public bool CreateBook(List <int> authorId, List <int> categorieId, Book book)
{
var authors = _bookDBContext.Authors.Where(a => authorId.Contains(a.Id)).ToList();
var categories = _bookDBContext.Categories.Where(c => categorieId.Contains(c.Id)).ToList();
foreach (var a in authors)
{
var bookauthor = new BookAuthor
{
Author = a,
Book = book
};
}
foreach (var c in categories)
{
var bookcategories = new BookCategory
{
Category = c,
Book = book
};
}
_bookDBContext.Add(book);
return(Save());
}
public async Task <IActionResult> Add([Bind("bookId,title,author,isbn,publisher,year")] Book book)
{
if (ModelState.IsValid)
{
_context.Add(book);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
return(View(book));
}
public async Task <IActionResult> Create([Bind("BookId,Title,Author")] Book book)
{
if (ModelState.IsValid)
{
_context.Add(book);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
return(View(book));
}
public async Task <IActionResult> Create([Bind("BookID,Title,PubDate,Category,AuthorID")] Book book)
{
if (ModelState.IsValid)
{
_context.Add(book);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
ViewData["AuthorID"] = new SelectList(_context.Set <Author>(), "AuthorID", "LastName", book.AuthorID);
return(View(book));
}