private void LoadDropDownList(ClassRoomAllocation classRoomAllocation)
{
var courses = db.Courses.Where(s => s.DepartmentId == classRoomAllocation.DepartmentId);
ViewBag.DepartmentId = new SelectList(db.Departments, "DepartmentId", "Code", classRoomAllocation.DepartmentId);
ViewBag.CourseId = new SelectList(courses.ToArray(), "CourseId", "Code", classRoomAllocation.CourseId);
ViewBag.ClassRoomId = new SelectList(db.ClassRooms, "ClassRoomId", "RoomNo", classRoomAllocation.ClassRoomId);
ViewBag.DayId = new SelectList(db.Days, "DayId", "Name", classRoomAllocation.DayId);
}
public ActionResult Create(ClassRoomAllocation classRoomAllocation)
{
Create();
if (classRoomAllocation.DepartmentId == 0 || classRoomAllocation.CourseId == 0 || classRoomAllocation.ClassRoomId == 0 || classRoomAllocation.DayId == 0)
{
return View();
}
string timeFrom = classRoomAllocation.TimeFrom;
string timeTo = classRoomAllocation.TimeTo;
Course aCourse = (db.Courses.Where(course => course.CourseId == classRoomAllocation.CourseId)).Single();
Department aDepartment = (db.Departments.Where(d => d.DepartmentId == aCourse.DepartmentId)).Single();
Day day = db.Days.Single(d => d.DayId == classRoomAllocation.DayId);
ClassRoom classRoom = db.ClassRooms.Single(c => c.ClassRoomId == classRoomAllocation.ClassRoomId);
List<ClassRoomAllocation> allocationRooms = (db.ClassRoomAllocations.Where(c =>
(c.DayId == classRoomAllocation.DayId &&
c.ClassRoomId == classRoomAllocation.ClassRoomId))).ToList();
List<ClassRoomAllocation> allocationCourses =
db.ClassRoomAllocations.Where(
c => (c.DayId == classRoomAllocation.DayId && c.CourseId == classRoomAllocation.CourseId)).ToList();
string timeFrom2 = "";
string timeTo2 = "";
int id=0;
Boolean confirm = false;
if (timeFrom == timeTo) confirm = true;
foreach (ClassRoomAllocation room in allocationRooms)
{
bool check = CheckOverlapping(timeFrom, timeTo, room.TimeFrom, room.TimeTo);
if (check)
{
confirm = true;
timeFrom2 = room.TimeFrom;
timeTo2 = room.TimeTo;
id = room.CourseId;
}
}
foreach (ClassRoomAllocation room in allocationCourses)
{
bool check = CheckOverlapping(timeFrom, timeTo, room.TimeFrom, room.TimeTo);
if (check)
{
confirm = true;
}
}
if (!confirm)
{
LoadDropDownList(classRoomAllocation);
classRoomAllocation.Department = aDepartment;
if (ModelState.IsValid)
{
db.ClassRoomAllocations.Add(classRoomAllocation);
db.SaveChanges();
if (aCourse.Teacher == null)
{
ViewBag.Success = aCourse.Code + " has been allocated in " + classRoom.RoomNo +
" class room. And the schedual is " + day.Name + " at " +
classRoomAllocation.TimeFrom + "-" + classRoomAllocation.TimeTo +
" and teacher is not assigned yet.";
}
else
{
ViewBag.Success = aCourse.Code + " has been allocated in " + classRoom.RoomNo +
" class room. And the schedual is " + day.Name + " at " +
classRoomAllocation.TimeFrom + "-" + classRoomAllocation.TimeTo +
" and the teacher of this course is" + aCourse.Teacher.Name;
}
return View();
}
}
Course course2 = db.Courses.Single(c => c.CourseId == id);
LoadDropDownList(classRoomAllocation);
if (course2.Teacher == null)
{
ViewBag.ErrorMessage = "This Room: " + classRoom.RoomNo + " has already allocated at " + timeFrom2 + "-" + timeTo2 + " for " + course2.Code +
" and teacher is not assigned yet.";
}
else
{
ViewBag.ErrorMessage = "This Room: " + classRoom.RoomNo + " has already allocated at " + timeFrom2 + "-" + timeTo2 + " for " + course2.Code +
" and the teacher of this course is "+course2.Teacher.Name;
}
return View(classRoomAllocation);
}
public ActionResult Edit(ClassRoomAllocation classroomallocation)
{
if (ModelState.IsValid)
{
db.Entry(classroomallocation).State = EntityState.Modified;
db.SaveChanges();
return RedirectToAction("Index");
}
ViewBag.DepartmentId = new SelectList(db.Departments, "DepartmentId", "Code", classroomallocation.DepartmentId);
ViewBag.CourseId = new SelectList(db.Courses, "CourseId", "Code", classroomallocation.CourseId);
ViewBag.ClassRoomId = new SelectList(db.ClassRooms, "ClassRoomId", "RoomNo", classroomallocation.ClassRoomId);
ViewBag.DayId = new SelectList(db.Days, "DayId", "Name", classroomallocation.DayId);
return View(classroomallocation);
}
