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C4IT.API/CustomerPanelHub.cs

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+using System;
+using System.Threading.Tasks;
+using System.Collections.Concurrent;
+
+namespace C4IT.API
+{
+    /*
+    public delegate void ClientConnectionEventHandler(string clientId);
+    public delegate void ClientNameChangedEventHandler(string clientId, string newName);
+    public delegate void ClientGroupEventHandler(string clientId, string groupName);
+
+    public delegate void MessageReceivedEventHandler(string senderClientId, string message);
+    class CustomerPanelHub : Hub
+    {
+        static ConcurrentDictionary<string, string> _users = new ConcurrentDictionary<string, string>();
+
+        public static event ClientConnectionEventHandler ClientConnected;
+        public static event ClientConnectionEventHandler ClientDisconnected;
+        public static event ClientNameChangedEventHandler ClientNameChanged;
+
+        public static event ClientGroupEventHandler ClientJoinedToGroup;
+        public static event ClientGroupEventHandler ClientLeftGroup;
+
+        public static event MessageReceivedEventHandler MessageReceived;
+
+        public static void ClearState()
+        {
+            _users.Clear();
+        }
+
+        //Called when a client is connected
+        public override Task OnConnected()
+        {
+            _users.TryAdd(Context.ConnectionId, Context.ConnectionId);
+
+            ClientConnected?.Invoke(Context.ConnectionId);
+
+            return base.OnConnected();
+        }
+
+        //Called when a client is disconnected
+        public override Task OnDisconnected(bool stopCalled)
+        {
+            string userName;
+            _users.TryRemove(Context.ConnectionId, out userName);
+
+            ClientDisconnected?.Invoke(Context.ConnectionId);
+
+            return base.OnDisconnected(stopCalled);
+        }
+    }
+    */
+    class CustomerPanelHub
+    {
+
+    }
+}