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#nullable disable
#pragma warning disable CS1591
using System;
using System.IO;
using System.Linq;
using Jellyfin.Data.Enums;
using MediaBrowser.Controller;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Resolvers;
using MediaBrowser.Model.IO;
namespace Emby.Server.Implementations.Library.Resolvers
{
public class SpecialFolderResolver : GenericFolderResolver<Folder>
{
private readonly IFileSystem _fileSystem;
private readonly IServerApplicationPaths _appPaths;
public SpecialFolderResolver(IFileSystem fileSystem, IServerApplicationPaths appPaths)
{
_fileSystem = fileSystem;
_appPaths = appPaths;
}
/// <summary>
/// Gets the priority.
/// </summary>
/// <value>The priority.</value>
public override ResolverPriority Priority => ResolverPriority.First;
/// <summary>
/// Resolves the specified args.
/// </summary>
/// <param name="args">The args.</param>
/// <returns>Folder.</returns>
protected override Folder Resolve(ItemResolveArgs args)
{
if (args.IsDirectory)
{
if (args.IsPhysicalRoot)
{
return new AggregateFolder();
}
if (string.Equals(args.Path, _appPaths.DefaultUserViewsPath, StringComparison.OrdinalIgnoreCase))
{
return new UserRootFolder(); // if we got here and still a root - must be user root
}
if (args.IsVf)
{
return new CollectionFolder
{
CollectionType = GetCollectionType(args),
PhysicalLocationsList = args.PhysicalLocations
};
}
}
return null;
}
private CollectionType? GetCollectionType(ItemResolveArgs args)
{
return args.FileSystemChildren
.Where(i =>
{
try
{
return !i.IsDirectory &&
string.Equals(".collection", i.Extension, StringComparison.OrdinalIgnoreCase);
}
catch (IOException)
{
return false;
}
})
.Select(i => _fileSystem.GetFileNameWithoutExtension(i))
.Select(i => Enum.TryParse<CollectionType>(i, out var collectionType) ? collectionType : (CollectionType?)null)
.FirstOrDefault(i => i is not null);
}
}
}
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