public ActionResult BuyBook(AuthorBuyBook authorBuyBook)
{
Link link = db.Links.FirstOrDefault(z => z.BookId == authorBuyBook.BookId && z.AuthorId == authorBuyBook.AuthorId);
link.InStock = link.InStock - authorBuyBook.UnitsBuy;
db.SaveChanges();
return(Redirect("/Authors"));
}
public ActionResult BuyBook(string AuthorId, string BookId)
{
int authorId = Int32.Parse(AuthorId);
int bookId = Int32.Parse(BookId);
AuthorBuyBook authorBuyBook = new AuthorBuyBook();
authorBuyBook.Author = db.Authors.FirstOrDefault(z => z.Id == authorId);
Book book = db.Books.FirstOrDefault(z => z.Id == bookId);
authorBuyBook.bookExtended = new BookExtended();
authorBuyBook.bookExtended.Id = book.Id;
authorBuyBook.bookExtended.Name = book.Name;
authorBuyBook.bookExtended.ImgUrl = book.ImgUrl;
authorBuyBook.bookExtended.Year = book.Year;
authorBuyBook.bookExtended.Description = book.Description;
Link link = db.Links.FirstOrDefault(z => z.BookId == bookId && z.AuthorId == authorId);
authorBuyBook.bookExtended.Price = link.Price;
authorBuyBook.bookExtended.Units = link.InStock;
authorBuyBook.BookId = link.BookId;
authorBuyBook.AuthorId = link.AuthorId;
return(View(authorBuyBook));
}