sb-backend/src/main/resources/mapper/ReportMapper.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
        "https://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.sb.web.board.mapper.ReportMapper">

    <insert id="insertIgnore">
        INSERT IGNORE INTO report (target_type, target_id, member_id, reason, created_at)
        VALUES (#{targetType}, #{targetId}, #{memberId}, #{reason}, NOW())
    </insert>

    <select id="countByTarget" resultType="int">
        SELECT COUNT(*) FROM report WHERE target_type = #{targetType} AND target_id = #{targetId}
    </select>

    <!-- 신고된 글/댓글 목록 (대상별 집계). 신고 많은 순 → 최근 신고 순. -->
    <select id="listReported" resultType="com.sb.web.board.dto.ReportedItem">
        SELECT 'POST' AS targetType, r.target_id AS targetId, p.id AS postId,
               p.category AS category, p.title AS title, LEFT(p.content, 120) AS content,
               p.author_id AS authorId, p.author_name AS authorName, p.blocked AS blocked,
               COUNT(*) AS reportCount, MAX(r.created_at) AS lastReportedAt
        FROM report r
        JOIN post p ON p.id = r.target_id
        WHERE r.target_type = 'POST'
        GROUP BY p.id
        UNION ALL
        SELECT 'COMMENT' AS targetType, r.target_id AS targetId, c.post_id AS postId,
               pp.category AS category, pp.title AS title, LEFT(c.content, 120) AS content,
               c.author_id AS authorId, c.author_name AS authorName, c.blocked AS blocked,
               COUNT(*) AS reportCount, MAX(r.created_at) AS lastReportedAt
        FROM report r
        JOIN comment c ON c.id = r.target_id
        JOIN post pp ON pp.id = c.post_id
        WHERE r.target_type = 'COMMENT'
        GROUP BY c.id
        ORDER BY reportCount DESC, lastReportedAt DESC
    </select>

    <delete id="deleteByTarget">
        DELETE FROM report WHERE target_type = #{targetType} AND target_id = #{targetId}
    </delete>

    <delete id="deleteByMember">
        DELETE FROM report WHERE member_id = #{memberId}
    </delete>

</mapper>