public ActionResult AssignCourseToTrainee(TraineeCourseViewModel model)
{
var IfCourseExist = _context.TraineeCourses.SingleOrDefault(t => t.TraineeId == model.TraineeId && t.CourseId == model.CourseId);
if (IfCourseExist != null)
{
var viewModel = new TraineeCourseViewModel()
{
Trainees = _context.Users.OfType <Trainee>().ToList(),
Courses = _context.Courses.ToList()
};
ViewBag.message = "This Course had been assigned to this trainee";
return(View(viewModel));
}
else
{
var traineeCourses = new TraineeCourses()
{
TraineeId = model.TraineeId,
CourseId = model.CourseId
};
_context.TraineeCourses.Add(traineeCourses);
_context.SaveChanges();
return(RedirectToAction("AllCourseOfTrainee", "TraineeRelated", new { traineeId = model.TraineeId }));
}
}
public ActionResult AssignCourseToTrainee(int CourseId, AssignTraineeViewModel model)
{
var assignCourse = new TraineeCourses();
assignCourse.CourseId = model.CourseId;
assignCourse.TraineeId = model.TraineeId;
if (!_context.TraineeCourses
.Where(t => t.CourseId == model.CourseId)
.Select(t => t.TraineeId)
.Contains(model.TraineeId))
{
_context.TraineeCourses.AddOrUpdate(assignCourse);
_context.SaveChanges();
ViewBag.Message = "Assign successfully";
}
else
{
ModelState.AddModelError("Validation", "This trainee has been assigned already");
}
return(RedirectToAction("DetailCourse", "Staff", new { @id = CourseId }));
}