private static void InitializeTcpServer(int portNumber) { var callback = new ChatCallback { OnClientConnected = endPoint => { Console.WriteLine("Nowy klient połączony: {0}:{1}", endPoint.Address, endPoint.Port); }, OnMessageReceived = (tcpUser, message) => { var endPoint = (IPEndPoint)tcpUser.Socket.RemoteEndPoint; var formattedMessage = MessageExtractor.Extract(message); var information = InformationConverter.Deserialize(formattedMessage); if (information?.Type == Message) { Console.WriteLine( $"{information.Nick} ({endPoint.Address}:{endPoint.Port}) : {information.Message}"); } }, OnClientDisconnected = endPoint => { Console.WriteLine($"({endPoint.Address}:{endPoint.Port}) has disconnected!"); } }; var server = new TCPServer(portNumber, callback); server.Initialize(); }