add comments

src/app/services/chat/ws-chat.service.ts

@@ -17,6 +17,7 @@ export class WsChatService {
   constructor() {}
 
   connect() {
+    // dont connect if is already connected
     if(this.ws.connected == true) { return false }
     
     this.ws.connect();
@@ -43,7 +44,7 @@ export class WsChatService {
   }
 
   login() {
-
+    // dont login if is already login
     if(this.isLogin == true) { return new Promise((resolve, reject)=>{ resolve(this.loginResponse) }) }
     
     const requestId =  uuidv4()