private async Task ParseWebSocketAsync(
byte[] b,
HttpParserDelegate parserDelegate,
HttpCombinedParser parserHandler,
IEnumerable <string> subProtocols,
IObserver <string> obs)
{
switch (_dataReceiveState)
{
case DataReceiveState.IsListeningForHandShake:
_handshakeParser.Parse(b, parserDelegate, parserHandler);
HandshakeController(parserDelegate, subProtocols);
break;
case DataReceiveState.IsListening:
await _textDataParser.ParseAsync(_tcpStream, b[0], ExcludeZeroApplicationDataInPong);
if (_textDataParser.IsCloseReceived)
{
StopReceivingData();
}
if (_textDataParser.HasNewMessage)
{
obs.OnNext(_textDataParser.NewMessage);
}
break;
}
}
internal IObservable <string> CreateObservableListener(
CancellationTokenSource innerCancellationTokenSource,
ITcpSocketClient tcpSocketClient,
IEnumerable <string> subProtocols = null)
{
var parserDelegate = new HttpParserDelegate();
var parserHandler = new HttpCombinedParser(parserDelegate);
TextDataParser.Reinitialize();
_innerCancellationTokenSource = innerCancellationTokenSource;
_tcpSocketClient = tcpSocketClient;
DataReceiveMode = DataReceiveMode.IsListeningForHandShake;
IsConnected = false;
_isHandshaking = true;
WatchHandshakeForTimeout(parserDelegate, _innerCancellationTokenSource);
var observable = Observable.Create <string>(
obs =>
{
var disp = _tcpSocketClient.ReadStream.ReadOneByteAtTheTimeObservable(innerCancellationTokenSource, isConnectionOpen: IsConnected || _isHandshaking)
.Subscribe(
b =>
{
if (TextDataParser.IsCloseRecieved)
{
return;
}
if (_hasHandshakeTimedout)
{
_subjectConnectionStatus.OnNext(ConnectionStatus.Aborted);
throw new WebsocketClientLiteException("Connection request to server timed out");
}
switch (DataReceiveMode)
{
case DataReceiveMode.IsListeningForHandShake:
_handshakeParser.Parse(b, parserDelegate, parserHandler);
HandshakeController(parserDelegate, subProtocols);
break;
case DataReceiveMode.IsListeningForTextData:
TextDataParser.Parse(_tcpSocketClient, b[0], ExcludeZeroApplicationDataInPong);
if (TextDataParser.IsCloseRecieved)
{
StopReceivingData();
}
if (TextDataParser.HasNewMessage)
{
obs.OnNext(TextDataParser.NewMessage);
}
break;
}
},
ex =>
{
StopReceivingData();
throw ex;
},
() =>
{
// ReSharper disable once ConvertClosureToMethodGroup
StopReceivingData();
}
);
HasReceivedCloseFromServer = false;
return(disp);
});
return(observable);
}