async Task ExecuteLoadAudiosCommand()
{
if (IsBusy)
{
return;
}
IsBusy = true;
try
{
Audios.Clear();
var audios = await AudiosRepository.GetItemsAsync();
foreach (var audio in audios)
{
Audios.Add(audio);
}
}
catch (Exception ex)
{
Debug.WriteLine(ex);
}
finally
{
IsBusy = false;
}
}
protected internal void AddAudio(Speech speech)
{
if (speech == null)
{
throw new ArgumentNullException(nameof(speech));
}
if (Audios.Any(x => x.Id == speech.Id))
{
Audios.Remove(Audios.SingleOrDefault(x => x.Id == speech.Id));
}
Audios.Add(speech);
}
/// <summary>
/// Конструктор по умолчанию.
/// </summary>
public AudiosViewModel(string uniqueKey, long ownerID)
: base(uniqueKey)
{
_audios = new AudiosCollection(ownerID);
_recommendations = new RecommendedAudiosCollection((ulong)ownerID);
_popular = new PopularAudiosCollection();
_albums = new AudioAlbumsCollection(ownerID);
Refresh = new RelayCommand(() => Audios.Refresh());
RefreshAlbums = new RelayCommand(() => Albums.Refresh());
RefreshPopular = new RelayCommand(() => Popular.Refresh());
RefreshRecommended = new RelayCommand(() => Recommendations.Refresh());
DeleteCommand = new RelayCommand <VKAudio>(async audio =>
{
var request = new Request.DeleteAudioRequest(audio.ID, audio.OwnerID);
var response = await request.ExecuteAsync();
if (response.Error.ErrorType == VKErrors.None)
{
Audios.Remove(audio);
}
else
{
await ServiceHelper.DialogService.ShowMessageBox("Произошла ошибка: " + response.Error.ErrorType.ToString(),
"Не удалось удалить аудиозапись.");
}
});
DownloadAudio = new RelayCommand <VKAudio>(async audio =>
{
var command = new VKSaverDownloadCommand();
command.Downloads.Add(CoreHelper.GetDownload(audio));
await command.TryExecute();
});
#if DEBUG
if (ViewModelBase.IsInDesignModeStatic)
{
for (int i = 0; i < 71; i++)
{
Audios.Add(DesignDataHelper.GetAudio());
Recommendations.Add(DesignDataHelper.GetAudio());
Popular.Add(DesignDataHelper.GetAudio());
}
}
#endif
}
private void tbSearch_TextChanged(object sender, EventArgs e)
{
var Pattern = tbSearch.Text;
try
{
var Parts = Pattern.ToLower().Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
if (Parts.Length == 0)
{
DisplayItems();
return;
}
ShownItems = new Audios();
foreach (var Item in Core.GetAudios())
{
bool IsFound = true;
var AudioName = Item.ShortName.ToLower();
foreach (var Part in Parts)
{
if (!AudioName.Contains(Part))
{
IsFound = false;
break;
}
}
if (IsFound)
{
ShownItems.Add(Item);
}
}
pnAudios.Build(ShownItems);
lbItemCount.Text = "Items: " + ShownItems.Count;
Invalidate(true);
}
catch (Exception E)
{
Logger.ErrorException("Files processing exception.", E);
ShowError(E);
}
}
private void tbSearch_TextChanged(object sender, EventArgs e)
{
var Pattern = tbSearch.Text;
try
{
var Parts = Pattern.ToLower().Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
if (Parts.Length == 0)
{
DisplayItems();
return;
}
ShownItems = new Audios();
foreach (var Item in Core.GetAudios())
{
bool IsFound = true;
var AudioName = Item.ShortName.ToLower();
foreach (var Part in Parts)
{
if (!AudioName.Contains(Part))
{
IsFound = false;
break;
}
}
if (IsFound)
ShownItems.Add(Item);
}
pnAudios.Build(ShownItems);
lbItemCount.Text = "Items: " + ShownItems.Count;
Invalidate(true);
}
catch (Exception E)
{
Logger.ErrorException("Files processing exception.", E);
ShowError(E);
}
}