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133 lines
5.3 KiB
C#
133 lines
5.3 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using Jellyfin.Api.Extensions;
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using Jellyfin.Api.Helpers;
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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.Model.Dto;
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using MediaBrowser.Model.Querying;
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using Microsoft.AspNetCore.Http;
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using Microsoft.AspNetCore.Mvc;
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namespace Jellyfin.Api.Controllers
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{
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/// <summary>
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/// The albums controller.
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/// </summary>
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public class AlbumsController : BaseJellyfinApiController
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{
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private readonly IUserManager _userManager;
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private readonly ILibraryManager _libraryManager;
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private readonly IDtoService _dtoService;
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/// <summary>
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/// Initializes a new instance of the <see cref="AlbumsController"/> class.
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/// </summary>
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/// <param name="userManager">Instance of the <see cref="IUserManager"/> interface.</param>
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/// <param name="libraryManager">Instance of the <see cref="ILibraryManager"/> interface.</param>
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/// <param name="dtoService">Instance of the <see cref="IDtoService"/> interface.</param>
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public AlbumsController(
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IUserManager userManager,
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ILibraryManager libraryManager,
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IDtoService dtoService)
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{
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_userManager = userManager;
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_libraryManager = libraryManager;
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_dtoService = dtoService;
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}
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/// <summary>
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/// Finds albums similar to a given album.
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/// </summary>
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/// <param name="albumId">The album id.</param>
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/// <param name="userId">Optional. Filter by user id, and attach user data.</param>
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/// <param name="excludeArtistIds">Optional. Ids of artists to exclude.</param>
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/// <param name="limit">Optional. The maximum number of records to return.</param>
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/// <response code="200">Similar albums returned.</response>
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/// <returns>A <see cref="QueryResult{BaseItemDto}"/> with similar albums.</returns>
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[HttpGet("/Albums/{albumId}/Similar")]
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[ProducesResponseType(StatusCodes.Status200OK)]
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public ActionResult<QueryResult<BaseItemDto>> GetSimilarAlbums(
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[FromRoute] string albumId,
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[FromQuery] Guid userId,
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[FromQuery] string? excludeArtistIds,
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[FromQuery] int? limit)
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{
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var dtoOptions = new DtoOptions().AddClientFields(Request);
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return SimilarItemsHelper.GetSimilarItemsResult(
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dtoOptions,
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_userManager,
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_libraryManager,
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_dtoService,
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userId,
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albumId,
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excludeArtistIds,
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limit,
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new[] { typeof(MusicAlbum) },
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GetAlbumSimilarityScore);
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}
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/// <summary>
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/// Finds artists similar to a given artist.
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/// </summary>
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/// <param name="artistId">The artist id.</param>
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/// <param name="userId">Optional. Filter by user id, and attach user data.</param>
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/// <param name="excludeArtistIds">Optional. Ids of artists to exclude.</param>
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/// <param name="limit">Optional. The maximum number of records to return.</param>
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/// <response code="200">Similar artists returned.</response>
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/// <returns>A <see cref="QueryResult{BaseItemDto}"/> with similar artists.</returns>
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[HttpGet("/Artists/{artistId}/Similar")]
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[ProducesResponseType(StatusCodes.Status200OK)]
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public ActionResult<QueryResult<BaseItemDto>> GetSimilarArtists(
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[FromRoute] string artistId,
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[FromQuery] Guid userId,
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[FromQuery] string? excludeArtistIds,
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[FromQuery] int? limit)
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{
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var dtoOptions = new DtoOptions().AddClientFields(Request);
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return SimilarItemsHelper.GetSimilarItemsResult(
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dtoOptions,
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_userManager,
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_libraryManager,
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_dtoService,
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userId,
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artistId,
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excludeArtistIds,
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limit,
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new[] { typeof(MusicArtist) },
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SimilarItemsHelper.GetSimiliarityScore);
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}
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/// <summary>
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/// Gets a similairty score of two albums.
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/// </summary>
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/// <param name="item1">The first item.</param>
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/// <param name="item1People">The item1 people.</param>
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/// <param name="allPeople">All people.</param>
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/// <param name="item2">The second item.</param>
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/// <returns>System.Int32.</returns>
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private int GetAlbumSimilarityScore(BaseItem item1, List<PersonInfo> item1People, List<PersonInfo> allPeople, BaseItem item2)
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{
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var points = SimilarItemsHelper.GetSimiliarityScore(item1, item1People, allPeople, item2);
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var album1 = (MusicAlbum)item1;
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var album2 = (MusicAlbum)item2;
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var artists1 = album1
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.GetAllArtists()
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.DistinctNames()
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.ToList();
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var artists2 = new HashSet<string>(
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album2.GetAllArtists().DistinctNames(),
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StringComparer.OrdinalIgnoreCase);
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return points + artists1.Where(artists2.Contains).Sum(i => 5);
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}
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}
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}
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