Partial rewrite, missing:

- Correctly parsing incoming messages
- Sending the gamestate after relevant actions

Room/RoomType.cs

@@ -0,0 +1,38 @@
+using MauMau_Server.Websockets;
+
+namespace MauMau_Server.Room;
+
+public abstract class RoomType
+{ 
+    protected readonly Room _room;
+ 
+    protected RoomType(Room room)
+    {
+        _room = room;
+    }
+ 
+    /**
+     * <summary>
+     * This method is called when a message is received from a ConnectionInstance
+     * </summary>
+     * <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);
+    
+    /**
+     * <summary>
+     * This method is called when a new ConnectionInstance is added to the Room.
+     * </summary>
+     * <param name="connection">The ConnectionInstance that was added to the Room</param>
+     */
+    public abstract void OnConnect(ConnectionInstance connection);
+    
+    /**
+     * <summary>
+     * This method is called when a ConnectionInstance is either removed from the Room or the ConnectionInstance's WebSocket is closed.
+     * </summary>
+     * <param name="connection">The ConnectionInstance that was removed from the Room</param>
+     */
+    public abstract void OnDisconnect(ConnectionInstance connection);
+}