caimei365-manager/src/main/resources/mappings/modules/hehe/CmHeheDiscountMapper.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.caimei.modules.hehe.dao.CmHeheDiscountDao">
    
	<sql id="cmHeheDiscountColumns">
		a.id AS "id",
		a.title AS "title",
		a.discount AS "discount",
		a.status AS "status",
		a.productType AS "productType",
		a.addTime AS "addTime"
	</sql>
	
	<sql id="cmHeheDiscountJoins">
	</sql>
    
	<select id="get" resultType="CmHeheDiscount">
		SELECT 
			<include refid="cmHeheDiscountColumns"/>
		FROM cm_hehe_discount a
		<include refid="cmHeheDiscountJoins"/>
		WHERE a.id = #{id}
	</select>
	
	<select id="findList" resultType="CmHeheDiscount">
		SELECT 
			<include refid="cmHeheDiscountColumns"/>
		FROM cm_hehe_discount a
		<include refid="cmHeheDiscountJoins"/>
		<where>
			
			<if test="title != null and title != ''">
				AND a.title LIKE 
					<if test="dbName == 'oracle'">'%'||#{title}||'%'</if>
					<if test="dbName == 'mssql'">'%'+#{title}+'%'</if>
					<if test="dbName == 'mysql'">concat('%',#{title},'%')</if>
			</if>
			<if test="status != null and status != ''">
				AND a.status = #{status}
			</if>
		</where>
		<choose>
			<when test="page !=null and page.orderBy != null and page.orderBy != ''">
				ORDER BY ${page.orderBy}
			</when>
			<otherwise>
				order by addTime desc
			</otherwise>
		</choose>
	</select>
	
	<select id="findAllList" resultType="CmHeheDiscount">
		SELECT 
			<include refid="cmHeheDiscountColumns"/>
		FROM cm_hehe_discount a
		<include refid="cmHeheDiscountJoins"/>
		<where>
			
		</where>		
		<choose>
			<when test="page !=null and page.orderBy != null and page.orderBy != ''">
				ORDER BY ${page.orderBy}
			</when>
			<otherwise>
			</otherwise>
		</choose>
	</select>
	
	<insert id="insert" parameterType="CmHeheDiscount"  keyProperty="id" useGeneratedKeys="true">
		INSERT INTO cm_hehe_discount(
			title,
			discount,
			status,
			productType,
			addTime
		) VALUES (
			#{title},
			#{discount},
			#{status},
			#{productType},
			NOW()
		)
	</insert>
	
	<update id="update">
		UPDATE cm_hehe_discount SET 	
			title = #{title},
			discount = #{discount},
			status = #{status},
			productType = #{productType}
		WHERE id = #{id}
	</update>
    <update id="updateStatus">
		update cm_hehe_discount
		set status = #{status}
		where id = #{id}
	</update>

    <delete id="delete">
		DELETE FROM cm_hehe_discount
		WHERE id = #{id}
	</delete>


	<select id="findDiscountProductIds" resultType="java.lang.Integer">
		SELECT id FROM cm_hehe_discount_product WHERE discountId = #{discountId}
	</select>

	<select id="findDiscountUserIds" resultType="java.lang.Integer">
		SELECT id FROM cm_hehe_discount_user where  discountId = #{discountId}
	</select>

	<insert id="insertDiscountProduct">
		INSERT INTO `cm_hehe_discount_product` (
			`discountId`, `productId`, discountPrice, `status`,
			`sort`, `addTime`
		)
		VALUES
		(
			#{discountId}, #{productId}, #{discountPrice}, #{status},
			#{sort}, #{addTime}
		)
	</insert>
	<insert id="insertDiscountUser">
		insert into cm_hehe_discount_user (discountId, userId, addTime) values (#{discountId}, #{userId}, #{addTime})
	</insert>

	<update id="updateDiscountProduct">
		UPDATE
		`cm_hehe_discount_product`
		<set>
			<if test="status != null">
				`status` = #{status},
			</if>
			<if test="sort != null">
				`sort` = #{sort},
			</if>
			discountPrice = #{discountPrice}
		</set>
		WHERE
		`id` = #{id}
	</update>

	<delete id="deleteDiscountProduct">
		delete from cm_hehe_discount_product where id = #{id}
	</delete>
	<delete id="deleteDiscountUser">
		delete from cm_hehe_discount_user where id = #{id}
	</delete>
    <delete id="deleteUserByDiscountId">
        delete from cm_hehe_discount_user where discountId = #{id}
    </delete>
    <select id="findDiscountProductList" resultType="com.caimei.modules.hehe.entity.CmHeheDiscountProduct">
		SELECT
			cca.id,
			cca.discountId,
			cca.productId,
            cca.discountPrice,
			cca.status,
			cca.sort,
			cca.addTime,
			s.name AS shopName,
			p.name AS productName,
			p.mainImage AS image
		FROM
			cm_hehe_discount_product cca
				left join cm_hehe_product chp on cca.productId = chp.productId
				LEFT JOIN product p ON chp.productId = p.productID
				LEFT JOIN shop s ON p.shopID = s.shopID
		WHERE
			cca.discountId = #{discountId}
		ORDER BY
			- cca.sort DESC
	</select>
	<select id="findDiscountUserList" resultType="com.caimei.modules.hehe.entity.CmHeheDiscountUser">
		select chu.id, chu.userId, chu.discountId, chu.addTime, u.nickName, u.mobile, u.userIdentity
		from cm_hehe_discount_user chu
				 left join cm_hehe_user u on chu.userId = u.userId
		where chu.discountId = #{id}
		order by chu.addTime desc
	</select>
    <select id="findAllUserIds" resultType="java.lang.String">
        select group_concat(userId) from cm_hehe_discount_user;
    </select>
</mapper>