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using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using Emby.Server.Implementations.Images;
using MediaBrowser.Common.Configuration;
using MediaBrowser.Controller.Drawing;
using MediaBrowser.Controller.Dto;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Entities.Audio;
using MediaBrowser.Controller.Entities.TV;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.IO;
namespace Emby.Server.Implementations.UserViews
{
public class DynamicImageProvider : BaseDynamicImageProvider<UserView>
{
private readonly IUserManager _userManager;
private readonly ILibraryManager _libraryManager;
public DynamicImageProvider(IFileSystem fileSystem, IProviderManager providerManager, IApplicationPaths applicationPaths, IImageProcessor imageProcessor, IUserManager userManager, ILibraryManager libraryManager)
: base(fileSystem, providerManager, applicationPaths, imageProcessor)
{
_userManager = userManager;
_libraryManager = libraryManager;
}
protected override IReadOnlyList<BaseItem> GetItemsWithImages(BaseItem item)
{
var view = (UserView)item;
var isUsingCollectionStrip = IsUsingCollectionStrip(view);
var recursive = isUsingCollectionStrip && !new[] { CollectionType.BoxSets, CollectionType.Playlists }.Contains(view.ViewType ?? string.Empty, StringComparer.OrdinalIgnoreCase);
var result = view.GetItemList(new InternalItemsQuery
{
User = view.UserId.HasValue ? _userManager.GetUserById(view.UserId.Value) : null,
CollapseBoxSetItems = false,
Recursive = recursive,
ExcludeItemTypes = new[] { "UserView", "CollectionFolder", "Person" },
DtoOptions = new DtoOptions(false)
});
var items = result.Select(i =>
{
if (i is Episode episode)
{
var series = episode.Series;
if (series != null)
{
return series;
}
return episode;
}
if (i is Season season)
{
var series = season.Series;
if (series != null)
{
return series;
}
return season;
}
if (i is Audio audio)
{
var album = audio.AlbumEntity;
if (album != null && album.HasImage(ImageType.Primary))
{
return album;
}
}
return i;
}).GroupBy(x => x.Id)
.Select(x => x.First());
if (isUsingCollectionStrip)
{
return items
.Where(i => i.HasImage(ImageType.Primary) || i.HasImage(ImageType.Thumb))
.OrderBy(i => Guid.NewGuid())
.ToList();
}
return items
.Where(i => i.HasImage(ImageType.Primary))
.OrderBy(i => Guid.NewGuid())
.ToList();
}
protected override bool Supports(BaseItem item)
{
var view = item as UserView;
if (view != null)
{
return IsUsingCollectionStrip(view);
}
return false;
}
private static bool IsUsingCollectionStrip(UserView view)
{
string[] collectionStripViewTypes =
{
CollectionType.Movies,
CollectionType.TvShows,
CollectionType.Playlists
};
return collectionStripViewTypes.Contains(view.ViewType ?? string.Empty);
}
protected override string CreateImage(BaseItem item, IReadOnlyCollection<BaseItem> itemsWithImages, string outputPathWithoutExtension, ImageType imageType, int imageIndex)
{
if (itemsWithImages.Count == 0)
{
return null;
}
var outputPath = Path.ChangeExtension(outputPathWithoutExtension, ".png");
return CreateThumbCollage(item, itemsWithImages, outputPath, 960, 540);
}
}
}
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