// vo methodite nadolu se gledat samo WebPages za daden User so userId
// TODO: da se prepravat queries so LINQ Join ( vo slednite 3 metodi)
// Ili prvo da se izvadat vo HashSet pa potoa da se koristi HashSet::Contains()
/// <summary>
/// Metod koj vraka vrednost vistina
/// dokolku specificiraniot korisnik ima deca
/// </summary>
/// <param name="userId"></param>
/// <returns>bool</returns>
public bool HasChildren(int userId)
{
SessionTree tree = SessionTree.GetSessionInstance();
if (tree.HasChildrenMap.ContainsKey(this))
{
return(tree.HasChildren(this));
}
bool hasChildren = false;
foreach (WebPage page in this.WebPages)
{
if (page.RelativeUrl != "#" && UsersWebPage.EntityExists(userId, page.ID))
{
hasChildren = true;
break;
}
if (page.RelativeUrl == "#" && page.HasChildren(userId))
{
hasChildren = true;
break;
}
}
tree.HasChildrenMap.Add(this, hasChildren);
SessionTree.UpdateSessionInstance(tree);
return(hasChildren);
}
/// <summary>
/// Metod vraka lista od jazli na dinamickoto drvo
/// so elementi - deca na konkreten korisnik (userID)
/// </summary>
/// <param name="userId"></param>
/// <returns>numerirana lista od jazli (IEnumerable(INBOTreeNode))</returns>
public IEnumerable <INBOTreeNode> GetChildren(int userId)
{
SessionTree tree = SessionTree.GetSessionInstance();
if (tree.GetChildrenMap.ContainsKey(this))
{
return(tree.GetChildren(this));
}
List <INBOTreeNode> children = new List <INBOTreeNode>();
IEnumerable <WebPage> WebPages = this.WebPages;
WebPages = WebPages.OrderBy(s => s.OrderNumber);
foreach (WebPage page in WebPages)
{
if (page.RelativeUrl != "#" && UsersWebPage.EntityExists(userId, page.ID))
{
children.Add(page);
}
if (page.RelativeUrl == "#")
{
if (page.HasChildren(userId))
{
children.Add(page);
}
}
}
tree.GetChildrenMap.Add(this, children);
SessionTree.UpdateSessionInstance(tree);
return(children);
}
/// <summary>
/// Metod vraka lista od jazli na dinamickoto drvo
/// so elementi - koreni na konkreten korisnik (userID)
/// </summary>
/// <param name="userId"></param>
/// <returns>numerirana lista od jazli (IEnumerable(INBOTreeNode))</returns>
public IEnumerable <INBOTreeNode> GetRoots(int userId)
{
SessionTree tree = SessionTree.GetSessionInstance();
if (tree.GetRootsMap.ContainsKey(this))
{
return(tree.GetRoots(this));
}
List <WebPage> _roots = (Select().Where(w => w.ParentID == null).ToList());
List <INBOTreeNode> roots = new List <INBOTreeNode>();
foreach (WebPage page in _roots)
{
roots.Add((INBOTreeNode)page);
}
List <INBOTreeNode> result = new List <INBOTreeNode>();
foreach (WebPage root in roots)
{
foreach (WebPage page in root.WebPages)
{
if (page.RelativeUrl == "#" && page.HasChildren(userId))
{
result.Add(root);
break;
}
if (page.RelativeUrl != "#" && UsersWebPage.EntityExists(userId, page.ID))
{
result.Add(root);
break;
}
}
}
tree.GetRootsMap.Add(this, result);
SessionTree.UpdateSessionInstance(tree);
return(result);
}