private void bw_DoWork(object sender, DoWorkEventArgs e)
{
BackgroundWorker worker = sender as BackgroundWorker;
//bool getMsg = false;
while (worker.CancellationPending == false)
{
/*string msg = client.Receive();
* ponerMensaje(msg);*/
//newMsg = client.Receive();
//if (newMsg != "Operation Timeout")
//getMsg = true;
MensajeServer newMsg = client.Receive();
if (newMsg.type == "status")
{
}
else if (newMsg.type == "message")
{
dataBase.insert((MensajeServerMensaje)newMsg);
}
else if (newMsg.type == "error")
{
}
}
}
/// <summary>
/// Receive data from the server using the established socket connection
/// </summary>
/// <returns>The data received from the server</returns>
public MensajeServer Receive()
{
//string response = "Operation Timeout";
char comunication = 'r';
//Creamos el mensaje que nos ha mandado el servidor
MensajeServer msg = new MensajeServer("NoResponse");
// We are receiving over an established socket connection
if (_socket != null)
{
// Create SocketAsyncEventArgs context object
SocketAsyncEventArgs socketEventArg = new SocketAsyncEventArgs();
socketEventArg.RemoteEndPoint = _socket.RemoteEndPoint;
// Setup the buffer to receive the data
socketEventArg.SetBuffer(new Byte[MAX_BUFFER_SIZE], 0, MAX_BUFFER_SIZE);
// Inline event handler for the Completed event.
// Note: This even handler was implemented inline in order to make
// this method self-contained.
socketEventArg.Completed += new EventHandler <SocketAsyncEventArgs>(delegate(object s, SocketAsyncEventArgs e)
{
if (comunication == 'r')
{
if (e.SocketError == SocketError.Success)
{
// Retrieve the data from the buffer
respuesta = Encoding.UTF8.GetString(e.Buffer, e.Offset, e.BytesTransferred);
respuesta = respuesta.Trim('\0');
//TODO: CONTINUAR AQUI.
if (respuesta != "")
{
JObject o = JObject.Parse(respuesta);
if ((string)o.SelectToken("type") == "message")
{
msg = new MensajeServerMensaje((string)o.SelectToken("message"),
(string)o.SelectToken("room"),
(string)o.SelectToken("name"),
Convert.ToInt32((string)o.SelectToken("user_id")));
}
else if ((string)o.SelectToken("type") == "status")
{
msg = new MensajeServerStatus((string)o.SelectToken("status"));
}
else if ((string)o.SelectToken("type") == "error")
{
msg = new MensajeServerError((string)o.SelectToken("error_msg"));
}
}
}
else
{
//respuesta = e.SocketError.ToString();
msg = new MensajeServerError(e.SocketError.ToString());
}
_clientDone_recive.Set();
}
});
// Sets the state of the event to nonsignaled, causing threads to block
_clientDone_recive.Reset();
// Make an asynchronous Receive request over the socket
_socket.ReceiveAsync(socketEventArg);
// Block the UI thread for a maximum of TIMEOUT_MILLISECONDS milliseconds.
// If no response comes back within this time then proceed
//_clientDone.WaitOne(TIMEOUT_MILLISECONDS);
_clientDone_recive.WaitOne();
}
else
{
//respuesta = "Socket is not initialized";
/*msg = new ChatMensaje("Socket is not initialized",
* "room",
* "SystemRecivFail",
* 0);*/
msg = new MensajeServerError("Socket is not initialized");
}
//return respuesta;
return(msg);
}