public void Initialize(Person connectedPerson)
{
ConnectedPerson = connectedPerson;
// Get the list of existing classes
ClassesTableData = new ObservableCollection <ClassData>(_schoolData.Classes.AsEnumerable().Select(currClass => ModelClassToClassData(currClass)).ToList());
// Create the basic list of available classes
AvailableTeachers.Clear();
// Add a 'No teacher' option, as not all classes have a teacher assigned to them.
AvailableTeachers.Add(NOT_ASSIGNED, "אין מורה משויך");
// Create the list of teachers that are not homeroom teachers already.
_schoolData.Teachers.Where(teacher => teacher.classID == null && !teacher.Person.User.isDisabled).ToList()
.ForEach(teacher => AvailableTeachers.Add(teacher.teacherID, teacher.Person.firstName + " " + teacher.Person.lastName));
// Create the basic list of available rooms
AvailableRooms.Clear();
// Add a 'no room' option, as not all classes have an an assigned room.
AvailableRooms.Add(NOT_ASSIGNED, "אין חדר משויך");
// Create the list of rooms that are not assigned to a specific class already
_schoolData.Rooms.Where(room => room.Classes.Count() == 0).ToList()
.ForEach(room => AvailableRooms.Add(room.roomID, room.roomName));
// Reset selections
SelectedTeacher = NOT_ASSIGNED;
SelectedRoom = NOT_ASSIGNED;
// For some reason, after re-initializing this view, the selections are not updated properly in the view unless called again
OnPropertyChanged("SelectedTeacher");
OnPropertyChanged("SelectedRoom");
}
private void ShowAvailableRooms()
{
if ((SelectedDate != null) && (SelectedArea != null) && (MeetingStart != null) && (MeetingEnd != null))
{
AvailableRooms.Clear();
foreach (Room r in Database.GetAvailableRooms(SelectedArea, MeetingStart, MeetingEnd.Value, CurrentMeetingId))
{
AvailableRooms.Add(r);
}
}
}
private void LoadAvailableRooms()
{
List <RoomPlan> roomPlans = new List <RoomPlan>();
foreach (var roomPlanAssignment in ProjectFile.RoomPlans.ToList())
{
if (roomPlanAssignment.RoomPlan != null)
{
roomPlans.Add(roomPlanAssignment.RoomPlan);
}
}
AvailableRooms.Clear();
AvailableRooms.Add(roomPlans);
}
/// <summary>
/// Assistant method that clears all the ViewModel properties
/// </summary>
private void ResetData()
{
AvailableSearchChoices.Clear();
LessonsTableData.Clear();
AvailableClasses.Clear();
AvailableCourses.Clear();
AvailableTeachers.Clear();
AvailableRooms.Clear();
SelectedLesson = null;
SelectedSearchChoice = NOT_ASSIGNED;
SelectedTeacher = NOT_ASSIGNED;
SelectedClass = NOT_ASSIGNED;
LessonFirstDay = NOT_ASSIGNED;
LessonSecondDay = NOT_ASSIGNED;
LessonThirdDay = NOT_ASSIGNED;
LessonFourthDay = NOT_ASSIGNED;
LessonFirstHour = NOT_ASSIGNED;
LessonSecondHour = NOT_ASSIGNED;
LessonThirdHour = NOT_ASSIGNED;
LessonFourthHour = NOT_ASSIGNED;
}
async Task ExecuteSearchAvailableRoomsCommand()
{
if (NewReservation.StartingTime > NewReservation.EndingTime)
{
await Application.Current.MainPage.DisplayAlert("Something is wrong", "A reservation cannot finish before it starts!", "OK");
return;
}
if (IsBusy)
{
return;
}
IsBusy = true;
try
{
var reservationTable = await CloudService.GetTableAsync <Reservation>();
var listOfReservations = await reservationTable.ReadAllReservationsAsync();
var roomTable = await CloudService.GetTableAsync <Room>();
var listOfRooms = await roomTable.ReadAllRoomsAsync();
AvailableRooms.Clear();
//inserts all the rooms in the collection, then removes the ones which are arleady reserved
foreach (Room room in listOfRooms)
{
AvailableRooms.Add(room);
SortRooms(AvailableRooms, room);
foreach (Reservation reservation in listOfReservations)
{
if (reservation.RoomName.Equals(room.Name))
{
if (reservation.Date.Date.Equals(NewReservation.Date.Date))
{
if ((TimeSpan.Compare(reservation.StartingTime, NewReservation.EndingTime) == -1 &&
TimeSpan.Compare(reservation.EndingTime, NewReservation.EndingTime) == 1) ||
(TimeSpan.Compare(reservation.StartingTime, NewReservation.StartingTime) == -1 &&
TimeSpan.Compare(reservation.EndingTime, NewReservation.StartingTime) == 1) ||
(TimeSpan.Compare(reservation.StartingTime, NewReservation.StartingTime) == 1 &&
TimeSpan.Compare(reservation.EndingTime, NewReservation.EndingTime) == -1))
{
AvailableRooms.Remove(room);
break;
}
}
}
}
}
}
catch (Exception ex)
{
Debug.WriteLine($"[ReservationListViewModel] Save error: {ex.Message}");
}
finally
{
IsBusy = false;
}
}
