public OdataSelectExpand GetCleanTree()
{
var newTree = new OdataSelectExpand();
OdataSelectExpand seekTree(IEnumerable <SelectMember> path, OdataSelectExpand old = null)
{
var n = newTree;
foreach (var p in path)
{
var c = n.Childs.FirstOrDefault(x => x.MemberPath == p.MemberPath);
if (c == null)
{
c = new OdataSelectExpand {
MemberPath = p.MemberPath, IsComplexType = true, Filter = old?.Filter
};
n.Childs.Add(c);
}
n = c;
}
return(n);
}
void recCreate(OdataSelectExpand current, IEnumerable <SelectMember> path)
{
var currentPath = path;
var n = seekTree(path, current);
foreach (var m in current.SelectMembers)
{
var p = m.Split();
var cp = path.Concat(p.Take(p.Length - 1));
if (!currentPath.SequenceEqual(cp))
{
currentPath = cp;
n = seekTree(cp);
}
var mp = p.Last();
if (!n.SelectMembers.Any(x => x.MemberPath == mp.MemberPath))
{
n.SelectMembers.Add(mp);
}
}
foreach (var child in current.Childs)
{
recCreate(child, path.Concat(child.Split()));
}
}
recCreate(this, Enumerable.Empty <SelectMember>());
return(newTree);
}
public void Merge(OdataSelectExpand tree)
{
if (tree.MemberPath == MemberPath)
{
SelectMembers = SelectMembers.Concat(tree.SelectMembers).Distinct().ToList();
foreach (var child in tree.Childs)
{
var selfChild = Childs.FirstOrDefault(x => x.MemberPath == child.MemberPath);
if (selfChild != null)
{
selfChild.Merge(child);
}
else
{
selfChild.Childs.Add(child);
}
}
}
}
