// ############################################################
public Person AddPerson(Person newPerson)
{
// Set the identifier value to the max-plus-one of the existing identifier values
newPerson.Id = (this.Persons.Count > 0) ? this.Persons.Max(max => max.Id) + 1 : 1;
// Add the object
this.Persons.Add(newPerson);
// Save
ctx.Session["persons"] = this.Persons;
return newPerson;
}
public ActionResult Create(Person newPerson)
{
if (ModelState.IsValid)
{
// Attempt to add the new Person object
m.AddPerson(newPerson);
return RedirectToAction("Index");
}
return View();
}
// ############################################################
public Person EditPerson(Person editedPerson)
{
// Attempt to locate the existing object by using the passed-in identifier
var existingPerson = this.Persons.SingleOrDefault(pid => pid.Id == editedPerson.Id);
// If located...
if (existingPerson != null)
{
// Get the object's index value in the collection
int collectionIndex = this.Persons.IndexOf(existingPerson);
// Replace the existing object with the new object
this.Persons[collectionIndex] = editedPerson;
// Save
ctx.Session["persons"] = this.Persons;
return editedPerson;
}
else
{
return null;
}
}
public ActionResult Edit(int id, Person updatedperson)
{
if (ModelState.IsValid)
{
// Attempt to update the Person object
m.EditPerson(updatedperson);
return RedirectToAction("Index");
}
return View();
}
