private void FilterNotes(string searchText)
{
ArchivedNotes.Clear();
if (searchText == string.Empty)
{
ArchivedNotes.AddRange(shadowNotes.OrderByDescending(x => x.ArchivedDate));
}
else
{
var matches = shadowNotes.Select(x =>
{
short score = 0;
if (x.Name.ToLowerInvariant().Contains(searchText))
{
score += 2;
}
if (x.Content.ToLowerInvariant().Contains(searchText))
{
score += 1;
}
return(new { Score = score, Note = x });
})
.Where(x => x.Score > 0)
.OrderByDescending(x => x.Score)
.ThenByDescending(x => x.Note.ArchivedDate)
.Select(x => x.Note);
ArchivedNotes.AddRange(matches);
}
}
private void RemoveNote(ArchivedNoteViewModel archivedNoteVm)
{
shadowNotes.RemoveAll(x => x.Name == archivedNoteVm.Name);
ArchivedNotes.Remove(archivedNoteVm);
ArchivedNotesExist = shadowNotes.Any();
SearchFieldEnabled = shadowNotes.Count > 1;
}
private void ClearSearch()
{
SearchText = string.Empty;
ArchivedNotes.Clear();
ArchivedNotes.AddRange(shadowNotes.OrderByDescending(x => x.ArchivedDate));
previousSearchText = string.Empty;
}
private void NoteDeleted(object sender, DeletedNoteEventArgs e)
{
ArchivedNoteViewModel deletedVm = ArchivedNotes.FirstOrDefault(x => x.Name == e.DeletedNote.Name);
if (deletedVm != null)
{
RemoveNote(deletedVm);
}
}
public ArchivedNotesViewModel(INotesService notesService)
{
_notesService = notesService;
_notesService.Archived += NoteArchived;
_notesService.Restored += NoteRestored;
_notesService.Deleted += NoteDeleted;
var archived = _notesService.LoadArchived();
archivedNotesExist = archived.Any();
searchFieldEnabled = archived.Length > 1;
var viewModels = archived.Select(x => new ArchivedNoteViewModel(x));
ArchivedNotes.AddRange(viewModels);
shadowNotes = viewModels.ToList();
OnRestoreCommand = ReactiveCommand.Create(RestoreSelectedNote);
OnDeleteCommand = ReactiveCommand.Create(DeleteSelectedNote);
OnConfirmCommand = ReactiveCommand.Create(ConfirmDelete);
OnCancelCommand = ReactiveCommand.Create(CancelDelete);
OnClearSearchCommand = ReactiveCommand.Create(ClearSearch);
}
private void NoteRestored(object sender, RestoredNoteEventArgs e)
{
var restoredVm = ArchivedNotes.First(x => x.Name == e.RestoredNote.Name);
RemoveNote(restoredVm);
}
