private Task SetNewQuestion(ASR.Events.AnswerSelectedEventArgs previousAnswer = null)
{
return(Task.Run(() =>
{
if (previousAnswer != null)
{
var info = engine.AddAnswer(previousAnswer.FieldName, previousAnswer.SelectedAnswer);
tts.Speak(string.Join(".", info));
}
if (!engine.IsDialogFinished)
{
var dbValuesRequired = new List <string>();
var dbHandler = new DbDataHandler();
var dialog = engine.GetQuestion(out dbValuesRequired);
if (!string.IsNullOrEmpty(dialog.OtherText))
{
tts.Speak(dialog.OtherText);
}
foreach (var value in dbValuesRequired)
{
engine.AddAnswer(value, dbHandler.GetVarValue(value, engine.AnswersCopy));
}
if (dbValuesRequired != null && dbValuesRequired.Any())
{
engine.ReLoadPompt(dialog.Model);
}
if (dialog.Model is null)
{
viewModel.Dialog.Question = dialog.OtherText;
viewModel.Dialog.Answers = new DictationAnswerViewModel();
}
else
{
viewModel.Dialog = dialog.Model;
StartRecognitionOfCurrentQuestion();
tts.Speak(viewModel.Dialog.Question);
}
}
else
{
viewModel.Dialog.Question = "Goodbye";
viewModel.Dialog.Answers = new DictationAnswerViewModel();
tts.Speak("Goodbye");
}
})
.ContinueWith((t) =>
{
if (t.Status == TaskStatus.Faulted)
{
var exception = t.Exception.Flatten();
Console.WriteLine("Error :" + Environment.NewLine + exception.ToString());
tts.Speak("Error occured, please try again");
StartRecognitionOfCurrentQuestion();
}
}, TaskScheduler.FromCurrentSynchronizationContext()));
}
