public function dumpData()
    {
        error_reporting(0); // 禁止错误信息输出
        ini_set('display_errors', 0); // 不显示错误

        $limit  = $this->request->post('limit', 20, 'intval');
        $offset = $this->request->post('offset', 0, 'intval');
        $page   = floor($offset / $limit) +1 ;


        $where = [];
        $name = trim($this->request->param('product_type_name'));
        $product_type_id = $this->request->param('product_type_id');
        $brand_ids = $this->request->param('brand_ids');

        if ($name != ''){
            $where[] = ['product_type.l_name_zh',"LIKE","%{$name}%"];
        }

        $brand_ids && $where[] = ['category.brand_ids',"in",$brand_ids];

        if (!empty($product_type_id)){
            $product_type_ids = $this->model->getChildIds($product_type_id);
            if (empty($product_type_ids)) $product_type_ids = [-9999];
            $where[] = ['product_type.product_type_id',"in",$product_type_ids];
        }


        $field = [
            'category.category_carousel_id',
            'category.product_type_id',
            'category.description',
            'category.create_time',
            'category.update_time',
            'category.create_user_id',
            'category.update_user_id',
            'category.category_carousel_id',
        ];
        $orderby = 'category_carousel_id desc';

        $res = CategoryCarouselService::indexList(formatWhere($where),$field,$orderby,$limit,$page);

        $list = $res['rows'];

        $img_count = array_column($list, 'img_list');
        $img_count_list = [];
        foreach ($img_count as $v){
            $img_count_list[] = count($v);
        }
        rsort($img_count_list);
        $max_img_count = $img_count_list[0] ?? 100;




        //开始写入EXCEL
        $spreadsheet = \PhpOffice\PhpSpreadsheet\IOFactory::load(root_path() . 'public/tpl/分类优势导出模板.xls');//读取指定路径下的模板
        $worksheet = $spreadsheet->getActiveSheet();//指向激活的工作表
        $worksheet->setTitle('Product catalog');
        $count=count($list);
        $worksheet->insertNewRowBefore(3,$count-1);

        $worksheet->getColumnDimension('E')->setWidth($max_img_count * 20);


        $startline=2;
        //遍历表单数据
        $path = root_path() . 'public/tmpxls/category/';
        @mkdir($path);

        $arr=['序号','产品总类','产品大类','产品小类','图片列表','产品小类优势','创建时间','更新时间','创建人','更新人'];
        foreach($list as $k=>$v){

            // 基础偏移量
            $offsetX = 10;
            $offsetY = 10;

            foreach ($v['img_list'] as $index => $img_list){
                $img_url = $img_list['file_path_text'] ?? '';
                if ($img_url == '') continue;

                $line=$k+$startline;

                $fileInfo = pathinfo($img_url);
                $file =  $fileInfo['filename'] .'.'.$fileInfo['extension'];
                //下载图片到本地
                if (file_exists( $path.$file) === false) {
                    copy($img_url, $path.$file);
                }

                if (!file_exists($path.$file)) {
                    // 跳过无效图片
                    continue;
                }

                //下载图片到本地
                if(file_exists($path.$file)===true){


                    $drawing =new \PhpOffice\PhpSpreadsheet\Worksheet\Drawing();
                    $drawing->setName('Image ' . ($index + 1));
                    $drawing->setDescription('Image ' . ($index + 1));
                    $drawing->setPath($path.$file); // 设置图片路径
                    $drawing->setWidth(80); // 设置图片宽度
                    $drawing->setHeight(80); // 设置图片高度
                    $drawing->setCoordinates('E'.$line); // 指定单元格
                    $drawing->setOffsetX($offsetX); // 设置横向偏移
                    $drawing->setOffsetY($offsetY); // 设置纵向偏移
                    $drawing->setWorksheet($spreadsheet->getActiveSheet());

                    // 调整偏移量，确保图片不重叠
                    $offsetX += 90; // 每张图片向右偏移 50 像素

                }

            }

            //插入行项目
            $worksheet->getCell('A'.$line)->setValue(++$k);
            $worksheet->getCell('B'.$line)->setValue($v['first_level_name']);
            $worksheet->getCell('C'.$line)->setValue($v['second_level_name']);
            $worksheet->getCell('D'.$line)->setValue($v['third_level_name']);

            $worksheet->getCell('F'.$line)->setValue($v['description']);
            $worksheet->getCell('G'.$line)->setValue($v['create_time']);
            $worksheet->getCell('H'.$line)->setValue($v['update_time']);
            $worksheet->getCell('I'.$line)->setValue($v['create_user_text']);
            $worksheet->getCell('J'.$line)->setValue($v['update_user_text']);



        }

        $filename = date("YmdHis").'分类优势';


        //下载文档
        header('Content-Type: application/vnd.ms-excel');
        header('Content-Disposition: attachment;filename='.$filename.'.Xlsx');
        header('Cache-Control: max-age=0');
        $writer = new \PhpOffice\PhpSpreadsheet\Writer\Xlsx($spreadsheet);
        return $writer->save('php://output');

    }

模板