140 lines
4.3 KiB
C#
140 lines
4.3 KiB
C#
#nullable disable
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#pragma warning disable CS1591
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using Jellyfin.Data.Entities;
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using Jellyfin.Data.Enums;
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using MediaBrowser.Controller.Dto;
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using MediaBrowser.Controller.Entities;
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using MediaBrowser.Controller.Entities.Audio;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Controller.Playlists;
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using MediaBrowser.Model.Querying;
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using MusicAlbum = MediaBrowser.Controller.Entities.Audio.MusicAlbum;
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namespace Emby.Server.Implementations.Library
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{
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public class MusicManager : IMusicManager
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{
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private readonly ILibraryManager _libraryManager;
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public MusicManager(ILibraryManager libraryManager)
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{
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_libraryManager = libraryManager;
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}
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public List<BaseItem> GetInstantMixFromSong(Audio item, User user, DtoOptions dtoOptions)
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{
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var list = new List<Audio>
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{
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item
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};
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return list.Concat(GetInstantMixFromGenres(item.Genres, user, dtoOptions)).ToList();
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}
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/// <inheritdoc />
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public List<BaseItem> GetInstantMixFromArtist(MusicArtist artist, User user, DtoOptions dtoOptions)
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{
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return GetInstantMixFromGenres(artist.Genres, user, dtoOptions);
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}
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public List<BaseItem> GetInstantMixFromAlbum(MusicAlbum item, User user, DtoOptions dtoOptions)
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{
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return GetInstantMixFromGenres(item.Genres, user, dtoOptions);
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}
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public List<BaseItem> GetInstantMixFromFolder(Folder item, User user, DtoOptions dtoOptions)
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{
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var genres = item
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.GetRecursiveChildren(user, new InternalItemsQuery(user)
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{
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IncludeItemTypes = new[] { BaseItemKind.Audio },
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DtoOptions = dtoOptions
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})
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.Cast<Audio>()
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.SelectMany(i => i.Genres)
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.Concat(item.Genres)
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.DistinctNames();
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return GetInstantMixFromGenres(genres, user, dtoOptions);
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}
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public List<BaseItem> GetInstantMixFromPlaylist(Playlist item, User user, DtoOptions dtoOptions)
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{
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return GetInstantMixFromGenres(item.Genres, user, dtoOptions);
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}
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public List<BaseItem> GetInstantMixFromGenres(IEnumerable<string> genres, User user, DtoOptions dtoOptions)
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{
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var genreIds = genres.DistinctNames().Select(i =>
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{
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try
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{
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return _libraryManager.GetMusicGenre(i).Id;
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}
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catch
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{
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return Guid.Empty;
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}
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}).Where(i => !i.Equals(Guid.Empty)).ToArray();
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return GetInstantMixFromGenreIds(genreIds, user, dtoOptions);
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}
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public List<BaseItem> GetInstantMixFromGenreIds(Guid[] genreIds, User user, DtoOptions dtoOptions)
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{
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return _libraryManager.GetItemList(new InternalItemsQuery(user)
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{
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IncludeItemTypes = new[] { BaseItemKind.Audio },
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GenreIds = genreIds.ToArray(),
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Limit = 200,
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OrderBy = new[] { (ItemSortBy.Random, SortOrder.Ascending) },
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DtoOptions = dtoOptions
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});
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}
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public List<BaseItem> GetInstantMixFromItem(BaseItem item, User user, DtoOptions dtoOptions)
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{
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if (item is MusicGenre genre)
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{
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return GetInstantMixFromGenreIds(new[] { item.Id }, user, dtoOptions);
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}
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if (item is Playlist playlist)
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{
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return GetInstantMixFromPlaylist(playlist, user, dtoOptions);
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}
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if (item is MusicAlbum album)
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{
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return GetInstantMixFromAlbum(album, user, dtoOptions);
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}
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if (item is MusicArtist artist)
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{
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return GetInstantMixFromArtist(artist, user, dtoOptions);
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}
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if (item is Audio song)
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{
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return GetInstantMixFromSong(song, user, dtoOptions);
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}
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if (item is Folder folder)
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{
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return GetInstantMixFromFolder(folder, user, dtoOptions);
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}
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return new List<BaseItem>();
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}
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}
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}
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