public async Task <IEnumerable <MediaBundle <Artist> > > GetArtistsAsync(Guid userId, Guid?collectionId, CancellationToken cancellationToken)
{
if (_memoryCache.TryGetValue(CacheTypes.Artists, out IEnumerable <MediaBundle <Artist> > artists))
{
return(artists);
}
artists = (await _metadataRepository.GetArtistsAsync(userId, collectionId, cancellationToken).ConfigureAwait(false)).ToList();
_memoryCache.Set(CacheTypes.Artists, artists, DefaultMemoryCacheEntryOptions);
return(artists);
}
