public Task DeleteAsync(ActivityPeriod ap, bool doUpdate = true)
{
return(Task.Run(async() =>
{
await Database.DeleteAsync(ap);
if (doUpdate)
{
OnPropertyChanged("Activities");
}
}));
}
public Task InsertAsync(ActivityPeriod ap)
{
if (ap.ID == 0)
{
return(Database.InsertAsync(ap));
}
else
{
return(Database.UpdateAsync(ap));
}
}
public void DeleteActivityPeriod(ActivityPeriod ap)
{
ActivityPeriods.Remove(ap);
System.Threading.Tasks.Task.Run(async() =>
{
await App.ActivityDatabase.DeleteAsync(ap);
});
OnPropertyChanged("ActivityPeriods");
OnPropertyChanged("LastCompletedPeriod");
OnPropertyChanged("StartTimeDisplay");
OnPropertyChanged("EndTimeDisplay");
OnPropertyChanged("LastStartDateDisplay");
OnPropertyChanged("LastEndDateDisplay");
OnPropertyChanged("TimeElapsedDisplay");
}
public void AddActivityPeriod(ActivityPeriod ap, bool doUpdates = true)
{
ap.ActivityID = ID;
ap.Activity = this;
ActivityPeriods.Add(ap);
if (doUpdates)
{
OnPropertyChanged("ActivityPeriods");
OnPropertyChanged("LastCompletedPeriod");
OnPropertyChanged("StartTimeDisplay");
OnPropertyChanged("EndTimeDisplay");
OnPropertyChanged("LastStartDateDisplay");
OnPropertyChanged("LastEndDateDisplay");
OnPropertyChanged("TimeElapsedDisplay");
}
}
public EditActivityPeriodPage(ActivityPeriod ap)
{
BindingContext = new EditActivityPeriodViewModel(Navigation, ap);
InitializeComponent();
InitialiseElements();
MessagingCenter.Subscribe <EditActivityPeriodViewModel, ConfirmationData>(this, EditActivityPeriodViewModel.AcceptMessageString, async(vm, cd) =>
{
var answer = await DisplayAlert(cd.Title, cd.Message, cd.Accept, cd.Cancel);
if (answer)
{
await vm.AcceptChanges();
await Navigation.PopModalAsync();
}
});
MessagingCenter.Subscribe <EditActivityPeriodViewModel, ConfirmationData>(this, EditActivityPeriodViewModel.DeleteMessageString, async(vm, cd) =>
{
var answer = await DisplayAlert(cd.Title, cd.Message, cd.Accept, cd.Cancel);
if (answer)
{
await vm.DeleteActivityPeriod();
await Navigation.PopModalAsync();
}
});
}
