<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.yc.ship.module.marketing.dal.mysql.couponProduct.CouponProductMapper">

    <!--
        一般情况下，尽可能使用 Mapper 进行 CRUD 增删改查即可。
        无法满足的场景，例如说多表关联查询，才使用 XML 编写 SQL。
        代码生成器暂时只生成 Mapper XML 文件本身，更多推荐 MybatisX 快速开发插件来生成查询。
        文档可见：https://www.iocoder.cn/MyBatis/x-plugins/
     -->

    <select id="selectRelationProductList" resultType="com.yc.ship.module.marketing.controller.admin.couponProduct.vo.RelationRespVo">
        SELECT
            t1.relation_id,
            t1.relation_child_id,
            t1.relation_sku_id relation_sku_ids_str,
            t2.cate_name relation_name,
            t4.product_name relation_child_name,
            t5.NAME category_name
        FROM
            coupon_product t1
                LEFT JOIN product_category t2 ON t1.relation_id = t2.id
                LEFT JOIN product_category_extra t3 ON t2.id = t3.id
                LEFT JOIN applet_product t4 ON t1.relation_child_id = t4.id
                LEFT JOIN applet_catalogue t5 ON t3.type = t5.id
        WHERE
            t1.coupon_id = #{couponId}
          AND t1.deleted = 0
    </select>

</mapper>