public ActionResult Create()
        {
            var gigViewModel = new GigCreateFormViewModel
            {
                Genres = _dbContext.Genres.ToList()
            };

            return(View(gigViewModel));
        }
        public ActionResult Create(GigCreateFormViewModel viewModel)
        {
            if (!ModelState.IsValid)
            {
                viewModel.Genres = _dbContext.Genres.ToList();

                return(View("Create", viewModel));
            }

            var gig = new Gig
            {
                ArtistId = User.Identity.GetUserId(),
                DateTime = viewModel.GetDateTime(),
                GenreId  = viewModel.Genre,
                Venue    = viewModel.Venue
            };

            _dbContext.Gigs.Add(gig);

            _dbContext.SaveChanges();

            return(RedirectToAction("Index", "Home"));
        }