private void onTimeEntryDeleted(long id)
{
var viewModel = TimeEntries.Select(c => c.SingleOrDefault(vm => vm.Id == id)).SingleOrDefault(vm => vm != null);
if (viewModel == null)
{
return;
}
var collection = TimeEntries.SingleOrDefault(c => c.Date == viewModel.Start.Date);
if (collection == null)
{
return;
}
collection.Remove(viewModel);
var indexToInsert = TimeEntries.IndexOf(collection);
TimeEntries.Remove(collection);
if (collection.Count > 0)
{
var newCollection = new TimeEntryViewModelCollection(collection.Date.DateTime, collection);
TimeEntries.Insert(indexToInsert, newCollection);
}
RaisePropertyChanged(nameof(IsEmpty));
}
public TimeEntriesViewModel(
ITogglDataSource dataSource,
IInteractorFactory interactorFactory,
IAnalyticsService analyticsService,
ISchedulerProvider schedulerProvider,
IRxActionFactory rxActionFactory,
ITimeService timeService)
{
Ensure.Argument.IsNotNull(dataSource, nameof(dataSource));
Ensure.Argument.IsNotNull(interactorFactory, nameof(interactorFactory));
Ensure.Argument.IsNotNull(analyticsService, nameof(analyticsService));
Ensure.Argument.IsNotNull(schedulerProvider, nameof(schedulerProvider));
Ensure.Argument.IsNotNull(rxActionFactory, nameof(rxActionFactory));
Ensure.Argument.IsNotNull(timeService, nameof(timeService));
this.interactorFactory = interactorFactory;
this.analyticsService = analyticsService;
this.schedulerProvider = schedulerProvider;
DelayDeleteTimeEntries = rxActionFactory.FromAction <long[]>(delayDeleteTimeEntries);
ToggleGroupExpansion = rxActionFactory.FromAction <GroupId>(toggleGroupExpansion);
CancelDeleteTimeEntry = rxActionFactory.FromAction(cancelDeleteTimeEntry);
groupsFlatteningStrategy = new TimeEntriesGroupsFlattening(timeService);
var deletingOrPressingUndo = timeEntriesPendingDeletionSubject.SelectUnit();
var collapsingOrExpanding = ToggleGroupExpansion.Elements;
var visibleTimeEntries = interactorFactory.ObserveAllTimeEntriesVisibleToTheUser().Execute()
.Select(timeEntries => timeEntries.Where(isNotRunning))
.ReemitWhen(deletingOrPressingUndo)
.Select(timeEntries => timeEntries.Where(isNotDeleted))
.Select(group)
.ReemitWhen(collapsingOrExpanding);
TimeEntries = Observable.CombineLatest(
visibleTimeEntries,
dataSource.Preferences.Current,
groupsFlatteningStrategy.Flatten)
.AsDriver(schedulerProvider);
Empty = TimeEntries
.Select(groups => groups.None())
.AsDriver(schedulerProvider);
Count = TimeEntries
.Select(log => log.Sum(day => day.Items.Count))
.AsDriver(schedulerProvider);
TimeEntriesPendingDeletion = timeEntriesPendingDeletionSubject.AsObservable().AsDriver(schedulerProvider);
}
