public MenuHierarchy GetHierachialModel() {
if (getHierachialModel != null) return CloneModel(getHierachialModel);
var list = GetBuildMenu();
var usedItems = new List<MenuItem>();
getHierachialModel = new MenuHierarchy(null);
var selectedItem = GetSelectedMenuItem();
//create root elements
foreach (var item in list)
{
if (selectedItem.Position == item.Position) item.Selected = true;
//if (selectedItem.Href == item.Href) item.Selected = true;
if (!item.Position.Contains(SEPARATOR))
{
getHierachialModel.Children.Add(new MenuHierarchy(item));
usedItems.Add(item);
}
}
foreach (var item in getHierachialModel.Children)
{
var childUsedItems = CreateChildren(item, list);
usedItems.AddRange(childUsedItems);
}
foreach (var item in list.Except(usedItems).ToList())
{
getHierachialModel.Children.Add(new MenuHierarchy(item));
usedItems.Add(item);
}
//set order
SetOrder(getHierachialModel.Children, 0);
return CloneModel(getHierachialModel);
}
private MenuHierarchy CloneModel(MenuHierarchy hierachialModel) {
var mh = _classMappingService.MapObject<MenuHierarchy>(hierachialModel);
mh.Children = new List<MenuHierarchy>();
mh.Children.AddRange(hierachialModel.Children.Select(CloneModel));
return mh;
}
private static IEnumerable<MenuItem> CreateChildren(MenuHierarchy hitem, IEnumerable<MenuItem> list)
{
var usedItems = new List<MenuItem>();
var startStr = hitem.Item.Position + SEPARATOR;
foreach (var item in list)
{
if (item.Position.StartsWith(startStr) && item.Position.LastIndexOf(SEPARATOR) == startStr.Length - 1)
{
hitem.Children.Add(new MenuHierarchy(item) { Level = hitem.Level+1});
usedItems.Add(item);
}
}
foreach (var item in hitem.Children) usedItems.AddRange(CreateChildren(item, list));
return usedItems;
}
