public async Task <IActionResult> Create([Bind("id,name,genreId,authors")] Book book)
{
if (ModelState.IsValid)
{
if (book.authorBookList == null)
{
book.authorBookList = new List <AuthorBook>( );
}
foreach (int authorId in book.authors)
{
book.authorBookList.Add(
new AuthorBook( )
{
authorId = authorId
}
);
}
_context.Add(book);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
ViewData["genreId"] = new SelectList(_context.genres, "id", "name", book.genreId);
ViewData["authors"] = new MultiSelectList(_context.authors, "id", "fullName", book.authors);
return(View(book));
}
public async Task <IActionResult> Create([Bind("id,name")] Genre genre)
{
if (ModelState.IsValid)
{
_context.Add(genre);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
return(View(genre));
}
public async Task <IActionResult> Create([Bind("id,firstName,lastName,country")] Author author)
{
if (ModelState.IsValid)
{
if (!this.DoesExist(author.firstName, author.lastName))
{
_context.Add(author);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
else
{
ModelState.AddModelError("", "Author already exists!");
}
}
return(View(author));
}