yudao/yudao-module-logistics/yudao-module-logistics-biz/src/main/resources/mapper/stock/StockMapper.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="cn.iocoder.yudao.module.camera.dal.mysql.stock.StockMapper">

    <!-- 动态更新最后一条taskId匹配的记录 -->
    <update id="updateLastByTaskId">
        UPDATE logistics_stock
        <set>
            ${column} = #{value}
        </set>
        WHERE id = (SELECT id FROM (SELECT id FROM logistics_stock WHERE task_id = #{taskId} ORDER BY id DESC LIMIT 1) AS tmp)
    </update>

    <!-- 根据字段列表更新status -->
    <!-- 规则：有字段为空或null → status=0，全部和wms字段相等 → status=2，否则 → status=1 -->
    <!-- fields格式如：code, tray_code，对应的wms字段为：wms_code, wms_tray_code（下划线格式） -->
    <update id="updateStatusByFields">
        UPDATE logistics_stock
        SET status = CASE
            WHEN
            <foreach collection="fields" item="field" separator=" OR ">
                ${field} IS NULL OR ${field} = ''
            </foreach>
            THEN 0
            WHEN
            <foreach collection="fields" item="field" separator=" AND ">
                ${field} = wms_${field}
            </foreach>
            THEN 2
            ELSE 1
        END
        WHERE id = #{id}
    </update>

</mapper>