[ADD] added joining lobbies

Client/Client.cs

@@ -21,6 +21,7 @@ namespace Client
         private string username;
         public Callback OnSuccessfullConnect;
         public Callback OnLobbiesListReceived;
+        public Callback OnLobbyJoinSuccess;
         public OnLobbyCreated OnLobbyCreated;
         public Lobby[] Lobbies { get; set; }
 
@@ -107,7 +108,9 @@ namespace Client
                             Debug.WriteLine("[CLIENT] got lobby object");
                             Lobby lobby = JSONConvert.GetLobby(payload);
                             OnLobbyCreated?.Invoke(lobby.ID,lobby.PlayersIn,lobby.MaxPlayers);
-
+                            break;
+                        case LobbyIdentifier.JOIN_SUCCESS:
+                            OnLobbyJoinSuccess?.Invoke();
                             break;
                     }
                     //TODO fill lobby with the data received

Client/ViewModels/ViewModel.cs

@@ -34,7 +34,7 @@ namespace Client
 
             OnHostButtonClick = new RelayCommand(hostGame);
 
-            JoinSelectedLobby = new RelayCommand(startGameInLobby, true);
+            JoinSelectedLobby = new RelayCommand(joinLobby, true);
         }
 
         private void hostGame()
@@ -57,6 +57,17 @@ namespace Client
             });
         }
 
+        private void joinLobby()
+        {
+            client.OnLobbyJoinSuccess = OnLobbyJoinSuccess;
+            client.SendMessage(JSONConvert.ConstructLobbyJoinMessage(SelectedLobby.ID));
+        }
+
+        private void OnLobbyJoinSuccess()
+        {
+            startGameInLobby();
+        }
+
 
 
         private void updateLobbies()
@@ -85,8 +96,11 @@ namespace Client
         private void startGameWindow()
         {
             _model.CanStartGame = false;
+            Application.Current.Dispatcher.Invoke(delegate
+            {
                 GameWindow window = new GameWindow();
                 window.Show();
+            });
         }
 
         private void ClickCheck()

Client/Views/GameWindow.xaml.cs

@@ -113,5 +113,10 @@ namespace Client.Views
             string user = data.User.Username; 
             SentMessage.AppendText($"{user}: {message}\n");
         }
+
+        private void Window_Closing(object sender, System.ComponentModel.CancelEventArgs e)
+        {
+
+        }
     }
 }

Client/Views/MainWindow.xaml.cs

@@ -33,18 +33,7 @@ namespace Client
         private void Button_Click(object sender, RoutedEventArgs e)
         {
 
-            Lobby lobbySelected = LobbyList.SelectedItem as Lobby;
-            if(lobbySelected != null)
-            {
-                testLabel.Content = lobbySelected.ID;
-                colorSelection.IsEnabled = false;
-                joinButton.IsEnabled = false;
-                hostButton.IsEnabled = false;
             
-                GameWindow window = new GameWindow();
-                window.Show();
-                Close();
-            }
         }
     }
 }

Server/Models/ServerClient.cs

@@ -124,6 +124,20 @@ namespace Server.Models
                 case JSONConvert.LOBBY:
                     // lobby data
                     LobbyIdentifier l = JSONConvert.GetLobbyIdentifier(payload);
+                    handleLobbyMessage(payload,l);
+                    break;
+                case JSONConvert.CANVAS:
+                    // canvas data
+                    // todo send canvas data to all other serverclients in lobby
+                    break;
+                default:
+                    Debug.WriteLine("[SERVER] Received weird identifier: " + id);
+                    break;
+            }
+        }
+
+        private void handleLobbyMessage(byte[] payload, LobbyIdentifier l)
+        {
             switch (l)
             {
                 case LobbyIdentifier.REQUEST:
@@ -136,14 +150,10 @@ namespace Server.Models
                     Debug.WriteLine("[SERVERCLIENT] created lobby");
                     sendMessage(JSONConvert.ConstructLobbyHostCreatedMessage(created));
                     break;
-                    }
-                    break;
-                case JSONConvert.CANVAS:
-                    // canvas data
-                    // todo send canvas data to all other serverclients in lobby
-                    break;
-                default:
-                    Debug.WriteLine("[SERVER] Received weird identifier: " + id);
+                case LobbyIdentifier.JOIN:
+                    int id = JSONConvert.GetLobbyID(payload);
+                    ServerCommunication.INSTANCE.JoinLobby(this.User,id);
+                    sendMessage(JSONConvert.ConstructLobbyJoinSuccessMessage());
                     break;
             }
         }

Server/Models/ServerCommunication.cs

@@ -33,10 +33,10 @@ namespace Server.Models
             listener = new TcpListener(IPAddress.Any, port);
             serverClients = new List<ServerClient>();
             lobbies = new List<Lobby>();
-            lobbies.Add(new Lobby(1,1,1));
-            lobbies.Add(new Lobby(2, 2, 2));
-            lobbies.Add(new Lobby(3, 3, 3));
+            Lobby temp = new Lobby(1, 1, 8);
+            lobbies.Add(temp);
             serverClientsInlobbies = new Dictionary<Lobby, List<ServerClient>>();
+            serverClientsInlobbies.Add(temp, new List<ServerClient>());
         }
 
         /// <summary>
@@ -157,5 +157,18 @@ namespace Server.Models
             AddToLobby(lobby, user);
             return lobby;
         }
+
+        public void JoinLobby(User user, int id)
+        {
+            foreach (Lobby l in lobbies)
+            {
+                if (l.ID == id)
+                {
+                    AddToLobby(l, user);
+                    Debug.WriteLine($"{user.Username} joined lobby with id {id}");
+                    break;
+                }
+            }
+        }
     }
 }

SharedClientServer/JSONConvert.cs

@@ -20,6 +20,7 @@ namespace SharedClientServer
         {
             HOST,
             JOIN,
+            JOIN_SUCCESS,
             LEAVE,
             LIST,
             REQUEST
@@ -126,6 +127,11 @@ namespace SharedClientServer
             return dynamicAsObject.ToObject<Lobby>();
         }
 
+        public static byte[] ConstructLobbyJoinSuccessMessage()
+        {
+            return GetMessageToSend(LOBBY, new { identifier = LobbyIdentifier.JOIN_SUCCESS});
+        }
+
         #endregion
 
         /// <summary>