//add new book to the wish list
public ActionResult New()
{
var categories = _context.Categories.ToList();
var viewModel = new WishListBookViewModel
{
Categories = categories
};
return(View("WishListForm", viewModel));
}
public ActionResult Save(WishListBookViewModel viewModel, HttpPostedFileBase bookCover)
{
//save the data from viewModel to model
var wishListModel = new WishListBook
{
Name = viewModel.Name,
Author = viewModel.Author,
CategoryId = viewModel.CategoryId,
Purpose = viewModel.Purpose
};
if (viewModel.Id == 0)
{
//for image by the Jon Skeet
MemoryStream target = new MemoryStream();
viewModel.BookCover.InputStream.CopyTo(target);
byte[] data = target.ToArray();
wishListModel.BookCover = data;
//add the model data to database table(WishListBooks)
_context.WishListBooks.Add(wishListModel);
}
else
{
var wishListBookInDb = _context.WishListBooks.Single(wb => wb.Id == viewModel.Id);
wishListBookInDb.Name = wishListModel.Name;
wishListBookInDb.Author = wishListModel.Author;
wishListBookInDb.CategoryId = wishListModel.CategoryId;
wishListBookInDb.Purpose = wishListModel.Purpose;
if (bookCover != null && bookCover.ContentLength > 0)
{
//for image by the Jon Skeet
MemoryStream target = new MemoryStream();
viewModel.BookCover.InputStream.CopyTo(target);
byte[] data = target.ToArray();
wishListModel.BookCover = data;
wishListBookInDb.BookCover = wishListModel.BookCover;
}
}
_context.SaveChanges();
return(RedirectToAction("Index", "WishListBooks"));
}
public ActionResult Edit(int id)
{
//fetch the corresponding data from database using id
var wishListBook = _context.WishListBooks.Single(wb => wb.Id == id);
var viewModel = new WishListBookViewModel
{
Name = wishListBook.Name,
Author = wishListBook.Author,
Purpose = wishListBook.Purpose,
CategoryId = wishListBook.CategoryId,
Categories = _context.Categories.ToList()
};
return(View("WishListForm", viewModel));
}
