public ActionResult Create(Author author)
{
try
{
authorRepository.Add(author);
return(RedirectToAction(nameof(Index)));
}
catch
{
return(View());
}
}
public ActionResult Create(BookAuthorViewModel model)
{
if (ModelState.IsValid)
{
string fileName = UploadFile(model.File) == null ? string.Empty : UploadFile(model.File);
try
{
if (model.AuthorId == -1)
{
// viewbag => Dynamic Properties send data between controller and view
// .Message we put the property we need for example we can replace Message by any other name
ViewBag.Message = "Please select an author from the list ! ";
return(View(GetAllAuthors()));
}
var author = authorRepository.Find(model.AuthorId);
Book book = new Book();
book.Id = model.BookId;
book.Title = model.Title;
book.Description = model.Description;
book.Author = author;
book.ImageUrl = fileName;
bookRepository.Add(book);
return(RedirectToAction(nameof(Index)));
}
catch
{
return(View());
}
}
ModelState.AddModelError("", "You have to fill all required fields");
return(View(GetAllAuthors()));
}