gold-java/src/main/resources/mapper/RechargeActivityCenterMapper.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.example.demo.mapper.coin.RechargeActivityCenterMapper">


    <!-- 查询所有活动（用于批量更新状态） -->
    <select id="listActivities" resultType="com.example.demo.domain.vo.coin.RechargeActivity">
        SELECT
            ra.id,
            ra.start_time as startTime,
            ra.end_time as endTime,
            ra.status as status
        FROM recharge_activity ra
        WHERE ra.flag = 1
        ORDER BY ra.update_time DESC
    </select>

    <!-- 查询活动 -->
    <select id="queryActivity" resultType="com.example.demo.domain.vo.coin.RechargeActivity">
        SELECT
            ra.id,
            ra.activity_name as activityName,
            ra.business_belong as businessBelong,
            ra.area,
            m.name as areaName,
            ra.start_time as startTime,
            ra.end_time as endTime,
            ra.status,
            ra.creator,
            a.admin_name as creatorName,
            ra.create_time as createTime,
            ra.update_time as updateTime
        FROM recharge_activity ra
        LEFT JOIN admin a on a.id = ra.creator
        LEFT JOIN market m on m.id = ra.area
        <where>
            ra.flag = 1
            <if test="activityName != null and activityName != ''">
                AND ra.activity_name = #{activityName}
            </if>
            <if test="activityTime != null">
                AND ra.end_time >= #{activityTime}
                AND #{activityTime} >= ra.start_time
            </if>
        </where>
        <trim prefix="ORDER BY" suffixOverrides=",">
                ra.update_time DESC
        </trim>
    </select>

    <!-- 新增活动 -->
    <insert id="addActivity" parameterType="com.example.demo.domain.vo.coin.RechargeActivity">
        INSERT INTO recharge_activity (
            activity_name,
            business_belong,
            area,
            start_time,
            end_time,
            status,
            creator,
            create_time
        ) VALUES (
                     #{activityName},
                     #{businessBelong},
                     #{area},
                     #{startTime},
                     #{endTime},
                     #{status},
                     #{creator},
                     NOW()
                 )
    </insert>

    <!-- 更新活动 -->
    <update id="updateActivity" parameterType="com.example.demo.domain.vo.coin.RechargeActivity">
        UPDATE recharge_activity
        <set>
            <if test="activityName != null">activity_name = #{activityName},</if>
            <if test="businessBelong != null">business_belong = #{businessBelong},</if>
            <if test="area != null">area = #{area},</if>
            <if test="startTime != null">start_time = #{startTime},</if>
            <if test="endTime != null">end_time = #{endTime},</if>
            <if test="status != null">status = #{status},</if>
            <if test="creator != null">creator = #{creator},</if>
            update_time = NOW()
        </set>
        WHERE id = #{id}
    </update>

    <!-- 删除活动 -->
    <!-- 删除活动 -->
    <update id="deleteActivity" parameterType="com.example.demo.domain.vo.coin.RechargeActivity">
        UPDATE recharge_activity
        <set>
            flag = 0,
            update_time = NOW()
        </set>
        WHERE id = #{id}
    </update>

</mapper>