Module 649248

function(e,t,n){"use strict";n.d(t,{A:()=>l});var i=n(580954),r=n(812901);let a={[r.A.WithinAppContent]:0,[r.A.AboveAppContent]:1};class s{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),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,n){let i=this.targets.get(e);null==i&&(i=new Map,this.targets.set(e,i)),i.set(t,{target:t,level:n,seq:this.attachSeq++}),this.reconcile(e)}removeFrameTarget(e,t){let n=this.targets.get(e);null!=n&&n.delete(t)&&this.reconcile(e)}reconcile(e){let t=this.entries.get(e);if(null==t)return;let n=this.pickWinner(e);if(null==n){this.strategy.unplace(t.container),this.background(e);return}this.cancelBackground(e),this.strategy.place(t.container,n.target,n.level)}pickWinner(e){let t=this.targets.get(e);if(null==t)return null;let n=null;for(let e of t.values())(null==n||a[e.level]>a[n.level]||a[e.level]===a[n.level]&&e.seq>n.seq)&&(n=e);return n}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,i.A)().leaveFrame(e)}}let l=new s}