fix

web/src/app/Quality.ts

-import {PeerQuality} from "./api.service";
+import { PeerQuality } from './api.service';
 
 export class Quality {
   static unreachable = new Quality(0, 0, 0, 0);
@@ -16,7 +16,7 @@ export class Quality {
   }
 
   concatPeer(quality?: PeerQuality): Quality {
-    if (!quality) return Quality.unreachable
+    if (!quality) return this.concatQuality(Quality.unreachable);
     return this.concat(quality.delay, quality.jitter, quality.reliability, 0, 1);
   }
 

web/src/app/dashboard/dashboard.component.ts

@@ -45,7 +45,6 @@ export class DashboardComponent implements OnInit {
       };
     } else {
       const link = this.api.connections[from.id]?.[toId];
-      console.log(link);
       if (!link) return;
       if (!to.peers[from.id]) return;
 
@@ -75,11 +74,6 @@ export class DashboardComponent implements OnInit {
     this.displayedColumns = ['name', 'id'].concat(this.api.routers.map(r => r.name));
   }
 
-  value(from: number, to: number) {
-    //
-    // element.peers[id]?.delay
-  }
-
   trackById(index: number, item: any) {
     return index;
   }