不起作用的代码：  （ where(['category_id' => $item['id']]) 没起作用  ）  传递参数
$model->where('product_name', 'like', "%$productName%") 不起作用

public function cateProductPage()
{
    $builder = new Builder(new CategoryModel());
    $builder->setDefaultSort('sort,ASC');
    $builder->setFilter(['pid' => -1]);
    $lists = $builder->selectQuery(function (BaseQuery $query) {
    })->select();

    $productName = $this->request->post('product_name', '');
    $model =  new ProductModel();
    if ($lists->toArray()) {
        foreach ($lists as &$value) {
            // 二级分类 名
            $value['c_names'] = (new CategoryModel())->where(['pid' => $value['id']])->field('id,name')->select();
            // 二级分类商品
            foreach ( $value['c_names'] as &$item){
                
                $item['good'] =  $model->where(['category_id' => $item['id']]);
                if (!empty($productName)) {
                    $model->where('product_name', 'like', "%$productName%")->select();
                }
                $item['good']  = $model->select();
                // 提取标签中的 ‘约500g/份 约10-20 只'  约的展示 与 标签不展示在一起了
                foreach ($item['good'] as &$index) {
                    $pattern = '/约[^,]*/';
                    preg_match_all($pattern, implode(', ',$index['tags']), $matches);

                    $index['tag'] =  explode(',', implode(",", $matches[0]));
                }


            }

            $where = [];
            $user = $this->request->getUser();
            if ($user) {
                $where[] = ['is_view', 'find in set', $user['user_type']];
            }
            $pro = (new ProductModel())->with(['sku', 'ranks', 'category'])->whereRaw('concat(\' \',category_id,\' \') like "% ' . $value['id'] . ' %"')->where('status', '10')->where($where)->order([
                'sort' => 'ASC',
                'id' => 'DESC',
            ])->select();
            $value['product'] = $pro;

        }

        unset($value);
        unset($item);
        unset($index);

    }
    return $lists;
}

 日志：

起作用的代码：

public function cateProductPage()
    {
        $builder = new Builder(new CategoryModel());
        $builder->setDefaultSort('sort,ASC');
        $builder->setFilter(['pid' => -1]);
        $lists = $builder->selectQuery(function (BaseQuery $query) {
        })->select();

        $productName = $this->request->post('product_name', '');
        $model =  new ProductModel();
        if ($lists->toArray()) {
            foreach ($lists as &$value) {
                // 二级分类 名
                $value['c_names'] = (new CategoryModel())->where(['pid' => $value['id']])->field('id,name')->select();
                // 二级分类商品
                foreach ( $value['c_names'] as &$item){
                    $item['good'] =  $model->where(['category_id' => $item['id']])->where(function ($query) use($productName) {
                        if(!empty($productName)){
                            $query->where('product_name', 'like', "%$productName%");

                        }
                    })->select();


                    // 提取标签中的 ‘约500g/份 约10-20 只'  约的展示 与 标签不展示在一起了
                    foreach ($item['good'] as &$index) {
                        $pattern = '/约[^,]*/';
                        preg_match_all($pattern, implode(', ',$index['tags']), $matches);

                        $index['tag'] =  explode(',', implode(",", $matches[0]));
                    }


                }

                $where = [];
                $user = $this->request->getUser();
                if ($user) {
                    $where[] = ['is_view', 'find in set', $user['user_type']];
                }
                $pro = (new ProductModel())->with(['sku', 'ranks', 'category'])->whereRaw('concat(\' \',category_id,\' \') like "% ' . $value['id'] . ' %"')->where('status', '10')->where($where)->order([
                    'sort' => 'ASC',
                    'id' => 'DESC',
                ])->select();
                $value['product'] = $pro;

            }

            unset($value);
            unset($item);
            unset($index);

        }
        return $lists;
    }

 日志：