lachang/app/common/model/ms/MsActivityGood.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;

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

    protected $append = ['status'];

    //商品状态 即将开始或已结束
    public function getStatusAttr() {
        $now = date("Y-m-d H:i:s",time());
        if ($now < $this->start_time) {
           $d = Date("d",time());
           // 2022-01-01 15:00:00;
           if($d==substr($this->start_time,8,2)){
                return [1,substr($this->start_time,11,5).'开始秒杀'];
           }else{
                return [2,'即将开始'];
           }
        }
        if ($now > $this->end_time) {
            return [3,'秒杀结束'];
        }
        if($now>$this->start_time&&$now<$this->end_time){
              return [4,'秒杀中'];
        }
        return [0,''];
    } 



    /**
     * 一对多关联商品表
     */
    public function activity(){
        return $this->belongsTo('MsActivity', 'id','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'],['images.file']);
                if (empty($goodsInfo)) {
                    $this->error = "商品信息错误";
                    return false;
                }
                // $goodsSku = GoodsSku::detail($item['goods_id'], $item['goods_sku_id']);
                if($item['ms_price']>$goodsInfo['goods_price_min']){
                    $this->error = '秒杀价不能大于商品价格';
                    return false;
                }

                // $goodsSku = GoodsSku::detail($item['goods_id'], $item['goods_sku_id']);
                // if (empty($goodsSku)) {
                //     $this->error = "商品sku信息错误";
                //     return false;
                // }
                $start_time = trim($item['start_time'], '&quot;');
     
                $start_time = str2time_date_format($start_time);


                $end_time = trim($item['end_time'], '&quot;');
     
                $end_time = str2time_date_format($end_time);


                $dataset[] = [
                    'ms_activity_id' => $activity_id,
                    'goods_id' => $item['goods_id'],
                    'goods_sku_id' => $item['goods_sku_id'],
                    'ms_price' => $item['ms_price'],
                    'goods_price' => $goodsInfo['goods_price_min'],
                    'limit_mount' => $item['limit_mount']??0,
                    'stock_num' => $item['stock_num'],
                    'limit_stock'=>$item['stock_num'],
                    'goods_sku_no' => $goodsInfo['goods_no'],
                    'start_time' => Date("Y-m-d H:i:s",$start_time),
                    'end_time' =>  Date("Y-m-d H:i:s",$end_time),
                    'goods_name' => $goodsInfo['goods_name']??'',
                    'preview_url' => $goodsInfo['images'][0]['file']['preview_url']??'',
                ];
            }

            (new static)->addAll($dataset);

            return true;
        }
    }
}