!function(factory){"use strict";"undefined"!=typeof module&&"undefined"!=typeof module.exports?module.exports=factory(require("./Sortable")):"function"==typeof define&&define.amd?define(["./Sortable"],factory):window.SortableMixin=factory(Sortable)}(function(Sortable){"use strict";function _getModelName(component){return component.sortableOptions&&component.sortableOptions.model||_defaultOptions.model}function _getModelItems(component){var name=_getModelName(component),items=component.state&&component.state[name]||component.props[name];return items.slice()}function _extend(dst,src){for(var key in src)src.hasOwnProperty(key)&&(dst[key]=src[key]);return dst}var _nextSibling,_activeComponent,_defaultOptions={ref:"list",model:"items",animation:100,onStart:"handleStart",onEnd:"handleEnd",onAdd:"handleAdd",onUpdate:"handleUpdate",onRemove:"handleRemove",onSort:"handleSort",onFilter:"handleFilter",onMove:"handleMove"},SortableMixin={sortableMixinVersion:"0.1.1",_sortableInstance:null,componentDidMount:function(){var DOMNode,options=_extend(_extend({},_defaultOptions),this.sortableOptions||{}),copyOptions=_extend({},options),emitEvent=function(type,evt){var method=this[options[type]];method&&method.call(this,evt,this._sortableInstance)}.bind(this);"onStart onEnd onAdd onSort onUpdate onRemove onFilter onMove".split(" ").forEach(function(name){copyOptions[name]=function(evt){if("onStart"===name)_nextSibling=evt.item.nextElementSibling,_activeComponent=this;else if("onAdd"===name||"onUpdate"===name){evt.from.insertBefore(evt.item,_nextSibling);var remoteItems,item,newState={},remoteState={},oldIndex=evt.oldIndex,newIndex=evt.newIndex,items=_getModelItems(this);"onAdd"===name?(remoteItems=_getModelItems(_activeComponent),item=remoteItems.splice(oldIndex,1)[0],items.splice(newIndex,0,item),remoteState[_getModelName(_activeComponent)]=remoteItems):items.splice(newIndex,0,items.splice(oldIndex,1)[0]),newState[_getModelName(this)]=items,copyOptions.stateHandler?this[copyOptions.stateHandler](newState):this.setState(newState),this!==_activeComponent&&_activeComponent.setState(remoteState)}setTimeout(function(){emitEvent(name,evt)},0)}.bind(this)},this),DOMNode=this.getDOMNode()?(this.refs[options.ref]||this).getDOMNode():this.refs[options.ref]||this,this._sortableInstance=Sortable.create(DOMNode,copyOptions)},componentWillReceiveProps:function(nextProps){var newState={},modelName=_getModelName(this),items=nextProps[modelName];items&&(newState[modelName]=items,this.setState(newState))},componentWillUnmount:function(){this._sortableInstance.destroy(),this._sortableInstance=null}};return SortableMixin});