jellyfin/MediaBrowser.Api/UserLibrary/GenresService.cs
2014-04-20 21:36:12 -04:00

129 lines
4.3 KiB
C#

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;
using System;
using System.Collections.Generic;
using System.Linq;
namespace MediaBrowser.Api.UserLibrary
{
/// <summary>
/// Class GetGenres
/// </summary>
[Route("/Genres", "GET")]
[Api(Description = "Gets all genres from a given item, folder, or the entire library")]
public class GetGenres : GetItemsByName
{
}
/// <summary>
/// Class GetGenre
/// </summary>
[Route("/Genres/{Name}", "GET")]
[Api(Description = "Gets a genre, by name")]
public class GetGenre : IReturn<BaseItemDto>
{
/// <summary>
/// Gets or sets the name.
/// </summary>
/// <value>The name.</value>
[ApiMember(Name = "Name", Description = "The genre 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 GenresService
/// </summary>
public class GenresService : BaseItemsByNameService<Genre>
{
public GenresService(IUserManager userManager, ILibraryManager libraryManager, IUserDataManager userDataRepository, IItemRepository itemRepo, IDtoService dtoService)
: base(userManager, libraryManager, userDataRepository, itemRepo, dtoService)
{
}
/// <summary>
/// Gets the specified request.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>System.Object.</returns>
public object Get(GetGenre request)
{
var result = GetItem(request);
return ToOptimizedSerializedResultUsingCache(result);
}
/// <summary>
/// Gets the item.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>Task{BaseItemDto}.</returns>
private BaseItemDto GetItem(GetGenre request)
{
var item = GetGenre(request.Name, LibraryManager);
// 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);
return DtoService.GetItemByNameDto(item, fields.ToList(), user);
}
return DtoService.GetItemByNameDto(item, fields.ToList());
}
/// <summary>
/// Gets the specified request.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>System.Object.</returns>
public object Get(GetGenres request)
{
var result = GetResult(request);
return ToOptimizedSerializedResultUsingCache(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>
protected override IEnumerable<Genre> GetAllItems(GetItemsByName request, IEnumerable<BaseItem> items)
{
return items
.SelectMany(i => i.Genres)
.Distinct(StringComparer.OrdinalIgnoreCase)
.Select(name =>
{
try
{
return LibraryManager.GetGenre(name);
}
catch (Exception ex)
{
Logger.ErrorException("Error getting genre {0}", ex, name);
return null;
}
})
.Where(i => i != null);
}
}
}