public ActionResult Create(RoomAllocation roomallocation)
{
Room room = db.Rooms.Find(roomallocation.RoomId);
Course course = db.Courses.Find(roomallocation.CourseId);
Day day = db.Days.Find(roomallocation.DayId);
if (ModelState.IsValid)
{
int givenfrom, givenEnd;
try
{
givenfrom = ConvertTimetoInt(roomallocation.StartTime);
}
catch (Exception anException)
{
if (TempData["ErrorMessage3"] == null)
{
TempData["ErrorMessage1"] = anException.Message;
}
TempData["ErrorMessage4"] = TempData["ErrorMessage3"];
ViewBag.DepartmentId = new SelectList(db.Departments, "DepartmentId", "Code", course.DepartmentId);
ViewBag.CourseId = new SelectList(db.Courses.Where(c => c.DepartmentId == course.DepartmentId), "CourseId", "Code", roomallocation.CourseId);
ViewBag.RoomId = new SelectList(db.Rooms, "RoomId", "Name", roomallocation.RoomId);
ViewBag.DayId = new SelectList(db.Days, "DayId", "Name", roomallocation.DayId);
return View(roomallocation);
}
try
{
givenEnd = ConvertTimetoInt(roomallocation.EndTime);
}
catch (Exception anException)
{
if (TempData["ErrorMessage3"] == null)
{
TempData["ErrorMessage2"] = anException.Message;
}
TempData["ErrorMessage5"] = TempData["ErrorMessage3"];
ViewBag.DepartmentId = new SelectList(db.Departments, "DepartmentId", "Code", course.DepartmentId);
ViewBag.CourseId = new SelectList(db.Courses.Where(c => c.DepartmentId == course.DepartmentId), "CourseId", "Code", roomallocation.CourseId);
ViewBag.RoomId = new SelectList(db.Rooms, "RoomId", "Name", roomallocation.RoomId);
ViewBag.DayId = new SelectList(db.Days, "DayId", "Name", roomallocation.DayId);
return View(roomallocation);
}
if (givenEnd < givenfrom)
{
TempData["Message"] = "Class Should Start Before End (24 hours)";
ViewBag.DepartmentId = new SelectList(db.Departments, "DepartmentId", "Code", course.DepartmentId);
ViewBag.CourseId = new SelectList(db.Courses.Where(c => c.DepartmentId == course.DepartmentId), "CourseId", "Code", roomallocation.CourseId);
ViewBag.RoomId = new SelectList(db.Rooms, "RoomId", "Name", roomallocation.RoomId);
ViewBag.DayId = new SelectList(db.Days, "DayId", "Name", roomallocation.DayId);
return View(roomallocation);
}
if (givenEnd == givenfrom)
{
TempData["Message"] = "Class Should Start Before End (24 hours)";
ViewBag.DepartmentId = new SelectList(db.Departments, "DepartmentId", "Code", course.DepartmentId);
ViewBag.CourseId = new SelectList(db.Courses.Where(c => c.DepartmentId == course.DepartmentId), "CourseId", "Code", roomallocation.CourseId);
ViewBag.RoomId = new SelectList(db.Rooms, "RoomId", "Name", roomallocation.RoomId);
ViewBag.DayId = new SelectList(db.Days, "DayId", "Name", roomallocation.DayId);
return View(roomallocation);
}
if ((givenfrom < 0) || (givenEnd >= (24*60)))
{
TempData["Message"] = " 24 hours--format HH:MM";
ViewBag.DepartmentId = new SelectList(db.Departments, "DepartmentId", "Code", course.DepartmentId);
ViewBag.CourseId = new SelectList(db.Courses.Where(c => c.DepartmentId == course.DepartmentId), "CourseId", "Code", roomallocation.CourseId);
ViewBag.RoomId = new SelectList(db.Rooms, "RoomId", "Name", roomallocation.RoomId);
ViewBag.DayId = new SelectList(db.Days, "DayId", "Name", roomallocation.DayId);
return View(roomallocation);
}
List<RoomAllocation> overLapList=new List<RoomAllocation>();
var DayRoomAllocationList =
db.RoomAllocations.Include(c => c.Course).Include(d =>d.Day).Include(r => r.Room).Where(r => r.RoomId == roomallocation.RoomId && r.DayId == roomallocation.DayId)
.ToList();
foreach (var aDayroomAllocation in DayRoomAllocationList)
{
//int OverlapFrom = 0;
//int OverlapEnd = 0;
//RoomAllocation overlap =new RoomAllocation();
int DbFrom = ConvertTimetoInt(aDayroomAllocation.StartTime);
int DbEnd = ConvertTimetoInt(aDayroomAllocation.EndTime);
if (
((DbFrom <= givenfrom) && (givenfrom < DbEnd))
|| ((DbFrom < givenEnd) && (givenEnd <= DbEnd))
|| ((givenfrom <= DbFrom) && (DbEnd <= givenEnd))
)
{
overLapList.Add(aDayroomAllocation);
}
}
if (overLapList.Count == 0)
{
db.RoomAllocations.Add(roomallocation);
db.SaveChanges();
TempData["Message"] = "Room : " + room.Name + "Allocated "
+ " for course : " + course.Code + " From " + roomallocation.StartTime
+ " to " + roomallocation.EndTime + " on " + day.Name;
}
else
{
string message = "Room : " + room.Name + " Overlapped With : ";
foreach (var anOverlappedRoom in overLapList)
{
int dbFrom = ConvertTimetoInt(anOverlappedRoom.StartTime);
int dbEnd = ConvertTimetoInt(anOverlappedRoom.EndTime);
string overlapStart, overlapEnd;
if ((dbFrom <= givenfrom) && (givenfrom < dbEnd))
overlapStart = roomallocation.StartTime;
else
overlapStart = anOverlappedRoom.StartTime;
if ((dbFrom < givenEnd) && (givenEnd <= dbEnd))
overlapEnd = roomallocation.EndTime;
else
overlapEnd = anOverlappedRoom.EndTime;
message += " Course : " + anOverlappedRoom.Course.Code + " Start Time : "
+ anOverlappedRoom.StartTime + " End Time : "
+ anOverlappedRoom.EndTime + " Overlapped from : ";
message += overlapStart + " To " + overlapEnd;
}
TempData["Message"] = message + " on " + day.Name ;
ViewBag.DepartmentId = new SelectList(db.Departments, "DepartmentId", "Code");
ViewBag.DepartmentId = new SelectList(db.Departments, "DepartmentId", "Code", course.DepartmentId);
ViewBag.CourseId = new SelectList(db.Courses.Where(c => c.DepartmentId == course.DepartmentId), "CourseId", "Code", roomallocation.CourseId);
ViewBag.RoomId = new SelectList(db.Rooms, "RoomId", "Name", roomallocation.RoomId);
ViewBag.DayId = new SelectList(db.Days, "DayId", "Name", roomallocation.DayId);
return View(roomallocation);
}
//}
return RedirectToAction("Create");
}
ViewBag.DepartmentId = new SelectList(db.Departments, "DepartmentId", "Code", roomallocation.DepartmentId);
ViewBag.CourseId = new SelectList(db.Courses, "CourseId", "Code", roomallocation.CourseId);
ViewBag.RoomId = new SelectList(db.Rooms, "RoomId", "Name", roomallocation.RoomId);
ViewBag.DayId = new SelectList(db.Days, "DayId", "Name", roomallocation.DayId);
return View(roomallocation);
}
public ActionResult Edit(RoomAllocation roomallocation)
{
if (ModelState.IsValid)
{
db.Entry(roomallocation).State = EntityState.Modified;
db.SaveChanges();
return RedirectToAction("Index");
}
ViewBag.DepartmentId = new SelectList(db.Departments, "DepartmentId", "Code", roomallocation.DepartmentId);
ViewBag.CourseId = new SelectList(db.Courses, "CourseId", "Code", roomallocation.CourseId);
ViewBag.RoomId = new SelectList(db.Rooms, "RoomId", "Name", roomallocation.RoomId);
ViewBag.DayId = new SelectList(db.Days, "DayId", "Name", roomallocation.DayId);
return View(roomallocation);
}
