public static IEnumerable <string> UpdateLibraryCache(ILibraryCache libraryCache, IEnumerable <LibraryItem> libraryItems, IEnumerable <string> names)
{
var result = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
foreach (var libraryItem in libraryItems)
{
var cachedLibraryItem = default(LibraryItem);
if (libraryCache.TryGetItem(libraryItem.Id, out cachedLibraryItem))
{
if (!object.ReferenceEquals(libraryItem, cachedLibraryItem))
{
result.AddRange(MetaDataItem.Update(libraryItem, cachedLibraryItem, names));
}
}
}
return(result);
}
public static IEnumerable <string> UpdateLibraryCache(ILibraryCache libraryCache, IEnumerable <PlaylistItem> playlistItems, IEnumerable <string> names)
{
var result = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
foreach (var playlistItem in playlistItems)
{
if (!playlistItem.LibraryItem_Id.HasValue)
{
continue;
}
var libraryItem = default(LibraryItem);
if (libraryCache.TryGetItem(playlistItem.LibraryItem_Id.Value, out libraryItem))
{
result.AddRange(MetaDataItem.Update(playlistItem, libraryItem, names));
}
}
return(result);
}
