public IActionResult Details(int id)
        {
            var isSignedIn    = this._signInManager.IsSignedIn(HttpContext.User);
            var currentUserId = this._signInManager.UserManager.GetUserId(HttpContext.User);

            if (isSignedIn)
            {
                _currentMediaUser = _mediaService.GetAllMediaUsers().First(p => p.Id == currentUserId);
            }
            var episode       = _mediaService.GetAllEpisodes().FirstOrDefault(epi => epi.Id == id);
            var isRated       = false;
            var playLists     = new List <PlayList>();
            var AveragePoints = 0.0;

            if (_currentMediaUser != null)
            {
                isRated   = _mediaService.GetAllRatings().Where(epi => epi.Media.Id == epi.Id && epi.MediaUser.Id == _currentMediaUser.Id).Any();
                playLists = _currentMediaUser.Playlists.ToList();
            }
            var points = _mediaService.GetAllRatings().Where(epi => epi.Media.Id == epi.Id).Average(epi => epi.Points);

            AveragePoints = _mediaService.GetAllRatings().Where(epi => epi.Media.Id == epi.Id).Average(epi => epi.Points);

            EpisodeDetailViewModel model = new EpisodeDetailViewModel()
            {
                MediaId       = episode.Id,
                SeasonNr      = episode.Season.SeasonNr,
                Description   = episode.Description,
                Duration      = episode.Duration,
                Photo         = episode.Photo,
                ReleaseDate   = episode.ReleaseDate,
                IMDBLink      = episode.IMDBLink,
                Titel         = episode.Titel,
                IsRated       = isRated,
                IsSignedIn    = isSignedIn,
                PlayLists     = playLists,
                AveragePoints = AveragePoints
            };

            return(View(model));
        }