Controller fertig gefüllt, 2 Fehlende Klassen hinzugefügt

PenAndPaperManager/Controller/ChatController.cs

@@ -1,4 +1,6 @@
-using System;
+using Models;
+using Services;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
@@ -6,7 +8,23 @@ using System.Threading.Tasks;
 
 namespace Controller
 {
-    internal class ChatController
+    public class ChatController
     {
+        private IChatService chatService;
+        private ISessionService sessionService;
+        private List<Action<Message>> messageCallbacks;
+
+        public bool SendMessage(string sessionID, string message)
+        {
+            return false;
+        }
+        public List<Message> GetMessageHistory(string sessionID)
+        {
+            return null;
+        }
+        public void SubscribeToMessages(Action<Message> callback)
+        {
+
+        }
     }
 }