/**
     * Apply criteria in query repository
     *
     * @param string              $model
     * @param RepositoryInterface $repository
     *
     * @return mixed
     */
    public function apply($model, RepositoryInterface $repository)
    {
        $this->oldsql = $model;

        // 用上一次的條件(僅限定 where) 作 關聯子查詢
        $model = $model->whereNotExists(function ($query) {
            $oldquery = $this->oldsql->getQuery();
            $query->from($oldquery->from);
            foreach ($oldquery->wheres as $where) {
                $query->whereRaw($where['sql']);
            }
            $query->whereRaw('id = parent_id');
            $query->mergeBindings($oldquery);
        });

        // dd($model->toSql());
        return $model;
    }