Fix shares information to enter into Webrtc room.

- Refactor share position in world class.
- Update selects a client to send information about connecting WebRtc room.

back/src/Model/Websocket/ExtRoom.ts

@@ -1,6 +1,8 @@
 import {ExtRoomsInterface} from "./ExtRoomsInterface";
 import socketIO = require('socket.io');
-import {ExSocketInterface} from "_Model/Websocket/ExSocketInterface";
+import {ExSocketInterface} from "./ExSocketInterface";
+import {MessageUserPosition} from "./MessageUserPosition";
+import {World} from "_Model/World";
 
 export class ExtRooms implements ExtRoomsInterface{
     userPositionMapByRoom: any;
@@ -9,7 +11,7 @@ export class ExtRooms implements ExtRoomsInterface{
     [room: string]: SocketIO.Room;
 }
 
-let RefreshUserPositionFunction = function(rooms : ExtRooms, Io: socketIO.Server) {
+let RefreshUserPositionFunction = function(rooms : ExtRooms, Io: socketIO.Server, World : World) {
     let clients = Io.clients();
     let socketsKey = Object.keys(Io.clients().sockets);
 
@@ -35,6 +37,10 @@ let RefreshUserPositionFunction = function(rooms : ExtRooms, Io: socketIO.Server
             dataArray = [data];
         }
         mapPositionUserByRoom.set(data.roomId, dataArray);
+
+        // update position in the worl
+        let messageUserPosition = new MessageUserPosition(data);
+        World.updatePosition(messageUserPosition);
     }
     rooms.userPositionMapByRoom = Array.from(mapPositionUserByRoom);
 }