caimei365-cloud-commodity/src/main/resources/mapper/UserLikeMapper.xml

<?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.caimei365.commodity.mapper.UserLikeMapper">

    <insert id="insert">
        INSERT INTO cm_product_userlike (userID, productID, userLike, likeTime)
        VALUES (#{userId}, #{productId}, 1, now())
    </insert>

    <update id="like">
        UPDATE cm_product_userlike
        SET userLike=#{userLike},
            likeTime=now()
        WHERE userID = #{userId}
          AND productID = #{productId}
    </update>

    <update id="disLike">
        UPDATE cm_product_userlike
        SET userLike=#{userLike}
        WHERE userID = #{userId}
          AND productID = #{productId}
    </update>


    <select id="findLike" resultType="java.lang.Integer">
        SELECT userLike
        FROM cm_product_userlike
        WHERE userID = #{userId}
          AND productID = #{productId}
    </select>

    <select id="findLikeList" resultType="com.caimei365.commodity.model.vo.ProductItemVo">
        SELECT p.productID       AS productId,
               p.actStatus,
               p.name,
               p.aliasName,
               p.mainImage       AS image,
               p.unit,
               p.productCode     AS CODE,
               p.priceFlag,
               p.price,
               p.searchKey       AS keyword,
               p.minBuyNumber    AS minBuyNumber,
               p.maxBuyNumber    AS maxBuyNumber,
               p.ladderPriceFlag,
               p.normalPrice,
               p.step,
               p.shopID          AS shopId,
               p.taxPoint        AS taxRate,
               p.includedTax,
               p.invoiceType,
               p.productCategory AS productCategory,
               p.validFlag,
               p.featuredFlag,
               p.commodityType,
               p.bigTypeID       AS bigTypeId,
               p.smallTypeID     AS smallTypeId,
               p.tinyTypeID      AS tinyTypeId,
               p.visibility      AS visibility
        FROM product p
                 LEFT JOIN cm_product_userlike cpu ON p.productID = cpu.productID
        WHERE p.validFlag = '2'
          AND cpu.userLike = '1'
          AND cpu.userID = #{userId}
        ORDER BY cpu.likeTime DESC
    </select>
</mapper>