public ActionResult Create(ElectiveList electivelist)
{
if (ModelState.IsValid)
{
int anid = Request<ElectiveList>.Add(electivelist, "A", "B");
return RedirectToAction("Edit", new { id = anid });
}
return View(electivelist);
}
public ActionResult Edit(ElectiveList electivelist, IEnumerable<ElectiveListCourse> ElectiveListCourses)
{
if (ModelState.IsValid)
{
ElectiveList elistAttached = Request<ElectiveList>.GetItemByID(electivelist.ID, "A", "B");
electivelist.courses = elistAttached.courses;
if (ElectiveListCourses == null)
{
ElectiveListCourses = new List<ElectiveListCourse>();
}
//figure out the courses that were removed from the list
LinkedList<ElectiveListCourse> toRemove = new LinkedList<ElectiveListCourse>();
foreach (ElectiveListCourse course in elistAttached.courses)
{
if (course.ID > 0)
{
if (!ElectiveListCourses.Contains(course))
{
ElectiveListCourse elcourseAttached = Request<ElectiveListCourse>.GetItemByID(course.ID, "A", "B");
toRemove.AddFirst(elcourseAttached);
}
}
}
//remove those courses from the database
while (toRemove.Count > 0)
{
ElectiveListCourse removeme = toRemove.First();
toRemove.RemoveFirst();
Request<ElectiveListCourse>.Delete(removeme.ID, "A", "B");
}
//clear the list
electivelist.courses = new List<ElectiveListCourse>();
//add the existing courses to the database
foreach (ElectiveListCourse elcourse in ElectiveListCourses)
{
ElectiveListCourse elcourseAttached = null; ;
if (elcourse.ID > 0)
{
elcourseAttached = Request<ElectiveListCourse>.GetItemByID(elcourse.ID, "A", "B");
Request<ElectiveListCourse>.Update(elcourseAttached, elcourse, "A", "B");
}
else
{
if (courses.Find(elcourse.courseID) != null)
{
int id = Request<ElectiveListCourse>.Add(elcourse, "A", "B");
elcourseAttached = Request<ElectiveListCourse>.GetItemByID(id, "A", "B");
}
}
if (elcourseAttached != null)
{
electivelist.courses.Add(elcourseAttached);
}
}
Request<ElectiveList>.Update(elistAttached, electivelist, "A", "B");
return RedirectToAction("Index");
}
if (ElectiveListCourses != null)
{
foreach (ElectiveListCourse course in ElectiveListCourses)
{
if (course.courseID > 0)
{
course.course = Request<Course>.GetItemByID(course.courseID, "A", "B");
}
}
}
electivelist.courses = ElectiveListCourses.ToList();
return View(electivelist);
}
private ElectiveList createTempElectiveList()
{
ElectiveList temp = new ElectiveList()
{
ID = 3,
electiveListName = "Elective List 3",
courses = new Collection<ElectiveListCourse>(),
};
return temp;
}
