protected override async Task <bool> LoadAsync()
{
if (IsLoaded || IsBusy)
{
return(false);
}
IsBusy = true;
IsBusyText = "Loading Song History...";
await Task.Run(async() =>
{
var randomSetlist = await WebApiClientService.GetSongsAsync();
return(randomSetlist);
})
.ContinueWith(task =>
{
try
{
if (!task.IsFaulted && task.Result != null)
{
foreach (var song in task.Result.OrderBy(s => s.SongName))
{
Songs.Add(song);
if (song.IsAlias)
{
Aliases.Add(song);
}
if (song.IsCover)
{
Covers.Add(song);
}
if (song.IsOriginal)
{
Originals.Add(song);
}
}
}
else
{
AlertManagerService.ShowAlert("Error Occurred Loading Song History", task.Exception.ToString());
}
}
catch (Exception e)
{
AlertManagerService.ShowAlert("Error Occurred Loading Song History", e.ToString());
}
finally
{
IsBusy = false;
IsLoaded = true;
task.Dispose();
}
}, TaskScheduler.FromCurrentSynchronizationContext());
return(true);
}
// Methods :: Public :: SetCover
/// <summary>
/// Store a cover in the database.
/// </summary>
/// <param name="key">
/// The album key.
/// </param>
/// <param name="pix">
/// The <see cref="Gdk.Pixbuf" /> to be used for the cover.
/// </param>
public void SetCover(string key, Pixbuf pix)
{
lock (this) {
bool replace = Covers.ContainsKey(key);
if (replace)
{
Covers.Remove(key);
}
Covers.Add(key, pix);
int data_size;
IntPtr data = PackCover(pix, out data_size);
db.Store(key, data, data_size, replace);
}
}
private void ZeroPrice(string coverCode)
{
Covers.Add(coverCode, new Cover(coverCode, 0M));
}
public void AddCover(string code, string name, string description, bool optional, decimal? sumInsured)
{
Ensure.That(Status).Equals(ProductStatus.Draft);
Covers.Add(new Cover(code, name, description, optional, sumInsured));
}
public void AddCover(string code, string name, string description, bool optional, decimal?sumInsured)
{
EnsureIsDraft();
Covers.Add(new Cover(code, name, description, optional, sumInsured));
}
