private async void MainPageUpdate()
{
this.NotifyUser(Constants.PivotInitialization, NotifyType.StatusMessage);
bool _isValid = true; // await credentials.IsValid();
if (!_isValid)
{
this.NotifyUser(Constants.PivotNoAccount, NotifyType.StatusMessage);
}
else
{
var dataGroup = await DataSource.GetGroupAsync(this, NotesGroupname);
this.DefaultViewModel[NotesGroupname] = dataGroup;
await DataSource.WriteAllStorageFilesAsync(DataState.IsDataSaveDue());
if (dataGroup.Items == null || dataGroup.Items.Count == 0)
{
this.NotifyUser(Constants.PivotNoData, NotifyType.StatusMessage);
}
else
{
this.StatusBorder.Visibility = Visibility.Collapsed;
}
}
}
