public void addhvv(List <CoursesStudentDetailtObject> lst)
{
if (lst == null && lst.Count <= 0)
{
return;
}
var dathem = new CoursesStudentDetailtBCL().GetAll().Where(q => q.CJId.Equals(lst[0].CJId));
var bcl = new CoursesStudentDetailtBCL();
foreach (var item in lst)
{
var hv = dathem.FirstOrDefault(m => m.StudetId.Equals(item.StudetId));
var ob = new CoursesStudentDetailtObject()
{
CJId = lst[0].CJId,
Description = item.Description,
StudetId = item.StudetId
};
if (hv == null && item.Selected)
{
ob.ScsId = Guid.NewGuid();
bcl.Insert(ob);
}
else if (hv != null)
{
hv.Description = ob.Description;
if (item.Selected)
{
bcl.Update(hv);
}
else
{
bcl.Delete(hv.ScsId);
}
}
}
}
