zhongshen_project/addon/topic/event/GoodsPromotion.php

<?php
/**
 * Niushop商城系统 - 团队十年电商经验汇集巨献!
 * =========================================================
 * Copy right 2019-2029 杭州牛之云科技有限公司, 保留所有权利。
 * ----------------------------------------------
 * 官方网址: https://www.niushop.com
 * =========================================================
 */

namespace addon\topic\event;

use addon\topic\model\TopicGoods;
use app\model\goods\Goods as GoodsModel;

/**
 * 商品营销活动信息
 */
class GoodsPromotion
{

    /**
     * 商品营销活动信息
     * @param $param
     * @return array
     */
    public function handle($param)
    {
        if (empty($param[ 'goods_id' ])) return [];
        $goods_model = new GoodsModel();
        $goods_info = $goods_model->getGoodsInfo([ [ 'goods_id', '=', $param[ 'goods_id' ] ] ], 'promotion_addon')[ 'data' ];
        if (!empty($goods_info[ 'promotion_addon' ])) {
            $promotion_addon = json_decode($goods_info[ 'promotion_addon' ], true);
            if (!empty($promotion_addon[ 'topic' ])) {
                $topic_model = new TopicGoods();
                $condition = [
                    [ 'pt.topic_id', '=', $promotion_addon[ 'topic' ] ],
                    [ 'sku.sku_id', '=', $param[ 'sku_id' ] ],
                    [ 'pt.status', '=', 2 ]
                ];
                $field = 'sku.goods_id,sku.sku_id,sku.price,sku.site_id,ptg.id,ptg.topic_id,ptg.topic_price,pt.topic_name';
                $goods_detail = $topic_model->getTopicGoodsDetail($condition, $field)[ 'data' ];
                if (!empty($goods_detail)) {
                    $goods_detail[ 'promotion_type' ] = 'topic';
                    $goods_detail[ 'promotion_name' ] = '专题活动';
                    return $goods_detail;
                }
            }
        }
        return [];
    }
}