<?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.gxwebsoft.shop.mapper.CartMapper">

    <!-- 关联查询sql -->
    <sql id="selectSql">
        SELECT a.*,b.goods_name,b.image,c.merchant_name,c.address
        FROM shop_cart a
        LEFT JOIN shop_goods b ON a.goods_id = b.goods_id
        LEFT JOIN shop_merchant c ON a.merchant_id = c.merchant_id
        <where>
            <if test="param.id != null">
                AND a.id = #{param.id}
            </if>
            <if test="param.type != null">
                AND a.type = #{param.type}
            </if>
            <if test="param.goodsId != null">
                AND a.goods_id LIKE CONCAT('%', #{param.goodsId}, '%')
            </if>
            <if test="param.code != null">
                AND a.code LIKE CONCAT('%', #{param.code}, '%')
            </if>
            <if test="param.cartNum != null">
                AND a.cart_num = #{param.cartNum}
            </if>
            <if test="param.isPay != null">
                AND a.is_pay = #{param.isPay}
            </if>
            <if test="param.isNew != null">
                AND a.is_new = #{param.isNew}
            </if>
            <if test="param.isShow != null">
                AND a.is_show = #{param.isShow}
            </if>
            <if test="param.combinationId != null">
                AND a.combination_id = #{param.combinationId}
            </if>
            <if test="param.seckillId != null">
                AND a.seckill_id = #{param.seckillId}
            </if>
            <if test="param.bargainId != null">
                AND a.bargain_id = #{param.bargainId}
            </if>
            <if test="param.userId != null">
                AND a.user_id LIKE CONCAT('%', #{param.userId}, '%')
            </if>
            <if test="param.shopId != null">
              AND a.merchant_id LIKE CONCAT('%', #{param.shopId}, '%')
            </if>
            <if test="param.selected != null">
              AND a.selected = #{param.selected}
            </if>
            <if test="param.createTimeStart != null">
                AND a.create_time &gt;= #{param.createTimeStart}
            </if>
            <if test="param.createTimeEnd != null">
                AND a.create_time &lt;= #{param.createTimeEnd}
            </if>
            <if test="param.keywords != null">
                AND (c.merchant_name LIKE CONCAT('%', #{param.keywords}, '%')
                   OR b.goods_name LIKE CONCAT('%', #{param.keywords}, '%')
                )
              </if>
        </where>
    </sql>

    <!-- 分页查询 -->
    <select id="selectPageRel" resultType="com.gxwebsoft.shop.entity.Cart">
        <include refid="selectSql"></include>
    </select>

    <!-- 查询全部 -->
    <select id="selectListRel" resultType="com.gxwebsoft.shop.entity.Cart">
        <include refid="selectSql"></include>
    </select>

</mapper>
