stray-animals-back/src/main/resources/mapper/mini/MiniStrayAnimalNoteCommentMapper.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.youlai.boot.mini.mapper.MiniStrayAnimalNoteCommentMapper">

    <update id="incrementCommentCount">
        UPDATE mini_stray_animal_note
        SET comment_count = comment_count + 1
        WHERE id = #{noteId}
    </update>

    <!-- 一次性校准所有笔记的评论数 -->
    <update id="batchCalibrateAllCommentCounts">
        UPDATE mini_stray_animal_note n
        SET n.comment_count = (
        SELECT COUNT(1)
        FROM mini_stray_animal_note_comment c
        WHERE c.note_id = n.id
        AND c.flag = 0
        )
        WHERE 1 = 1
    </update>

    <!-- 只校准最近有变动的笔记（24小时内有过评论的） -->
    <update id="batchCalibrateRecentNotes">
        UPDATE mini_stray_animal_note n
        INNER JOIN (
        SELECT note_id, MAX(create_time) as last_comment_time
        FROM mini_stray_animal_note_comment
        WHERE create_time >= DATE_SUB(NOW(), INTERVAL 1 DAY)
        GROUP BY note_id
        ) c ON n.id = c.note_id
        SET n.comment_count = (
        SELECT COUNT(1)
        FROM mini_stray_animal_note_comment c2
        WHERE c2.note_id = n.id AND c2.flag = 0
        )
    </update>

    <!-- 根据UUID查询评论ID -->
    <select id="selectIdByUuid" resultType="java.lang.Long">
        SELECT id
        FROM mini_stray_animal_note_comment
        WHERE uuid = #{uuid}
          AND deleted = 0
        LIMIT 1
    </select>

    <!-- 根据UUID查询父评论必要字段 -->
    <select id="selectParentCommentInfoByUuid" resultType="com.youlai.boot.mini.model.entity.MiniStrayAnimalNoteComment">
        SELECT id, note_id, root_id, mini_user_id
        FROM mini_stray_animal_note_comment
        WHERE uuid = #{uuid}
          AND deleted = 0
        LIMIT 1
    </select>

    <!-- 根据ID查询评论UUID -->
    <select id="selectUuidById" resultType="java.lang.String">
        SELECT uuid
        FROM mini_stray_animal_note_comment
        WHERE id = #{id}
          AND deleted = 0
        LIMIT 1
    </select>

</mapper>