public Task <MediaBundle <Artist> > GetArtistAsync(Guid userId, string name, Guid collectionId, bool create, CancellationToken cancellationToken)
{
if (string.IsNullOrEmpty(name))
{
return(Task.FromResult((MediaBundle <Artist>)null));
}
if (create)
{
return(_metadataRepositoryCache.GetArtistAsync(userId, name, collectionId, cancellationToken));
}
return(_metadataRepository.GetArtistAsync(userId, name, collectionId, cancellationToken));
}
public Func <CancellationToken, Task <MediaBundle <Artist> > > CreateMethod(IMetadataRepository metadataRepository)
{
return(async cancelToken =>
{
var mediaBundle = await metadataRepository.GetArtistAsync(UserId, Artist, CollectionId, cancelToken).ConfigureAwait(false);
Artist artist = null;
if (mediaBundle != null)
{
artist = mediaBundle.Media;
}
if (artist != null)
{
return mediaBundle;
}
var now = DateTime.UtcNow;
artist = new Artist
{
Name = Artist,
CollectionId = CollectionId,
DateAdded = now,
DateModified = now
};
await metadataRepository.InsertOrUpdateArtistAsync(artist, cancelToken).ConfigureAwait(false);
return new MediaBundle <Artist>
{
Media = artist,
Dispositions = new List <Disposition>(),
Playback = new List <Playback>()
};
});
}
public Func <CancellationToken, Task <MediaBundle <Artist> > > CreateMethod(IMetadataRepository metadataRepository)
{
return(cancelToken => metadataRepository.GetArtistAsync(UserId, Id, cancelToken));
}
