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this.map(function(t){return t.toJSON(e)})},sync:function(){return h.sync.apply(this,arguments)},add:function(t,e){return this.set(t,b.extend({merge:!1},e,_))},remove:function(t,e){e=b.extend({},e);var i=!b.isArray(t);t=i?[t]:t.slice();t=this._removeModels(t,e);return!e.silent&&t.length&&(e.changes={added:[],merged:[],removed:t},this.trigger("update",this,e)),i?t[0]:t},set:function(t,e){if(null!=t){(e=b.extend({},w,e)).parse&&!this._isModel(t)&&(t=this.parse(t,e)||[]);var i=!b.isArray(t);t=i?[t]:t.slice();var n=e.at;(n=(n=null!=n?+n:n)>this.length?this.length:n)<0&&(n+=this.length+1);for(var s=[],r=[],o=[],h=[],a={},u=e.add,c=e.merge,l=e.remove,d=!1,f=this.comparator&&null==n&&!1!==e.sort,p=b.isString(this.comparator)?this.comparator:null,g=0;g<t.length;g++){var v,m=t[g],_=this.get(m);_?(c&&m!==_&&(v=this._isModel(m)?m.attributes:m,e.parse&&(v=_.parse(v,e)),_.set(v,e),o.push(_),f&&!d&&(d=_.hasChanged(p))),a[_.cid]||(a[_.cid]=!0,s.push(_)),t[g]=_):u&&(m=t[g]=this._prepareModel(m,e))&&(r.push(m),this._addReference(m,e),a[m.cid]=!0,s.push(m))}if(l){for(g=0;g<this.length;g++)a[(m=this.models[g]).cid]||h.push(m);h.length&&this._removeModels(h,e)}var y=!1;if(s.length&&(!f&&u&&l)?(y=this.length!==s.length||b.some(this.models,function(t,e){return t!==s[e]}),this.models.length=0,x(this.models,s,0),this.length=this.models.length):r.length&&(f&&(d=!0),x(this.models,r,null==n?this.length:n),this.length=this.models.length),d&&this.sort({silent:!0}),!e.silent){for(g=0;g<r.length;g++)null!=n&&(e.index=n+g),(m=r[g]).trigger("add",m,this,e);(d||y)&&this.trigger("sort",this,e),(r.length||h.length||o.length)&&(e.changes={added:r,removed:h,merged:o},this.trigger("update",this,e))}return i?t[0]:t}},reset:function(t,e){e=e?b.clone(e):{};for(var i=0;i<this.models.length;i++)this._removeReference(this.models[i],e);return e.previousModels=this.models,this._reset(),t=this.add(t,b.extend({silent:!0},e)),e.silent||this.trigger("reset",this,e),t},push:function(t,e){return this.add(t,b.extend({at:this.length},e))},pop:function(t){var e=this.at(this.length-1);return this.remove(e,t)},unshift:function(t,e){return this.add(t,b.extend({at:0},e))},shift:function(t){var e=this.at(0);return this.remove(e,t)},slice:function(){return o.apply(this.models,arguments)},get:function(t){if(null!=t)return this._byId[t]||this._byId[this.modelId(this._isModel(t)?t.attributes:t)]||t.cid&&this._byId[t.cid]},has:function(t){return null!=this.get(t)},at:function(t){return t<0&&(t+=this.length),this.models[t]},where:function(t,e){return this[e?"find":"filter"](t)},findWhere:function(t){return this.where(t,!0)},sort:function(t){var e=this.comparator;if(!e)throw new Error("Cannot sort a set without a comparator");t=t||{};var i=e.length;return b.isFunction(e)&&(e=e.bind(this)),1===i||b.isString(e)?this.models=this.sortBy(e):this.models.sort(e),t.silent||this.trigger("sort",this,t),this},pluck:function(t){return this.map(t+"")},fetch:function(i){var n=(i=b.extend({parse:!0},i)).success,s=this;return i.success=function(t){var e=i.reset?"reset":"set";s[e](t,i),n&&n.call(i.context,s,t,i),s.trigger("sync",s,t,i)},B(this,i),this.sync("read",this,i)},create:function(t,e){var n=(e=e?b.clone(e):{}).wait;if(!(t=this._prepareModel(t,e)))return!1;n||this.add(t,e);var s=this,r=e.success;return e.success=function(t,e,i){n&&s.add(t,i),r&&r.call(i.context,t,e,i)},t.save(null,e),t},parse:function(t,e){return t},clone:function(){return new this.constructor(this.models,{model:this.model,comparator:this.comparator})},modelId:function(t){return t[this.model.prototype.idAttribute||"id"]},values:function(){return new E(this,k)},keys:function(){return new E(this,I)},entries:function(){return new E(this,S)},_reset:function(){this.length=0,this.models=[],this._byId={}},_prepareModel:function(t,e){if(this._isModel(t))return t.collection||(t.collection=this),t;t=new((e=e?b.clone(e):{}).collection=this).model(t,e);return t.validationError?(this.trigger("invalid",this,t.validationError,e),!1):t},_removeModels:function(t,e){for(var i=[],n=0;n<t.length;n++){var s,r,o=this.get(t[n]);o&&(s=this.indexOf(o),this.models.splice(s,1),this.length--,delete this._byId[o.cid],null!=(r=this.modelId(o.attributes))&&delete this._byId[r],e.silent||(e.index=s,o.trigger("remove",o,this,e)),i.push(o),this._removeReference(o,e))}return i},_isModel:function(t){return t instanceof v},_addReference:function(t,e){this._byId[t.cid]=t;var i=this.modelId(t.attributes);null!=i&&(this._byId[i]=t),t.on("all",this._onModelEvent,this)},_removeReference:function(t,e){delete this._byId[t.cid];var i=this.modelId(t.attributes);null!=i&&delete this._byId[i],this===t.collection&&delete t.collection,t.off("all",this._onModelEvent,this)},_onModelEvent:function(t,e,i,n){if(e){if(("add"===t||"remove"===t)&&i!==this)return;var s,r;"destroy"===t&&this.remove(e,n),"change"!==t||(s=this.modelId(e.previousAttributes()))!==(r=this.modelId(e.attributes))&&(null!=s&&delete this._byId[s],null!=r&&(this._byId[r]=e))}this.trigger.apply(this,arguments)}});var y="function"==typeof Symbol&&Symbol.iterator;y&&(m.prototype[y]=m.prototype.values);var E=function(t,e){this._collection=t,this._kind=e,this._index=0},k=1,I=2,S=3;y&&(E.prototype[y]=function(){return this}),E.prototype.next=function(){if(this._collection){if(this._index<this._collection.length){var t,e=this._collection.at(this._index);return this._index++,{value:this._kind===k?e:(t=this._collection.modelId(e.attributes),this._kind===I?t:[t,e]),done:!1}}this._collection=void 0}return{value:void 0,done:!0}};var e=h.View=function(t){this.cid=b.uniqueId("view"),this.preinitialize.apply(this,arguments),b.extend(this,b.pick(t,P)),this._ensureElement(),this.initialize.apply(this,arguments)},T=/^(\S+)\s*(.*)$/,P=["model","collection","el","id","attributes","className","tagName","events"];b.extend(e.prototype,n,{tagName:"div",$:function(t){return this.$el.find(t)},preinitialize:function(){},initialize:function(){},render:function(){return this},remove:function(){return this._removeElement(),this.stopListening(),this},_removeElement:function(){this.$el.remove()},setElement:function(t){return this.undelegateEvents(),this._setElement(t),this.delegateEvents(),this},_setElement:function(t){this.$el=t instanceof h.$?t:h.$(t),this.el=this.$el[0]},delegateEvents:function(t){if(!(t=t||b.result(this,"events")))return this;for(var e in this.undelegateEvents(),t){var i=t[e];(i=!b.isFunction(i)?this[i]:i)&&(e=e.match(T),this.delegate(e[1],e[2],i.bind(this)))}return this},delegate:function(t,e,i){return this.$el.on(t+".delegateEvents"+this.cid,e,i),this},undelegateEvents:function(){return this.$el&&this.$el.off(".delegateEvents"+this.cid),this},undelegate:function(t,e,i){return this.$el.off(t+".delegateEvents"+this.cid,e,i),this},_createElement:function(t){return document.createElement(t)},_ensureElement:function(){var t;this.el?this.setElement(b.result(this,"el")):(t=b.extend({},b.result(this,"attributes")),this.id&&(t.id=b.result(this,"id")),this.className&&(t.class=b.result(this,"className")),this.setElement(this._createElement(b.result(this,"tagName"))),this._setAttributes(t))},_setAttributes:function(t){this.$el.attr(t)}});function H(i,n,t,s){b.each(t,function(t,e){n[e]&&(i.prototype[e]=function(n,t,s,r){switch(t){case 1:return function(){return n[s](this[r])};case 2:return function(t){return n[s](this[r],t)};case 3:return function(t,e){return n[s](this[r],$(t,this),e)};case 4:return function(t,e,i){return n[s](this[r],$(t,this),e,i)};default:return function(){var t=o.call(arguments);return t.unshift(this[r]),n[s].apply(n,t)}}}(n,t,e,s))})}var $=function(e,t){return b.isFunction(e)?e:b.isObject(e)&&!t._isModel(e)?A(e):b.isString(e)?function(t){return t.get(e)}:e},A=function(t){var e=b.matches(t);return function(t){return e(t.attributes)}};b.each([[m,{forEach:3,each:3,map:3,collect:3,reduce:0,foldl:0,inject:0,reduceRight:0,foldr:0,find:3,detect:3,filter:3,select:3,reject:3,every:3,all:3,some:3,any:3,include:3,includes:3,contains:3,invoke:0,max:3,min:3,toArray:1,size:1,first:3,head:3,take:3,initial:3,rest:3,tail:3,drop:3,last:3,without:0,difference:0,indexOf:3,shuffle:1,lastIndexOf:3,isEmpty:1,chain:1,sample:3,partition:3,groupBy:3,countBy:3,sortBy:3,indexBy:3,findIndex:3,findLastIndex:3},"models"],[v,{keys:1,values:1,pairs:1,invert:1,pick:0,omit:0,chain:1,isEmpty:1},"attributes"]],function(t){var i=t[0],e=t[1],n=t[2];i.mixin=function(t){var e=b.reduce(b.functions(t),function(t,e){return t[e]=0,t},{});H(i,t,e,n)},H(i,b,e,n)}),h.sync=function(t,e,n){var i=C[t];b.defaults(n=n||{},{emulateHTTP:h.emulateHTTP,emulateJSON:h.emulateJSON});var s,r={type:i,dataType:"json"};n.url||(r.url=b.result(e,"url")||F()),null!=n.data||!e||"create"!==t&&"update"!==t&&"patch"!==t||(r.contentType="application/json",r.data=JSON.stringify(n.attrs||e.toJSON(n))),n.emulateJSON&&(r.contentType="application/x-www-form-urlencoded",r.data=r.data?{model:r.data}:{}),!n.emulateHTTP||"PUT"!==i&&"DELETE"!==i&&"PATCH"!==i||(r.type="POST",n.emulateJSON&&(r.data._method=i),s=n.beforeSend,n.beforeSend=function(t){if(t.setRequestHeader("X-HTTP-Method-Override",i),s)return s.apply(this,arguments)}),"GET"===r.type||n.emulateJSON||(r.processData=!1);var o=n.error;n.error=function(t,e,i){n.textStatus=e,n.errorThrown=i,o&&o.call(n.context,t,e,i)};r=n.xhr=h.ajax(b.extend(r,n));return e.trigger("request",e,r,n),r};var C={create:"POST",update:"PUT",patch:"PATCH",delete:"DELETE",read:"GET"};h.ajax=function(){return h.$.ajax.apply(h.$,arguments)};var y=h.Router=function(t){t=t||{},this.preinitialize.apply(this,arguments),t.routes&&(this.routes=t.routes),this._bindRoutes(),this.initialize.apply(this,arguments)},R=/\((.*?)\)/g,M=/(\(\?)?:\w+/g,N=/\*\w+/g,j=/[\-{}\[\]+?.,\\\^$|#\s]/g;b.extend(y.prototype,n,{preinitialize:function(){},initialize:function(){},route:function(e,i,n){b.isRegExp(e)||(e=this._routeToRegExp(e)),b.isFunction(i)&&(n=i,i=""),n=n||this[i];var s=this;return h.history.route(e,function(t){t=s._extractParameters(e,t);!1!==s.execute(n,t,i)&&(s.trigger.apply(s,["route:"+i].concat(t)),s.trigger("route",i,t),h.history.trigger("route",s,i,t))}),this},execute:function(t,e,i){t&&t.apply(this,e)},navigate:function(t,e){return h.history.navigate(t,e),this},_bindRoutes:function(){if(this.routes){this.routes=b.result(this,"routes");for(var t,e=b.keys(this.routes);null!=(t=e.pop());)this.route(t,this.routes[t])}},_routeToRegExp:function(t){return t=t.replace(j,"\\$&").replace(R,"(?:$1)?").replace(M,function(t,e){return e?t:"([^/?]+)"}).replace(N,"([^?]*?)"),new RegExp("^"+t+"(?:\\?([\\s\\S]*))?$")},_extractParameters:function(t,e){var i=t.exec(e).slice(1);return b.map(i,function(t,e){return e===i.length-1?t||null:t?decodeURIComponent(t):null})}});var O=h.History=function(){this.handlers=[],this.checkUrl=this.checkUrl.bind(this),"undefined"!=typeof window&&(this.location=window.location,this.history=window.history)},U=/^[#\/]|\s+$/g,z=/^\/+|\/+$/g,q=/#.*$/;O.started=!1,b.extend(O.prototype,n,{interval:50,atRoot:function(){return this.location.pathname.replace(/[^\/]$/,"$&/")===this.root&&!this.getSearch()},matchRoot:function(){return this.decodeFragment(this.location.pathname).slice(0,this.root.length-1)+"/"===this.root},decodeFragment:function(t){return decodeURI(t.replace(/%25/g,"%2525"))},getSearch:function(){var t=this.location.href.replace(/#.*/,"").match(/\?.+/);return t?t[0]:""},getHash:function(t){t=(t||this).location.href.match(/#(.*)$/);return t?t[1]:""},getPath:function(){var t=this.decodeFragment(this.location.pathname+this.getSearch()).slice(this.root.length-1);return"/"===t.charAt(0)?t.slice(1):t},getFragment:function(t){return(t=null==t?this._usePushState||!this._wantsHashChange?this.getPath():this.getHash():t).replace(U,"")},start:function(t){if(O.started)throw new Error("Backbone.history has already been started");if(O.started=!0,this.options=b.extend({root:"/"},this.options,t),this.root=this.options.root,this._wantsHashChange=!1!==this.options.hashChange,this._hasHashChange="onhashchange"in window&&(void 0===document.documentMode||7<document.documentMode),this._useHashChange=this._wantsHashChange&&this._hasHashChange,this._wantsPushState=!!this.options.pushState,this._hasPushState=!(!this.history||!this.history.pushState),this._usePushState=this._wantsPushState&&this._hasPushState,this.fragment=this.getFragment(),this.root=("/"+this.root+"/").replace(z,"/"),this._wantsHashChange&&this._wantsPushState){if(!this._hasPushState&&!this.atRoot()){t=this.root.slice(0,-1)||"/";return this.location.replace(t+"#"+this.getPath()),!0}this._hasPushState&&this.atRoot()&&this.navigate(this.getHash(),{replace:!0})}this._hasHashChange||!this._wantsHashChange||this._usePushState||(this.iframe=document.createElement("iframe"),this.iframe.src="javascript:0",this.iframe.style.display="none",this.iframe.tabIndex=-1,(e=(e=document.body).insertBefore(this.iframe,e.firstChild).contentWindow).document.open(),e.document.close(),e.location.hash="#"+this.fragment);var e=window.addEventListener||function(t,e){return attachEvent("on"+t,e)};if(this._usePushState?e("popstate",this.checkUrl,!1):this._useHashChange&&!this.iframe?e("hashchange",this.checkUrl,!1):this._wantsHashChange&&(this._checkUrlInterval=setInterval(this.checkUrl,this.interval)),!this.options.silent)return this.loadUrl()},stop:function(){var t=window.removeEventListener||function(t,e){return detachEvent("on"+t,e)};this._usePushState?t("popstate",this.checkUrl,!1):this._useHashChange&&!this.iframe&&t("hashchange",this.checkUrl,!1),this.iframe&&(document.body.removeChild(this.iframe),this.iframe=null),this._checkUrlInterval&&clearInterval(this._checkUrlInterval),O.started=!1},route:function(t,e){this.handlers.unshift({route:t,callback:e})},checkUrl:function(t){var e=this.getFragment();if((e=e===this.fragment&&this.iframe?this.getHash(this.iframe.contentWindow):e)===this.fragment)return!1;this.iframe&&this.navigate(e),this.loadUrl()},loadUrl:function(e){return!!this.matchRoot()&&(e=this.fragment=this.getFragment(e),b.some(this.handlers,function(t){if(t.route.test(e))return t.callback(e),!0}))},navigate:function(t,e){if(!O.started)return!1;e&&!0!==e||(e={trigger:!!e}),t=this.getFragment(t||"");var i=this.root,n=(i=""===t||"?"===t.charAt(0)?i.slice(0,-1)||"/":i)+t;t=t.replace(q,"");i=this.decodeFragment(t);if(this.fragment!==i){if(this.fragment=i,this._usePushState)this.history[e.replace?"replaceState":"pushState"]({},document.title,n);else{if(!this._wantsHashChange)return this.location.assign(n);this._updateHash(this.location,t,e.replace),this.iframe&&t!==this.getHash(this.iframe.contentWindow)&&(n=this.iframe.contentWindow,e.replace||(n.document.open(),n.document.close()),this._updateHash(n.location,t,e.replace))}return e.trigger?this.loadUrl(t):void 0}},_updateHash:function(t,e,i){i?(i=t.href.replace(/(javascript:|#).*$/,""),t.replace(i+"#"+e)):t.hash="#"+e}}),h.history=new O;v.extend=m.extend=y.extend=e.extend=O.extend=function(t,e){var i=this,n=t&&b.has(t,"constructor")?t.constructor:function(){return i.apply(this,arguments)};return b.extend(n,i,e),n.prototype=b.create(i.prototype,t),(n.prototype.constructor=n).__super__=i.prototype,n};var F=function(){throw new Error('A "url" property or function must be specified')},B=function(e,i){var n=i.error;i.error=function(t){n&&n.call(i.context,e,t,i),e.trigger("error",e,t,i)}};return h});