add subscribe

src/app/services/socket/rocket-chat-client.service.ts

@@ -128,19 +128,19 @@ class _RocketChatClientService {
   }
 
 
-  subscribe() {
+  subscribe(roomId : string) {
     const requestId =  uuidv4()
     var subscribeRequest = {
       "msg": "sub",
       "id": requestId,
       "name": "stream-notify-room",
       "params":[
-      "room-id/event",
+      `${roomId}/event`,
         false
       ]
     }
 
-   this.ws.send(subscribeRequest);
+    this.ws.send(subscribeRequest);
 
     return new Promise((resolve, reject) => {
       this.ws.registerCallback({type:'Onmessage', requestId, runOnces: true, funx:(message)=>{