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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;
using ServiceStack.ServiceHost;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
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
{
/// <summary>
/// Filter by artists that are on tour, or not
/// </summary>
/// <value><c>null</c> if [is on tour] contains no value, <c>true</c> if [is on tour]; otherwise, <c>false</c>.</value>
public bool? IsOnTour { get; set; }
}
/// <summary>
/// Class GetArtistsItemCounts
/// </summary>
[Route("/Artists/{Name}/Counts", "GET")]
[Api(Description = "Gets item counts of library items that an artist appears in")]
public class GetArtistsItemCounts : IReturn<ItemByNameCounts>
{
/// <summary>
/// Gets or sets the user id.
/// </summary>
/// <value>The user id.</value>
[ApiMember(Name = "UserId", Description = "User Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "GET")]
public Guid UserId { get; set; }
/// <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; }
}
[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>
public class ArtistsService : BaseItemsByNameService<Artist>
{
/// <summary>
/// Initializes a new instance of the <see cref="ArtistsService"/> class.
/// </summary>
/// <param name="userManager">The user manager.</param>
/// <param name="libraryManager">The library manager.</param>
/// <param name="userDataRepository">The user data repository.</param>
public ArtistsService(IUserManager userManager, ILibraryManager libraryManager, IUserDataRepository userDataRepository)
: base(userManager, libraryManager, userDataRepository)
{
}
/// <summary>
/// Gets the specified request.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>System.Object.</returns>
public object Get(GetArtist request)
{
var result = GetItem(request).Result;
return ToOptimizedResult(result);
}
/// <summary>
/// Gets the item.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>Task{BaseItemDto}.</returns>
private async Task<BaseItemDto> GetItem(GetArtist request)
{
var item = await GetArtist(request.Name, LibraryManager).ConfigureAwait(false);
// Get everything
var fields = Enum.GetNames(typeof(ItemFields)).Select(i => (ItemFields)Enum.Parse(typeof(ItemFields), i, true));
var builder = new DtoBuilder(Logger, LibraryManager, UserDataRepository);
if (request.UserId.HasValue)
{
var user = UserManager.GetUserById(request.UserId.Value);
return await builder.GetBaseItemDto(item, fields.ToList(), user).ConfigureAwait(false);
}
return await builder.GetBaseItemDto(item, fields.ToList()).ConfigureAwait(false);
}
/// <summary>
/// Gets the specified request.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>System.Object.</returns>
public object Get(GetArtistsItemCounts request)
{
var name = DeSlugArtistName(request.Name, LibraryManager);
var items = GetItems(request.UserId).OfType<Audio>().Where(i => i.HasArtist(name)).ToList();
var counts = new ItemByNameCounts
{
TotalCount = items.Count,
SongCount = items.Count(),
AlbumCount = items.Select(i => i.Parent).OfType<MusicAlbum>().Distinct().Count()
};
return ToOptimizedResult(counts);
}
/// <summary>
/// Gets the specified request.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>System.Object.</returns>
public object Get(GetArtists request)
{
var result = GetResult(request).Result;
return ToOptimizedResult(result);
}
/// <summary>
/// Filters the items.
/// </summary>
/// <param name="request">The request.</param>
/// <param name="items">The items.</param>
/// <returns>IEnumerable{BaseItem}.</returns>
protected override IEnumerable<BaseItem> FilterItems(GetItemsByName request, IEnumerable<BaseItem> items)
{
items = base.FilterItems(request, items);
var getArtists = (GetArtists) request;
if (getArtists.IsOnTour.HasValue)
{
items = items.OfType<Artist>().Where(i => i.IsOnTour == getArtists.IsOnTour.Value);
}
return items;
}
/// <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>
protected override IEnumerable<IbnStub<Artist>> GetAllItems(GetItemsByName request, IEnumerable<BaseItem> items)
{
var itemsList = items.OfType<Audio>().ToList();
return itemsList
.SelectMany(i =>
{
var list = new List<string>();
if (!string.IsNullOrEmpty(i.AlbumArtist))
{
list.Add(i.AlbumArtist);
}
if (!string.IsNullOrEmpty(i.Artist))
{
list.Add(i.Artist);
}
return list;
})
.Distinct(StringComparer.OrdinalIgnoreCase)
.Select(name => new IbnStub<Artist>(name, () => itemsList.Where(i => i.HasArtist(name)), GetEntity));
}
/// <summary>
/// Gets the entity.
/// </summary>
/// <param name="name">The name.</param>
/// <returns>Task{Artist}.</returns>
protected Task<Artist> GetEntity(string name)
{
return LibraryManager.GetArtist(name);
}
}
}
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