private PageHierarchyModel FindFirstModelWithValue(PageHierarchyModel root, string val)
{
if (root.Slug == val)
return root;
foreach (var child in root.Children)
{
var res = FindFirstModelWithValue(child, val);
if (res != null)
return res;
}
return null;
}
private PageHierarchyModel GetHierarchy(IEnumerable<Page> model)
{
PageHierarchyModel root = new PageHierarchyModel();
PageHierarchyModel current = null;
int level = 0;
root.Level = level;
foreach (Page p in model)
{
if (p.Path == null)
{
root = new PageHierarchyModel(p,this.HttpContext);
current = root;
continue;
}
var splits = p.Path.Split(new char[] { '/' });
current = FindFirstModelWithValue(root, splits.First());
if (current == null)
current = root;
else
{
current = current.Parent;
}
var parts = p.Path.Split(new char[] { '/' }, StringSplitOptions.RemoveEmptyEntries);
foreach (var str in parts)
{
var part = current.Children.FirstOrDefault(s => s.Slug == str);
if (part == null)
{
part = new PageHierarchyModel(p,HttpContext);
part.Level = parts.Length;
current.Children.Add(part);
}
current = part;
}
}
return root;
}
public ActionResult List(Guid? parentId)
{
var pages = _pageService.ListPages(null,false, true, true);
var hierarchy = new PageHierarchyModel[] { GetHierarchy(pages) };
if (!Request.IsAjaxRequest())
return View("List", hierarchy);
return Json(hierarchy, JsonRequestBehavior.AllowGet);
}