public async Task <IActionResult> OnPostAsync(int?id)
        {
            if (id == null)
            {
                return(NotFound());
            }

            var dog = await _context.Dogs.FindAsync(id);

            if (dog == null)
            {
                return(NotFound());
            }

            try
            {
                _context.Dogs.Remove(dog);
                await _context.SaveChangesAsync();

                return(RedirectToPage("./Index"));
            }
            catch (DbUpdateException /* ex */)
            {
                //Log the error (uncomment ex variable name and write a log.)
                return(RedirectToAction("./Delete",
                                        new { id, saveChangesError = true }));
            }
        }
Exemple #2
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        // To protect from overposting attacks, please enable the specific properties you want to bind to, for
        // more details see https://aka.ms/RazorPagesCRUD.
        public async Task <IActionResult> OnPostAsync(int id)
        {
            var dogToUpdate = await _context.Dogs.FindAsync(id);

            if (dogToUpdate == null)
            {
                return(NotFound());
            }

            if (await TryUpdateModelAsync <Dog>(
                    dogToUpdate,
                    "dog",
                    d => d.Name, d => d.Breed, d => d.Sex, d => d.Summary, d => d.ImageUrl, d => d.Adoptions))


            {
                await _context.SaveChangesAsync();

                return(RedirectToPage("./Index"));
            }

            if (!ModelState.IsValid)
            {
                return(Page());
            }

            _context.Attach(Dog).State = EntityState.Modified;

            try
            {
                await _context.SaveChangesAsync();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!DogExists(Dog.ID))
                {
                    return(NotFound());
                }
                else
                {
                    throw;
                }
            }

            return(RedirectToPage("./Index"));
        }
        // To protect from overposting attacks, please enable the specific properties you want to bind to, for
        // more details see https://aka.ms/RazorPagesCRUD.
        public async Task <IActionResult> OnPostAsync()
        {
            var emptyDog = new Dog();

            if (await TryUpdateModelAsync <Dog>(emptyDog, "dog",
                                                d => d.Name, d => d.Breed, d => d.Sex, d => d.Summary, d => d.ImageUrl, d => d.Adoptions))
            {
                if (!ModelState.IsValid)
                {
                    return(Page());
                }
            }

            _context.Dogs.Add(emptyDog);
            await _context.SaveChangesAsync();

            return(RedirectToPage("./Index"));
        }