refactor: 移除 ReviewMapper 自定义 SQL，改用 MyBatis-Plus Java API

2026-05-27 21:23:36 +08:00
parent a932bf52ca
commit f797a712db
2 changed files with 0 additions and 79 deletions
@@ -1,24 +0,0 @@
 package com.guo.learningprogresstracker.mapper;
 import com.guo.learningprogresstracker.dto.ReviewFeedItem;
 import org.apache.ibatis.annotations.Mapper;
 import org.apache.ibatis.annotations.Param;
 import java.util.List;
 /**
 * 复习模块自定义查询 Mapper
 */
@Mapper
 public interface ReviewMapper {
    /**
     * 获取最近的学习报告和残片，合并排序后返回
     */
    List<ReviewFeedItem> selectReviewFeed(@Param("limit") int limit);
    /**
     * 获取指定任务下的所有报告和残片，按时间倒序
     */
    List<ReviewFeedItem> selectTaskReview(@Param("taskNum") String taskNum);
 }
@@ -1,55 +0,0 @@
 <?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.guo.learningprogresstracker.mapper.ReviewMapper">
    <select id="selectReviewFeed" resultType="com.guo.learningprogresstracker.dto.ReviewFeedItem">
        SELECT
            combined.id,
            combined.session_num   AS sessionNum,
            combined.source_type   AS sourceType,
            combined.content,
            combined.created_time  AS createdTime,
            t.task_num             AS taskNum,
            t.task_name            AS taskName
        FROM (
            SELECT r.id, r.session_num, r.content, r.created_time, 'REPORT' AS source_type
            FROM study_reports r
            WHERE r.deleted = 0
            UNION ALL
            SELECT f.id, f.session_num, f.content, f.created_time, 'FRAGMENT' AS source_type
            FROM study_report_fragments f
            WHERE f.deleted = 0
        ) combined
        JOIN study_sessions ss ON combined.session_num = ss.session_num AND ss.deleted = 0
        JOIN tasks t ON ss.task_num = t.task_num AND t.deleted = 0
        ORDER BY combined.created_time DESC
        LIMIT #{limit}
    </select>
    <select id="selectTaskReview" resultType="com.guo.learningprogresstracker.dto.ReviewFeedItem">
        SELECT
            combined.id,
            combined.session_num   AS sessionNum,
            combined.source_type   AS sourceType,
            combined.content,
            combined.created_time  AS createdTime,
            t.task_num             AS taskNum,
            t.task_name            AS taskName
        FROM (
            SELECT r.id, r.session_num, r.content, r.created_time, 'REPORT' AS source_type
            FROM study_reports r
            WHERE r.deleted = 0
            UNION ALL
            SELECT f.id, f.session_num, f.content, f.created_time, 'FRAGMENT' AS source_type
            FROM study_report_fragments f
            WHERE f.deleted = 0
        ) combined
        JOIN study_sessions ss ON combined.session_num = ss.session_num AND ss.deleted = 0
        JOIN tasks t ON ss.task_num = t.task_num AND t.deleted = 0
        WHERE t.task_num = #{taskNum}
        ORDER BY combined.created_time DESC
    </select>
 </mapper>