using Sony.Filtr.AppleMusic.BestOfTheWeek.Caching.Models;
using Sony.Filtr.DistributedCaching;
using System;
using System.Collections.Generic;

namespace Sony.Filtr.AppleMusic.BestOfTheWeek.Caching
{
    public class BestOfTheWeekCacheProvider
    {
        private readonly DistributedCacheHandler _cacheHandler;

        public BestOfTheWeekCacheProvider(DistributedCacheHandler cacheHandler)
        {
            _cacheHandler = cacheHandler;
        }

        public void SetPlaylistReferences(IList<BestOfTheWeekPlaylistReference> playlistReferences)
        {
            _cacheHandler.Put(BestOfTheWeekCacheKeys.PlaylistReferences, playlistReferences);
        }

        public IList<BestOfTheWeekPlaylistReference> GetPlaylistReferences()
        {
            return _cacheHandler.Get(BestOfTheWeekCacheKeys.PlaylistReferences) as List<BestOfTheWeekPlaylistReference>;
        }

        public void SetPlaylistCollection(BestOfTheWeekPlaylistReference playlist, DateTime date, List<BestOfTheWeekPlaylistTrackCacheModel> playlistContent)
        {
            _cacheHandler.Put(BuildPlaylistCacheKey(playlist, date), playlistContent);
        }

        public List<BestOfTheWeekPlaylistTrackCacheModel> GetPlaylistCollection(BestOfTheWeekPlaylistReference playlist, DateTime date)
        {
            return _cacheHandler.Get(BuildPlaylistCacheKey(playlist, date)) as List<BestOfTheWeekPlaylistTrackCacheModel>;
        }

        private string BuildPlaylistCacheKey(BestOfTheWeekPlaylistReference playlist, DateTime date)
        {
            return string.Join(":", "BotW_playlistTracklist", playlist.PlaylistId, playlist.Storefront, date);
        }

        public void ClearCache(BestOfTheWeekPlaylistReference playlist, DateTime date)
        {
            _cacheHandler.Remove(BuildPlaylistCacheKey(playlist, date));
        }
    }

    internal class BestOfTheWeekCacheKeys
    {
        internal const string PlaylistReferences = "BotW_PlaylistReferences";
    }
}