/// <summary>
/// This is mentioned to be a core for when a new message arrives from a client
/// but make a simplier version where we read an opcode, data and send in a structured data
/// the socket who's doing this
/// </summary>
/// <param name="ar"></param>
private void OnClientMessage(IAsyncResult ar)
{
var handler = (NetworkClient)ar.AsyncState;
if (handler == null)
{
Debug.Warning("We got a null handler at OnClientMessage. Handle this!");
}
try
{
SocketError error;
int read = handler.Socket.EndReceive(ar, out error);
if (error != SocketError.Success)
{
//This means a socket has disconnected
if (error == SocketError.ConnectionReset)
{
var netMsg = new NetworkMessage(handler, null);
NotifyDisconnection(netMsg);
return;
}
}
else if (error == SocketError.Success)
{
if (read > 0)
{
//Extract json data
var encodedBytes = Encoding.UTF8.GetString(handler.buffer);
var packet = JPacketBuilder.Deserialize <Packet>(encodedBytes);
var msg = new NetworkMessage(handler, packet.data);
//Notify the callbacks waiting for this opcode
NotifyDataReceived(packet.opcode, msg);
//Clear the buffer
handler.ClearBuffer();
//Return getting more
handler.Socket.BeginReceive(handler.buffer, 0, handler.buffer.Length, 0, new AsyncCallback(OnClientMessage), handler);
}
else
{
if (handler.IsConnected())
{
handler.Socket.Disconnect(false);
}
var netMsg = new NetworkMessage(handler, null);
NotifyDisconnection(netMsg);
}
}
}
catch (Exception e) {
// Handle all other exceptions
Console.WriteLine(e.ToString());
if (handler.IsConnected())
{
handler.Socket.Disconnect(false);
}
var netMsg = new NetworkMessage(handler, null);
NotifyDisconnection(netMsg);
}
}
/// <summary>
/// Subscribed event for disconnection detect
/// </summary>
/// <param name="client"></param>
private void OnClientDisconnect(NetworkMessage netMsg)
{
netMsg.Sender.Socket.Close();
this._connectedSockets.Remove(netMsg.Sender);
}