public void Disconnect()
{
try
{
SocketConnection.CloseAsync(WebSocketCloseStatus.NormalClosure, String.Empty, _cancellationToken);
}
catch (Exception ex)
{
logger.Warn(ex, $"{Address}: Error while closing agent connection: {ex.Message}");
}
}
private async void StartListen()
{
byte[] buffer = new byte[ReceiveChunkSize];
try
{
while (SocketConnection.State == WebSocketState.Open)
{
var stringResult = new StringBuilder();
WebSocketReceiveResult result;
do
{
result = await SocketConnection.ReceiveAsync(new ArraySegment <byte>(buffer), _cancellationToken);
if (result.MessageType == WebSocketMessageType.Close)
{
await
SocketConnection.CloseAsync(WebSocketCloseStatus.NormalClosure, string.Empty, CancellationToken.None);
OnClose();
}
else
{
var str = Encoding.UTF8.GetString(buffer, 0, result.Count);
stringResult.Append(str);
}
} while (!result.EndOfMessage);
OnMessage(stringResult.ToString());
}
}
catch (Exception ex)
{
OnClose();
OnConnectionError(ex.Message);
}
finally
{
SocketConnection.Dispose();
}
}
private async Task DisconnectAsync()
{
if (connection != null)
{
try
{
dispatcherTimer.Stop();
GamepadService.Autopiloting = false;
await connection.SendAsync("Stop");
await connection.CloseAsync();
}
catch { }
connection = null;
RoverAddressTextBox.IsEnabled = true;
connectButton.Visibility = Visibility.Visible;
disconnectButton.Visibility = Visibility.Collapsed;
roverControl.Visibility = Visibility.Collapsed;
}
}