App\Http\Controllers\CategoryController::moveItem PHP Method

    public function moveItem(Request $request, $id)
    {
        /** @var CategoryItem $item */
        if (!($item = CategoryItem::find($request->get('id')))) {
            throw new InvalidArgumentHttpException();
        }
        $parent = CategoryItem::find($request->get('parentId'));
        DB::beginTransaction();
        try {
            $item = XeCategory::moveTo($item, $parent);
            XeCategory::setOrder($item, $request->get('ordering', 0));
        } catch (Exception $e) {
            DB::rollBack();
            throw $e;
        }
        DB::commit();
    }