feat(ui): Websocket

Started implementing functionality to the Websocket

knockoutwhistweb/app/util/mapper/TrickEndEventMapper.scala

@@ -3,12 +3,14 @@ package util.mapper
 import de.knockoutwhist.events.global.TrickEndEvent
 import de.knockoutwhist.rounds.Trick
 import logic.game.GameLobby
+import model.sessions.UserSession
 import play.api.libs.json.{JsObject, Json}
 
 object TrickEndEventMapper extends SimpleEventMapper[TrickEndEvent]{
   override def id: String = "TrickEndEvent"
 
-  override def toJson(event: TrickEndEvent, gameLobby: GameLobby): JsObject = {
+  override def toJson(event: TrickEndEvent, session: UserSession): JsObject = {
+    val gameLobby = session.gameLobby
     Json.obj(
       "playerwon" -> event.winner.name,
       "playersin" -> gameLobby.getLogic.getCurrentMatch.get.playersIn.map(player => player.name),