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using System.Collections.Generic;
using System.Threading;
using System.Threading.Tasks;
using Jellyfin.Data.Enums;
using Jellyfin.Database.Implementations.Enums;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Dto;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.LiveTv;
using MediaBrowser.Model.Configuration;
namespace Emby.Server.Implementations.Library.SimilarItems;
/// <summary>
/// Provides similar items for Live TV programs.
/// </summary>
public class LiveTvProgramSimilarItemsProvider : ILocalSimilarItemsProvider<LiveTvProgram>
{
private readonly ILibraryManager _libraryManager;
private readonly IServerConfigurationManager _serverConfigurationManager;
/// <summary>
/// Initializes a new instance of the <see cref="LiveTvProgramSimilarItemsProvider"/> class.
/// </summary>
/// <param name="libraryManager">The library manager.</param>
/// <param name="serverConfigurationManager">The server configuration manager.</param>
public LiveTvProgramSimilarItemsProvider(
ILibraryManager libraryManager,
IServerConfigurationManager serverConfigurationManager)
{
_libraryManager = libraryManager;
_serverConfigurationManager = serverConfigurationManager;
}
/// <inheritdoc/>
public string Name => "Local Genre/Tag";
/// <inheritdoc/>
public MetadataPluginType Type => MetadataPluginType.LocalSimilarityProvider;
/// <inheritdoc/>
public Task<IReadOnlyList<BaseItem>> GetSimilarItemsAsync(LiveTvProgram item, SimilarItemsQuery query, CancellationToken cancellationToken)
{
BaseItemKind[] includeItemTypes;
bool enableGroupByMetadataKey;
bool enableTotalRecordCount;
if (item.IsMovie)
{
// Movie-like program
var itemTypes = new List<BaseItemKind> { BaseItemKind.Movie };
if (_serverConfigurationManager.Configuration.EnableExternalContentInSuggestions)
{
itemTypes.Add(BaseItemKind.Trailer);
itemTypes.Add(BaseItemKind.LiveTvProgram);
}
includeItemTypes = [.. itemTypes];
enableGroupByMetadataKey = true;
enableTotalRecordCount = false;
}
else if (item.IsSeries)
{
// Series-like program
includeItemTypes = [BaseItemKind.Series];
enableGroupByMetadataKey = false;
enableTotalRecordCount = true;
}
else
{
// Default - match same type
includeItemTypes = [item.GetBaseItemKind()];
enableGroupByMetadataKey = false;
enableTotalRecordCount = true;
}
var internalQuery = new InternalItemsQuery(query.User)
{
Genres = item.Genres,
Tags = item.Tags,
Limit = query.Limit,
DtoOptions = query.DtoOptions ?? new DtoOptions(),
ExcludeItemIds = [.. query.ExcludeItemIds],
IncludeItemTypes = includeItemTypes,
EnableGroupByMetadataKey = enableGroupByMetadataKey,
EnableTotalRecordCount = enableTotalRecordCount,
OrderBy = [(ItemSortBy.Random, SortOrder.Ascending)]
};
return Task.FromResult(_libraryManager.GetItemList(internalQuery));
}
}
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