public async Task RefreshAsync()
{
Data = await _service.GetDataAsync(Path);
var children = await _service.GetChildrenAsync(Path);
Children = new ObservableCollection <NodeViewModel>(children);
}
private async Task ReloadAsync()
{
BusyOn();
var nodes = await _service.GetChildrenAsync("/");
Nodes = new ObservableCollection <NodeViewModel>(nodes);
BusyOff();
}