public async Task <IActionResult> Edit([Bind("Id,Date,Amount,Seller,Quantity")] SalesRecord sale, string bookId)
{
if (ModelState.IsValid)
{
try
{
var selectedBookId = int.Parse(bookId);
var book = _context.Book.FirstOrDefault(x => x.Id == selectedBookId);
sale.Book = book;
_context.Update(sale);
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!SalesRecordExists(sale.Id))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToAction(nameof(Index)));
}
return(View(sale));
}
public async Task <IActionResult> Create([Bind("Id,Title,Price,Description,Author,Publisher,AmountBook")] Book book)
{
if (ModelState.IsValid)
{
_context.Add(book);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
return(View(book));
}
public async Task <bool> CreateSale(SalesRecord sale, int bookId)
{
if (sale == null)
{
return(false);
}
var book = _context.Book.FirstOrDefault(x => x.Id == bookId);
if (book == null)
{
return(false);
}
sale.Book = book;
_context.Add(sale);
await _context.SaveChangesAsync();
return(true);
}