jellyfin-server/MediaBrowser.Api/UserLibrary/ArtistsService.cs

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using MediaBrowser.Controller.Dto;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Entities.Audio;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Persistence;
using MediaBrowser.Model.Dto;
using MediaBrowser.Model.Querying;
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using ServiceStack;
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using System;
using System.Collections.Generic;
using System.Linq;
namespace MediaBrowser.Api.UserLibrary
{
/// <summary>
/// Class GetArtists
/// </summary>
[Route("/Artists", "GET")]
[Api(Description = "Gets all artists from a given item, folder, or the entire library")]
public class GetArtists : GetItemsByName
{
}
[Route("/Artists/{Name}", "GET")]
[Api(Description = "Gets an artist, by name")]
public class GetArtist : IReturn<BaseItemDto>
{
/// <summary>
/// Gets or sets the name.
/// </summary>
/// <value>The name.</value>
[ApiMember(Name = "Name", Description = "The artist name", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "GET")]
public string Name { get; set; }
/// <summary>
/// Gets or sets the user id.
/// </summary>
/// <value>The user id.</value>
[ApiMember(Name = "UserId", Description = "Optional. Filter by user id, and attach user data", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET")]
public Guid? UserId { get; set; }
}
/// <summary>
/// Class ArtistsService
/// </summary>
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public class ArtistsService : BaseItemsByNameService<MusicArtist>
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{
/// <summary>
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/// Initializes a new instance of the <see cref="ArtistsService" /> class.
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/// </summary>
/// <param name="userManager">The user manager.</param>
/// <param name="libraryManager">The library manager.</param>
/// <param name="userDataRepository">The user data repository.</param>
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/// <param name="itemRepo">The item repo.</param>
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public ArtistsService(IUserManager userManager, ILibraryManager libraryManager, IUserDataManager userDataRepository, IItemRepository itemRepo, IDtoService dtoService)
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: base(userManager, libraryManager, userDataRepository, itemRepo, dtoService)
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{
}
/// <summary>
/// Gets the specified request.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>System.Object.</returns>
public object Get(GetArtist request)
{
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var result = GetItem(request);
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return ToOptimizedResult(result);
}
/// <summary>
/// Gets the item.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>Task{BaseItemDto}.</returns>
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private BaseItemDto GetItem(GetArtist request)
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{
var item = GetArtist(request.Name, LibraryManager);
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// Get everything
var fields = Enum.GetNames(typeof(ItemFields)).Select(i => (ItemFields)Enum.Parse(typeof(ItemFields), i, true));
if (request.UserId.HasValue)
{
var user = UserManager.GetUserById(request.UserId.Value);
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return DtoService.GetBaseItemDto(item, fields.ToList(), user);
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}
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return DtoService.GetBaseItemDto(item, fields.ToList());
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}
/// <summary>
/// Gets the specified request.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>System.Object.</returns>
public object Get(GetArtists request)
{
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var result = GetResult(request);
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return ToOptimizedResult(result);
}
/// <summary>
/// Gets all items.
/// </summary>
/// <param name="request">The request.</param>
/// <param name="items">The items.</param>
/// <returns>IEnumerable{Tuple{System.StringFunc{System.Int32}}}.</returns>
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protected override IEnumerable<MusicArtist> GetAllItems(GetItemsByName request, IEnumerable<BaseItem> items)
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{
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return LibraryManager.GetAllArtists(items)
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.Select(name =>
{
try
{
return LibraryManager.GetArtist(name);
}
catch (Exception ex)
{
Logger.ErrorException("Error getting artist {0}", ex, name);
return null;
}
}).Where(i => i != null);
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}
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protected override IEnumerable<BaseItem> GetLibraryItems(MusicArtist item, IEnumerable<BaseItem> libraryItems)
{
return libraryItems.OfType<IHasArtist>().Where(i => i.HasArtist(item.Name)).Cast<BaseItem>();
}
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}
}