public static void UpdateSelected(SavedGroup selectedGroup)
{
Serialisation.ToJsonFile((Group)selectedGroup, FilePath.SelectedGroup);
Device.BeginInvokeOnMainThread(() =>
{
MessagingCenter.Send(Application.Current, MessageTypes.SelectedGroupChanged, (Group)selectedGroup);
});
}
async void Handle_ItemTapped(object sender, ItemTappedEventArgs e)
{
if (e.Item == null || !(e.Item is SavedGroup))
{
return;
}
SavedGroup selectedGroup = (SavedGroup)e.Item;
//Deselect Item
((ListView)sender).SelectedItem = null;
List <string> actionList = new List <string> {
"Обновить расписание", "Настроить отображение предметов", "Удалить"
};
if (GroupsDataStore.GetSelected()?.ID != selectedGroup.ID)
{
actionList.Insert(0, "Выбрать");
}
string action = await DisplayActionSheet("Выберете действие:", "Отмена", null, actionList.ToArray());
switch (action)
{
case "Выбрать":
GroupsDataStore.UpdateSelected(selectedGroup);
await DisplayAlert("Выбор группы", "Группа успешно выбрана", "Ok");
break;
case "Обновить расписание":
await UpdateTimetable(selectedGroup);
break;
case "Настроить отображение предметов":
await Navigation.PushAsync(new ManageLessonsPage(selectedGroup));
break;
case "Удалить":
groups.Remove(selectedGroup);
GroupsDataStore.UpdateSaved(groups.ToList());
if (selectedGroup.ID == GroupsDataStore.GetSelected()?.ID)
{
GroupsDataStore.UpdateSelected(null);
}
break;
}
}
public ManageLessonsPage(SavedGroup group)
{
InitializeComponent();
Title += $": {group.Name}";
this.group = group;
EventList eventList = EventsDataStore.GetEventsLocal(group.ID);
if (eventList == null)
{
return;
}
List <LessonSettings> lessonSettings = LessonSettingsDataStore.GetLessonSettings(group.ID);
lessons = new ObservableCollection <LessonSettings>
(
eventList.Lessons()
.Select(lesson =>
{
LessonSettings res = lessonSettings.FirstOrDefault(ls => ls.LessonName == lesson)
?? new LessonSettings {
LessonName = lesson
};
res.EventTypes = eventList.EventTypes(lesson).ToList();
return(res);
})
.OrderBy(lesson => lesson.LessonName)
);
LessonsList.ItemsSource = lessons;
if (lessons.Count == 0)
{
NoSourceLayout.IsVisible = true;
}
MessagingCenter.Subscribe <LessonSettingsPage, LessonSettings>(this, "OneLessonSettingsChanged", (sender, newLessonSettings) =>
{
for (int i = 0; i < lessons.Count; i++)
{
if (lessons[i].LessonName == newLessonSettings.LessonName)
{
lessons[i] = newLessonSettings;
lessons[i].NotifyChanged();
break;
}
}
});
}
