public ActionResult Delete(vStudent theStudent)
{
using (var db = new AdvWebDevProjectEntities())
{
if (ModelState.IsValid)
{
try
{
db.Entry(theStudent).State = System.Data.Entity.EntityState.Deleted;
db.vStudents.Remove(theStudent);
db.SaveChanges();
return(RedirectToAction("Index"));
}
catch (Exception ex)
{
ModelState.AddModelError("",
$"An error occurred: {ex.Message}");
}
}
else
{
ModelState.AddModelError("", "Model state was invalid.");
}
}
return(View(theStudent));
}
// GET: Student/Edit/5
public ActionResult Edit(int id)
{
var db = new AdvWebDevProjectEntities();
vStudent theStudent = db.vStudents.Find(id);
if (theStudent == null)
{
return(HttpNotFound());
}
return(View(theStudent));
}
public ActionResult Create(vStudent theStudent)
{
using (var db = new AdvWebDevProjectEntities())
{
try
{
if (ModelState.IsValid)
{
db.vStudents.Add(theStudent);
db.SaveChanges();
return(RedirectToAction("Index"));
}
}
catch (Exception ex)
{
ModelState.AddModelError("",
$"An error occurred: {ex.Message}");
}
}
return(View(theStudent));
}
public ActionResult Edit(vStudent theStudent)
{
using (var db = new AdvWebDevProjectEntities())
{
if (ModelState.IsValid) //verifies that the data submitted in the form can be used to modify (edit or update)
{
if (TryUpdateModel(theStudent))
{
try
{
db.SaveChanges();
return(RedirectToAction("Index"));
}
catch (Exception ex)
{
ModelState.AddModelError("",
$"An error occurred: {ex.Message}");
}
}
}
}
return(View(theStudent));
}
// GET: Student
public ActionResult Index()
{
var db = new AdvWebDevProjectEntities();
return(View(db.vStudents.ToList()));
}