public static IEnumerable <ObjectTreeNode> ToObjectTreeElements(this IEnumerable <ObjectTreeItem> objectTreeItems)
{
var checkedObjectTreeItems = CheckObjectTreeItems(objectTreeItems);
HashSet <ObjectTreeItem> itemsSet = new HashSet <ObjectTreeItem>(checkedObjectTreeItems);
ObjectTreeRoot objectTreeRoot = new ObjectTreeRoot();
foreach (ObjectTreeItem objectTreeItem in checkedObjectTreeItems)
{
if (String.IsNullOrEmpty(objectTreeItem.ParentId))
{
objectTreeRoot.Nodes.Add(new ObjectTreeNode()
{
Id = objectTreeItem.Id, DisplayName = objectTreeItem.DisplayName, Link = objectTreeItem.Link, ImageUrl = objectTreeItem.ImageUrl, CssClass = objectTreeItem.CssClass
});
itemsSet.Remove(objectTreeItem);
}
}
while (itemsSet.Count > 0)
{
foreach (ObjectTreeItem item in itemsSet.ToList())
{
if (IsExistNode(objectTreeRoot, item.ParentId, out ObjectTreeNode node))
{
node.Children.Add(new ObjectTreeNode()
{
Id = item.Id, DisplayName = item.DisplayName, Link = item.Link, ImageUrl = item.ImageUrl, CssClass = item.CssClass
});
itemsSet.Remove(item);
}
}
}
return(objectTreeRoot.Nodes);
}
public static ObjectTreeRoot ToObjectTreeRoot(this IEnumerable <ObjectTreeItem> objectTreeItems)
{
ObjectTreeRoot objectTreeRoot = new ObjectTreeRoot();
HashSet <ObjectTreeItem> itemsSet = new HashSet <ObjectTreeItem>(objectTreeItems);
foreach (ObjectTreeItem objectTreeItem in objectTreeItems)
{
if (String.IsNullOrEmpty(objectTreeItem.ParentId))
{
objectTreeRoot.Nodes.Add(new ObjectTreeNode()
{
Id = objectTreeItem.Id, DisplayName = objectTreeItem.DisplayName, Link = objectTreeItem.Link
});
itemsSet.Remove(objectTreeItem);
}
}
while (itemsSet.Count > 0)
{
foreach (ObjectTreeItem item in itemsSet.ToList())
{
if (IsExistNode(objectTreeRoot, item.ParentId, out ObjectTreeNode node))
{
node.Children.Add(new ObjectTreeNode()
{
Id = item.Id, DisplayName = item.DisplayName, Link = item.Link
});
itemsSet.Remove(item);
}
}
}
return(objectTreeRoot);
}
private static Boolean IsExistNode(ObjectTreeRoot objectTreeRoot, String NodeId, out ObjectTreeNode foundedNode)
{
foundedNode = null;
foreach (ObjectTreeNode node in objectTreeRoot.Nodes)
{
foundedNode = node.Find(n => n.Id == NodeId);
if (foundedNode != null)
{
return(true);
}
}
return(false);
}
