private async void Button_Clicked(object sender, EventArgs e)
{
Dictionary <string, object> sintomasDic = new Dictionary <string, object>();
foreach (var item in listview2.ItemsSource)
{
Question dataitem = (Question)item;
if (!dataitem.IsCheckedYes && !dataitem.IsCheckedNo)
{
NotAnsweredQuestions.Add(dataitem);
}
if (dataitem.IsCheckedYes)
{
sintomasDic.Add(dataitem.NombreGrupo, true);
SelectedYesItems.Add(dataitem);
}
else
{
sintomasDic.Add(dataitem.NombreGrupo, false);
SelectedNoItems.Add(dataitem);
}
}
//if (SelectedNoItems.Count == 8 && SelectedYesItems.Count > 0)
// SelectedYesItems.Clear();
if (NotAnsweredQuestions.Count > 0)
{
NotAnsweredQuestions.Clear();
await DisplayAlert("Advertencia", "Debes responder todas las preguntas del cuestionario.", "OK");
}
else
{
await Navigation.PushAsync(new GeneratedQR(sintomasDic, SelectedYesItems.Count));
}
}
protected override void OnDisappearing()
{
base.OnDisappearing();
SelectedYesItems.Clear();
SelectedNoItems.Clear();
}