public async Task <IActionResult> OnPostAsync(string[] selectedCategories)
{
var newMovie = new Movie(); if (selectedCategories != null)
{
newMovie.MovieGenres = new List <MovieGenre>(); foreach (var cat in selectedCategories)
{
var catToAdd = new MovieGenre
{
GenreID = int.Parse(cat)
}; newMovie.MovieGenres.Add(catToAdd);
}
}
if (await TryUpdateModelAsync <Movie>(newMovie, "Movie", i => i.Title, i => i.Director, i => i.Price, i => i.ProductionDate, i => i.ProducerID))
{
_context.Movie.Add(newMovie); await _context.SaveChangesAsync(); return(RedirectToPage("./Index"));
}
PopulateAssignedCategoryData(_context, newMovie); return(Page());
}