public TimetablePage()
{
InitializeComponent();
AppSettings settings = SettingsRepository.GetSettings();
lastTimeLeftVisible = TimeLeft.IsVisible;
Timetable.VerticalOptions = LayoutOptions.FillAndExpand;
Timetable.VisibleDatesChangedEvent += Timetable_VisibleDatesChangedEvent;
string activeCultureCode = Cultures.SupportedCultures[0].TwoLetterISOLanguageName;
if (Cultures.SupportedCultures.Any(c => c.TwoLetterISOLanguageName == CultureInfo.CurrentCulture.TwoLetterISOLanguageName))
{
activeCultureCode = CultureInfo.CurrentCulture.TwoLetterISOLanguageName;
}
Timetable.Locale = activeCultureCode;
switch (settings.TimetableViewMode)
{
case TimetableViewMode.Day:
Timetable.ScheduleView = ScheduleView.DayView;
break;
case TimetableViewMode.Week:
Timetable.ScheduleView = ScheduleView.WeekView;
break;
case TimetableViewMode.Month:
Timetable.ScheduleView = ScheduleView.MonthView;
break;
}
MessagingCenter.Subscribe <Application, SavedEntity>(this, MessageTypes.SelectedEntityChanged, (sender, newSelectedEntity) =>
{
UpdateEvents(newSelectedEntity);
});
MessagingCenter.Subscribe <Application, SavedEntity>(this, MessageTypes.TimetableUpdated, (sender, entity) =>
{
SavedEntity selectedEntity = UniversityEntitiesRepository.GetSelected();
if (selectedEntity == null || selectedEntity != entity)
{
return;
}
UpdateEvents(selectedEntity);
});
MessagingCenter.Subscribe <Application, SavedEntity>(this, MessageTypes.LessonSettingsChanged, (sender, entity) =>
{
SavedEntity selectedEntity = UniversityEntitiesRepository.GetSelected();
if (selectedEntity == null || selectedEntity != entity)
{
return;
}
UpdateEvents(selectedEntity);
});
}
public static async Task <IReadOnlyList <Entity> > CheckCistTimetableUpdateRightsAsync(params Entity[] entitiesToUpdate)
{
List <Entity> allowedEntities = new();
entitiesToUpdate ??= Array.Empty <Entity>();
List <SavedEntity> savedEntities = await UniversityEntitiesRepository.GetSavedAsync();
foreach (var entity in entitiesToUpdate)
{
SavedEntity?savedEntity = savedEntities.SingleOrDefault(e => e == entity);
if (savedEntity == null)
{
// Cannot update timetable for entity that is not saved
continue;
}
DateTime nowInUkraine = TimeZoneInfo.ConvertTime(DateTime.Now, Config.UkraineTimezone);
if (savedEntity.LastUpdated == null ||
nowInUkraine.TimeOfDay >= Config.CistDailyTimetableUpdateStartTime && nowInUkraine.TimeOfDay < Config.CistDailyTimetableUpdateEndTime)
{
// Update allowed if never updated before
// Unlimited updates between 5 and 6 AM
allowedEntities.Add(savedEntity);
continue;
}
// Update is allowed once per day (day begins at 6 AM)
DateTime lastUpdatedInUkraine = TimeZoneInfo.ConvertTime(savedEntity.LastUpdated.Value, Config.UkraineTimezone);
TimeSpan timeBeforeAnotherUpdate;
if (lastUpdatedInUkraine.TimeOfDay < Config.CistDailyTimetableUpdateEndTime)
{
timeBeforeAnotherUpdate = Config.CistDailyTimetableUpdateEndTime - lastUpdatedInUkraine.TimeOfDay;
}
else
{
timeBeforeAnotherUpdate = TimeSpan.FromDays(1) - lastUpdatedInUkraine.TimeOfDay + Config.CistDailyTimetableUpdateEndTime;
}
if (nowInUkraine - lastUpdatedInUkraine > timeBeforeAnotherUpdate)
{
allowedEntities.Add(savedEntity);
continue;
}
#if DEBUG
allowedEntities.Add(savedEntity);
#endif
}
return(allowedEntities);
}
private void UpdateEventsWithUI()
{
Timetable.IsEnabled = false;
ProgressLayout.IsVisible = true;
Task.Factory.StartNew(() =>
{
UpdateEvents(UniversityEntitiesRepository.GetSelected());
Device.BeginInvokeOnMainThread(() =>
{
ProgressLayout.IsVisible = false;
Timetable.IsEnabled = true;
});
});
}
public async Task SettingsClicked()
{
List <string> actionList = new List <string> {
LN.UpdateTimetable, LN.SetUpLessonDisplay, LN.Delete
};
if (!IsSelected)
{
actionList.Insert(0, LN.Select);
}
if (Device.RuntimePlatform == Device.Android &&
CrossDeviceInfo.Current.VersionNumber.Major > 0 &&
CrossDeviceInfo.Current.VersionNumber.Major < 5)
{
// SfCheckBox doesn`t support Android 4
actionList.Remove(LN.SetUpLessonDisplay);
}
string action = await App.Current.MainPage.DisplayActionSheet(LN.ChooseAction, LN.Cancel, null, actionList.ToArray());
if (action == LN.Select)
{
UniversityEntitiesRepository.UpdateSelected(SavedEntity);
await _manageEntitiesViewModel.Navigation.PopToRootAsync();
}
else if (action == LN.UpdateTimetable)
{
await _manageEntitiesViewModel.UpdateTimetable(SavedEntity);
}
else if (action == LN.SetUpLessonDisplay)
{
await _manageEntitiesViewModel.Navigation.PushAsync(new ManageLessonsPage(SavedEntity));
}
else if (action == LN.Delete)
{
_manageEntitiesViewModel.Entities.Remove(this);
UniversityEntitiesRepository.UpdateSaved(_manageEntitiesViewModel.Entities.Select(vm => vm.SavedEntity).ToList());
}
}
protected override List <Group> GetAllEntities()
{
return(UniversityEntitiesRepository.GetAllGroups().ToList());
}
protected override List <Room> GetAllEntitiesFromCist()
{
return(UniversityEntitiesRepository.GetAllRooms().ToList());
}
protected override List <Teacher> GetAllEntitiesFromCist()
{
return(UniversityEntitiesRepository.GetAllTeachers().ToList());
}