public ActionResult Edit([Bind(Include = "Id,Name,Description,Quantity,Price")] Item item)
{
try
{
if (ModelState.IsValid)
{
db.Entry(item).State = EntityState.Modified;
db.SaveChanges();
return(RedirectToAction("Index"));
}
}
catch (DbUpdateException ex)
{
if (ExceptionHelper.IsUniqueConstraintViolation(ex))
{
ModelState.AddModelError("Name", $"The Name '{item.Name}' is already in use, please enter a different name.");
return(View(nameof(Create), item));
}
}
return(View(item));
}
public async Task Update(T entity)
{
_context.Entry(entity).State = EntityState.Modified;
await _context.SaveChangesAsync();
}