feat(ui): Tie selection

Added a minimal ui for the tie selection. Tie selection gets sent to the server via websocket and gets response from it.

knockoutwhistweb/app/model/sessions/UserSession.scala

@@ -27,6 +27,7 @@ class UserSession(val user: User, val host: Boolean, val gameLobby: GameLobby) e
       case _ =>
     }
     websocketActor.foreach(_.solveRequests())
+    println("EVENT which will get transmitted to client:" + event.id)
     websocketActor.foreach(_.transmitEventToClient(event))
   }
 
@@ -73,6 +74,15 @@ class UserSession(val user: User, val host: Boolean, val gameLobby: GameLobby) e
           case None =>
             println("Card Index not found or is not a number.")
         }
+      case "PickTie" =>
+        val maybeCardIndex: Option[Int] = (data \ "cardIndex").asOpt[Int]
+        maybeCardIndex match {
+          case Some(index) =>
+            val session = gameLobby.getUserSession(user.id)
+            gameLobby.selectTie(session, index)
+          case None =>
+            println("Card Index not found or is not a number.")
+        }
       case "KickPlayer" =>
         val maybePlayerId: Option[String] = (data \ "playerId").asOpt[String]
         maybePlayerId match {