Mau/ActionDTO.cs

@@ -2,12 +2,12 @@
 
 public class ActionDTO
 {
-    public string Action { get; set; }
+    public string Type { get; set; }
     public string Data { get; set; }
 
-    public ActionDTO(string action, string data)
+    public ActionDTO(string type, string data)
     {
-        Action = action;
+        Type = type;
         Data = data;
     }
 

Mau/Deck.cs

@@ -4,6 +4,7 @@ public class Deck
 {
     private List<Card> _unusedDeck = new();
     private List<Card> _usedDeck = new();
+    public Card CurrentCard;
 
     /**
      * <summary>
@@ -14,6 +15,8 @@ public class Deck
     {
         CreateSet();
         ShuffleDeck();
+        CurrentCard = DrawCard();
+        _usedDeck.Add(CurrentCard);
     }
     
     /**

Mau/Game.cs

@@ -2,6 +2,7 @@
 using MauMau_Server.Mau.Managers;
 using MauMau_Server.Websockets;
 using MauMau_Server.Room;
+using MauMau_Server.Room.Messages;
 using Newtonsoft.Json;
 
 namespace MauMau_Server.Mau;
@@ -9,51 +10,55 @@ namespace MauMau_Server.Mau;
 public class Game : RoomType
 {
     private readonly Deck _deck = new();
-    public Card CurrentCard;
     private readonly TurnManager _turnManager = new();
 
     public Game(Room.Room room, IEnumerable<ConnectionInstance> connections) : base(room)
     {
-        CurrentCard = _deck.DrawCard();
+        // Convert all the connections to players
-        _deck.AddCardToUsedDeck(CurrentCard);
-
         List<Player> players = new();
         foreach (var player in connections.Select(connection => new Player(connection)))
         {
+            // Give the new player a hand of cards
             var initialHand = _deck.DrawCards(8);
             player.GiveCards(initialHand);
             players.Add(player);
         }
 
+        // Add all the players to the turn manager
         _turnManager.Initialize(players);
+        
+        // Broadcast new game state
+        SendGameState();
     }
 
     /**
      * <inheritdoc cref="RoomType.OnMessage"/>
      */
-    public override void OnMessage(ConnectionInstance sender, string message)
+    public override void OnMessage(ConnectionInstance sender, RoomMessage<string> message)
     {
+        // If the message type is not a game message, ignore the message
+        if (message.Type is not ("CHOOSE" or "DRAW" or "PLAY"))
+        {
+            return;
+        }
+        
         // Get the player that sent the message
         var player = _turnManager.Players.FirstOrDefault(x => x.IsMe(sender.Id));
 
         // If the player is not the player that is currently playing, ignore the message
         if (_turnManager.CurrentPlayer != player) return;
 
-        // Deserialize the message
-        var gameMessage = JsonConvert.DeserializeObject<GameMessage>(message);
-
         // Based on the message intent, handle the message
-        switch (gameMessage.Intent)
+        switch (message.Type)
         {
-            case GameIntent.CHOOSE:
+            case "CHOOSE":
-                Choose(player, gameMessage.Data);
+                Choose(player, message.Data);
+                break;
+            case "PLAY":
+                Play(player, message.Data);
                 break;
-            case GameIntent.DRAW:
             default:
-                Draw(player, gameMessage.Data);
+                Draw(player);
-                break;
-            case GameIntent.PLAY:
-                Play(player, gameMessage.Data);
                 break;
         }
     }
@@ -63,10 +68,18 @@ public class Game : RoomType
      */
     public override void OnConnect(ConnectionInstance connection)
     {
+        // Broadcast that a player joined
+        var joinMessage = new JoinMessage(connection.Id, connection.Name + " has joined the room.");
+        _room.BroadCast(new RoomMessage<JoinMessage>("JOIN", joinMessage));
+        
+        // Create a new player, give them a new hand and add them to the game
         var player = new Player(connection);
         var initialHand = _deck.DrawCards(8);
         player.GiveCards(initialHand);
         _turnManager.Players.Add(player);
+        
+        // Broadcast new game state
+        SendGameState();
     }
 
     /**
@@ -74,16 +87,29 @@ public class Game : RoomType
      */
     public override void OnDisconnect(ConnectionInstance connection)
     {
+        // Broadcast that the player left
+        var leaveMessage = new LeaveMessage(connection.Id, connection.Name + " has left the room.");
+        _room.BroadCast(new RoomMessage<LeaveMessage>("LEAVE", leaveMessage));
+        
+        // Get the player that left
         var player = _turnManager.Players.FirstOrDefault(x => x.IsMe(connection.Id));
         if (player is null) return;
+        
+        // Add the player's hand to the used deck
         var playerHand = player.Hand;
         _deck.AddCardsToUsedDeck(playerHand);
+        
+        // Change the turn if the player that left was the current player
         if (player == _turnManager.CurrentPlayer)
         {
             _turnManager.ChangeTurn();
         }
 
+        // Remove the player from the game
         _turnManager.Players.Remove(player);
+        
+        // Broadcast new game state
+        SendGameState();
     }
 
     /**
@@ -102,10 +128,10 @@ public class Game : RoomType
         }
 
         // Does the current card require the next player to draw cards?
-        var isCardGivingCard = CurrentCard.CardType == CardType.JOKER || CurrentCard.CardValue == CardValue.TWO;
+        var isCardGivingCard = _deck.CurrentCard.CardType == CardType.JOKER || _deck.CurrentCard.CardValue == CardValue.TWO;
 
         // Can the player that received a card giving card counter the card?
-        var skippedPlayerCanPlay = player.CanPlayCard(CurrentCard);
+        var skippedPlayerCanPlay = player.CanPlayCard(_deck.CurrentCard);
 
         // If the card is a card giving card and the player cannot counter it, skip the next player
         var shouldSkipPlayer = isCardGivingCard && !skippedPlayerCanPlay;
@@ -113,12 +139,15 @@ public class Game : RoomType
             ? _turnManager.GetNextPlayer(2)
             : _turnManager.GetNextPlayer();
 
-        // TODO: Not make it a jack, as it would not work when a Joker is played
+        // TODO: Not make it a jack, as it would not work when a Joker was played
         // Set the new current card
-        CurrentCard = new Card(cardType, CardValue.JACK);
+        _deck.CurrentCard = new Card(cardType, CardValue.JACK);
 
         // Change the turns
         _turnManager.ChangeTurn(nextPlayer);
+        
+        // Broadcast new game state
+        SendGameState();
     }
 
     /**
@@ -132,21 +161,22 @@ public class Game : RoomType
      * <param name="player">The player that drew a card</param>
      * <param name="data">A string that can be serialized to a drawcard instance</param>
      */
-    private void Draw(Player player, string data)
+    private void Draw(Player player)
     {
-        // TODO: data will contain the amount of cards to draw in the future, for now, just draw 1 card
-
         // Draw a card from the deck
         var drawnCard = _deck.DrawCard();
 
         // Give the card to the player
         player.GiveCard(drawnCard);
 
-        // If the player can play the card, do not change the player
+        // Change the player if the drawn card cannot be played
-        if (drawnCard.CanBePlayedOn(CurrentCard)) return;
+        if (!drawnCard.CanBePlayedOn(_deck.CurrentCard))
+        {
+            _turnManager.ChangeTurn();
+        }
         
-        // Change the turn to the next player
+        // Broadcast new game state
-        _turnManager.ChangeTurn();
+        SendGameState();
     }
 
     /**
@@ -181,7 +211,7 @@ public class Game : RoomType
 
         // Check if the played card is compatible with the current card
         // If not, ignore the play
-        if (!playerCard.CanBePlayedOn(CurrentCard))
+        if (!playerCard.CanBePlayedOn(_deck.CurrentCard))
         {
             return;
         }
@@ -193,7 +223,7 @@ public class Game : RoomType
         _deck.AddCardToUsedDeck(playerCard);
 
         // Set the new current card
-        CurrentCard = playerCard;
+        _deck.CurrentCard = playerCard;
 
         if (player.Hand.Count == 0)
         {
@@ -201,9 +231,19 @@ public class Game : RoomType
             return;
         }
 
+        // Change the turn based on the played card
         HandleNextPlayer(playerCard);
+        
+        // Broadcast new game state
+        SendGameState();
     }
 
+    /**
+     * <summary>
+     * Based on the played card, change the turn to the next player.
+     * </summary>
+     * <param name="card">The card that was played</param>
+     */
     private void HandleNextPlayer(Card card)
     {
         switch (card.CardValue)
@@ -250,13 +290,31 @@ public class Game : RoomType
         }
     }
 
-    private void EndGame(Player winner)
+    /**
+     * <summary>
+     * Create a game state for each player and send it to them.
+     * By making a unique game state for each player we can hide information (like other player's hands).
+     * </summary>
+     */
+    private void SendGameState()
     {
-        _room._roomType = new Lobby(_room, winner.Connection);
+        foreach (var player in _turnManager.Players)
+        {
+            var gameState = new GameState(player, _deck.CurrentCard, _turnManager.CurrentPlayer, _turnManager.Players);
+            player.Connection.SendMessageAsync(JsonConvert.SerializeObject(new RoomMessage<GameState>("GAME", gameState)));
+        }
     }
 
-    public Player? GetPlayer(string playerId)
+    /**
+     * <summary>
+     * Broadcast the winner of the game and change the room's type to a lobby.
+     * </summary>
+     * <param name="winner">The player that won the game</param>
+     */
+    private void EndGame(Player winner)
     {
-        return _turnManager.Players.FirstOrDefault(p => p.IsMe(playerId));
+        var winMessage = new EndMessage(winner.Connection.Id, winner.Connection.Name);
+        _room.BroadCast(new RoomMessage<EndMessage>("END", winMessage));
+        _room.RoomType = new Lobby(_room);
     }
 }

Mau/GameMessages/ChooseCard.cs

@@ -1,6 +0,0 @@
-namespace MauMau_Server.Mau.GameMessages;
-
-public class ChooseCard
-{
-    
-}

Mau/GameMessages/GameMessage.cs

@@ -1,14 +0,0 @@
-namespace MauMau_Server.Mau.GameMessages;
-
-public class GameMessage
-{
-    public GameIntent Intent { get; set; }
-    public string Data { get; set; }
-}
-
-public enum GameIntent
-{
-    CHOOSE,
-    DRAW,
-    PLAY,
-}

Mau/GameState.cs

@@ -3,29 +3,28 @@
 public class GameState
 {
     public PlayerDTO Me { get; set; }
-    public string CurrentState { get; set; }
+    public string MyState { get; set; }
     public List<string> Hand { get; set; } = new();
     public string CurrentCard { get; set; }
     public PlayerDTO CurrentPlayer { get; set; }
     public List<PlayerDTO> Players { get; set; } = new();
 
-    public GameState(Game game, string playerId)
+    public GameState(Player me, Card currentCard, Player currentPlayer, List<Player> others)
     {
-        var p = game.GetPlayer(playerId);
+        Me = new PlayerDTO(me);
-        Me = new PlayerDTO(game.GetPlayer(playerId));
+        MyState = me.State.ToString();
-        CurrentState = p.State.ToString();
+        foreach (var card in me.Hand)
-        foreach (var card in p.Hand)
         {
             Hand.Add(card.ToString());
         }
         
-        foreach (var player in game.Players)
+        foreach (var player in others)
         {
             Players.Add(new PlayerDTO(player));
         }
         
-        CurrentCard = game.CurrentCard.ToString();
+        CurrentCard = currentCard.ToString();
-        CurrentPlayer = new PlayerDTO(game.CurrentPlayer);
+        CurrentPlayer = new PlayerDTO(currentPlayer);
     }
 }
 
@@ -38,7 +37,7 @@ public class PlayerDTO
     public PlayerDTO(Player player)
     {
         Name = player.Connection.Name;
-        Id = player.Connection.Id;
+        Id = player.Connection.Id.ToString();
         CardsLeft = player.Hand.Count;
     }
 }

Mau/Player.cs

@@ -28,7 +28,7 @@ public class Player
         return Hand.FirstOrDefault(handCard => handCard.IsSameCard(card));
     }
     
-    public bool IsMe(string playerId) => Connection.Id == playerId;
+    public bool IsMe(Guid playerId) => Connection.Id == playerId;
 
     public bool CanPlayCard(Card currentCard)
     {

Room/Chat/Chat.cs

@@ -1,33 +0,0 @@
-using System.Text.Json;
-using MauMau_Server.Websockets;
-
-namespace MauMau_Server.Room.Chat;
-
-public class Chat
-{
-    private readonly Room _room;
-    
-    public Chat(Room room)
-    {
-        _room = room;
-    }
-    
-    public void SendChatMessage(ConnectionInstance connection, string message)
-    {
-        var chatMessage = new ChatMessage(connection.Name, message);
-        var formattedMessage = new MessageDTO("CHAT", JsonSerializer.Serialize(chatMessage));
-        WebsocketManager.BroadcastAsync(_room.GetWebsockets(), JsonSerializer.Serialize(formattedMessage));
-    }
-}
-
-public class ChatMessage
-{
-    public string Sender { get; set; }
-    public string Message { get; set; }
-    
-    public ChatMessage(string sender, string message)
-    {
-        Sender = sender;
-        Message = message;
-    }
-}

Room/Chat/ChatOutput.cs

@@ -1,18 +0,0 @@
-namespace MauMau_Server.Mau;
-
-public class ChatOutput
-{
-    public string PlayerName { get; set; }
-    public string Message { get; set; }
-    
-    public ChatOutput(string playerName, string message)
-    {
-        PlayerName = playerName;
-        Message = message;
-    }
-    
-    public ChatOutput()
-    {
-        
-    }
-}

Room/Lobby.cs

@@ -1,39 +1,33 @@
 using MauMau_Server.Mau;
+using MauMau_Server.Room.Messages;
 using MauMau_Server.Websockets;
 
 namespace MauMau_Server.Room;
 
 public class Lobby : RoomType
 {
-    private readonly Room _room;
+    public Lobby(Room room) : base(room)
-    
-    public Lobby(Room room)
     {
-        _room = room;
     }
 
-    public Lobby(Room room, ConnectionInstance connection)
+    public override void OnMessage(ConnectionInstance sender, RoomMessage<string> message)
-    {
-        _room = room;
-        Console.WriteLine(connection.Name + " won the game!");
-    }
-
-    public void OnMessage(ConnectionInstance sender, string message)
     {
         // TODO: Add a way to change game settings
-        if (sender == _room._host)
+        if (message.Type == "LOBBY" && sender == _room.Host)
         {
-            _room._roomType = new Game(_room, _room.Connections);
+            _room.RoomType = new Game(_room, _room.Connections);
         }
     }
 
-    public void OnConnect(ConnectionInstance connection)
+    public override void OnConnect(ConnectionInstance connection)
     {
-        var roomMessage = new RoomMessage("LOBBY", MessageType.INFO, _room.Connections, connection.Name + " joined!");
+        var joinMessage = new JoinMessage(connection.Id, connection.Name + " has joined the room.");
+        _room.BroadCast(new RoomMessage<JoinMessage>("JOIN", joinMessage));
     }
 
-    public void OnDisconnect(ConnectionInstance connection)
+    public override void OnDisconnect(ConnectionInstance connection)
     {
-        throw new NotImplementedException();
+        var leaveMessage = new LeaveMessage(connection.Id, connection.Name + " has left the room.");
+        _room.BroadCast(new RoomMessage<LeaveMessage>("LEAVE", leaveMessage));
     }
 }

Room/Messages/ChatMessage.cs

@@ -0,0 +1,13 @@
+namespace MauMau_Server.Room.Messages;
+
+public class ChatMessage
+{
+    public string Sender { get; set; }
+    public string Message { get; set; }
+    
+    public ChatMessage(string sender, string message)
+    {
+        Sender = sender;
+        Message = message;
+    }
+}

Room/Messages/EndMessage.cs

@@ -0,0 +1,13 @@
+namespace MauMau_Server.Room.Messages;
+
+public class EndMessage
+{
+    public Guid WinnerId { get; set; }
+    public string WinnerName { get; set; }
+    
+    public EndMessage(Guid winnerId, string winnerName)
+    {
+        WinnerId = winnerId;
+        WinnerName = winnerName;
+    }
+}

Room/Messages/JoinMessage.cs

@@ -0,0 +1,21 @@
+namespace MauMau_Server.Room.Messages;
+
+public class JoinMessage
+{
+    public Guid Id { get; set; }
+    public string ChatMessage { get; set; }
+    public string? Data { get; set; }
+    
+    public JoinMessage(Guid id, string chatMessage, string data)
+    {
+        Id = id;
+        ChatMessage = chatMessage;
+        Data = data;
+    }
+    
+    public JoinMessage(Guid id, string chatMessage)
+    {
+        Id = id;
+        ChatMessage = chatMessage;
+    }
+}

Room/Messages/LeaveMessage.cs

@@ -0,0 +1,13 @@
+namespace MauMau_Server.Room.Messages;
+
+public class LeaveMessage
+{
+    public Guid Id { get; set; }
+    public string ChatMessage { get; set; }
+    
+    public LeaveMessage(Guid id, string chatMessage)
+    {
+        Id = id;
+        ChatMessage = chatMessage;
+    }
+}

Room/Room.cs

@@ -1,6 +1,7 @@
 using System.Net.WebSockets;
 using System.Text.Json;
 using System.Text.RegularExpressions;
+using MauMau_Server.Room.Messages;
 using MauMau_Server.Websockets;
 
 namespace MauMau_Server.Room;
@@ -10,22 +11,24 @@ public class Room
     private readonly IRoomManager _roomManager;
     private readonly string _roomId;
     public readonly List<ConnectionInstance> Connections = new();
-    public ConnectionInstance? _host;
+    public ConnectionInstance? Host;
-    private readonly Chat.Chat _chat;
+    public RoomType RoomType;
-    public RoomType _roomType;
 
     public Room(IRoomManager roomManager, string roomId)
     {
         _roomManager = roomManager;
-        _chat = new Chat.Chat(this);
+        RoomType = new Lobby(this);
-        _roomType = new Lobby(this);
         _roomId = roomId;
     }
 
     public async Task InstantiateConnection(WebSocket socket, string name)
     {
-        var connection = AddConnection(socket, name);
+        var connectionId = Guid.NewGuid();
-        _roomType.OnConnect(connection);
+        var connection = new ConnectionInstance(name, connectionId, socket);
+        if (IsEmpty()) Host = connection;
+        Connections.Add(connection);
+        
+        RoomType.OnConnect(connection);
         await HandleConnection(connection);
     }
 
@@ -34,16 +37,17 @@ public class Room
         var webSocketResponse = await WebsocketManager.ReceiveAsync(connection.Socket);
         while (!webSocketResponse.Result!.CloseStatus.HasValue)
         {
-            var message = JsonSerializer.Deserialize<MessageDTO>(webSocketResponse.SlicedBuffer);
+            var message = JsonSerializer.Deserialize<RoomMessage<string>>(webSocketResponse.SlicedBuffer);
             if (message.Type == "CHAT")
             {
-                var cleanedMessage = StripHTML(message.Payload);
+                var cleanedMessage = StripHTML(message.Data);
                 if (string.IsNullOrWhiteSpace(cleanedMessage)) cleanedMessage = "Mau!";
-                _chat.SendChatMessage(connection, cleanedMessage);
+                var chatMessage = new ChatMessage(connection.Name, cleanedMessage);
+                BroadCast(new RoomMessage<ChatMessage>("CHAT", chatMessage));
             }
             else
             {
-                _roomType.OnMessage(connection, message.Payload);
+                RoomType.OnMessage(connection, message);
             }
 
             webSocketResponse = await WebsocketManager.ReceiveAsync(connection.Socket);
@@ -52,30 +56,23 @@ public class Room
         HandleDisconnect(connection);
     }
 
-    private ConnectionInstance AddConnection(WebSocket socket, string name)
-    {
-        var connectionId = Guid.NewGuid().ToString();
-        var connection = new ConnectionInstance(name, connectionId, socket);
-        if (IsEmpty()) _host = connection;
-        Connections.Add(connection);
-        return connection;
-    }
-
     private void HandleDisconnect(ConnectionInstance connection)
     {
         Connections.Remove(connection);        
-        _roomType.OnDisconnect(connection);
+        RoomType.OnDisconnect(connection);
         if (IsEmpty())
         {
             _roomManager.RemoveRoom(_roomId);
+            return;
         }
-        else if (connection == _host)
+
+        if (connection == Host)
         {
-            _host = Connections.First();
+            Host = Connections.First();
         }
     }
 
-    public void BroadCast(RoomMessage message)
+    public void BroadCast<T>(RoomMessage<T> message)
     {
         foreach (var connection in Connections)
         {
@@ -83,11 +80,6 @@ public class Room
         }
     }
 
-    public List<WebSocket> GetWebsockets()
-    {
-        return Connections.Select(connection => connection.Socket).ToList();
-    }
-
     public bool IsEmpty()
     {
         return Connections.Count == 0;

Room/RoomMessage.cs

@@ -1,39 +1,20 @@
-using MauMau_Server.Websockets;
+using Newtonsoft.Json;
 
 namespace MauMau_Server.Room;
 
-public class RoomMessage
+public class RoomMessage<T>
 {
-    public string CurrentRoomType;
+    public string Type { get; set; }
-    public string? MessageType;
+    public string Data { get; set; }
-    public List<string> JoinedPlayers;
-    public string? Message;
     
-    public RoomMessage(string currentRoomType, IEnumerable<ConnectionInstance> joinedPlayers, string? message)
+    public RoomMessage(string type, T data)
     {
-        CurrentRoomType = currentRoomType;
+        Type = type;
-        JoinedPlayers = GetNamesFromConnections(joinedPlayers);
+        Data = JsonConvert.SerializeObject(data);
-        Message = message;
     }
     
-    public RoomMessage(string currentRoomType, MessageType messageType, IEnumerable<ConnectionInstance> joinedPlayers, string? message)
+    public RoomMessage()
     {
-        CurrentRoomType = currentRoomType;
-        MessageType = messageType.ToString();
-        JoinedPlayers = GetNamesFromConnections(joinedPlayers);
-        Message = message;
-    }
         
-    private static List<string> GetNamesFromConnections(IEnumerable<ConnectionInstance> connections)
-    {
-        return connections.Select(player => player.Name).ToList();
     }
 }
-
-public enum MessageType
-{
-    INFO,
-    SUCCES,
-    WARNING,
-    ERROR
-}

Room/RoomType.cs

@@ -18,7 +18,7 @@ public abstract class RoomType
      * <param name="sender">The ConnectionInstance that sent the message</param>
      * <param name="message">The message received</param>
      */
-    public abstract void OnMessage(ConnectionInstance sender, string message);
+    public abstract void OnMessage(ConnectionInstance sender, RoomMessage<string> message);
     
     /**
      * <summary>

Websockets/ConnectionInstance.cs

@@ -5,11 +5,11 @@ namespace MauMau_Server.Websockets;
 
 public class ConnectionInstance
 {
+    public Guid Id { get; set; }
     public string Name { get; set; }
-    public string Id { get; set; }
     public WebSocket Socket { get; set; }
     
-    public ConnectionInstance(string name, string id, WebSocket socket)
+    public ConnectionInstance(string name, Guid id, WebSocket socket)
     {
         Name = name;
         Id = id;

Websockets/WebsocketManager.cs

@@ -5,21 +5,6 @@ namespace MauMau_Server.Websockets;
 
 public static class WebsocketManager
 {
-    public static void SendAsync(WebSocket socket, string message)
-    {
-        var bytes = Encoding.Default.GetBytes(message);
-        var arraySegment = new ArraySegment<byte>(bytes);
-        socket.SendAsync(arraySegment, WebSocketMessageType.Text, true, CancellationToken.None);
-    }
-    
-    public static void BroadcastAsync(List<WebSocket> sockets, string message)
-    {
-        foreach (var socket in sockets)
-        {
-            SendAsync(socket, message);
-        }
-    }
-    
     public static async Task<WebSocketResponse> ReceiveAsync(WebSocket webSocket)
     {
         var buffer = new byte[4096];