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701 lines
29 KiB
701 lines
29 KiB
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.Entities.Movies;
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using MediaBrowser.Controller.Entities.TV;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Controller.Localization;
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using MediaBrowser.Controller.Persistence;
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using MediaBrowser.Model.Entities;
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using MediaBrowser.Model.Querying;
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using ServiceStack.ServiceHost;
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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 System.Threading.Tasks;
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namespace MediaBrowser.Api.UserLibrary
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{
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/// <summary>
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/// Class GetItems
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/// </summary>
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[Route("/Users/{UserId}/Items", "GET")]
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[Api(Description = "Gets items based on a query.")]
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public class GetItems : BaseItemsRequest, IReturn<ItemsResult>
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{
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/// <summary>
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/// Gets or sets the user id.
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/// </summary>
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/// <value>The user id.</value>
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[ApiMember(Name = "UserId", Description = "User Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "GET")]
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public Guid UserId { get; set; }
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/// <summary>
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/// Limit results to items containing a specific person
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/// </summary>
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/// <value>The person.</value>
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[ApiMember(Name = "Person", Description = "Optional. If specified, results will be filtered to include only those containing the specified person.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET")]
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public string Person { get; set; }
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/// <summary>
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/// What to sort the results by
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/// </summary>
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/// <value>The sort by.</value>
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[ApiMember(Name = "SortBy", Description = "Optional. Specify one or more sort orders, comma delimeted. Options: Album, AlbumArtist, Artist, Budget, CommunityRating, CriticRating, DateCreated, DatePlayed, PlayCount, PremiereDate, ProductionYear, SortName, Random, Revenue, Runtime", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET", AllowMultiple = true)]
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public string SortBy { get; set; }
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/// <summary>
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/// If the Person filter is used, this can also be used to restrict to a specific person type
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/// </summary>
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/// <value>The type of the person.</value>
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[ApiMember(Name = "PersonTypes", Description = "Optional. If specified, along with Person, results will be filtered to include only those containing the specified person and PersonType. Allows multiple, comma-delimited", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET")]
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public string PersonTypes { get; set; }
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/// <summary>
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/// Search characters used to find items
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/// </summary>
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/// <value>The index by.</value>
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[ApiMember(Name = "SearchTerm", Description = "Optional. If specified, results will be filtered based on a search term.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET")]
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public string SearchTerm { get; set; }
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/// <summary>
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/// The dynamic, localized index function name
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/// </summary>
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/// <value>The index by.</value>
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public string IndexBy { get; set; }
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/// <summary>
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/// Limit results to items containing specific genres
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/// </summary>
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/// <value>The genres.</value>
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[ApiMember(Name = "Genres", Description = "Optional. If specified, results will be filtered based on genre. This allows multiple, comma delimeted.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET", AllowMultiple = true)]
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public string Genres { get; set; }
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/// <summary>
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/// Limit results to items containing specific studios
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/// </summary>
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/// <value>The studios.</value>
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[ApiMember(Name = "Studios", Description = "Optional. If specified, results will be filtered based on studio. This allows multiple, comma delimeted.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET", AllowMultiple = true)]
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public string Studios { get; set; }
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/// <summary>
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/// Gets or sets the studios.
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/// </summary>
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/// <value>The studios.</value>
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[ApiMember(Name = "Artists", Description = "Optional. If specified, results will be filtered based on studio. This allows multiple, pipe delimeted.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET", AllowMultiple = true)]
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public string Artists { get; set; }
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/// <summary>
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/// Limit results to items containing specific years
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/// </summary>
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/// <value>The years.</value>
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[ApiMember(Name = "Years", Description = "Optional. If specified, results will be filtered based on production year. This allows multiple, comma delimeted.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET", AllowMultiple = true)]
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public string Years { get; set; }
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/// <summary>
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/// Gets or sets the image types.
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/// </summary>
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/// <value>The image types.</value>
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[ApiMember(Name = "ImageTypes", Description = "Optional. If specified, results will be filtered based on those containing image types. This allows multiple, comma delimited.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET", AllowMultiple = true)]
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public string ImageTypes { get; set; }
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/// <summary>
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/// Gets or sets the item ids.
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/// </summary>
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/// <value>The item ids.</value>
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[ApiMember(Name = "Ids", Description = "Optional. If specific items are needed, specify a list of item id's to retrieve. This allows multiple, comma delimited.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET", AllowMultiple = true)]
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public string Ids { get; set; }
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/// <summary>
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/// Gets or sets the video types.
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/// </summary>
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/// <value>The video types.</value>
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[ApiMember(Name = "VideoTypes", Description = "Optional filter by VideoType (videofile, dvd, bluray, iso). Allows multiple, comma delimeted.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET", AllowMultiple = true)]
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public string VideoTypes { get; set; }
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/// <summary>
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/// Gets or sets the video formats.
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/// </summary>
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/// <value>The video formats.</value>
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[ApiMember(Name = "VideoFormats", Description = "Optional filter by VideoFormat (Standard, Digital3D, Sbs3D). Allows multiple, comma delimeted.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET", AllowMultiple = true)]
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public string VideoFormats { get; set; }
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/// <summary>
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/// Gets or sets the series status.
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/// </summary>
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/// <value>The series status.</value>
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[ApiMember(Name = "SeriesStatus", Description = "Optional filter by Series Status. Allows multiple, comma delimeted.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET", AllowMultiple = true)]
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public string SeriesStatus { get; set; }
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[ApiMember(Name = "NameStartsWithOrGreater", Description = "Optional filter by items whose name is sorted equally or greater than a given input string.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET")]
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public string NameStartsWithOrGreater { get; set; }
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/// <summary>
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/// Gets or sets the air days.
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/// </summary>
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/// <value>The air days.</value>
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[ApiMember(Name = "AirDays", Description = "Optional filter by Series Air Days. Allows multiple, comma delimeted.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET", AllowMultiple = true)]
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public string AirDays { get; set; }
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/// <summary>
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/// Gets or sets the min offical rating.
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/// </summary>
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/// <value>The min offical rating.</value>
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[ApiMember(Name = "MinOfficialRating", Description = "Optional filter by minimum official rating (PG, PG-13, TV-MA, etc).", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET")]
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public string MinOfficialRating { get; set; }
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/// <summary>
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/// Gets or sets the max offical rating.
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/// </summary>
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/// <value>The max offical rating.</value>
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[ApiMember(Name = "MaxOfficialRating", Description = "Optional filter by maximum official rating (PG, PG-13, TV-MA, etc).", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET")]
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public string MaxOfficialRating { get; set; }
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[ApiMember(Name = "HasThemeSong", Description = "Optional filter by items with theme songs.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET")]
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public bool? HasThemeSong { get; set; }
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[ApiMember(Name = "HasThemeVideo", Description = "Optional filter by items with theme videos.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET")]
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public bool? HasThemeVideo { get; set; }
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[ApiMember(Name = "HasSubtitles", Description = "Optional filter by items with subtitles.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET")]
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public bool? HasSubtitles { get; set; }
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[ApiMember(Name = "HasSpecialFeature", Description = "Optional filter by items with special features.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET")]
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public bool? HasSpecialFeature { get; set; }
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[ApiMember(Name = "HasTrailer", Description = "Optional filter by items with trailers.", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET")]
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public bool? HasTrailer { get; set; }
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/// <summary>
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/// Gets the order by.
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/// </summary>
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/// <returns>IEnumerable{ItemSortBy}.</returns>
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public IEnumerable<string> GetOrderBy()
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{
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var val = SortBy;
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if (string.IsNullOrEmpty(val))
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{
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return new string[] { };
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}
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return val.Split(',');
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}
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}
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/// <summary>
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/// Class ItemsService
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/// </summary>
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public class ItemsService : BaseApiService
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{
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/// <summary>
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/// The _user manager
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/// </summary>
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private readonly IUserManager _userManager;
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private readonly IUserDataRepository _userDataRepository;
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/// <summary>
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/// The _library manager
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/// </summary>
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private readonly ILibraryManager _libraryManager;
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private readonly ILibrarySearchEngine _searchEngine;
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/// <summary>
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/// Initializes a new instance of the <see cref="ItemsService" /> class.
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/// </summary>
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/// <param name="userManager">The user manager.</param>
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/// <param name="libraryManager">The library manager.</param>
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/// <param name="searchEngine">The search engine.</param>
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/// <param name="userDataRepository">The user data repository.</param>
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public ItemsService(IUserManager userManager, ILibraryManager libraryManager, ILibrarySearchEngine searchEngine, IUserDataRepository userDataRepository)
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{
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_userManager = userManager;
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_libraryManager = libraryManager;
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_searchEngine = searchEngine;
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_userDataRepository = userDataRepository;
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}
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/// <summary>
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/// Gets the specified request.
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/// </summary>
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/// <param name="request">The request.</param>
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/// <returns>System.Object.</returns>
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public object Get(GetItems request)
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{
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var result = GetItems(request).Result;
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return ToOptimizedResult(result);
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}
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/// <summary>
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/// Gets the items.
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/// </summary>
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/// <param name="request">The request.</param>
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/// <returns>Task{ItemsResult}.</returns>
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private async Task<ItemsResult> GetItems(GetItems request)
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{
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var user = _userManager.GetUserById(request.UserId);
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var items = GetItemsToSerialize(request, user);
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items = items.AsParallel();
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items = ApplyAdditionalFilters(request, items);
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// Apply filters
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// Run them starting with the ones that are likely to reduce the list the most
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foreach (var filter in request.GetFilters().OrderByDescending(f => (int)f))
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{
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items = ApplyFilter(items, filter, user, _userDataRepository);
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}
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items = items.AsEnumerable();
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items = ApplySearchTerm(request, items);
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items = ApplySortOrder(request, items, user, _libraryManager);
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var itemsArray = items.ToArray();
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var pagedItems = ApplyPaging(request, itemsArray);
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var fields = request.GetItemFields().ToList();
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var dtoBuilder = new DtoBuilder(Logger, _libraryManager, _userDataRepository);
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var returnItems = await Task.WhenAll(pagedItems.Select(i => dtoBuilder.GetBaseItemDto(i, fields, user))).ConfigureAwait(false);
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return new ItemsResult
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{
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TotalRecordCount = itemsArray.Length,
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Items = returnItems
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};
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}
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/// <summary>
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/// Gets the items to serialize.
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/// </summary>
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/// <param name="request">The request.</param>
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/// <param name="user">The user.</param>
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/// <returns>IEnumerable{BaseItem}.</returns>
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/// <exception cref="System.InvalidOperationException"></exception>
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private IEnumerable<BaseItem> GetItemsToSerialize(GetItems request, User user)
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{
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var item = string.IsNullOrEmpty(request.ParentId) ? user.RootFolder : DtoBuilder.GetItemByClientId(request.ParentId, _userManager, _libraryManager, user.Id);
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// Default list type = children
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if (!string.IsNullOrEmpty(request.Ids))
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{
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var idList = request.Ids.Split(',').ToList();
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return idList.Select(i => DtoBuilder.GetItemByClientId(i, _userManager, _libraryManager, user.Id));
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}
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if (request.Recursive)
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{
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return ((Folder)item).GetRecursiveChildren(user);
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}
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return ((Folder)item).GetChildren(user, request.IndexBy);
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}
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/// <summary>
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/// Applies sort order
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/// </summary>
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/// <param name="request">The request.</param>
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/// <param name="items">The items.</param>
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/// <param name="user">The user.</param>
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/// <param name="libraryManager">The library manager.</param>
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/// <returns>IEnumerable{BaseItem}.</returns>
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internal static IEnumerable<BaseItem> ApplySortOrder(GetItems request, IEnumerable<BaseItem> items, User user, ILibraryManager libraryManager)
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{
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var orderBy = request.GetOrderBy().ToArray();
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return orderBy.Length == 0 ? items : libraryManager.Sort(items, user, orderBy, request.SortOrder ?? SortOrder.Ascending);
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}
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/// <summary>
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/// Applies filtering
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/// </summary>
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/// <param name="items">The items.</param>
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/// <param name="filter">The filter.</param>
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/// <param name="user">The user.</param>
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/// <param name="repository">The repository.</param>
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/// <returns>IEnumerable{BaseItem}.</returns>
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internal static IEnumerable<BaseItem> ApplyFilter(IEnumerable<BaseItem> items, ItemFilter filter, User user, IUserDataRepository repository)
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{
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// Avoids implicitly captured closure
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var currentUser = user;
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switch (filter)
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{
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case ItemFilter.Likes:
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return items.Where(item =>
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{
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var userdata = repository.GetUserData(user.Id, item.GetUserDataKey()).Result;
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return userdata != null && userdata.Likes.HasValue && userdata.Likes.Value;
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});
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case ItemFilter.Dislikes:
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return items.Where(item =>
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{
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var userdata = repository.GetUserData(user.Id, item.GetUserDataKey()).Result;
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return userdata != null && userdata.Likes.HasValue && !userdata.Likes.Value;
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});
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case ItemFilter.IsFavorite:
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return items.Where(item =>
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{
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var userdata = repository.GetUserData(user.Id, item.GetUserDataKey()).Result;
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return userdata != null && userdata.IsFavorite;
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});
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case ItemFilter.IsRecentlyAdded:
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return items.Where(item => item.IsRecentlyAdded());
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case ItemFilter.IsResumable:
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return items.Where(item =>
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{
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var userdata = repository.GetUserData(user.Id, item.GetUserDataKey()).Result;
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return userdata != null && userdata.PlaybackPositionTicks > 0;
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});
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case ItemFilter.IsPlayed:
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return items.Where(item =>
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{
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var userdata = repository.GetUserData(user.Id, item.GetUserDataKey()).Result;
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return userdata != null && userdata.Played;
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});
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case ItemFilter.IsUnplayed:
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return items.Where(item =>
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{
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var userdata = repository.GetUserData(user.Id, item.GetUserDataKey()).Result;
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return userdata == null || !userdata.Played;
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});
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case ItemFilter.IsFolder:
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return items.Where(item => item.IsFolder);
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case ItemFilter.IsNotFolder:
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return items.Where(item => !item.IsFolder);
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}
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return items;
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}
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/// <summary>
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/// Applies the additional filters.
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/// </summary>
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/// <param name="request">The request.</param>
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/// <param name="items">The items.</param>
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/// <returns>IEnumerable{BaseItem}.</returns>
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internal static IEnumerable<BaseItem> ApplyAdditionalFilters(GetItems request, IEnumerable<BaseItem> items)
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{
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// Artists
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if (!string.IsNullOrEmpty(request.Artists))
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{
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var artists = request.Artists.Split('|');
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items = items.Where(i =>
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{
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var audio = i as Audio;
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if (audio != null)
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{
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return artists.Any(audio.HasArtist);
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}
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var album = i as MusicAlbum;
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if (album != null)
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{
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return artists.Any(album.HasArtist);
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}
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return false;
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});
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}
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// Min official rating
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if (!string.IsNullOrEmpty(request.MinOfficialRating))
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{
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var level = Ratings.Level(request.MinOfficialRating);
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items = items.Where(i => Ratings.Level(i.CustomRating ?? i.OfficialRating) >= level);
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}
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// Max official rating
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if (!string.IsNullOrEmpty(request.MaxOfficialRating))
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{
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var level = Ratings.Level(request.MaxOfficialRating);
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items = items.Where(i => Ratings.Level(i.CustomRating ?? i.OfficialRating) <= level);
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}
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// Exclude item types
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if (!string.IsNullOrEmpty(request.ExcludeItemTypes))
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{
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var vals = request.ExcludeItemTypes.Split(',');
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items = items.Where(f => !vals.Contains(f.GetType().Name, StringComparer.OrdinalIgnoreCase));
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}
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// Include item types
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if (!string.IsNullOrEmpty(request.IncludeItemTypes))
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{
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var vals = request.IncludeItemTypes.Split(',');
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items = items.Where(f => vals.Contains(f.GetType().Name, StringComparer.OrdinalIgnoreCase));
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}
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if (!string.IsNullOrEmpty(request.NameStartsWithOrGreater))
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{
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items = items.Where(i => string.Compare(request.NameStartsWithOrGreater, i.SortName, StringComparison.CurrentCultureIgnoreCase) < 1);
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}
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// Filter by Series Status
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if (!string.IsNullOrEmpty(request.SeriesStatus))
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{
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var vals = request.SeriesStatus.Split(',');
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items = items.OfType<Series>().Where(i => i.Status.HasValue && vals.Contains(i.Status.Value.ToString(), StringComparer.OrdinalIgnoreCase));
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}
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// Filter by Series AirDays
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if (!string.IsNullOrEmpty(request.AirDays))
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{
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var days = request.AirDays.Split(',').Select(d => (DayOfWeek)Enum.Parse(typeof(DayOfWeek), d, true));
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items = items.OfType<Series>().Where(i => i.AirDays != null && days.Any(d => i.AirDays.Contains(d)));
|
|
}
|
|
|
|
// Filter by VideoFormat
|
|
if (!string.IsNullOrEmpty(request.VideoFormats))
|
|
{
|
|
var formats = request.VideoFormats.Split(',');
|
|
|
|
items = items.OfType<Video>().Where(i => formats.Contains(i.VideoFormat.ToString(), StringComparer.OrdinalIgnoreCase));
|
|
}
|
|
|
|
// Filter by VideoType
|
|
if (!string.IsNullOrEmpty(request.VideoTypes))
|
|
{
|
|
var types = request.VideoTypes.Split(',');
|
|
|
|
items = items.OfType<Video>().Where(i => types.Contains(i.VideoType.ToString(), StringComparer.OrdinalIgnoreCase));
|
|
}
|
|
|
|
if (!string.IsNullOrEmpty(request.MediaTypes))
|
|
{
|
|
var types = request.MediaTypes.Split(',');
|
|
|
|
items = items.Where(i => !string.IsNullOrEmpty(i.MediaType) && types.Contains(i.MediaType, StringComparer.OrdinalIgnoreCase));
|
|
}
|
|
|
|
var imageTypes = GetImageTypes(request).ToArray();
|
|
if (imageTypes.Length > 0)
|
|
{
|
|
items = items.Where(item => imageTypes.Any(imageType => HasImage(item, imageType)));
|
|
}
|
|
|
|
var genres = request.Genres;
|
|
|
|
// Apply genre filter
|
|
if (!string.IsNullOrEmpty(genres))
|
|
{
|
|
var vals = genres.Split(',');
|
|
items = items.Where(f => f.Genres != null && vals.Any(v => f.Genres.Contains(v, StringComparer.OrdinalIgnoreCase)));
|
|
}
|
|
|
|
var studios = request.Studios;
|
|
|
|
// Apply studio filter
|
|
if (!string.IsNullOrEmpty(studios))
|
|
{
|
|
var vals = studios.Split(',');
|
|
items = items.Where(f => f.Studios != null && vals.Any(v => f.Studios.Contains(v, StringComparer.OrdinalIgnoreCase)));
|
|
}
|
|
|
|
var years = request.Years;
|
|
|
|
// Apply year filter
|
|
if (!string.IsNullOrEmpty(years))
|
|
{
|
|
var vals = years.Split(',').Select(int.Parse);
|
|
items = items.Where(f => f.ProductionYear.HasValue && vals.Contains(f.ProductionYear.Value));
|
|
}
|
|
|
|
var personName = request.Person;
|
|
|
|
// Apply person filter
|
|
if (!string.IsNullOrEmpty(personName))
|
|
{
|
|
var personTypes = request.PersonTypes;
|
|
|
|
if (string.IsNullOrEmpty(personTypes))
|
|
{
|
|
items = items.Where(item => item.People != null && item.People.Any(p => string.Equals(p.Name, personName, StringComparison.OrdinalIgnoreCase)));
|
|
}
|
|
else
|
|
{
|
|
var types = personTypes.Split(',');
|
|
|
|
items = items.Where(item =>
|
|
item.People != null &&
|
|
item.People.Any(p =>
|
|
p.Name.Equals(personName, StringComparison.OrdinalIgnoreCase) && types.Contains(p.Type, StringComparer.OrdinalIgnoreCase)));
|
|
}
|
|
}
|
|
|
|
if (request.HasTrailer.HasValue)
|
|
{
|
|
items = items.Where(i => request.HasTrailer.Value ? i.LocalTrailerIds.Count > 0 : i.LocalTrailerIds.Count == 0);
|
|
}
|
|
|
|
if (request.HasThemeSong.HasValue)
|
|
{
|
|
items = items.Where(i => request.HasThemeSong.Value ? i.ThemeSongIds.Count > 0 : i.ThemeSongIds.Count == 0);
|
|
}
|
|
|
|
if (request.HasThemeVideo.HasValue)
|
|
{
|
|
items = items.Where(i => request.HasThemeVideo.Value ? i.ThemeVideoIds.Count > 0 : i.ThemeVideoIds.Count == 0);
|
|
}
|
|
|
|
if (request.HasSpecialFeature.HasValue)
|
|
{
|
|
items = items.OfType<Movie>().Where(i => request.HasSpecialFeature.Value ? i.SpecialFeatureIds.Count > 0 : i.SpecialFeatureIds.Count == 0);
|
|
}
|
|
|
|
if (request.HasSubtitles.HasValue)
|
|
{
|
|
items = items.OfType<Video>().Where(i =>
|
|
{
|
|
if (request.HasSubtitles.Value)
|
|
{
|
|
return i.MediaStreams != null && i.MediaStreams.Any(m => m.Type == MediaStreamType.Subtitle);
|
|
}
|
|
|
|
return i.MediaStreams == null || i.MediaStreams.All(m => m.Type != MediaStreamType.Subtitle);
|
|
});
|
|
}
|
|
|
|
return items;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Determines whether the specified item has image.
|
|
/// </summary>
|
|
/// <param name="item">The item.</param>
|
|
/// <param name="imageType">Type of the image.</param>
|
|
/// <returns><c>true</c> if the specified item has image; otherwise, <c>false</c>.</returns>
|
|
private static bool HasImage(BaseItem item, ImageType imageType)
|
|
{
|
|
if (imageType == ImageType.Backdrop)
|
|
{
|
|
return item.BackdropImagePaths != null && item.BackdropImagePaths.Count > 0;
|
|
}
|
|
|
|
if (imageType == ImageType.Screenshot)
|
|
{
|
|
return item.ScreenshotImagePaths != null && item.ScreenshotImagePaths.Count > 0;
|
|
}
|
|
|
|
if (imageType == ImageType.Chapter)
|
|
{
|
|
var video = item as Video;
|
|
|
|
if (video != null)
|
|
{
|
|
return video.Chapters != null && video.Chapters.Any(c => !string.IsNullOrEmpty(c.ImagePath));
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
return item.HasImage(imageType);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Applies the search term.
|
|
/// </summary>
|
|
/// <param name="request">The request.</param>
|
|
/// <param name="items">The items.</param>
|
|
/// <returns>IEnumerable{BaseItem}.</returns>
|
|
private IEnumerable<BaseItem> ApplySearchTerm(GetItems request, IEnumerable<BaseItem> items)
|
|
{
|
|
var term = request.SearchTerm;
|
|
|
|
if (!string.IsNullOrEmpty(term))
|
|
{
|
|
items = _searchEngine.Search(items, request.SearchTerm);
|
|
}
|
|
|
|
return items;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Applies the paging.
|
|
/// </summary>
|
|
/// <param name="request">The request.</param>
|
|
/// <param name="items">The items.</param>
|
|
/// <returns>IEnumerable{BaseItem}.</returns>
|
|
private IEnumerable<BaseItem> ApplyPaging(GetItems request, IEnumerable<BaseItem> items)
|
|
{
|
|
// Start at
|
|
if (request.StartIndex.HasValue)
|
|
{
|
|
items = items.Skip(request.StartIndex.Value);
|
|
}
|
|
|
|
// Return limit
|
|
if (request.Limit.HasValue)
|
|
{
|
|
items = items.Take(request.Limit.Value);
|
|
}
|
|
|
|
return items;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the image types.
|
|
/// </summary>
|
|
/// <param name="request">The request.</param>
|
|
/// <returns>IEnumerable{ImageType}.</returns>
|
|
private static IEnumerable<ImageType> GetImageTypes(GetItems request)
|
|
{
|
|
var val = request.ImageTypes;
|
|
|
|
if (string.IsNullOrEmpty(val))
|
|
{
|
|
return new ImageType[] { };
|
|
}
|
|
|
|
return val.Split(',').Select(v => (ImageType)Enum.Parse(typeof(ImageType), v, true));
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Class DateCreatedComparer
|
|
/// </summary>
|
|
public class DateCreatedComparer : IComparer<BaseItem>
|
|
{
|
|
/// <summary>
|
|
/// Compares the specified x.
|
|
/// </summary>
|
|
/// <param name="x">The x.</param>
|
|
/// <param name="y">The y.</param>
|
|
/// <returns>System.Int32.</returns>
|
|
public int Compare(BaseItem x, BaseItem y)
|
|
{
|
|
return x.DateCreated.CompareTo(y.DateCreated);
|
|
}
|
|
}
|
|
}
|