Maximum call stack bug fixed

frontend/WebRTC.ts

@@ -202,6 +202,7 @@ export default class WebRTC
         dt.addEventListener("open",()=>{
             this.channel = dt;
             WebRTC.channels.set(this.id, this);
+            this.active = true;
         });
         dt.addEventListener("message",({data})=>{
             let pack = JSON.parse(data);
@@ -209,6 +210,7 @@ export default class WebRTC
         })
         dt.addEventListener("close",()=>{
             this.channel = undefined;
+            this.active = false;
         })
     }
     public destroy()
@@ -232,6 +234,7 @@ export default class WebRTC
         if(event.channel.label == ':default:'){
             WebRTC.channels.set(this.id, this);
             this.channel = event.channel;
+            this.active = true;
             event.channel.addEventListener("message",({data})=>{
                 let pack = JSON.parse(data);
                 this.emit('input', pack);