public ActionResult RemoveStudentFromGroup(RemoveStudentFromGroup model)
{
//complete operation
GroupService service = new GroupService();
service.RemoveUserFromGroup(db, model.StudentId);
return RedirectToAction("Index","Group");
}
public ActionResult AddStudentToGroup(AddStudentToGroup model)
{
//complete operation
GroupService service = new GroupService();
service.AddUserToGroup(db, model.StudentId, model.GroupId, model.Date);
return RedirectToAction("Index", "Group");
}