public IActionResult Index()
{
var vm = new VydachaBindingModel();
vm.ReaderItems = _appDbContext.Readers;
vm.BookItems = _appDbContext.Books;
return(View(vm));
}
public RedirectToRouteResult Submit([FromForm] VydachaBindingModel vydacha)
{
//gde to zdes vylitat oshibka,kak ya ponyal vhodyashi parametr vydacha
//zahodit v metod pustym,ne uspel razobratsya v chem prichina
var reader =
_appDbContext.Readers.SingleOrDefault(
s => s.ReaderId == vydacha.SelectedValue.ReaderId);
foreach (Book book in vydacha.MultiValue)
{
if (book.InStock > 0) //esli v biblioteke net etoi knigi to vydavatsya ne budet
{
reader.ReaderBooks.Add(book);
var bookChosen =
_appDbContext.Books.SingleOrDefault(
s => s.BookId == book.BookId);
bookChosen.InStock--;
}
}
return(RedirectToRoute(new { controller = "Books", action = "Index" }));
}
