public void AddChild(PlanNodeDO child, int?ordering)
{
child.Ordering = ordering ?? (ChildNodes.Count > 0 ? ChildNodes.Max(x => x.Ordering) + 1 : 1);
ChildNodes.Add(child);
}
public void AddChildWithDefaultOrdering(PlanNodeDO child)
{
child.Ordering = ChildNodes.Count > 0 ? ChildNodes.Max(x => x.Ordering) + 1 : 1;
ChildNodes.Add(child);
}