public async Task <IActionResult> OnGetAsync(int?id) { if (id == null) { return(NotFound()); } Books = await _context.Books .Include(b => b.Author) .Include(b => b.Category).FirstOrDefaultAsync(m => m.Id == id); if (Books == null) { return(NotFound()); } return(Page()); }
public async Task <IActionResult> OnPostAsync(int?id) { if (id == null) { return(NotFound()); } Books = await _context.Books.FindAsync(id); if (Books != null) { _context.Books.Remove(Books); await _context.SaveChangesAsync(); } return(RedirectToPage("./Index")); }
public async Task <IActionResult> OnGetAsync(int?id) { if (id == null) { return(NotFound()); } Books = await _context.Books .Include(b => b.Author) .Include(b => b.Category).FirstOrDefaultAsync(m => m.Id == id); if (Books == null) { return(NotFound()); } ViewData["AuthorId"] = new SelectList(_context.Authors, "Id", "Id"); ViewData["CategoryId"] = new SelectList(_context.Categories, "Id", "Id"); return(Page()); }