internal LIFXProtocolPacket GetPacket()
{
UInt16 payloadLength = (UInt16)payloadToBytes().Length;
UInt16 size = (UInt16)(LIFXProtocolFrame.BASE_SIZE + payloadLength);
var packet = new LIFXProtocolPacket();
packet.Frame = new LIFXProtocolFrame
{
Size = size,
Source = _source,
Tagged = _isTagged
};
packet.FrameAddress = new LIFXProtocolFrameAddress
{
Target = LIFXProtocolFrameAddress.EMPTY_TARGET,
AckRequired = true,
ResRequired = true,
Sequence = 0
};
packet.ProtocolHeader = new LIFXProtocolProtocolHeader
{
Type = (UInt16)_type
};
packet.Payload = this.payloadToBytes();
return(packet);
}
private void HandleDeviceStateVersion(LIFXProtocolPacket packet, string hostname)
{
string id = BitConverter.ToString(packet.FrameAddress.Target);
var device = Devices.FirstOrDefault(x => x.MacAddressString == id);
if (device != null)
{
device.Hostname = hostname;
}
else
{
if (packet.Frame.Source != _discoverSourceID)
{
return;
}
device = new LightBulb()
{
Hostname = hostname,
Service = packet.Payload[0],
Port = BitConverter.ToUInt32(packet.Payload, 1),
MacAddress = packet.FrameAddress.Target
};
Devices.Add(device);
}
}
private async Task <LIFXProtocolPacket> SendReceiveAsync(UInt32 source, string hostName, LIFXProtocolPacket packet, int timeout = 30000)
{
try
{
var tokenSource = new CancellationTokenSource(timeout);
var token = tokenSource.Token;
var tcs = new TaskCompletionSource <LIFXProtocolPacket>();
var successfullAdd = _tcsDictionary.TryAdd(source, tcs);
if (!successfullAdd)
{
throw new Exception($"Failed to add {source} to dictionary");
}
await _networkClient.SendMessage(hostName, packet);
var result = await tcs.Task.WithCancellation(token);
if (_tcsDictionary.ContainsKey(source))
{
TaskCompletionSource <LIFXProtocolPacket> value = null;
_tcsDictionary.TryRemove(source, out value);
}
return(result);
}
finally
{
if (_tcsDictionary.ContainsKey(source))
{
TaskCompletionSource <LIFXProtocolPacket> value = null;
_tcsDictionary.TryRemove(source, out value);
}
}
}
