<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
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<mapper namespace="org.springblade.jfpt.chatrecords.mapper.ChatRecordsMapper">
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<!--查询单聊的消息记录列表-->
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<select id="selectChatRecordsPage" resultType="org.springblade.jfpt.chatrecords.entity.ChatRecords">
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select * from sys_chat_records where sender_id = #{chatRecords.senderId} and recipient_id = #{chatRecords.recipientId}
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union
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select * from sys_chat_records where sender_id = #{chatRecords.recipientId} and recipient_id = #{chatRecords.senderId}
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order by post_time desc
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</select>
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<!--聊天列表-->
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<select id="getChatListPage" resultType="org.springblade.jfpt.chatrecords.vo.ChatRecordsVo">
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select scrss.*,name recipientNickName,real_name recipientName,avatar from jfpthpublicsecurity.blade_user bu
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right join
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(
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select scr.id,scrs.uid recipientId,post_time postTime,post_message postMessage from sys_chat_records scr
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right join
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(
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select max(max_id) id,uid from (
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select recipient_id as uid,max(id) as max_id from sys_chat_records where sender_id = #{chatRecords.senderId} group by recipient_id
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union all
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select sender_id as uid,max(id) as max_id from sys_chat_records where recipient_id = #{chatRecords.senderId} group by sender_id
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)t group by uid
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) scrs
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on
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scr.id = scrs.id
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) scrss
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on
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bu.id = scrss.recipientId
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order by postTime desc
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</select>
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</mapper>
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