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using MediaBrowser.Common.Extensions;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Entities.TV;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Localization;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.Logging;
using System.Globalization;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
namespace MediaBrowser.Providers.TV
{
public class DummySeasonProvider
{
private readonly IServerConfigurationManager _config;
private readonly ILogger _logger;
private readonly ILocalizationManager _localization;
private readonly ILibraryManager _libraryManager;
private readonly CultureInfo _usCulture = new CultureInfo("en-US");
public DummySeasonProvider(IServerConfigurationManager config, ILogger logger, ILocalizationManager localization, ILibraryManager libraryManager)
{
_config = config;
_logger = logger;
_localization = localization;
_libraryManager = libraryManager;
}
public async Task Run(Series series, CancellationToken cancellationToken)
{
await RemoveObsoleteSeasons(series).ConfigureAwait(false);
var hasNewSeasons = await AddDummySeasonFolders(series, cancellationToken).ConfigureAwait(false);
if (hasNewSeasons)
{
var directoryService = new DirectoryService();
//await series.RefreshMetadata(new MetadataRefreshOptions(directoryService), cancellationToken).ConfigureAwait(false);
//await series.ValidateChildren(new Progress<double>(), cancellationToken, new MetadataRefreshOptions(directoryService))
// .ConfigureAwait(false);
}
}
private async Task<bool> AddDummySeasonFolders(Series series, CancellationToken cancellationToken)
{
var episodesInSeriesFolder = series.GetRecursiveChildren()
.OfType<Episode>()
.Where(i => !i.IsInSeasonFolder)
.ToList();
var hasChanges = false;
// Loop through the unique season numbers
foreach (var seasonNumber in episodesInSeriesFolder.Select(i => i.ParentIndexNumber ?? -1)
.Where(i => i >= 0)
.Distinct()
.ToList())
{
var hasSeason = series.Children.OfType<Season>()
.Any(i => i.IndexNumber.HasValue && i.IndexNumber.Value == seasonNumber);
if (!hasSeason)
{
await AddSeason(series, seasonNumber, cancellationToken).ConfigureAwait(false);
hasChanges = true;
}
}
// Unknown season - create a dummy season to put these under
if (episodesInSeriesFolder.Any(i => !i.ParentIndexNumber.HasValue))
{
var hasSeason = series.Children.OfType<Season>()
.Any(i => !i.IndexNumber.HasValue);
if (!hasSeason)
{
await AddSeason(series, null, cancellationToken).ConfigureAwait(false);
hasChanges = true;
}
}
return hasChanges;
}
/// <summary>
/// Adds the season.
/// </summary>
/// <param name="series">The series.</param>
/// <param name="seasonNumber">The season number.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task{Season}.</returns>
public async Task<Season> AddSeason(Series series,
int? seasonNumber,
CancellationToken cancellationToken)
{
var seasonName = seasonNumber == 0 ?
_config.Configuration.SeasonZeroDisplayName :
(seasonNumber.HasValue ? string.Format(_localization.GetLocalizedString("NameSeasonNumber"), seasonNumber.Value.ToString(_usCulture)) : _localization.GetLocalizedString("NameSeasonUnknown"));
_logger.Info("Creating Season {0} entry for {1}", seasonName, series.Name);
var season = new Season
{
Name = seasonName,
IndexNumber = seasonNumber,
Id = (series.Id + (seasonNumber ?? -1).ToString(_usCulture) + seasonName).GetMBId(typeof(Season))
};
season.SetParent(series);
await series.AddChild(season, cancellationToken).ConfigureAwait(false);
await season.RefreshMetadata(new MetadataRefreshOptions(), cancellationToken).ConfigureAwait(false);
return season;
}
private async Task<bool> RemoveObsoleteSeasons(Series series)
{
var existingSeasons = series.Children.OfType<Season>().ToList();
var physicalSeasons = existingSeasons
.Where(i => i.LocationType != LocationType.Virtual)
.ToList();
var virtualSeasons = existingSeasons
.Where(i => i.LocationType == LocationType.Virtual)
.ToList();
var episodes = series.GetRecursiveChildren().OfType<Episode>().ToList();
var seasonsToRemove = virtualSeasons
.Where(i =>
{
if (i.IndexNumber.HasValue)
{
var seasonNumber = i.IndexNumber.Value;
// If there's a physical season with the same number, delete it
if (physicalSeasons.Any(p => p.IndexNumber.HasValue && (p.IndexNumber.Value == seasonNumber)))
{
return true;
}
// If there are no episodes with this season number, delete it
if (episodes.All(e => !e.ParentIndexNumber.HasValue || e.ParentIndexNumber.Value != seasonNumber))
{
return true;
}
return false;
}
// Season does not have a number
// Remove if there are no episodes directly in series without a season number
return episodes.All(s => s.ParentIndexNumber.HasValue || !s.IsInSeasonFolder);
})
.ToList();
var hasChanges = false;
foreach (var seasonToRemove in seasonsToRemove)
{
_logger.Info("Removing virtual season {0} {1}", seasonToRemove.Series.Name, seasonToRemove.IndexNumber);
await _libraryManager.DeleteItem(seasonToRemove).ConfigureAwait(false);
hasChanges = true;
}
return hasChanges;
}
}
}
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