public IActionResult Edit(BookEditVm vm)
{
var editedBook = new BookDetails();
var book = bookService.GetBookById(vm.ID);
var books = book.Copies.ToList();
editedBook.ID = vm.ID;
editedBook.Title = vm.Title;
editedBook.ISBN = vm.ISBN;
editedBook.Description = vm.Description;
editedBook.AuthorID = vm.AuthorID;
if (book.Copies.Count > vm.NumberCopies)
{
for (int i = books.Count; i > vm.NumberCopies; i--)
{
books.RemoveAt(books.Count - 1);
}
editedBook.Copies = books;
}
if (book.Copies.Count < vm.NumberCopies)
{
for (int i = books.Count; i < vm.NumberCopies; i++)
{
book.Copies.Add(new BookCopy());
}
editedBook.Copies = book.Copies;
}
bookService.UpdateBookDetails(editedBook);
return(RedirectToAction(nameof(Index)));
}
public ActionResult Edit(int id, BookEditVm vm)
{
try
{
if (id == 0)
{
return(NotFound());
}
BookDetails updatedBook = new BookDetails
{
ID = vm.Id,
AuthorID = vm.AuthorId,
Description = vm.Description,
ISBN = vm.ISBN,
Title = vm.Title
};
_bookService.UpdateBookDetails(updatedBook);
return(RedirectToAction(nameof(Index)));
}
catch (DbException)
{
return(View());
}
}
// GET: Books/Edit
public async Task <IActionResult> Edit(int?id)
{
if (id == null)
{
return(NotFound());
}
var book = bookService.GetBook(id);
if (book == null)
{
return(NotFound());
}
var vm = new BookEditVm();
vm.Id = book.Id;
vm.ISBN = book.ISBN;
vm.Title = book.Title;
vm.AuthorId = book.AuthorId;
vm.Description = book.Description;
vm.Authors = new SelectList(authorService.GetAllAuthors(), nameof(Author.Id), nameof(Author.Name), book.AuthorId);
vm.AmountOfCopies = book.Copies.Count();
return(View(vm));
}
public ActionResult Edit(int id)
{
if (id == 0)
{
return(NotFound());
}
var vm = new BookEditVm
{
AuthorList = new SelectList(_authorService.GetAllAuthors(), "Id", "Name"),
Book = _bookService.FindBook(id)
};
return(View(vm));
}
public async Task <IActionResult> Edit(BookEditVm vm)
{
if (ModelState.IsValid)
{
var editBook = new BookDetails();
editBook.AuthorID = vm.AuthorId;
editBook.Description = vm.Description;
editBook.ISBN = vm.ISBN;
editBook.Title = vm.Title;
editBook.ID = vm.ID;
bookservice.UpdateBookDetails(editBook);
return(RedirectToAction(nameof(Index)));
}
return(RedirectToAction("Error", "Home", ""));
}
//// GET: Books/Edit/5
public async Task <IActionResult> Edit(int id)/*int? id*/
{
if (ModelState.IsValid)
{
var vm = new BookEditVm();
var book = bookservice.GetBook(id);
vm.Title = book.Title;
vm.Description = book.Description;
vm.ISBN = book.ISBN;
vm.AuthorId = book.AuthorID;
vm.ID = book.ID;
vm.AuthorList = new SelectList(authorService.GetAllAuthors(), "Id", "Name");
return(View(vm));
}
return(RedirectToAction("Error", "Home", ""));
}
//GET: Gets the chosen book to edit
public IActionResult Edit(int id)
{
var book = bookService.GetBookById(id);
var vm = new BookEditVm();
vm.ID = id;
vm.Title = book.Title;
vm.ISBN = book.ISBN;
vm.Description = book.Description;
vm.AuthorID = book.AuthorID;
vm.Copies = book.Copies;
vm.NumberCopies = vm.Copies.Count();
vm.AuthorList = new SelectList(authorService.GetAllAuthors(), "ID", "Name", book.AuthorID);
return(View(vm));
}
public async Task <IActionResult> Edit(int id, [Bind("Id,ISBN,Title,AuthorId,Description")] Book book, BookEditVm vm)
{
if (id != book.Id)
{
return(NotFound());
}
if (ModelState.IsValid)
{
try
{
bookService.UpdateBook(book);
}
catch (DbUpdateConcurrencyException)
{
if (id != book.Id)
{
return(NotFound());
}
else
{
throw;
}
}
book.Copies = bookService.GetAllBookCopies(book.Id);
if (book.Copies.Count() > vm.AmountOfCopies)
{
int difference = book.Copies.Count() - vm.AmountOfCopies; //Calculate how many more copies user wants deleted
List <BookCopy> copiesToDelete = new List <BookCopy>();
foreach (var copy in book.Copies)
{
if (!copy.OnLoan) //If the copy is not on loan the copy will be deleted
{
copiesToDelete.Add(copy);
difference--;
}
else if (copy.OnLoan && difference == book.Copies.Count()) //If the library is deleting all copies, delete loaned ones aswell
{
copiesToDelete.Add(copy);
difference--;
}
if (difference == 0)
{
break;
}
}
for (int i = 0; i < copiesToDelete.Count(); i++)
{
bookService.DeleteBookCopy(copiesToDelete[i]); //Delete copies
}
}
else if (book.Copies.Count() < vm.AmountOfCopies) //If the user wants more copies of a book
{
int difference = vm.AmountOfCopies - book.Copies.Count(); //Calculate how many more copies user wants added
for (int i = 0; i < difference; i++)
{
BookCopy copy = new BookCopy();
copy.BookId = book.Id;
bookService.AddBookCopy(copy); //Add a new copy
}
}
return(RedirectToAction(nameof(Admin)));
}
return(View(book));
}
