lachang/app/common/model/ms/MsActivityImage.php

<?php

declare (strict_types=1);

namespace app\common\model\ms;

use app\common\model\Goods;
use app\common\model\GoodsSku;
use app\common\model\BaseModel;
use app\common\model\UploadFile;

/**
 * 活动中心 ▸ 秒杀活动商品图片
 * Class Ad
 * @package app\common\model
 */
class MsActivityImage extends BaseModel
{
   
    protected $name = 'ms_activity_image';

    protected $append = ['image'];

    public function getImageAttr(){
        $a = UploadFile::field('file_id,file_type,storage,domain,file_path')->find($this->image_id)->external_url??'';
        return $a;
    }

    public function file(){
        return $this->hasOne('app\common\model\UploadFile', 'file_id', 'image_id');
    }

    /**
     * 一对多关联商品表
     */
    public function activity(){
        return $this->belongsTo('MsActivity', 'id','ms_activity_id');
    }

    public function add($activity_id, $data){
        // 先删除全部
        static::deleteAll(['ms_activity_id' => $activity_id]);
        if (!empty($data)) {
            // 添加
            $dataset = [];
            foreach ($data as $item) {
                // 商品信息
                // $goodsInfo = Goods::detail($item['goods_id']);
                // if (empty($goodsInfo)) {
                //     $this->error = "商品信息错误";
                //     return false;
                // }
                $goods = Goods::where("goods_no",$item['goods_sku_no'])->find();

                if (empty($goods)) {
                    $this->error = "图片skuno错误";
                    return false;
                }

                $dataset[] = [
                    'ms_activity_id' => $activity_id,
                    'goods_id' => $goods['goods_id'],
                    'image_id'=>$item['image_id'],
                    'goods_sku_no'=>$item['goods_sku_no']
                ];
            }
            (new static)->addAll($dataset);
            return true;
        }
    }
}