fixed joining room error

backend/handlers/gameHandler.js

@@ -45,7 +45,7 @@ module.exports = (io, socket) => {
             // Pushing above data to database
             RoomModel.findOneAndUpdate({ _id: req.session.roomId }, room, (err, updatedRoom) => {
                 if (!updatedRoom) return err;
-                io.to(req.session.roomId).emit('room:data', JSON.stringify(updatedRoom));
+                io.to(req.session.roomId.toString()).emit('room:data', JSON.stringify(updatedRoom));
                 socket.emit('room:move');
             });
         });

backend/handlers/playerHandler.js

@@ -52,7 +52,7 @@ module.exports = (io, socket) => {
                 err => {
                     if (err) return err;
                     // Sends to all players in room game data
-                    io.to(roomId).emit('room:data', JSON.stringify(room));
+                    io.to(roomId.toString()).emit('room:data', JSON.stringify(room));
                 }
             );
         });
@@ -83,7 +83,7 @@ module.exports = (io, socket) => {
                 req.session.color = room.players[0].color;
                 req.session.save();
                 // Sending data to the user, after which player will be redirected to the game
-                socket.join(room._id);
+                socket.join(room._id.toString());
                 socket.emit('player:data', JSON.stringify(req.session));
             });
         });
@@ -120,7 +120,7 @@ module.exports = (io, socket) => {
                 req.session.playerId = updatedRoom.players[updatedRoom.players.length - 1]._id;
                 req.session.color = colors[updatedRoom.players.length - 1];
                 req.session.save();
-                socket.join(room._id);
+                socket.join(room._id.toString());
                 // Sending data to the user, after which player will be redirected to the game
                 socket.emit('player:data', JSON.stringify(req.session));
             });

backend/handlers/roomHandler.js

@@ -8,7 +8,7 @@ module.exports = (io, socket) => {
             if (room.nextMoveTime <= Date.now()) {
                 changeCurrentMovingPlayer();
             } else {
-                io.to(req.session.roomId).emit('room:data', JSON.stringify(room));
+                io.to(req.session.roomId.toString()).emit('room:data', JSON.stringify(room));
             }
         });
     };
@@ -28,7 +28,7 @@ module.exports = (io, socket) => {
             }
             room.nextMoveTime = Date.now() + 15000;
             RoomModel.findOneAndUpdate({ _id: req.session.roomId }, room, function (err, updatedRoom) {
-                io.to(req.session.roomId).emit('room:data', JSON.stringify(updatedRoom));
+                io.to(req.session.roomId.toString()).emit('room:data', JSON.stringify(updatedRoom));
             });
         });
     }

backend/server.js

@@ -78,9 +78,10 @@ io.on('connection', socket => {
     registerRoomHandlers(io, socket);
     registerGameHandlers(io, socket);
     if (socket.request.session.roomId) {
-        socket.join(socket.request.session.roomId);
+        const roomId = socket.request.session.roomId.toString();
+        socket.join(roomId);
         socket.emit('player:data', JSON.stringify(socket.request.session));
-        io.to(socket.request.session.roomId).emit('player joined');
+        io.to(roomId).emit('player joined');
     }
 });
 

src/App.js

@@ -20,6 +20,9 @@ function App() {
             setPlayerData(data);
             data.roomId != null ? setRedirect(true) : setRedirect(false);
         });
+        socket.on('uwaga', data => {
+            console.log(data);
+        });
         setPlayerSocket(socket);
     }, []);