added more properties

# Conflicts:
#	front/src/Phaser/Game/GameScene.ts

front/src/Api/Events/ApiGameStateEvent.ts

@@ -1,9 +1,28 @@
 import * as tg from "generic-type-guard";
 
+export const isPositionState = new tg.IsInterface().withProperties({
+    x: tg.isNumber,
+    y: tg.isNumber
+}).get()
+export const isPlayerState = new tg.IsInterface()
+    .withStringIndexSignature(
+        new tg.IsInterface().withProperties({
+            position: isPositionState,
+            pusherId: tg.isUnion(tg.isNumber, tg.isUndefined)
+        }).get()
+    ).get()
+
+export type PlayerStateObject = tg.GuardedType<typeof isPlayerState>;
+
 export const isGameStateEvent =
     new tg.IsInterface().withProperties({
         roomId: tg.isString,
-        data:tg.isObject
+        data: tg.isObject,
+        mapUrl: tg.isString,
+        nickName: tg.isString,
+        uuid: tg.isUnion(tg.isString, tg.isUndefined),
+        players: isPlayerState,
+        startLayerName: tg.isUnion(tg.isString, tg.isNull)
     }).get();
 /**
  * A message sent from the game to the iFrame when a user enters or leaves a zone marked with the "zone" property.