private void StartListening()
{
PowerLock.RequestScreenLock(10);
SetLabelText(string.Empty);
Task.Run(() => Parallel.Invoke(
() =>
{
if (Pref.GetSoundFeedback())
{
_player.Start();
}
},
() =>
{
if (Pref.GetVibrateFeedback())
{
Vibrator vibrator = Vibrator.Vibrators[0];
vibrator.Vibrate(200, 100);
}
}
));
AudioRecorder.StartRecording(Pref.GetHtmlResponse());
(ProgressPopup ?? (ProgressPopup = new ProgressPopup())).Show();
SetActionButtonIsEnabled(false);
SetButtonImage("listen_disabled_allgreyedout.png");
}
private void Connection_StatusChanged(object sender, ConnectionStatusEventArgs e)
{
if (e.Reason == ConnectionStatus.Connected)
{
IsConnected = true;
TextPopUp.Dismiss();
_onConnectedCallback();
if (responseHandler == null)
{
responseHandler = new ResponseHandler();
}
}
if (e.Reason == ConnectionStatus.ConnectionClosed || e.Reason == ConnectionStatus.ConnectionLost || e.Reason == ConnectionStatus.Unknown)
{
IsConnected = false;
_connection.Dispose();
TextPopUp.Text = "Connection lost. Trying to reconnect in 5s.";
TextPopUp.Show();
MainPage.SetActionButtonIsEnabled(false);
MainPage.SetButtonImage("listen_disabled_allgreyedout.png");
if (AudioRecorder.IsRecording)
{
AudioRecorder.StopRecording();
}
//if (AudioPlayer.IsPlaying)
//{
// AudioPlayer.Stop();
//}
_connection.DataReceived -= Connection_DataReceived;
_connection.StatusChanged -= Connection_StatusChanged;
_connection.Close();
_connection = null;
_peer = null;
_agent = null;
_reconnectTimer.Start();
}
}
private async void Connect()
{
try
{
agent = await Agent.GetAgent("/org/cybernetic87/gassist");
agent.PeerStatusChanged += PeerStatusChanged;
var peers = await agent.FindPeers();
if (peers.Count() > 0)
{
peer = peers.First();
connection = peer.Connection;
connection.DataReceived -= Connection_DataReceived;
connection.DataReceived += Connection_DataReceived;
connection.StatusChanged -= Connection_StatusChanged;
connection.StatusChanged += Connection_StatusChanged;
await connection.Open();
if (reconnectTimer.Enabled == true)
{
reconnectTimer.Stop();
}
actionButton.IsEnable = true;
}
else
{
ShowMessage("Any peer not found, trying to launch app");
StartAndConnect();
}
}
catch (Exception ex)
{
ShowMessage(ex.Message, ex.ToString());
}
audioRecorder = new AudioRecorder(connection, agent, bufferSize);
audioPlayer = new AudioPlayer(OnStopCallback);
}
public async Task HandleResponse(byte[] dataBytes)
{
var ar = AssistResponse.Parser.ParseFrom(dataBytes);
//if (ar.DialogStateOut.MicrophoneMode == DialogStateOut.Types.MicrophoneMode.CloseMicrophone)
//{
// return;
//}
if (ar.EventType == AssistResponse.Types.EventType.EndOfUtterance)
{
AudioRecorder.StopRecording();
if (!string.IsNullOrEmpty(ar.DialogStateOut?.SupplementalDisplayText))
{
MainPage.SetLabelText(ar.DialogStateOut.SupplementalDisplayText);
}
if (string.IsNullOrEmpty(MainPage.ProgressPopup.GetText()))
{
MainPage.SetButtonImage("listen_blue.png");
}
MainPage.ProgressPopup.Dismiss();
await Task.Run(Player.Prepare).ConfigureAwait(false);
MainPage.SetActionButtonIsEnabled(true);
}
if (ar.SpeechResults?.Any(i => (int)i.Stability == 1) == false)
{
if (MainPage.Pref.GetRawVoiceRecognitionText())
{
foreach (string transcript in ar.SpeechResults.Select(x => x.Transcript))
{
MainPage.ProgressPopup.UpdateText(transcript);
}
}
if (!MainPage.Pref.GetRawVoiceRecognitionText() && ar.SpeechResults.Any(i => i.Stability > 0.01))
{
foreach (string transcript in ar.SpeechResults.Where(x => x.Stability > 0.01).Select(x => x.Transcript))
{
MainPage.ProgressPopup.UpdateText(transcript);
}
}
}
if (!string.IsNullOrEmpty(ar.DialogStateOut?.SupplementalDisplayText))
{
MainPage.SetLabelText(ar.DialogStateOut.SupplementalDisplayText);
//return;
}
if (ar.ScreenOut != null)
{
MainPage.SetHtmlView(ar.ScreenOut.Data.ToStringUtf8());
}
if ((ar.DialogStateOut?.VolumePercentage ?? 0) != 0)
{
var newVolumeLevel = Convert.ToInt32(15 * ar.DialogStateOut.VolumePercentage / 100);
AudioManager.VolumeController.Level[AudioVolumeType.Media] = newVolumeLevel;
MainPage.SetButtonImage("listen_blue.png");
MainPage.SetActionButtonIsEnabled(true);
return;
}
if (ar.AudioOut?.AudioData.Length > 0)
{
await Player.WriteBuffer(ar.AudioOut.AudioData.ToByteArray()).ConfigureAwait(false);
if (AudioPlayer.IsPrepared && !AudioPlayer.IsPlaying && Player.Buffered >= 1600)
{
AudioPlayer.IsPlaying = true;
Player.Play();
}
}
}