public Task<bool> SaveEditsAsync()

// if editing
if (Project.Current.IsEditingEnabled)
{
  var res = MessageBox.Show("Do you want to disable editing? Editing tools will be disabled",
                                                         "Disable Editing?", System.Windows.MessageBoxButton.YesNoCancel);
  if (res == System.Windows.MessageBoxResult.No ||
                res == System.Windows.MessageBoxResult.Cancel)
  {
    return;
  }

  //we must check for edits
  if (Project.Current.HasEdits)
  {
    res = MessageBox.Show("Save edits?", "Save Edits?", System.Windows.MessageBoxButton.YesNoCancel);
    if (res == System.Windows.MessageBoxResult.Cancel)
      return;
    else if (res == System.Windows.MessageBoxResult.No)
      Project.Current.DiscardEditsAsync();
    else
    {
      Project.Current.SaveEditsAsync();
    }
  }
  Project.Current.SetIsEditingEnabledAsync(false);
}