one-code-manage/siwei-modules/siwei-apply/src/main/resources/mapper/NodeAttachmentMapper.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.siwei.apply.mapper.NodeAttachmentMapper">

    <!-- 结果映射 -->
    <resultMap id="BaseResultMap" type="com.siwei.apply.domain.NodeAttachment">
        <id property="id" column="id"/>
        <result property="nodeId" column="node_id"/>
        <result property="attachment" column="attachment" typeHandler="com.siwei.apply.handler.JsonbTypeHandler"/>
    </resultMap>

    <!-- 基础查询字段 -->
    <sql id="Base_Column_List">
        id, node_id, attachment
    </sql>

    <!-- 根据ID查询附件信息 -->
    <select id="selectById" resultMap="BaseResultMap" parameterType="String">
        SELECT
        <include refid="Base_Column_List"/>
        FROM t_node_attachment
        WHERE id = #{id}
    </select>

    <!-- 根据节点ID查询附件信息（只返回一条） -->
    <select id="selectByNodeId" resultMap="BaseResultMap" parameterType="String">
        SELECT
        <include refid="Base_Column_List"/>
        FROM t_node_attachment
        WHERE node_id = #{nodeId}
        LIMIT 1
    </select>

    <!-- 根据节点ID查询附件信息（多条） -->
    <select id="selectByNodeIdList" resultMap="BaseResultMap" parameterType="List">
        SELECT
        <include refid="Base_Column_List"/>
        FROM t_node_attachment
        <where>
            <if test="nodeIdList != null and nodeIdList.size() > 0">
                AND node_id IN
                <foreach collection="nodeIdList" item="id" open="(" separator="," close=")">
                    #{id}
                </foreach>
            </if>
        </where>
    </select>






    <!-- 插入附件记录 -->
    <insert id="insert" parameterType="com.siwei.apply.domain.NodeAttachment">
        INSERT INTO t_node_attachment (
            id,
            node_id,
            attachment
        ) VALUES (
            #{id},
            #{nodeId},
            #{attachment, typeHandler=com.siwei.apply.handler.JsonbTypeHandler}
        )
    </insert>

    <!-- 根据节点ID更新附件记录 -->
    <update id="update" parameterType="com.siwei.apply.domain.NodeAttachment">
        UPDATE t_node_attachment
        SET attachment = #{attachment, typeHandler=com.siwei.apply.handler.JsonbTypeHandler}
        WHERE node_id = #{nodeId}
    </update>

    <!-- 根据ID更新附件记录 -->
    <update id="updateById" parameterType="com.siwei.apply.domain.NodeAttachment">
        UPDATE t_node_attachment
        <set>
            <if test="nodeId != null">node_id = #{nodeId},</if>
            <if test="attachment != null">attachment = #{attachment, typeHandler=com.siwei.apply.handler.JsonbTypeHandler}</if>
        </set>
        WHERE id = #{id}
    </update>

    <!-- 根据节点ID删除附件记录 -->
    <delete id="deleteByNodeId" parameterType="String">
        DELETE FROM t_node_attachment WHERE node_id = #{nodeId}
    </delete>

    <!-- 根据节点ID删除且排除指定ID的记录 -->
    <delete id="deleteByNodeIdAndIdNotEqual" parameterType="map">
        DELETE FROM t_node_attachment
        WHERE node_id = #{nodeId}
          AND id != #{id}
    </delete>

</mapper>