public IEnumerable <GenreViewModel> Genres(string key)
{
GameDTO gameDto = _gameService.GetByKey(key);
var genresDto = new List <GenreDTO>();
gameDto.GenresId.ForEach(x => genresDto.Add(_genreService.GetById(x)));
var genres = Mapper.Map <IEnumerable <GenreViewModel> >(genresDto);
return(genres);
}