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e=t.id,r=t.assignments,n=t.ttOffline;if(this._id=e,this._assignments=r,this._ttOffline=n,!this._id)throw new Error("must provide id");if(!this._assignments)throw new Error("must provide assignments");this._errorLogger=function(t){window.console.error(t)},this.analytics=new St}return t.loadVisitor=function(e){if(e){var r=vt.getAssignments();return r?Promise.resolve(new t({id:e,assignments:r,ttOffline:!1})):wt.get("/v1/visitors/"+e,{timeout:5e3}).then(function(e){var r=e.data;return new t({id:r.id,assignments:n.fromJsonArray(r.assignments),ttOffline:!1})}).catch(function(){return new t({id:e,assignments:[],ttOffline:!0})})}return Promise.resolve(new t({id:jt(),assignments:[],ttOffline:!1}))},t.prototype.getId=function(){return this._id},t.prototype.getAssignmentRegistry=function(){return this._assignmentRegistry||(this._assignmentRegistry=this._assignments.reduce(function(t,e){var r;return lt(lt({},t),((r={})[e.getSplitName()]=e,r))},{})),this._assignmentRegistry},t.prototype.vary=function(t,e){if("object"!=typeof e.variants)throw new Error("must provide variants object to `vary` for "+t);if(!e.context)throw new Error("must provide context to `vary` for "+t);if(!e.defaultVariant&&!1!==e.defaultVariant)throw new Error("must provide defaultVariant to `vary` for "+t);var r=e.defaultVariant.toString(),n=e.variants,i=e.context;if(!n.hasOwnProperty(r))throw new Error("defaultVariant: "+r+" must be represented in variants object");var o=this._getAssignmentFor(t,i),s=new kt({assignment:o,visitor:this});for(var a in n)n.hasOwnProperty(a)&&(a===r?s.default(a,n[a]):s.when(a,n[a]));s.run(),s.isDefaulted()&&(o.setVariant(s.getDefaultVariant()),o.setUnsynced(!0),o.setContext(i)),this.notifyUnsyncedAssignments()},t.prototype.ab=function(t,e){var r=new bt({splitName:t,trueVariant:e.trueVariant,visitor:this}).getVariants(),n={};n[r.true.toString()]=function(){e.callback(!0)},n[r.false.toString()]=function(){e.callback(!1)},this.vary(t,{context:e.context,variants:n,defaultVariant:r.false})},t.prototype.setErrorLogger=function(t){if("function"!=typeof t)throw new Error("must provide function for errorLogger");this._errorLogger=t},t.prototype.logError=function(t){this._errorLogger.call(null,t)},t.prototype.linkIdentifier=function(t,e){var r=this;return new At({identifierType:t,value:e,visitorId:this.getId()}).save().then(function(t){r._merge(t),r.notifyUnsyncedAssignments()})},t.prototype.setAnalytics=function(t){if("object"!=typeof t)throw new Error("must provide object for setAnalytics");this.analytics=t},t.prototype.notifyUnsyncedAssignments=function(){this._getUnsyncedAssignments().forEach(this._notify.bind(this))},t.prototype._getUnsyncedAssignments=function(){var t=this.getAssignmentRegistry();return 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this._visitorLoaded.then(function(t){r.set(vt.getCookieName(),t.getId(),{expires:365,path:"/",domain:vt.getCookieDomain()})})},t.prototype.getPublicAPI=function(){var t=this;return{vary:this.vary.bind(this),ab:this.ab.bind(this),logIn:this.logIn.bind(this),signUp:this.signUp.bind(this),initialize:this.initialize.bind(this),_crx:{loadInfo:function(){return t._visitorLoaded.then(function(t){var e={};for(var r in t.getAssignmentRegistry())e[r]=t.getAssignmentRegistry()[r].getVariant();return{visitorId:t.getId(),splitRegistry:vt.getSplitRegistry().asV1Hash(),assignmentRegistry:e}})},persistAssignment:function(e,r,i,o){return t._visitorLoaded.then(function(t){return new _t({visitor:t,username:i,password:o,assignment:new n({splitName:e,variant:r,context:"chrome_extension",isUnsynced:!0})}).persistAssignment()})}}}},t}())).getPublicAPI(),Lt=function(){window.dispatchEvent(new CustomEvent("tt:lib:loaded",{detail:{TestTrack:Pt}}))},Dt=function(){document.body.classList.add("_tt");try{window.dispatchEvent(new CustomEvent("tt:class:added"))}catch(t){}};try{"loading"===document.readyState?document.addEventListener("DOMContentLoaded",Dt):Dt(),Lt(),window.addEventListener("tt:listener:ready",Lt)}catch(t){}return Pt});