public ActionResult Create(CustomerAdd newItem)
{
// Notice the pattern for handling incoming data...
// First, ensure that the incoming data is valid
// Next, attempt to process the incoming data (add customer etc.)
// Finally, if successful, redirect to another view
// This is known as the PRG pattern - Post, Redirect, Get
// Validate the input
if (!ModelState.IsValid)
{
// Uh oh, problem with the data, show the form again, with the data
return(View(newItem));
}
// Process the input
var addedItem = m.CustomerAdd(newItem);
if (addedItem == null)
{
// Uh oh, some problem adding, show the empty form again
return(View(newItem));
}
else
{
return(RedirectToAction("details", new { id = addedItem.CustomerId }));
}
}
// Add new customer
public CustomerBase CustomerAdd(CustomerAdd newItem)
{
// Attempt to add the new item
// Notice how we map the incoming data to the design model object
var addedItem = ds.Customers.Add(mapper.Map <Customer>(newItem));
ds.SaveChanges();
// If successful, return the added item, mapped to a view model object
return((addedItem == null) ? null : mapper.Map <CustomerBase>(addedItem));
}