private async void AddArtist() { if (string.IsNullOrEmpty(TitleTextBox.Text)) { return; } IsWorking = true; try { var artist = await RadioService.FindArtist(TitleTextBox.Text); if (artist != null) { Artists.Add(artist); TitleTextBox.Text = string.Empty; } } catch (Exception ex) { LoggingService.Log(ex); } IsWorking = false; }