public MainPageViewModel()
{
Notes = new ObservableCollection <NoteModel>();
SaveNoteCommand = new Command(() =>
{
Notes.Add(new NoteModel {
Text = NoteText
});
NoteText = string.Empty;
},
() => !string.IsNullOrEmpty(NoteText));
EraseNotesCommand = new Command(() => Notes.Clear());
NoteSelectedCommand = new Command(async() =>
{
if (SelectedNote is null)
{
return;
}
var detailViewModel = new DetailPageViewModel
{
NoteText = SelectedNote.Text
};
await Application.Current.MainPage.Navigation.PushAsync(new DetailPage(detailViewModel));
SelectedNote = null;
});
}
public DetailPage(DetailPageViewModel viewModel)
{
InitializeComponent();
BindingContext = viewModel;
}