public bool Delete(int id)
{
try
{
var user = db.Students.Find(id);
db.Students.Remove(user);
db.SaveChanges();
return(true);
}
catch (Exception)
{
return(false);
}
}
public ActionResult Add(Student model, string submit)
{
if (submit == "Thêm")
{
isThemMoi = true;
if (model != null)
{
model.Name_Student = model.Name_Student.ToString().Trim() ?? "";
model.DateOfBirth = model.DateOfBirth;
model.Address = model.Address.ToString().Trim() ?? "";
model.Email = model.Email ?? "";
model.Phone = model.Phone.ToString().Trim() ?? "";
model.ClassID = model.ClassID;
model.CreatedDate = model.CreatedDate.GetValueOrDefault(System.DateTime.Now);
db.Students.Add(model);
db.SaveChanges();
model = null;
}
SetAlert("Thêm thông tin thành công! :D", "success");
return(RedirectToAction("Index"));
}
else if (submit == "Cập Nhật")
{
isThemMoi = false;
if (model != null)
{
var list = db.Students.SingleOrDefault(x => x.ID == model.ID);
list.Name_Student = model.Name_Student.ToString().Trim();
list.DateOfBirth = model.DateOfBirth;
list.Address = model.Address.ToString().Trim();
list.Email = model.Email;
list.Phone = model.Phone.ToString().Trim();
list.ClassID = model.ClassID;
list.ModifiedDate = model.CreatedDate.GetValueOrDefault(System.DateTime.Now);
db.SaveChanges();
model = null;
}
SetAlert("Cập nhật thông tin thành công! :D", "success");
return(RedirectToAction("Index"));
}
else if (submit == "Tìm")
{
if (!string.IsNullOrEmpty(model.Name_Student))
{
List <Student> list = GetData().Where(s => s.Name_Student.Contains(model.Name_Student)).ToList();
return(View("Index", list));
}
else
{
List <Student> list = GetData();
return(View("Index", list));
}
}
else
{
List <Student> list = GetData().OrderBy(s => s.Name_Student).ToList();
return(View("Index", list));
}
}