public ConversationViewModel(ISpeechRecognizer speech, ITextToSpeech tts)
{
this.speech = speech;
this.tts = tts;
this.Start = new Command(() => this.DoConversation());
speech.WhenListeningStatusChanged().Subscribe(x => this.IsListening = x);
}
public DictationViewModel(ISpeechRecognizer speech, IUserDialogs dialogs)
{
IDisposable token = null;
speech
.WhenListeningStatusChanged()
.ObserveOn(RxApp.MainThreadScheduler)
.Subscribe(x => this.ListenText = x
? "Stop Listening"
: "Start Dictation"
);
this.ToggleListen = ReactiveCommand.Create(() =>
{
if (token == null)
{
if (this.UseContinuous)
{
token = speech
.ContinuousDictation()
.ObserveOn(RxApp.MainThreadScheduler)
.Subscribe(
x => this.Text += " " + x,
ex => dialogs.Alert(ex.ToString())
);
}
else
{
token = speech
.ListenUntilPause()
.ObserveOn(RxApp.MainThreadScheduler)
.Subscribe(
x => this.Text = x,
ex => dialogs.Alert(ex.ToString())
);
}
}
else
{
token.Dispose();
token = null;
}
});
}
public DictationViewModel(ISpeechRecognizer speech)
{
IDisposable token = null;
speech
.WhenListeningStatusChanged()
.Subscribe(x => this.ListenText = x
? "Stop Listening"
: "Start Dictation"
);
this.ToggleListen = new Command(async() =>
{
if (speech.Status != SpeechRecognizerStatus.Available)
{
this.ListenText = "Problem with speech recognition engine - " + speech.Status;
return;
}
var granted = await speech.RequestPermission();
if (!granted)
{
this.ListenText = "Invalid Permissions";
return;
}
if (token == null)
{
token = speech
.ContinuousDictation()
//.Catch<string, Exception>(ex => Observable.Return(ex.ToString()))
.Subscribe(x => this.Text += " " + x);
}
else
{
token.Dispose();
token = null;
}
});
}
public DictationViewModel(ISpeechRecognizer speech, IDialogs dialogs)
{
speech
.WhenListeningStatusChanged()
.SubOnMainThread(x => this.IsListening = x);
this.ToggleListen = ReactiveCommand.Create(() =>
{
if (this.IsListening)
{
this.Deactivate();
}
else
{
if (this.UseContinuous)
{
speech
.ContinuousDictation()
.SubOnMainThread(
x => this.Text += " " + x,
ex => dialogs.Alert(ex.ToString())
)
.DisposedBy(this.DeactivateWith);
}
else
{
speech
.ListenUntilPause()
.SubOnMainThread(
x => this.Text = x,
ex => dialogs.Alert(ex.ToString())
)
.DisposedBy(this.DeactivateWith);
}
}
});
}
public ChatViewModel(ITextToSpeech tts, ISpeechRecognizer speech, ISpeechDialogs dialogs)
{
this.tts = tts;
speech.WhenListeningStatusChanged().Subscribe(x => this.IsListening = x);
this.Start = new Command(async() =>
{
if (speech.Status != SpeechRecognizerStatus.Available)
{
await tts.Speak("Problem with speech recognition engine - " + speech.Status);
return;
}
var granted = await speech.RequestPermission();
if (!granted)
{
await tts.Speak("Hey Dummy! Ya you! You didn't enable permissions for the microphone");
return;
}
var answer = await dialogs.Prompt("Hello, please tell me your name?");
await tts.Speak($"Hello {answer}");
});
}