using MediaBrowser.Common.IO;
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 MediaBrowser.Providers.Manager;
using System;
using System.Collections.Generic;
using System.Threading;
using System.Threading.Tasks;
using CommonIO;

namespace MediaBrowser.Providers.TV
{
    public class SeriesMetadataService : MetadataService<Series, SeriesInfo>
    {
        private readonly ILocalizationManager _localization;

        public SeriesMetadataService(IServerConfigurationManager serverConfigurationManager, ILogger logger, IProviderManager providerManager, IProviderRepository providerRepo, IFileSystem fileSystem, IUserDataManager userDataManager, ILibraryManager libraryManager, ILocalizationManager localization) : base(serverConfigurationManager, logger, providerManager, providerRepo, fileSystem, userDataManager, libraryManager)
        {
            _localization = localization;
        }

        protected override async Task AfterMetadataRefresh(Series item, MetadataRefreshOptions refreshOptions, CancellationToken cancellationToken)
        {
            await base.AfterMetadataRefresh(item, refreshOptions, cancellationToken).ConfigureAwait(false);

            if (refreshOptions.IsPostRecursiveRefresh)
            {
                var provider = new DummySeasonProvider(ServerConfigurationManager, Logger, _localization, LibraryManager, FileSystem);

                try
                {
                    await provider.Run(item, CancellationToken.None).ConfigureAwait(false);
                }
                catch (Exception ex)
                {
                    Logger.ErrorException("Error in DummySeasonProvider", ex);
                }
            }
        }

        protected override bool IsFullLocalMetadata(Series item)
        {
            if (string.IsNullOrWhiteSpace(item.Overview))
            {
                return false;
            }
            if (!item.ProductionYear.HasValue)
            {
                return false;
            }
            return base.IsFullLocalMetadata(item);
        }

        protected override void MergeData(MetadataResult<Series> source, MetadataResult<Series> target, List<MetadataFields> lockedFields, bool replaceData, bool mergeMetadataSettings)
        {
            ProviderUtils.MergeBaseItemData(source, target, lockedFields, replaceData, mergeMetadataSettings);

            var sourceItem = source.Item;
            var targetItem = target.Item;

            if (replaceData || string.IsNullOrEmpty(targetItem.AirTime))
            {
                targetItem.AirTime = sourceItem.AirTime;
            }

            if (replaceData || !targetItem.Status.HasValue)
            {
                targetItem.Status = sourceItem.Status;
            }

            if (replaceData || targetItem.AirDays == null || targetItem.AirDays.Count == 0)
            {
                targetItem.AirDays = sourceItem.AirDays;
            }

            if (mergeMetadataSettings)
            {
                targetItem.DisplaySpecialsWithSeasons = sourceItem.DisplaySpecialsWithSeasons;
            }
        }
    }
}
