private async Task LoadAsync()
{
if (parameter.ViewType != null)
{
ViewModel.ViewType = parameter.ViewType.Value;
}
else if (userPreferences.TryLoad("Summary.ViewTypeDescriptor", out SummaryViewTypeDescriptor viewTypeDescriptor))
{
ViewModel.ViewType = viewTypeDescriptor.Type;
}
else
{
ViewModel.ViewType = SummaryViewType.BarGraph;
}
switch (parameter.PeriodType)
{
case SummaryPeriodType.Month:
await LoadMonthViewAsync(ViewModel, parameter.Month);
break;
case SummaryPeriodType.Year:
await LoadYearViewAsync(ViewModel, parameter.Year);
break;
default:
throw Ensure.Exception.NotSupported(parameter.PeriodType.ToString());
}
if (parameter.SortDescriptor != null)
{
ViewModel.SortDescriptor = parameter.SortDescriptor;
}
else if (userPreferences.TryLoad("Summary.SortDescriptor", out SortDescriptor <SummarySortType> sortDescriptor))
{
ViewModel.SortDescriptor = sortDescriptor;
}
else
{
ViewModel.SortDescriptor = new SortDescriptor <SummarySortType>(SummarySortType.ByCategory, SortDirection.Ascending);
}
ViewModel.PropertyChanged += OnViewModelChanged;
ContentLoaded?.Invoke(this, EventArgs.Empty);
}
protected async override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
OverviewParameter parameter = (OverviewParameter)e.Parameter;
string categoryName = parameter.CategoryKey.IsEmpty
? "All"
: await queryDispatcher.QueryAsync(new GetCategoryName(parameter.CategoryKey));
categoryKey = parameter.CategoryKey;
object period = null;
if (parameter.Month != null)
{
month = parameter.Month;
period = parameter.Month;
}
if (parameter.Year != null)
{
year = parameter.Year;
period = parameter.Year;
}
ViewModel = new OverviewViewModel(navigator, parameter.CategoryKey, categoryName, period);
ViewModel.Reload += OnViewModelReload;
handlers.Add(eventHandlers.AddUiThread <OutcomeCreated>(ViewModel, Dispatcher));
handlers.Add(eventHandlers.AddUiThread <OutcomeAmountChanged>(ViewModel, Dispatcher));
handlers.Add(eventHandlers.AddUiThread <OutcomeDescriptionChanged>(ViewModel, Dispatcher));
handlers.Add(eventHandlers.AddUiThread <OutcomeWhenChanged>(ViewModel, Dispatcher));
if (userPreferences.TryLoad("Overview.SortDescriptor", out SortDescriptor <OverviewSortType> sortDescriptor))
{
SortDescriptor = sortDescriptor;
}
else
{
SortDescriptor = new SortDescriptor <OverviewSortType>(OverviewSortType.ByDate, SortDirection.Ascending);
}
await ReloadAsync();
ContentLoaded?.Invoke(this, EventArgs.Empty);
}