diff --git a/VCinema/Hubs/IVCinemaHub.cs b/VCinema/Hubs/IVCinemaHub.cs
index 30adabc..66d2f45 100644
--- a/VCinema/Hubs/IVCinemaHub.cs
+++ b/VCinema/Hubs/IVCinemaHub.cs
@@ -1,8 +1,15 @@
-using System;
+using VCinemaApi.Models;
+
 namespace VCinemaApi.Hubs
 {
     public interface IVCinemaHub
     {
-
+        public Screen CreateScreen(string name);
+        public void DeleteScreen(int screenId);
+        public Screen WatchScreen(int screenId);
+        public void LeaveScreen();
+        public void SetWatcherName(string name);
+        public void SetPlayState(bool playing);
+        public void SetPlayState(bool playing, int playOffset);
     }
 }
diff --git a/VCinema/Hubs/VCinemaHub.cs b/VCinema/Hubs/VCinemaHub.cs
index f48f566..0143941 100644
--- a/VCinema/Hubs/VCinemaHub.cs
+++ b/VCinema/Hubs/VCinemaHub.cs
@@ -1,9 +1,7 @@
 using System;
 using System.Collections.Generic;
-using System.Linq;
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.SignalR;
-using Microsoft.EntityFrameworkCore;
 using VCinemaApi.Models;
 using VCinemaApi.Repositories;
 
@@ -32,14 +30,39 @@ namespace VCinemaApi.Hubs
             await base.OnDisconnectedAsync(exception);
         }
 
-        public IEnumerable<Screen> GetScreens()
+        public Screen CreateScreen(string name)
         {
-            return _screenRepository.GetScreens();
+            throw new NotImplementedException();
         }
 
-        public Screen GetScreenById(int screenId)
+        public void DeleteScreen(int screenId)
         {
-            return _screenRepository.GetScreenById(screenId);
+            throw new NotImplementedException();
+        }
+
+        public Screen WatchScreen(int screenId)
+        {
+            throw new NotImplementedException();
+        }
+
+        public void LeaveScreen()
+        {
+            throw new NotImplementedException();
+        }
+
+        public void SetWatcherName(string name)
+        {
+            throw new NotImplementedException();
+        }
+
+        public void SetPlayState(bool playing)
+        {
+            throw new NotImplementedException();
+        }
+
+        public void SetPlayState(bool playing, int playOffset)
+        {
+            throw new NotImplementedException();
         }
     }
 }