Multi players on the map

- Fix share user position
 - Fix initialise map
 - Create function to add user on the map with back end data

back/src/Controller/IoSocketController.ts

@@ -125,8 +125,7 @@ export class IoSocketController{
         }
         arrayMap.forEach((value : any) => {
             let roomId = value[0];
-            let data = value[1];
-            this.Io.in(roomId).emit('user-position', JSON.stringify(data));
+            this.Io.in(roomId).emit('user-position', JSON.stringify(arrayMap));
         });
         this.seTimeOutInProgress = setTimeout(() => {
             this.shareUsersPosition();