Mau/Card.cs

@@ -30,7 +30,8 @@ public enum CardType
     SPADES,
     HEARTS,
     DIAMONDS,
-    CLUBS
+    CLUBS,
+    JOKER
 }
 
 public enum CardValue
@@ -47,5 +48,7 @@ public enum CardValue
     JACK,
     QUEEN,
     KING,
-    ACE
+    ACE,
+    RED,
+    BLACK
 }

Mau/Deck.cs

@@ -9,8 +9,15 @@ public class Deck
     {
         foreach (CardType cardType in Enum.GetValues(typeof(CardType)))
         {
+            if (cardType == CardType.JOKER)
+            {
+                UnusedDeck.Add(new Card(cardType, CardValue.RED));
+                UnusedDeck.Add(new Card(cardType, CardValue.BLACK));
+                continue;
+            }
             foreach (CardValue cardValue in Enum.GetValues(typeof(CardValue)))
             {
+                if (cardValue is CardValue.RED or CardValue.BLACK) continue;
                 UnusedDeck.Add(new Card(cardType, cardValue));
             }
         }

Mau/Game.cs

@@ -46,6 +46,17 @@ public class Game
                 PlayCard(player, card);
                 break;
             }
+            case "CHOOSE":
+                var choice = action.Data;
+                if (!Enum.TryParse(choice, out CardType cardType))
+                {
+                    break;
+                }
+                CurrentCard = new Card(cardType, CardValue.JACK);
+                CurrentPlayer.State = PlayerState.WAIT;
+                CurrentPlayer = CurrentCard.CardType == CardType.JOKER ? GetNextPlayer() : GetNextPlayer(2);
+                CurrentPlayer.State = PlayerState.TURN;
+                break;
             case "DRAW":
                 DrawCard(player);
                 break;
@@ -66,6 +77,18 @@ public class Game
     {
         switch (card.CardValue)
         {
+            case CardValue.RED:
+            case CardValue.BLACK:
+            {
+                var nextPlayer = GetNextPlayer();
+                var cardsToDraw = Deck.DrawCards(5);
+                foreach (var drawnCard in cardsToDraw)
+                {
+                    nextPlayer.Hand.Add(drawnCard);
+                }
+                CurrentPlayer.State = PlayerState.CHOOSE;
+                break;
+            }
             case CardValue.TWO:
             {
                 var nextPlayer = GetNextPlayer();
@@ -74,14 +97,18 @@ public class Game
                 {
                     nextPlayer.Hand.Add(drawnCard);
                 }
+                CurrentPlayer.State = PlayerState.WAIT;
                 CurrentPlayer = GetNextPlayer(2);
+                CurrentPlayer.State = PlayerState.TURN;
                 break;
             }
             case CardValue.SEVEN:
             case CardValue.KING:
                 break;
             case CardValue.EIGHT:
+                CurrentPlayer.State = PlayerState.WAIT;
                 CurrentPlayer = GetNextPlayer(2);
+                CurrentPlayer.State = PlayerState.TURN;
                 break;
             case CardValue.ACE:
                 if (Players.Count > 2)
@@ -90,13 +117,15 @@ public class Game
                     CurrentPlayer = GetNextPlayer();
                 }
                 break;
+            case CardValue.JACK:
+                CurrentPlayer.State = PlayerState.CHOOSE;
+                break;
             case CardValue.THREE:
             case CardValue.FOUR:
             case CardValue.FIVE:
             case CardValue.SIX:
             case CardValue.NINE:
             case CardValue.TEN:
-            case CardValue.JACK:
             case CardValue.QUEEN:
             default:
                 CurrentPlayer = GetNextPlayer();
@@ -108,6 +137,8 @@ public class Game
     {
         player.Hand.Add(Deck.DrawCard());
         CurrentPlayer = GetNextPlayer();
+        player.State = PlayerState.WAIT;
+        CurrentPlayer.State = PlayerState.TURN;
     }
 
     private Player GetNextPlayer(int numberOfPlayers = 1)
@@ -135,7 +166,7 @@ public class Game
 
     private static bool IsCardPlayable(Card currentCard, Card playedCard)
     {
-        return IsSameCardType(currentCard, playedCard) || IsSameCardValue(currentCard, playedCard);
+        return IsSameCardType(currentCard, playedCard) || IsSameCardValue(currentCard, playedCard) || playedCard.CardType == CardType.JOKER;
     }
 
     private static bool IsCardInHand(IEnumerable<Card> hand, Card card)

Mau/GameState.cs

@@ -3,6 +3,7 @@
 public class GameState
 {
     public string PlayerName { get; set; }
+    public string CurrentState { get; set; }
     public List<string> Hand { get; set; } = new();
     public string CurrentCard { get; set; }
     public string CurrentPlayer { get; set; }
@@ -12,6 +13,7 @@ public class GameState
     {
         var p = game.GetPlayer(playerId);
         PlayerName = p.Connection.ConnectionId;
+        CurrentState = p.State.ToString();
         foreach (var card in p.Hand)
         {
             Hand.Add(card.ToString());
@@ -23,6 +25,6 @@ public class GameState
         }
         
         CurrentCard = game.CurrentCard.ToString();
-        CurrentPlayer = game.CurrentPlayer.Connection.ConnectionId;;
+        CurrentPlayer = game.CurrentPlayer.Connection.ConnectionId;
     }
 }

Mau/Player.cs

@@ -1,11 +1,11 @@
-using System.Net.WebSockets;
-using MauMau_Server.Websockets;
+using MauMau_Server.Websockets;
 
 namespace MauMau_Server.Mau;
 
 public class Player
 {
     public ConnectionInstance Connection { get; set; }
+    public PlayerState State { get; set; } = PlayerState.WAIT;
     public List<Card> Hand { get; set; } = new();
     
     public Player(ConnectionInstance connection)

Mau/PlayerState.cs

@@ -0,0 +1,8 @@
+namespace MauMau_Server.Mau;
+
+public enum PlayerState
+{
+    TURN,
+    CHOOSE,
+    WAIT
+}