add try catch

Server/Models/ServerClient.cs

@@ -6,6 +6,7 @@ using SharedClientServer;
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
+using System.IO;
 using System.Net.Sockets;
 using System.Text;
 using static SharedClientServer.JSONConvert;
@@ -45,7 +46,8 @@ namespace Server.Models
             if (ar == null || (!ar.IsCompleted) || (!this.stream.CanRead) || !this.tcpClient.Client.Connected)
                 return;
 
-
+            try
+            {
                 int bytesReceived = this.stream.EndRead(ar);
 
                 if (totalBufferReceived + bytesReceived > 1024)
@@ -87,6 +89,13 @@ namespace Server.Models
                 // start reading for a new message
                 stream.BeginRead(buffer, 0, buffer.Length, new AsyncCallback(OnRead), null);
 
+            }
+            catch (IOException e)
+            {
+                tcpClient.Close();
+                ServerCommunication.INSTANCE.ServerClientDisconnect(this);
+            }
+            
             
         }
 

Server/Models/ServerCommunication.cs

@@ -97,6 +97,12 @@ namespace Server.Models
             }
         }
 
+        public void ServerClientDisconnect(ServerClient serverClient)
+        {
+            // remove from serverclientsinlobbies
+            // send leave message
+        }
+
         public void SendToAllExcept(string username, byte[] message)
         {
             foreach (ServerClient sc in serverClients)