getLastIndex:function(){var t=this.options,e=t.uniqueKeys,t=t.keeps;return 0<e.length?e.length-1:t-1},_getItemSize:function(){return this.isFixed()?this.calcSize.fixed:this.calcSize.average\|\|this.options.size},_getScrollElement:function(t){return t instanceof Document&&9===t.nodeType\|\|t instanceof Window?(this.useWindowScroll=!0,document.scrollingElement\|\|document.documentElement\|\|document.body):(this.useWindowScroll=!1,t)},_getScrollStartOffset:function(){var t=this.calcSize.header;if(this.useWindowScroll&&this.options.wrapper)for(var e=this.options.wrapper;t+=e[b[this.options.direction]],(e=e.offsetParent)&&e!==this.options.wrapper.ownerDocument;);return t}};var x=["delay","group","handle","disabled","draggable","animation","autoScroll","ghostClass","ghostStyle","chosenClass","fallbackOnBody","scrollThreshold","delayOnTouchOnly"];function T(t,e,i){var n=this,e=(this.ctx=t,this.onDrag=e,this.onDrop=i,this.list=r(t.list),this.store={},x.reduce(function(t,e){return t[e]=n.ctx[e],t},{}));this.sortable=new l(this.ctx.$refs.groupRef,d(d({},e),{},{swapOnDrop:!1,onDrag:function(t){return n._onDrag(t)},onAdd:function(t){return n._onAdd(t)},onRemove:function(t){return n._onRemove(t)},onChange:function(t){return n._onChange(t)},onChoose:function(t){return n._onChoose(t)},onUnchoose:function(t){return n._onUnchoose(t)},onDrop:function(t){return n._onDrop(t)}}))}T.prototype={constructor:T,destroy:function(){this.sortable&&this.sortable.destroy(),this.sortable=this.store=null},setValue:function(t,e){"list"===t?this.list=r(e):this.sortable.option(t,e)},_onChoose:function(t){var t=t.node.dataset.key,e=this._getIndex(this.list,t),i=this.list[e];this.store={item:i,key:t,origin:{index:e,list:this.list},from:{index:e,list:this.list},to:{index:e,list:this.list}},this.sortable.option("store",this.store)},_onDrag:function(t){var e=this.store,i=e.item,n=e.key,e=e.origin;this.onDrag({list:this.list}),this.ctx.$emit("drag",{item:i,key:n,index:e.index})},_onRemove:function(t){var t=t.node.dataset.key,e=this._getIndex(this.list,t),i=this.list[e];this.list.splice(e,1),Object.assign(this.store,{key:t,item:i}),this.sortable.option("store",this.store),this.ctx.$emit("remove",{item:i,index:e,key:t})},_onAdd:function(t){var e=t.from,i=t.target,t=t.relative,e=l.get(e).option("store"),n=e.key,e=e.item,i=this._getIndex(this.list,i.dataset.key);-1===t&&(i+=1),this.list.splice(i,0,e),Object.assign(this.store,{to:{index:i,list:this.list}}),this.sortable.option("store",this.store),this.ctx.$emit("add",{item:e,index:i,key:n})},_onChange:function(t){var e,i,n,o,s=l.get(t.from).option("store");t.revertDrag?(this.list=r(this.ctx.list),Object.assign(this.store,{from:s.origin})):(i=t.node,o=t.target,e=t.relative,t=t.backToOrigin,i=this._getIndex(this.list,i.dataset.key),n=this.list[i],o=this._getIndex(this.list,o.dataset.key),t&&(1===e&&s.from.index<o&&--o,-1===e)&&s.from.index>o&&(o+=1),this.list.splice(i,1),this.list.splice(o,0,n),Object.assign(this.store,{from:{index:o,list:this.list},to:{index:o,list:this.list}}))},_onUnchoose:function(t){var e=this._getStore(t),i=e.from,e=e.to;t.from===t.to&&i.origin.index===e.to.index&&this.sortable.option("swapOnDrop",!0)},_onDrop:function(t){var e=this._getStore(t),i=e.from,e=e.to,n=t.from!==t.to\|\|i.origin.index!==e.to.index;this.onDrop({list:this.list}),this.ctx.$emit("drop",{changed:n,list:this.list,item:i.item,key:i.key,from:i.origin,to:e.to}),t.from!==t.to&&"clone"===t.pullMode&&null!=(n=t.clone)&&n.remove(),t.from===t.to&&i.origin.index!==e.to.index&&null!=(n=l.dragged)&&n.remove(),this.sortable.option("swapOnDrop",!1)},_getIndex:function(t,e){for(var i=0;i<t.length;i++)if(f(t[i],this.ctx.dataKey)==e)return i;return-1},_getStore:function(t){return{from:l.get(t.from).option("store"),to:l.get(t.to).option("store")}}};var g={dataSource:{type:Array,default:function(){return[]}},dataKey:{type:String,required:!0},scroller:{type:[Window,Document,HTMLElement]},direction:{type:String,default:"vertical"},keeps:{type:Number,default:30},size:{type:Number},draggable:{type:[Function,String]},handle:{type:[Function,String]},group:{type:[String,Object]},debounceTime:{type:Number,default:0},animation:{type:Number,default:150},autoScroll:{type:Boolean,default:!0},scrollThreshold:{type:Number,default:55},keepOffset:{type:Boolean,default:!1},disabled:{type:Boolean,default:!1},fallbackOnBody:{type:Boolean,default:!1},delay:{type:Number,default:0},delayOnTouchOnly:{type:Boolean,default:!1},rootTag:{type:String,default:"div"},wrapTag:{type:String,default:"div"},headerTag:{type:String,default:"div"},footerTag:{type:String,default:"div"},itemTag:{type:String,default:"div"},wrapClass:{type:String,default:""},wrapStyle:{type:Object},itemStyle:{type:Object},headerStyle:{type:Object},footerStyle:{type:Object},itemClass:{type:String,default:""},ghostClass:{type:String,default:""},ghostStyle:{type:Object,default:function(){return{}}},chosenClass:{type:String,default:""}},e={tag:{type:String,default:"div"},event:{type:String},dataKey:{type:[String,Number]},sizeKey:{type:String}},O={inject:["virtualList"],data:function(){return{observer:null}},mounted:function(){var t=this;"undefined"!=typeof ResizeObserver&&(this.observer=new ResizeObserver(function(){t.onSizeChange()}),this.$el)&&this.observer.observe(this.$el)},updated:function(){this.onSizeChange()},beforeDestroy:function(){this.observer&&(this.observer.disconnect(),this.observer=null)},methods:{onSizeChange:function(){this.virtualList[this.event](this.dataKey,this.getCurrentSize())},getCurrentSize:function(){return this.$el?this.$el[this.sizeKey]:0}}},E=t.component("virtual-draglist-items",{mixins:[O],props:e,render:function(t){var e=this.tag,i=this.dataKey;return t(e,{key:i,attrs:{"data-key":i}},this.$slots.default)}}),z=t.component("virtual-draglist-slots",{mixins:[O],props:e,render:function(t){var e=this.tag,i=this.dataKey;return t(e,{key:i,attrs:{role:i}},this.$slots.default)}});return t.component("virtual-drag-list",{model:{prop:"dataSource",event:"updateDataSource"},props:g,data:function(){return{list:[],start:0,timer:null,range:{start:0,end:0,front:0,behind:0},virtual:null,sortable:null,lastLength:null,uniqueKeys:[]}},provide:function(){return{virtualList:this}},computed:{isHorizontal:function(){return"vertical"!==this.direction},itemSizeKey:function(){return this.isHorizontal?"offsetWidth":"offsetHeight"},virtualAttributes:function(){var i=this;return _.reduce(function(t,e){return t[e]=i[e],t},{})},sortableAttributes:function(){var i=this;return x.reduce(function(t,e){return t[e]=i[e],t},{})}},watch:{dataSource:{handler:function(){this._onUpdate()},deep:!0},virtualAttributes:{handler:function(t,e){if(this.virtual)for(var i in t)t[i]!=e[i]&&this.virtual.updateOptions(i,t[i])},deep:!0},sortableAttributes:{handler:function(t,e){if(this.sortable)for(var i in t)t[i]!=e[i]&&this.sortable.setValue(i,t[i])},deep:!0}},activated:function(){this.scrollToOffset(this.virtual.offset),this.virtual.addScrollEventListener()},deactivated:function(){this.virtual.removeScrollEventListener()},created:function(){this.range.end=this.keeps-1,this._initVirtual(),this._onUpdate()},mounted:function(){this.virtual.updateOptions("wrapper",this.$refs.groupRef),this.scroller\|\|this.virtual.updateOptions("scroller",this.$refs.rootRef)},beforeDestroy:function(){this.sortable&&this.sortable.destroy(),this.virtual.removeScrollEventListener(),this.sortable=this.virtual=null},methods:{getSize:function(t){return this.virtual.getSize(t)},getOffset:function(){return this.virtual.getOffset()},getClientSize:function(){return this.virtual.getClientSize()},getScrollSize:function(){return this.virtual.getScrollSize()},scrollToKey:function(t){t=this.uniqueKeys.indexOf(t);-1<t&&this.virtual.scrollToIndex(t)},scrollToIndex:function(t){this.virtual.scrollToIndex(t)},scrollToOffset:function(t){this.virtual.scrollToOffset(t)},scrollToTop:function(){this.virtual.scrollToOffset(0)},scrollToBottom:function(){this.virtual.scrollToBottom()},_onUpdate:function(){var t=this,e=r(this.list);this.list=this.dataSource,this._updateUniqueKeys(),this.virtual.sizes.size?this._updateRange(e,this.list):(clearTimeout(this.timer),this.timer=setTimeout(function(){return t.virtual.updateRange()},17)),this.sortable?this.sortable.setValue("list",this.list):this.$nextTick(function(){return t._initSortable()}),this.lastLength&&this.keepOffset&&(e=Math.abs(this.list.length-this.lastLength),this.scrollToIndex(e),this.lastLength=null),this.$forceUpdate()},_initVirtual:function(){var e=this;this.virtual=new w({size:this.size,keeps:this.keeps,buffer:Math.round(this.keeps/3),scroller:this.scroller,direction:this.direction,uniqueKeys:this.uniqueKeys,debounceTime:this.debounceTime,throttleTime:this.throttleTime,onScroll:function(t){e.list.length&&t.top?e._handleToTop():t.bottom&&e._handleToBottom()},onUpdate:function(t){e.range=t}})},_initSortable:function(){var e=this;this.sortable=new T(this,function(){e.start=e.range.start},function(t){t=t.list;t.length===e.list.length&&e.start<e.range.start&&(e.range.front+=l.clone[e.isHorizontal?"offsetWidth":"offsetHeight"],e.start=e.range.start),e.$emit("updateDataSource",t)})},_updateRange:function(t,e){var i,n=d({},this.range);0<this.range.start&&-1<(i=e.indexOf(t[this.range.start]))&&(n.start=i,n.end=i+this.keeps-1),e.length>t.length&&this.range.end===t.length-1&&this._scrolledToBottom()&&(n.end++,n.start=Math.max(0,n.end-this.keeps+1)),this.virtual.updateRange(n)},_scrolledToBottom:function(){var t=this.getOffset(),e=this.getClientSize();return this.getScrollSize()<=t+e+1},_handleToTop:a(function(){this.$emit("top"),this.lastLength=this.list.length}),_handleToBottom:a(function(){this.$emit("bottom")}),_onItemResized:function(t,e){this.virtual.handleItemSizeChange(t,e)},_onSlotResized:function(t,e){this.virtual.handleSlotSizeChange(t,e)},_updateUniqueKeys:function(){var e=this;this.uniqueKeys=this.list.map(function(t){return f(t,e.dataKey)}),this.virtual.updateOptions("uniqueKeys",this.uniqueKeys)},_getItemStyle:function(t){return t==(null==(t=l.dragged)?void 0:t.dataset.key)?{display:"none"}:{}},_renderSlots:function(t,e,i){var n=this.itemSizeKey,o=this.$slots[e],s=d({},this.headerStyle),r=d({},this.footerStyle);return o?t(z,{props:{tag:i,dataKey:e,sizeKey:n,event:"_onSlotResized"},style:"header"===e?s:"footer"===e?r:void 0},o):null},_renderItems:function(t){for(var e=[],i=this.range,n=i.start,o=i.end,s=this.itemTag,r=this.itemClass,l=this.itemSizeKey,a=n;a<=o;a++){var 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s._onStart(e,t)},n)))},_delayMoveHandler:function(t){t=t.touches?t.touches[0]:t,Math.max(Math.abs(t.clientX-E.clientX),Math.abs(t.clientY-E.clientY))>=Math.floor(this.options.touchStartThreshold/(window.devicePixelRatio\|\|1))&&this._cancelStart()},_cancelStart:function(){clearTimeout(et),n(this.el.ownerDocument,"touchmove",this._delayMoveHandler),n(this.el.ownerDocument,"mousemove",this._delayMoveHandler),n(this.el.ownerDocument,"mouseup",this._cancelStart),n(this.el.ownerDocument,"touchend",this._cancelStart),n(this.el.ownerDocument,"touchcancel",this._cancelStart)},_onStart:function(t,e){var i=o(_);C=this.el,k=this.el,it=L=M=i,N=_,b=this.el,x=_.cloneNode(!0),O=_.parentNode,B=this.options.group.pull,p.clone=x,p.active=this,h(p.dragged=_,this.options.chosenClass,!0),this.multiplayer.onChoose(),f({sortable:this,name:"onChoose",params:this._getParams(e)}),l(I,t?"touchmove":"mousemove",this._nearestSortable);try{document.selection?setTimeout(function(){return document.selection.empty()},0):window.getSelection().removeAllRanges()}catch(t){}},_onStarted:function(){h(x,this.options.chosenClass,!0),this._appendGhost(),this.multiplayer.onDrag(this),f({sortable:this,name:"onDrag",params:this._getParams(E.original)}),d(_,"display","none"),h(_,this.options.chosenClass,!1),_.parentNode.insertBefore(x,_),G&&d(document.body,"user-select","none")},_getGhostElement:function(){var t=this.options.customGhost;return"function"==typeof t?t((t=this.multiplayer.selectedElements).length?t:[_]):this.multiplayer.getGhostElement()\|\|_},_appendGhost:function(){if(!T){var t,e=(n=this.options).fallbackOnBody,i=n.ghostClass,n=n.ghostStyle,e=e?document.body:this.el,o=this._getGhostElement();h(T=o.cloneNode(!0),i,!0);var s=r({position:"fixed",top:(o=m(_)).top,left:o.left,width:o.width,height:o.height,minWidth:o.width,minHeight:o.height,opacity:"0.8",overflow:"hidden","z-index":"100000","box-sizing":"border-box","pointer-events":"none"},n);for(t in s)d(T,t,s[t]);T.style["".concat(J.css,"transition")]="none",a(T,"translate3d(0px, 0px, 0px)"),p.ghost=T,e.appendChild(T),n=(E.clientX-o.left)/parseInt(T.style.width)100,i=(E.clientY-o.top)/parseInt(T.style.height)100,d(T,"transform-origin","".concat(n,"% ").concat(i,"%")),d(T,"transform","translateZ(0)"),d(T,"will-change","transform")}},_nearestSortable:function(t){W(t);var e,i,o,s,r,n=t.touches&&t.touches[0],l=n\|\|t;!E\|\|!_\|\|(i=z\|\|E,void 0!==(e=l).clientX&&void 0!==e.clientY&&Math.abs(e.clientX-i.clientX)<=0&&Math.abs(e.clientY-i.clientY)<=0)\|\|(z\|\|this._onStarted(),z={original:t,clientX:l.clientX,clientY:l.clientY},e=n?document.elementFromPoint(l.clientX,l.clientY):l.target,i=l.clientX-E.clientX,n=l.clientY-E.clientY,a(T,"translate3d(".concat(i,"px, ").concat(n,"px, 0)")),this.options.autoScroll&&(i=function(t){if(t&&t.getBoundingClientRect){var e=t;do{if(e.clientWidth<e.scrollWidth\|\|e.clientHeight<e.scrollHeight){var i=d(e);if(e.clientWidth<e.scrollWidth&&("auto"==i.overflowX\|\|"scroll"==i.overflowX)\|\|e.clientHeight<e.scrollHeight&&("auto"==i.overflowY\|\|"scroll"==i.overflowY))return e.getBoundingClientRect&&e!==document.body?e:j()}}while(e=e.parentNode)}return j()}(e),this.autoScroller.update(i,E,z)),o=l.clientX,s=l.clientY,A.some(function(t){var e,i,n=t[S].options.emptyInsertThreshold;if(null!=n)return i=m(t),e=o>=i.left-n&&o<=i.right+n,i=s>=i.top-n&&s<=i.bottom+n,e&&i?r=t:void 0}),r&&r[S]._onMove(t,e))},_allowPut:function(){var t,e,i;return b===this.el\|\|!!this.options.group.put&&(t=(e=this.options.group).name,e=e.put,i=b[S].options.group,e.join&&-1<e.indexOf(i.name)\|\|i.name&&t&&i.name===t)},_allowSwap:function(){var t=s(x,w),e=(Q=t<0?w.nextSibling:w,m(w)),i="vertical"===(o="function"==typeof this.options.direction?this.options.direction.call(z.original,_,this):this.options.direction),n=i?z.clientY:z.clientX,o=w["vertical"===o?"offsetHeight":"offsetWidth"],n=n>=(i?e.top:e.left)&&n<(i?e.bottom:e.right)-o/2?-1:1;return tt!==w?(D=n,!0):D!==n&&((D=n)<0?0<t:t<0)},_onMove:function(t,e){var i,n;this._allowPut()&&(f({sortable:this,name:"onMove",params:this._getParams(t)}),this.el===k\|\|e!==this.el&&function(t){for(var e=t.lastElementChild;e&&(e===p.ghost\|\|"none"===d(e,"display"));)e=e.previousElementSibling;return e}(this.el)?(w=c(e,this.options.draggable,this.el))&&!w.animated&&this._allowSwap()&&(w===x\|\|K(w,x)\|\|(this.el!==k?this._onInsert(t):(i=t,n=n\|\|m(O),i.clientX<=n.right&&i.clientX>=n.left&&i.clientY>=n.top&&i.clientY<=n.bottom&&e===O\|\|this._onChange(t))),tt=w):(w=tt=null,this._onInsert(t)))},_onInsert:function(t){var e=w\|\|x,i="clone"===B&&this.el!==b&&k===b,n="clone"===B&&this.el===b&&k!==b;C=this.el,M=o(x),N=e,O=w?w.parentNode:this.el,k[S].animator.collect(x.parentNode),this.animator.collect(O),i&&(d(_,"display",""),b[S].multiplayer.toggleVisible(!0),b[S].options.group.revertDrag\|\|k.insertBefore(_,x)),n&&(M=o(_),d(_,"display","none"),this.multiplayer.toggleVisible(!1)),w?O.insertBefore(x,D<0?w:w.nextSibling):O.appendChild(x),L=o(x),i&&b[S].options.group.revertDrag&&f({sortable:b[S],name:"onChange",params:this._getParams(t,{to:b,target:_,newIndex:it,revertDrag:!0})}),i\|\|f({sortable:k[S],name:"onRemove",params:this._getParams(t)}),n&&w!==_&&f({sortable:this,name:"onChange",params:this._getParams(t,{from:b,backToOrigin:!0})}),n\|\|f({sortable:this,name:"onAdd",params:this._getParams(t)}),k[S].animator.animate(),this.animator.animate(),k=this.el},_onChange:function(t){w!==_&&(O=w.parentNode,M=o(x),N=w,this.animator.collect(O),O.insertBefore(x,Q),L=o(x),f({sortable:this,name:"onChange",params:this._getParams(t)}),this.animator.animate(),k=this.el)},_onDrop:function(t){var e,i;W(t),this._cancelStart(),n(I,"touchmove",this._nearestSortable),n(I,"mousemove",this._nearestSortable),n(I,"mouseup",this._onDrop),n(I,"touchend",this._onDrop),n(I,"touchcancel",this._onDrop),h(_,this.options.chosenClass,!1),b&&(k=b,M=it,N===x&&(N=_),this.multiplayer.toggleClass(!1),f({sortable:this,name:"onUnchoose",params:this._getParams(t)}),z)&&this._onEnd(t),b\|\|z\|\|!this.options.multiple\|\|(i=(e=t.changedTouches?t.changedTouches[0]:t).clientX-E.clientX,e=e.clientY-E.clientY,0<=(i=Math.sqrt(ii+ee))&&i<=1&&this.multiplayer.onSelect(t,_,this)),T&&T.parentNode&&T.parentNode.removeChild(T),this.multiplayer.destroy(),this.autoScroller.destroy(),this._nulling()},_onEnd:function(t){var t=this._getParams(t),e=(this.multiplayer.onDrop(k,C,B),this.options.swapOnDrop);("clone"!==B\|\|k===C)&&("function"==typeof e?e(t):e)&&O.insertBefore(_,x),"clone"!==B\|\|k===C\|\|this.multiplayer.active()?x&&x.parentNode&&x.parentNode.removeChild(x):h(x,this.options.chosenClass,!1),d(_,"display",""),G&&d(document.body,"user-select",""),k!==C&&f({sortable:k[S],name:"onDrop",params:t}),f({sortable:C[S],name:"onDrop",params:t})},_getParams:function(t){var e=1<arguments.length&&void 0!==arguments[1]?arguments[1]:{},i={};return i.event=t,i.to=C,i.from=k,i.node=_,i.clone=x,i.target=N,i.oldIndex=M,i.newIndex=L,i.pullMode=B,this.multiplayer.setParams(i),r(i,e),i.relative=i.target===_?0:s(i.target,x),i},_nulling:function(){C=k=b=_=w=Q=x=T=O=B=M=L=it=E=z=N=tt=I=D=et=p.clone=p.ghost=p.active=p.dragged=null},destroy:function(){this._nulling(),this._cancelStart(),n(this.el,"touchstart",this._onDrag),n(this.el,"mousedown",this._onDrag),A.splice(A.indexOf(this.el),1),this.el[S]=this.animator=this.multiplayer=this.autoScroller=null},option:function(t,e){if(void 0===e)return this.options[t];this.options[t]=e,this.animator.options[t]=e,this.multiplayer.options[t]=e,this.autoScroller.options[t]=e,"group"===t&&nt(this.options)},select:function(t){this.multiplayer.select(t)},deselect:function(t){this.multiplayer.deselect(t)},getSelectedElements:function(){return this.multiplayer.selectedElements}},p.utils={on:l,off:n,css:d,index:o,closest:c,getRect:m,toggleClass:h,detectDirection:H},p.get=function(t){return t[S]},p.create=function(t,e){return new p(t,e)},p)})(e={exports:{}});var l=e.exports;function a(s,t,e){function i(){for(var t,e=this,i=arguments.length,n=new Array(i),o=0;o<i;o++)n[o]=arguments[o];return c&&clearTimeout(c),a?(t=!c,c=setTimeout(function(){c=null},l),t&&(r=s.apply(this,n))):c=setTimeout(function(){s.apply(e,n)},l),r}var r,l=1<arguments.length&&void 0!==t?t:50,a=2<arguments.length&&void 0!==e&&e,c=null;return i.cancel=function(){clearTimeout(c),c=null},i}function f(t,e){return(Array.isArray(e)?e:e.replace(/\[/g,".").replace(/\]/g,".").split(".")).reduce(function(t,e){return(t\|\|{})[e]},t)}var c="INIT",i="FIXED",h="DYNAMIC",u="FRONT",p="BEHIND",m="STATIONARY",e="horizontal",g="vertical",y=(o(O={},g,"scrollTop"),o(O,e,"scrollLeft"),O),v=(o(O={},g,"scrollHeight"),o(O,e,"scrollWidth"),O),S=(o(O={},g,"offsetHeight"),o(O,e,"offsetWidth"),O),b=(o(O={},g,"offsetTop"),o(O,e,"offsetLeft"),O),_=["size","keeps","scroller","direction","debounceTime","throttleTime"];function w(t){this.options=t;var e,i={size:0,keeps:0,buffer:0,wrapper:null,scroller:null,direction:"vertical",uniqueKeys:[],debounceTime:null,throttleTime:null};for(e in i)e in this.options\|\|(this.options[e]=i[e]);this.sizes=new Map,this.range={start:0,end:0,front:0,behind:0},this.offset=0,this.calcType=c,this.calcSize={average:0,total:0,fixed:0,header:0},this.direction="",this.useWindowScroll=null,this._updateScrollElement(),this._updateOnScrollFunction(),this.addScrollEventListener(),this._checkIfUpdate(0,t.keeps-1)}w.prototype={constructor:w,isFront:function(){return this.direction===u},isBehind:function(){return this.direction===p},isFixed:function(){return this.calcType===i},getSize:function(t){return this.sizes.get(t)\|\|this._getItemSize()},getOffset:function(){return this.scrollEl[y[this.options.direction]]},getScrollSize:function(){return this.scrollEl[v[this.options.direction]]},getClientSize:function(){return this.scrollEl[S[this.options.direction]]},scrollToOffset:function(t){this.scrollEl[y[this.options.direction]]=t},scrollToIndex:function(t){t>=this.options.uniqueKeys.length-1?this.scrollToBottom():(t=this._getOffsetByIndex(t),this.scrollToOffset(t))},scrollToBottom:function(){var i=this,t=this.getScrollSize();this.scrollToOffset(t),setTimeout(function(){var t=i.getClientSize(),e=i.getScrollSize();i.getOffset()+t+1<e&&i.scrollToBottom()},5)},updateOptions:function(t,i){var n=this,e=this.options[t];this.options[t]=i,"uniqueKeys"===t?this.sizes.forEach(function(t,e){i.includes(e)\|\|n.sizes.delete(e)}):"scroller"===t&&(null!=e&&e.removeEventListener("scroll",this._onScroll),this._updateScrollElement(),this.addScrollEventListener())},updateRange:function(t){t?this._handleUpdate(t.start,t.end):(t=this.range.start,t=Math.max(t,0),this._handleUpdate(t,this._getEndByStart(t)))},handleItemSizeChange:function(t,e){this.sizes.set(t,e),this.calcType===c?(this.calcType=i,this.calcSize.fixed=e):this.isFixed()&&this.calcSize.fixed!==e&&(this.calcType=h,this.calcSize.fixed=void 0),this.calcType!==i&&(this.calcSize.total=r(this.sizes.values()).reduce(function(t,e){return t+e},0),this.calcSize.average=Math.round(this.calcSize.total/this.sizes.size))},handleSlotSizeChange:function(t,e){this.calcSize[t]=e},addScrollEventListener:function(){var t;null!=(t=this.options.scroller)&&t.addEventListener("scroll",this._onScroll,!1)},removeScrollEventListener:function(){var t;null!=(t=this.options.scroller)&&t.removeEventListener("scroll",this._onScroll)},_updateOnScrollFunction:function(){var i,n,o,t=this,e=this.options,s=e.debounceTime,e=e.throttleTime;this._onScroll=s?a(function(){return t._handleScroll()},s):e?(i=function(){return t._handleScroll()},n=e,o=null,function(){var t=this,e=arguments;o=o\|\|setTimeout(function(){o=null,i.apply(t,e)},n)}):function(){return t._handleScroll()},this._onScroll=this._onScroll.bind(this)},_updateScrollElement:function(){this.scrollEl=this._getScrollElement(this.options.scroller)},_handleScroll:function(){var t=this.getOffset(),e=this.getClientSize(),i=this.getScrollSize(),n=(t===this.offset?this.direction=m:this.direction=t<this.offset?u:p,this.offset=t,this.isFront()&&t<=0),i=this.isBehind()&&i<=e+t;this.options.onScroll({top:n,bottom:i,offset:t,direction:this.direction}),this.isFront()?this._handleScrollFront():this.isBehind()&&this._handleScrollBehind()},_handleScrollFront:function(){var t=this._getScrollItems();t>this.range.start\|\|(t=Math.max(t-this.options.buffer,0),this._checkIfUpdate(t,this._getEndByStart(t)))},_handleScrollBehind:function(){var t=this._getScrollItems();t<this.range.start+this.options.buffer\|\|this._checkIfUpdate(t,this._getEndByStart(t))},_getScrollItems:function(){var t=this.offset-this._getScrollStartOffset();if(t<=0)return 0;if(this.isFixed())return Math.floor(t/this.calcSize.fixed);for(var e,i,n=0,o=this.options.uniqueKeys.length;n<=o;){if(e=n+Math.floor((o-n)/2),(i=this._getOffsetByIndex(e))===t)return e;i<t?n=e+1:t<i&&(o=e-1)}return 0<n?--n:0},_checkIfUpdate:function(t,e){var i=this.options.keeps;this.options.uniqueKeys.length<=i?(t=0,e=this._getLastIndex()):e-t<i-1&&(t=e-i+1),this.range.start!==t&&this._handleUpdate(t,e)},_handleUpdate:function(t,e){this.range.start=t,this.range.end=e,this.range.front=this._getFrontOffset(),this.range.behind=this._getBehindOffset(),this.options.onUpdate(d({},this.range))},_getFrontOffset:function(){return this.isFixed()?this.calcSize.fixedthis.range.start:this._getOffsetByIndex(this.range.start)},_getBehindOffset:function(){var t=this.range.end,e=this._getLastIndex();return this.isFixed()?(e-t)this.calcSize.fixed:(e-t)this._getItemSize()},_getOffsetByIndex:function(t){if(!t)return 0;for(var e=0,i=0;i<t;i++){var n=this.sizes.get(this.options.uniqueKeys[i]);e+="number"==typeof n?n:this._getItemSize()}return e},_getEndByStart:function(t){return Math.min(t+this.options.keeps-1,this._getLastIndex())},_getLastIndex:function(){var t=this.options,e=t.uniqueKeys,t=t.keeps;return 0<e.length?e.length-1:t-1},_getItemSize:function(){return this.isFixed()?this.calcSize.fixed:this.calcSize.average\|\|this.options.size},_getScrollElement:function(t){return t instanceof Document&&9===t.nodeType\|\|t instanceof Window?(this.useWindowScroll=!0,document.scrollingElement\|\|document.documentElement\|\|document.body):(this.useWindowScroll=!1,t)},_getScrollStartOffset:function(){var t=this.calcSize.header;if(this.useWindowScroll&&this.options.wrapper)for(var e=this.options.wrapper;t+=e[b[this.options.direction]],(e=e.offsetParent)&&e!==this.options.wrapper.ownerDocument;);return t}};var x=["delay","group","handle","disabled","draggable","animation","autoScroll","ghostClass","ghostStyle","chosenClass","fallbackOnBody","scrollThreshold","delayOnTouchOnly"];function T(t,e,i){var n=this,e=(this.ctx=t,this.onDrag=e,this.onDrop=i,this.list=r(t.list),this.store={},this.reRendered=!1,x.reduce(function(t,e){return t[e]=n.ctx[e],t},{}));this.sortable=new l(this.ctx.$refs.groupRef,d(d({},e),{},{swapOnDrop:function(t){return t.from===t.to},onDrag:function(t){return n._onDrag(t)},onAdd:function(t){return n._onAdd(t)},onRemove:function(t){return n._onRemove(t)},onChange:function(t){return n._onChange(t)},onDrop:function(t){return n._onDrop(t)}}))}T.prototype={constructor:T,destroy:function(){this.sortable&&this.sortable.destroy(),this.sortable=this.store=null},setValue:function(t,e){"list"===t?this.list=r(e):this.sortable.option(t,e)},_onDrag:function(t){var t=t.node.dataset.key,e=this._getIndex(this.list,t),i=this.list[e];this.store={item:i,key:t,origin:{index:e,list:this.list},from:{index:e,list:this.list},to:{index:e,list:this.list}},this.sortable.option("store",this.store),this.onDrag({list:this.list}),this.ctx.$emit("drag",{item:i,key:t,index:origin.index})},_onRemove:function(t){var t=t.node.dataset.key,e=this._getIndex(this.list,t),i=this.list[e];this.list.splice(e,1),Object.assign(this.store,{key:t,item:i}),this.sortable.option("store",this.store),this.ctx.$emit("remove",{item:i,index:e,key:t})},_onAdd:function(t){var e=t.from,i=t.target,t=t.relative,e=l.get(e).option("store"),n=e.key,e=e.item,i=this._getIndex(this.list,i.dataset.key);-1===t&&(i+=1),this.list.splice(i,0,e),Object.assign(this.store,{to:{index:i,list:this.list}}),this.sortable.option("store",this.store),this.ctx.$emit("add",{item:e,index:i,key:n})},_onChange:function(t){var e,i,n,o,s=l.get(t.from).option("store");t.revertDrag?(this.list=r(this.ctx.list),Object.assign(this.store,{from:s.origin})):(i=t.node,o=t.target,e=t.relative,t=t.backToOrigin,i=this._getIndex(this.list,i.dataset.key),n=this.list[i],o=this._getIndex(this.list,o.dataset.key),t&&(1===e&&s.from.index<o&&--o,-1===e)&&s.from.index>o&&(o+=1),this.list.splice(i,1),this.list.splice(o,0,n),Object.assign(this.store,{from:{index:o,list:this.list},to:{index:o,list:this.list}}))},_onDrop:function(t){var e=this._getStore(t),i=e.from,e=e.to,n=t.from!==t.to\|\|i.origin.index!==e.to.index;this.onDrop({list:this.list}),this.ctx.$emit("drop",{changed:n,list:this.list,item:i.item,key:i.key,from:i.origin,to:e.to}),t.from===t.to&&this.reRendered&&null!=(n=l.dragged)&&n.remove(),t.from!==t.to&&"clone"===t.pullMode&&null!=(i=l.clone)&&i.remove(),this.sortable.option("swapOnDrop",!1),this.reRendered=!1},_getIndex:function(t,e){for(var i=0;i<t.length;i++)if(f(t[i],this.ctx.dataKey)==e)return i;return-1},_getStore:function(t){return{from:l.get(t.from).option("store"),to:l.get(t.to).option("store")}}};var g={dataSource:{type:Array,default:function(){return[]}},dataKey:{type:String,required:!0},scroller:{type:[Window,Document,HTMLElement]},direction:{type:String,default:"vertical"},keeps:{type:Number,default:30},size:{type:Number},draggable:{type:[Function,String]},handle:{type:[Function,String]},group:{type:[String,Object]},debounceTime:{type:Number,default:0},animation:{type:Number,default:150},autoScroll:{type:Boolean,default:!0},scrollThreshold:{type:Number,default:55},keepOffset:{type:Boolean,default:!1},disabled:{type:Boolean,default:!1},fallbackOnBody:{type:Boolean,default:!1},delay:{type:Number,default:0},delayOnTouchOnly:{type:Boolean,default:!1},rootTag:{type:String,default:"div"},wrapTag:{type:String,default:"div"},headerTag:{type:String,default:"div"},footerTag:{type:String,default:"div"},itemTag:{type:String,default:"div"},wrapClass:{type:String,default:""},wrapStyle:{type:Object},itemStyle:{type:Object},headerStyle:{type:Object},footerStyle:{type:Object},itemClass:{type:String,default:""},ghostClass:{type:String,default:""},ghostStyle:{type:Object,default:function(){return{}}},chosenClass:{type:String,default:""}},e={tag:{type:String,default:"div"},event:{type:String},dataKey:{type:[String,Number]},sizeKey:{type:String}},O={inject:["virtualList"],data:function(){return{observer:null}},mounted:function(){var t=this;"undefined"!=typeof ResizeObserver&&(this.observer=new ResizeObserver(function(){t.onSizeChange()}),this.$el)&&this.observer.observe(this.$el)},updated:function(){this.onSizeChange()},beforeDestroy:function(){this.observer&&(this.observer.disconnect(),this.observer=null)},methods:{onSizeChange:function(){this.virtualList[this.event](this.dataKey,this.getCurrentSize())},getCurrentSize:function(){return this.$el?this.$el[this.sizeKey]:0}}},E=t.component("virtual-draglist-items",{mixins:[O],props:e,render:function(t){var e=this.tag,i=this.dataKey;return t(e,{key:i,attrs:{"data-key":i}},this.$slots.default)}}),z=t.component("virtual-draglist-slots",{mixins:[O],props:e,render:function(t){var e=this.tag,i=this.dataKey;return t(e,{key:i,attrs:{role:i}},this.$slots.default)}});return t.component("virtual-drag-list",{model:{prop:"dataSource",event:"updateDataSource"},props:g,data:function(){return{list:[],start:0,timer:null,range:{start:0,end:0,front:0,behind:0},virtual:null,sortable:null,lastLength:null,uniqueKeys:[]}},provide:function(){return{virtualList:this}},computed:{isHorizontal:function(){return"vertical"!==this.direction},itemSizeKey:function(){return this.isHorizontal?"offsetWidth":"offsetHeight"},virtualAttributes:function(){var i=this;return _.reduce(function(t,e){return t[e]=i[e],t},{})},sortableAttributes:function(){var i=this;return x.reduce(function(t,e){return t[e]=i[e],t},{})}},watch:{dataSource:{handler:function(){this._onUpdate()},deep:!0},virtualAttributes:{handler:function(t,e){if(this.virtual)for(var i in t)t[i]!=e[i]&&this.virtual.updateOptions(i,t[i])},deep:!0},sortableAttributes:{handler:function(t,e){if(this.sortable)for(var i in t)t[i]!=e[i]&&this.sortable.setValue(i,t[i])},deep:!0}},activated:function(){this.scrollToOffset(this.virtual.offset),this.virtual.addScrollEventListener()},deactivated:function(){this.virtual.removeScrollEventListener()},created:function(){this.range.end=this.keeps-1,this._initVirtual(),this._onUpdate()},mounted:function(){this.virtual.updateOptions("wrapper",this.$refs.groupRef),this.scroller\|\|this.virtual.updateOptions("scroller",this.$refs.rootRef)},beforeDestroy:function(){this.sortable&&this.sortable.destroy(),this.virtual.removeScrollEventListener(),this.sortable=this.virtual=null},methods:{getSize:function(t){return this.virtual.getSize(t)},getOffset:function(){return this.virtual.getOffset()},getClientSize:function(){return this.virtual.getClientSize()},getScrollSize:function(){return this.virtual.getScrollSize()},scrollToKey:function(t){t=this.uniqueKeys.indexOf(t);-1<t&&this.virtual.scrollToIndex(t)},scrollToIndex:function(t){this.virtual.scrollToIndex(t)},scrollToOffset:function(t){this.virtual.scrollToOffset(t)},scrollToTop:function(){this.virtual.scrollToOffset(0)},scrollToBottom:function(){this.virtual.scrollToBottom()},_onUpdate:function(){var t=this,e=r(this.list);this.list=this.dataSource,this._updateUniqueKeys(),this.virtual.sizes.size?this._updateRange(e,this.list):(clearTimeout(this.timer),this.timer=setTimeout(function(){return t.virtual.updateRange()},17)),this.sortable?this.sortable.setValue("list",this.list):this.$nextTick(function(){return t._initSortable()}),this.lastLength&&this.keepOffset&&(0<(e=this.list.length-this.lastLength)&&this.scrollToIndex(e),this.lastLength=null)},_initVirtual:function(){var e=this;this.virtual=new w({size:this.size,keeps:this.keeps,buffer:Math.round(this.keeps/3),scroller:this.scroller,direction:this.direction,uniqueKeys:this.uniqueKeys,debounceTime:this.debounceTime,throttleTime:this.throttleTime,onScroll:function(t){e.lastLength=null,e.list.length&&t.top?e._handleToTop():t.bottom&&e._handleToBottom()},onUpdate:function(t){l.dragged&&t.start!==e.range.start&&(e.sortable.reRendered=!0),e.range=t}})},_initSortable:function(){var e=this;this.sortable=new T(this,function(){e.start=e.range.start},function(t){t=t.list;t.length===e.list.length&&e.start<e.range.start&&(e.range.front+=l.clone[e.isHorizontal?"offsetWidth":"offsetHeight"],e.start=e.range.start),e.$emit("updateDataSource",t)})},_updateRange:function(t,e){var i,n=d({},this.range);0<this.range.start&&-1<(i=e.indexOf(t[this.range.start]))&&(n.start=i,n.end=i+this.keeps-1),e.length>t.length&&this.range.end===t.length-1&&this._scrolledToBottom()&&(n.end++,n.start=Math.max(0,n.end-this.keeps+1)),this.virtual.updateRange(n)},_scrolledToBottom:function(){var t=this.getOffset(),e=this.getClientSize();return this.getScrollSize()<=t+e+1},_handleToTop:a(function(){this.$emit("top"),this.lastLength=this.list.length}),_handleToBottom:a(function(){this.$emit("bottom")}),_onItemResized:function(t,e){this.virtual.handleItemSizeChange(t,e)},_onSlotResized:function(t,e){this.virtual.handleSlotSizeChange(t,e)},_updateUniqueKeys:function(){var e=this;this.uniqueKeys=this.list.map(function(t){return f(t,e.dataKey)}),this.virtual.updateOptions("uniqueKeys",this.uniqueKeys)},_getItemStyle:function(t){return t==(null==(t=l.dragged)?void 0:t.dataset.key)?{display:"none"}:{}},_renderSlots:function(t,e,i){var n=this.itemSizeKey,o=this.$slots[e],s=d({},this.headerStyle),r=d({},this.footerStyle);return o?t(z,{props:{tag:i,dataKey:e,sizeKey:n,event:"_onSlotResized"},style:"header"===e?s:"footer"===e?r:void 0},o):null},_renderItems:function(t){for(var e=[],i=this.range,n=i.start,o=i.end,s=this.itemTag,r=this.itemClass,l=this.itemSizeKey,a=n;a<=o;a++){var c,h,u=this.list[a];u&&(c=f(u,this.dataKey),h=d(d({},this.itemStyle),this._getItemStyle(c)),e.push(this.$scopedSlots.item?t(E,{key:c,props:{dataKey:c,tag:s,sizeKey:l,event:"_onItemResized"},style:h,class:r},this.$scopedSlots.item({record:u,index:a,dataKey:c})):null))}return e}},render:function(t){var e=this.virtual.useWindowScroll,i=this.range,n=i.front,i=i.behind,o=this.isHorizontal,s=this.headerTag,r=this.footerTag,l=this.rootTag,a=this.wrapTag,c=this.wrapClass,n=d(d({},this.wrapStyle),{},{padding:o?"0px ".concat(i,"px 0px ").concat(n,"px"):"".concat(n,"px 0px ").concat(i,"px")});return t(l,{ref:"rootRef",style:!e&&{overflow:o?"auto hidden":"hidden auto"}},[this._renderSlots(t,"header",s),t(a,{ref:"groupRef",class:c,style:n},this._renderItems(t)),this._renderSlots(t,"footer",r)])}})});

package.json

		{
		"name": "vue-virtual-draglist",
		"version": "2.8.1",
		"version": "2.8.2",
		"description": "A virtual scrolling list component that can be sorted by dragging",
		@@ -39,3 +39,3 @@ "main": "dist/virtual-drag-list.min.js",
		"dependencies": {
		"sortable-dnd": "0.6.2"
		"sortable-dnd": "0.6.3"
		},
		@@ -42,0 +42,0 @@ "devDependencies": {

dist/virtual-drag-list.js

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