public async Task ExecuteAsync(TcpClient tcpClient, CancellationToken stoppingToken)
{
_logger.LogTrace("Client started at: {time}", DateTime.Now);
try
{
await using var bufferedStream = new BufferedStream(tcpClient.GetStream());
using var streamReader = new StreamReader(bufferedStream, Encoding);
await using var streamWriter = new StreamWriter(bufferedStream, Encoding);
if (tcpClient.Connected)
{
var coreAudioController = _cachingCoreAudioController.GetCoreAudioController(stoppingToken);
await SendCurrentAudioStateAsync(streamWriter, coreAudioController, stoppingToken);
}
while (tcpClient.Connected)
{
_logger.LogTrace("Reading message from client.");
var message = await streamReader.ReadLineAsync();
if (message == null)
{
break;
}
_logger.LogTrace("Reading complete, deserialising message from client.");
var audioUpdate = JsonConvert.DeserializeObject <PcAudio>(message, JsonSettings);
if (audioUpdate !.ProtocolVersion != ProtocolVersion)
{
throw new InvalidOperationException(
$"Protocol version mismatch Client('{audioUpdate.ProtocolVersion}') != " +
$"Server('{ProtocolVersion}')");
}
var coreAudioController = _cachingCoreAudioController.GetCoreAudioController(stoppingToken);
await UpdateStateAsync(audioUpdate, coreAudioController, stoppingToken);
await SendCurrentAudioStateAsync(streamWriter, coreAudioController, stoppingToken);
}
}
catch (Exception e)
{
if (!stoppingToken.IsCancellationRequested)
{
_logger.LogError(e, $"Exception occurred for client and {nameof(stoppingToken)} was not cancelled.");
}
}
_logger.LogTrace("Client ended at: {time}", DateTime.Now);
}
protected override async Task ExecuteAsync(CancellationToken stoppingToken)
{
// Perform an initial loading of Core Audio Controller to warm up the application.
// The Core Audio Controller library can take some time to return and is blocking.
await Task.Run(() => _cachingCoreAudioController.GetCoreAudioController(stoppingToken), stoppingToken);
}