Exemple #1
0
        /// <summary>
        /// When connected, sends broadcast message
        /// of this clients' username and starts listening for messages
        /// </summary>
        private async Task OnConnected()
        {
            _ = Task.Run(() => AcceptChatConnections());

            await userInfoBroadcaster.SendAsync(
                Encoding.ASCII.GetBytes(PtpChatCommands.ClientNeedsConnection + " " + clientName),
                (PtpChatCommands.ClientNeedsConnection + " " + clientName).Length,
                DefaultOnConnectedEndpoint);

            OnLocalEventHappened?.Invoke(this, new LogEventArgs()
            {
                message = "Sent \"OnConnected\" broadcast message ."
            });
        }
Exemple #2
0
        /// <summary>
        /// Opens tcp connection on <see cref="connectedUserEntries"/>[userEntryIndex]
        /// if it's opened, returns
        /// </summary>
        /// <param name="userEntryIndex"></param>
        /// <returns></returns>
        private async Task InitiateTcpConnection(int userEntryIndex)
        {
            //Check if user's tcpConnection is open, if not, open it

            if (connectedUserEntries[userEntryIndex].chatConnection != null &&
                connectedUserEntries[userEntryIndex].chatConnection.Connected)
            {
                return;
            }

            var newConnection = new TcpClient();

            newConnection.Connect(new IPEndPoint(connectedUserEntries[userEntryIndex].ipAddress, DefaultValues.TcpMessagingPort));

            connectedUserEntries[userEntryIndex].chatConnection = newConnection;

            _ = Task.Run(() => messagesTracer.TraceConnectionMessages(
                             newConnection,
                             connectedUserEntries[userEntryIndex].username,
                             newConnection.Client.GetRemoteEndPointIpAddress() == newConnection.Client.GetLocalEndPointIpAddress()));

            OnLocalEventHappened.Invoke(this, new LogEventArgs()
            {
                message = $"Connected to {connectedUserEntries[userEntryIndex].username} ."
            });

            //send who we are to the user,
            //add "header" to distinguish between usual OnConnected messages.

            var userInfoBytes = Encoding.ASCII.GetBytes(PtpChatCommands.UserIdentification + " " + clientName);

            await userInfoBroadcaster.SendAsync(
                userInfoBytes,
                userInfoBytes.Length,
                DefaultOnConnectedEndpoint);
        }