private function placeBefore($beforeKey, $column) {
        $columns = $this->crud->getColumns();
        $i = 0;
        $newCols = [];
        foreach($columns as $key => $data) {
            if($key !== $beforeKey) {
                $newCols[$key] = $data;
                $i++;
            } else {
                $newCols[$column['name']] = $column;
                break;
            }
        }
        $sliced = array_slice($columns, $i);
        $cols = array_merge($newCols, $sliced);

        $this->crud->setColumns($cols);
    }