// GET: Admin/Products/Edit/5
public async Task <IActionResult> Edit(long?id)
{
if (id == null)
{
return(NotFound());
}
var product = await _pRepository.GetAll()
.Include(e => e.Category)
.SingleOrDefaultAsync(m => m.Id == id);
if (product == null)
{
return(NotFound());
}
var viewModel = new ProductsEditVm
{
Id = product.Id,
Name = product.Name,
Description = product.Description,
PhotoUrl = product.PhotoUrl,
Price = product.Price,
SortNumber = product.SortNumber,
CategoryId = product.Category.Id,
AvailableCategories = _cRepository.GetAll().OrderBy(e => e.Name)
};
return(View(viewModel));
}
public async Task <IActionResult> Edit(long id, ProductsEditVm editVm)
{
if (id != editVm.Id)
{
return(NotFound());
}
if (ModelState.IsValid)
{
try
{
Category category = await _cRepository.GetByIdAsync(editVm.CategoryId.Value);
if (category != null)
{
Product updatedProduct = await _pRepository.GetByIdAsync(editVm.Id);
updatedProduct.Id = editVm.Id;
updatedProduct.Name = editVm.Name;
updatedProduct.Description = editVm.Description;
updatedProduct.Price = editVm.Price;
updatedProduct.SortNumber = editVm.SortNumber;
updatedProduct.Category = category;
if (editVm.UploadedImage != null)
{
DeleteProductImage(updatedProduct);
updatedProduct.PhotoUrl = await SaveProductImage(editVm.UploadedImage);
}
TempData[Constants.SuccessMessage] = $"Product \"{updatedProduct.Name}\" has been updated";
await _pRepository.UpdateAsync(updatedProduct);
}
else
{
ModelState.AddModelError(nameof(editVm.CategoryId), "This category doesn't exist");
}
}
catch (DbUpdateConcurrencyException)
{
if (!ProductExists(editVm.Id))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToAction(nameof(Index)));
}
editVm.AvailableCategories = _cRepository.GetAll().OrderBy(e => e.Name);
return(View(editVm));
}