Stream custom live channels using your own media
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using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using ErsatzTV.Core.Domain;
using ErsatzTV.Core.Interfaces.Metadata;
using ErsatzTV.Core.Interfaces.Repositories;
using LanguageExt;
using static LanguageExt.Prelude;
namespace ErsatzTV.Core.Metadata
{
public class SmartCollectionBuilder : ISmartCollectionBuilder
{
private readonly IMediaCollectionRepository _mediaCollectionRepository;
public SmartCollectionBuilder(IMediaCollectionRepository mediaCollectionRepository) =>
_mediaCollectionRepository = mediaCollectionRepository;
public async Task RefreshSmartCollections(MediaItem mediaItem)
{
foreach (TelevisionMediaCollection collection in GetTelevisionCollections(mediaItem))
{
await _mediaCollectionRepository.InsertOrIgnore(collection);
}
}
private IEnumerable<TelevisionMediaCollection> GetTelevisionCollections(MediaItem mediaItem)
{
IList<MediaItem> televisionMediaItems = new[] { mediaItem }
.Where(c => c.Metadata.MediaType == MediaType.TvShow)
.ToList();
IEnumerable<TelevisionMediaCollection> televisionShowCollections = televisionMediaItems
.Map(c => c.Metadata.Title)
.Distinct().Map(
t => new TelevisionMediaCollection
{
Name = $"{t} - All Seasons",
ShowTitle = t,
SeasonNumber = null
});
IEnumerable<TelevisionMediaCollection> televisionShowSeasonCollections = televisionMediaItems
.Map(c => new { c.Metadata.Title, c.Metadata.SeasonNumber }).Distinct()
.Map(
ts =>
{
return Optional(ts.SeasonNumber).Map(
sn => new TelevisionMediaCollection
{
Name = $"{ts.Title} - Season {sn:00}",
ShowTitle = ts.Title,
SeasonNumber = sn
});
})
.Sequence().Flatten();
return Seq(televisionShowCollections, televisionShowSeasonCollections).Flatten();
}
}
}