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function(e,t,i){i.d(t,{A:()=>c});var n=i(256693),s=i(281969),l=i(580954),r=i(812901);let a={[r.A.Backstage]:-1,[r.A.WithinAppContent]:0,[r.A.AboveAppContent]:1};class o{strategy=(0,r.G)();entries=new Map;entryListeners=new Set;targets=new Map;backgrounded=new Map;attachSeq=0;setPool(e){this.strategy.setPool(e)}registerPoolEntry(e,t){this.entries.set(e,t),this.strategy.initialize(t.container),this.reconcile(e),this.emitEntryChange()}removePoolEntry(e){let t=this.entries.get(e);null!=t&&(this.strategy.unplace(t.container),t.container.remove()),this.entries.delete(e),this.targets.delete(e),this.cancelBackground(e),(0,n.fS)(e)||s.A.removeFrame(e),this.emitEntryChange()}getPoolEntry(e){return this.entries.get(e)??null}subscribeEntries(e){return this.entryListeners.add(e),()=>{this.entryListeners.delete(e)}}emitEntryChange(){for(let e of this.entryListeners)e()}registerFrameTarget(e,t,i){let n=this.targets.get(e);null==n&&(n=new Map,this.targets.set(e,n)),n.set(t,{target:t,level:i,seq:this.attachSeq++}),this.reconcile(e)}removeFrameTarget(e,t){let i=this.targets.get(e);null!=i&&i.delete(t)&&this.reconcile(e)}reconcile(e){let t=this.entries.get(e);if(null==t)return;let i=this.pickWinner(e);if(null==i){this.strategy.unplace(t.container),this.background(e),(0,n.fS)(e)||s.A.setFrameVisible(e,!1);return}this.cancelBackground(e),this.strategy.place(t.container,i.target,i.level),(0,n.fS)(e)||s.A.setFrameVisible(e,i.level!==r.A.Backstage)}pickWinner(e){let t=this.targets.get(e);if(null==t)return null;let i=null;for(let e of t.values())(null==i||a[e.level]>a[i.level]||a[e.level]===a[i.level]&&e.seq>i.seq)&&(i=e);return i}background(e){if(!this.backgrounded.has(e))for(this.backgrounded.set(e,setTimeout(()=>this.evict(e),3e5));this.backgrounded.size>3;){let e=this.backgrounded.keys().next().value;if(null==e)break;this.evict(e)}}cancelBackground(e){let t=this.backgrounded.get(e);null!=t&&(clearTimeout(t),this.backgrounded.delete(e))}evict(e){(this.cancelBackground(e),(0,n.fS)(e))?(0,n.aQ)(e):(0,l.A)().leaveFrame(e)}}let c=new o}