protected void AddGroup(UserTreeItemModel parent, List<UserTreeItemModel> list)
{
Debug.Assert(parent != null);
if (_dicGroupByParentID == null || _dicGroupByParentID.Count == 0)
return;
if (_dicUserByParentID == null || _dicUserByParentID.Count == 0)
return;
if (_dicGroupByParentID.ContainsKey(parent.ID))
{
int currentLevel = parent.Level + 1;
var groups = _dicGroupByParentID[parent.ID];
foreach (GroupInfo group in groups)
{
int groupID = group.ID;
if (!GroupDic.ContainsKey(groupID))
{
UserTreeItemModel model = new UserTreeItemModel
{
IsGroup = true,
Level = currentLevel,
Parent = parent,
ID = groupID,
Code = group.Code,
};
GroupDic.Add(groupID, model);
list.Add(model);
}
}
}
}
protected void AddUser(UserTreeItemModel parent, List<UserTreeItemModel> list)
{
Debug.Assert(parent != null);
if (_dicUserByParentID == null || _dicUserByParentID.Count == 0)
return;
if (_dicUserByParentID.ContainsKey(parent.ID))
{
int currentLevel = parent.Level + 1;
var users = _dicUserByParentID[parent.ID];
foreach (var user in users)
{
int userID = user.ID;
if (!UserDic.ContainsKey(userID))
{
UserTreeItemModel model = new UserTreeItemModel
{
Level = currentLevel,
Parent = parent,
ID = user.ID,
Code = user.Code,
Name = user.Name,
};
UserDic.Add(userID, model);
list.Add(model);
}
}
}
}
protected void CreateTreeItemModels(UserTreeItemModel parent)
{
List<UserTreeItemModel> list = new List<UserTreeItemModel>();
AddGroup(parent, list);
AddUser(parent, list);
parent.Children = list;
for (int i = 0; i < parent.Children.Count; i++)
{
UserTreeItemModel model = parent.Children[i];
if (model.IsGroup)
CreateTreeItemModels(model);
}
}
protected int GetUserCountAndRemoveEmptyGroup(UserTreeItemModel model)
{
if (model.Children == null || model.Children.Count == 0)
return 0;
List<int> childIDToRemove = new List<int>();
var children = model.Children;
for (int i = 0; i < children.Count; i++)
{
var child = children[i];
if (child.IsGroup)
{
if (GetUserCountAndRemoveEmptyGroup(child) == 0)
childIDToRemove.Add(i);
}
else
{
RemoveChildren(children, childIDToRemove);
return int.MaxValue; // Groups, Users順で並び替えたはず; 大量ユーザのため、正確にユーザ数をカウントしない。
}
}
RemoveChildren(children, childIDToRemove);
return children.Count;
}
protected UserTreeItemModel CreateHrchModelRoot(GroupInfo[] groups, UserInfo[] users)
{
UserTreeItemModel root = new UserTreeItemModel
{
ID = 0,
Level = 0,
IsExpanded = true,
IsGroup = true,
Code = StrRes.TreeRoot,
};
if (groups != null && groups.Length > 0)
_dicGroupByParentID = (from c in groups
group c by c.ParentID into g
select g).ToDictionary(c => c.Key);
if (users != null && users.Length > 0)
_dicUserByParentID = (from c in users
group c by c.ParentID into g
select g).ToDictionary(c => c.Key);
AddUnidentifiedUser();
CreateTreeItemModels(root);
return root;
}