public ActionResult Edit(Book newBook)
{
if (ModelState.IsValid)
{
if (repo.EditBook(newBook) > 0)
return RedirectToAction("Index");
else
ModelState.AddModelError("", "Provider error");
}
ViewBag.Authors = repo.GetAuthors().AsSelectedList(newBook.AuthorId);
ViewBag.Themes = repo.GetThemes().AsSelectedList(newBook.ThemeId);
return View(newBook);
}
public int CreateBook(Book newBook)
{
modelContainer.Books.Add(newBook);
return modelContainer.DbSaveChanges();
}
public int EditBook(Book newBook)
{
Book book = modelContainer.Books.FirstOrDefault(b => b.Id == newBook.Id);
if (book != null)
{
book.AuthorId = newBook.AuthorId;
book.ThemeId = newBook.ThemeId;
book.BookName = newBook.BookName;
book.Price = newBook.Price;
return modelContainer.DbSaveChanges();
}
return 0;
}
