cloudfile/doc-biz/src/main/resources/mapper/chat/ChatMsgMapper.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.doc.chat.mapper.ChatMsgMapper">

    <resultMap type="ChatMsg" id="ChatMsgResult">
        <result property="msgId" column="MSG_ID"/>
        <result property="fromId" column="FROM_ID"/>
        <result property="toId" column="TO_ID"/>
        <result property="isRead" column="IS_READ"/>
        <result property="msgType" column="MSG_TYPE"/>
        <result property="content" column="CONTENT"/>
        <result property="idIndex" column="ID_INDEX"/>
        <result property="createTime" column="CREATE_TIME"/>
    </resultMap>

    <sql id="selectChatMsgVo">
        select MSG_ID,
               FROM_ID,
               TO_ID,
               MSG_TYPE,
               CONTENT,
               IS_READ,
               ID_INDEX,
               CREATE_TIME
        from chat_msg
    </sql>

    <select id="selectChatMsgList" parameterType="ChatMsg" resultMap="ChatMsgResult">
        <include refid="selectChatMsgVo"/>
        <where>
            <if test="fromId != null ">and FROM_ID = #{fromId}</if>
            <if test="toId != null ">and TO_ID = #{toId}</if>
            <if test="isRead != null ">and IS_READ = #{isRead}</if>
            <if test="msgType != null  and msgType != ''">and MSG_TYPE = #{msgType}</if>
            <if test="content != null  and content != ''">and CONTENT = #{content}</if>
            <if test="idIndex != null  and idIndex != ''">and ID_INDEX = #{idIndex}</if>
            <if test="createTime != null ">and CREATE_TIME = #{createTime}</if>
        </where>
    </select>

    <select id="selectChatMsgByMsgId" parameterType="Long" resultMap="ChatMsgResult">
        <include refid="selectChatMsgVo"/>
        where MSG_ID = #{msgId}
    </select>

    <select id="selectFriendList" resultType="com.doc.chat.domain.ChatMsg">
        <include refid="selectChatMsgVo"/>
        where msg_id in (SELECT MAX(msg_id) msg_id
        FROM chat_msg
        WHERE from_id = #{userId} OR to_id = #{userId}
        GROUP BY id_index)
        ORDER BY create_time desc,msg_id desc
    </select>
    <select id="selectRecordList" resultType="com.doc.chat.domain.ChatMsg">
        <include refid="selectChatMsgVo"/>
        where id_index=#{idIndex}
        order by CREATE_TIME desc
    </select>

    <insert id="insertChatMsg" parameterType="ChatMsg" useGeneratedKeys="true" keyProperty="msgId">
        insert into chat_msg
        <trim prefix="(" suffix=")" suffixOverrides=",">
            <if test="fromId != null">FROM_ID,</if>
            <if test="toId != null">TO_ID,</if>
            <if test="isRead != null">IS_READ,</if>
            <if test="msgType != null">MSG_TYPE,</if>
            <if test="content != null">CONTENT,</if>
            <if test="idIndex != null">ID_INDEX,</if>
            <if test="createTime != null">CREATE_TIME,</if>
        </trim>
        <trim prefix="values (" suffix=")" suffixOverrides=",">
            <if test="fromId != null">#{fromId},</if>
            <if test="toId != null">#{toId},</if>
            <if test="isRead != null">#{isRead},</if>
            <if test="msgType != null">#{msgType},</if>
            <if test="content != null">#{content},</if>
            <if test="idIndex != null">#{idIndex},</if>
            <if test="createTime != null">#{createTime},</if>
        </trim>
    </insert>

    <update id="updateChatMsg" parameterType="ChatMsg">
        update chat_msg
        <trim prefix="SET" suffixOverrides=",">
            <if test="fromId != null">FROM_ID = #{fromId},</if>
            <if test="toId != null">TO_ID = #{toId},</if>
            <if test="isRead != null">IS_READ=#{isRead},</if>
            <if test="msgType != null">MSG_TYPE = #{msgType},</if>
            <if test="content != null">CONTENT = #{content},</if>
            <if test="idIndex != null">ID_INDEX = #{idIndex},</if>
            <if test="createTime != null">CREATE_TIME = #{createTime},</if>
        </trim>
        where MSG_ID = #{msgId}
    </update>

    <delete id="deleteChatMsgByMsgId" parameterType="Long">
        delete
        from chat_msg
        where MSG_ID = #{msgId}
    </delete>

    <delete id="deleteChatMsgByMsgIds" parameterType="String">
        delete from chat_msg where MSG_ID in
        <foreach item="msgId" collection="array" open="(" separator="," close=")">
            #{msgId}
        </foreach>
    </delete>
</mapper>