public async Task Disconnect(TransportManager transportManager, CancellationToken ct = default)
{
_logger.Information("Handling disconnection");
await(OnDisconnected?.Invoke(_clientId) ?? Task.CompletedTask);
var olehMessage = Message.Serialize(new OlehMessage());
await Task.WhenAny(
transportManager.Get(ProtocolType.Tcp).SendServerMessageAsync(olehMessage),
transportManager.Get(ProtocolType.Udp).SendServerMessageAsync(olehMessage));
}
public async Task Connect(TransportManager transportManager, CancellationToken ct = default)
{
_logger.Information("Handling connection handshake");
transportManager.OnConnected += OnTransportConnected;
transportManager.OnReceived += OnTransportReceived;
var tcpTransport = transportManager.Get(ProtocolType.Tcp);
var udpTransport = transportManager.Get(ProtocolType.Udp);
await tcpTransport.StartAsync(ct);
await _asyncEvent.WaitAsync(ct);
_logger.Verbose("TCP Transport connected; sending Helo");
_receiveCts = new TaskCompletionSource <HeloAckMessage>();
await tcpTransport.SendServerMessageAsync(Message.Serialize(new HeloMessage()));
var ack = await _receiveCts.Task;
_logger.Verbose("Received TCP HeloAck");
await udpTransport.StartAsync(ct);
await _asyncEvent.WaitAsync(ct);
_logger.Verbose("UDP Transport connected; sending Helo");
_receiveCts = new TaskCompletionSource <HeloAckMessage>();
await udpTransport.SendServerMessageAsync(Message.Serialize(new HeloMessage {
ClientId = ack.ClientId
}));
ack = await _receiveCts.Task;
_logger.Verbose("Received UDP HeloAck");
transportManager.OnConnected -= OnTransportConnected;
transportManager.OnReceived -= OnTransportReceived;
_clientId = ack.ClientId;
await tcpTransport.SendServerMessageAsync(Message.Serialize(new ClientReadyMessage {
ClientId = _clientId
}));
_logger.Information("Connection established with {RemoteEndPoint}; assigned {ClientId:s}", _serverEndPoint, _clientId);
await(OnConnected?.Invoke(_clientId) ?? Task.CompletedTask);
}