jellyfin/MediaBrowser.Providers/Music/ArtistMetadataService.cs
2014-02-06 22:10:13 -05:00

69 lines
2.8 KiB
C#

using MediaBrowser.Common.IO;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Entities.Audio;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.Logging;
using MediaBrowser.Providers.Manager;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
namespace MediaBrowser.Providers.Music
{
public class ArtistMetadataService : MetadataService<MusicArtist, ItemLookupInfo>
{
private readonly ILibraryManager _libraryManager;
public ArtistMetadataService(IServerConfigurationManager serverConfigurationManager, ILogger logger, IProviderManager providerManager, IProviderRepository providerRepo, IFileSystem fileSystem, ILibraryManager libraryManager)
: base(serverConfigurationManager, logger, providerManager, providerRepo, fileSystem)
{
_libraryManager = libraryManager;
}
/// <summary>
/// Merges the specified source.
/// </summary>
/// <param name="source">The source.</param>
/// <param name="target">The target.</param>
/// <param name="lockedFields">The locked fields.</param>
/// <param name="replaceData">if set to <c>true</c> [replace data].</param>
/// <param name="mergeMetadataSettings">if set to <c>true</c> [merge metadata settings].</param>
protected override void MergeData(MusicArtist source, MusicArtist target, List<MetadataFields> lockedFields, bool replaceData, bool mergeMetadataSettings)
{
ProviderUtils.MergeBaseItemData(source, target, lockedFields, replaceData, mergeMetadataSettings);
}
protected override Task SaveItem(MusicArtist item, ItemUpdateType reason, CancellationToken cancellationToken)
{
return _libraryManager.UpdateItem(item, reason, cancellationToken);
}
protected override ItemUpdateType BeforeSave(MusicArtist item)
{
var updateType = base.BeforeSave(item);
if (!item.IsAccessedByName && !item.LockedFields.Contains(MetadataFields.Genres))
{
var songs = item.RecursiveChildren.OfType<Audio>().ToList();
var currentList = item.Genres.ToList();
item.Genres = songs.SelectMany(i => i.Genres)
.Distinct(StringComparer.OrdinalIgnoreCase)
.ToList();
if (currentList.Count != item.Genres.Count || !currentList.OrderBy(i => i).SequenceEqual(item.Genres.OrderBy(i => i), StringComparer.OrdinalIgnoreCase))
{
updateType = updateType | ItemUpdateType.MetadataDownload;
}
}
return updateType;
}
}
}