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using System.Collections.Generic;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using MediaBrowser.Controller.Channels;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Model.Entities;
namespace Jellyfin.LiveTv.Channels
{
/// <summary>
/// An image provider for channels.
/// </summary>
public class ChannelImageProvider : IDynamicImageProvider, IHasItemChangeMonitor
{
private readonly IChannelManager _channelManager;
/// <summary>
/// Initializes a new instance of the <see cref="ChannelImageProvider"/> class.
/// </summary>
/// <param name="channelManager">The channel manager.</param>
public ChannelImageProvider(IChannelManager channelManager)
{
_channelManager = channelManager;
}
/// <inheritdoc />
public string Name => "Channel Image Provider";
/// <inheritdoc />
public IEnumerable<ImageType> GetSupportedImages(BaseItem item)
{
return GetChannel(item).GetSupportedChannelImages();
}
/// <inheritdoc />
public Task<DynamicImageResponse> GetImage(BaseItem item, ImageType type, CancellationToken cancellationToken)
{
var channel = GetChannel(item);
return channel.GetChannelImage(type, cancellationToken);
}
/// <inheritdoc />
public bool Supports(BaseItem item)
{
return item is Channel;
}
private IChannel GetChannel(BaseItem item)
{
var channel = (Channel)item;
return ((ChannelManager)_channelManager).GetChannelProvider(channel);
}
/// <inheritdoc />
public bool HasChanged(BaseItem item, IDirectoryService directoryService)
{
return GetSupportedImages(item).Any(i => !item.HasImage(i));
}
}
}
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