历史记录后端

Debate_backend/target/classes/mapper/DebateHistoryMapper.xml

@@ -1,5 +1,6 @@
 <?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">
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 <mapper namespace="com.learning.newdemo.mapper.DebateHistoryMapper">
 
     <resultMap id="BaseResultMap" type="com.learning.newdemo.entity.DebateHistory">
@@ -16,8 +17,8 @@
         <result column="create_time" property="createTime" jdbcType="TIMESTAMP"/>
     </resultMap>
 
-    <!-- 包含关联立论记录的结果映射 -->
+    <resultMap id="WithArgumentResultMap" type="com.learning.newdemo.entity.DebateHistory"
-    <resultMap id="WithArgumentResultMap" type="com.learning.newdemo.entity.DebateHistory" extends="BaseResultMap">
+               extends="BaseResultMap">
         <association property="argumentHistory" javaType="com.learning.newdemo.entity.ArgumentHistory">
             <id column="arg_id" property="id"/>
             <result column="arg_user_id" property="userId"/>
@@ -30,77 +31,41 @@
     </resultMap>
 
     <sql id="Base_Column_List">
-        id, user_id, argument_id, topic, position, total_rounds, debate_content, review_result, create_time
+        id, user_id, argument_id, topic, position, total_rounds,
+        debate_content, review_result, create_time
     </sql>
 
     <sql id="WithArgument_Column_List">
-        dh.id, dh.user_id, dh.argument_id, dh.topic, dh.position, dh.total_rounds,
+        dh.id, dh.user_id, dh.argument_id, dh.topic, dh.position,
-        dh.debate_content, dh.review_result, dh.create_time,
+        dh.total_rounds, dh.debate_content, dh.review_result, dh.create_time,
         ah.id as arg_id, ah.user_id as arg_user_id, ah.topic as arg_topic,
         ah.argument_content as arg_content, ah.position as arg_position,
         ah.create_time as arg_create_time
     </sql>
 
-    <!-- 插入辩论记录 -->
     <insert id="insert" parameterType="com.learning.newdemo.entity.DebateHistory"
             useGeneratedKeys="true" keyProperty="id">
         INSERT INTO debate_history (
-            user_id, argument_id, topic, position, total_rounds, debate_content
+        user_id, argument_id, topic, position,
-        )
+        total_rounds, debate_content, create_time
-        VALUES (
+        ) VALUES (
-                   #{userId,jdbcType=INTEGER},
+        #{userId}, #{argumentId}, #{topic},
-                   #{argumentId,jdbcType=INTEGER},
+        #{position,typeHandler=org.apache.ibatis.type.EnumTypeHandler},
-                   #{topic,jdbcType=VARCHAR},
+        #{totalRounds}, #{debateContent}, NOW()
-                   #{position,jdbcType=VARCHAR, typeHandler=org.apache.ibatis.type.EnumTypeHandler},
-                   #{totalRounds,jdbcType=SMALLINT},
-                   #{debateContent,jdbcType=LONGVARCHAR}
         )
     </insert>
 
-    <!-- 根据用户ID查询 -->
+    <!-- 清理历史记录（保留最近10条） -->
-    <select id="selectByUserId" resultMap="BaseResultMap">
+    <delete id="cleanOverflowHistories">
-        SELECT <include refid="Base_Column_List"/>
+        DELETE FROM debate_history
-        FROM debate_history
+        WHERE user_id = #{userId}
-        WHERE user_id = #{userId,jdbcType=INTEGER}
+        AND id NOT IN (
-        ORDER BY create_time DESC
+        SELECT id FROM (
-    </select>
+        SELECT id FROM debate_history
-
+        WHERE user_id = #{userId}
-    <!-- 根据用户ID查询最新的i条记录 -->
-    <select id="selectLatestByUserId" resultMap="BaseResultMap">
-        SELECT <include refid="Base_Column_List"/>
-        FROM debate_history
-        WHERE user_id = #{userId,jdbcType=INTEGER}
-        ORDER BY create_time DESC
-        LIMIT #{limit,jdbcType=INTEGER}
-    </select>
-
-    <!-- 根据立论记录ID查询 -->
-    <select id="selectByArgumentId" resultMap="BaseResultMap">
-        SELECT <include refid="Base_Column_List"/>
-        FROM debate_history
-        WHERE argument_id = #{argumentId,jdbcType=INTEGER}
         ORDER BY create_time DESC
-    </select>
+        LIMIT 10
-
+        ) t
-    <!-- 根据主键查询 -->
+        )
-    <select id="selectByPrimaryKey" resultMap="BaseResultMap">
+    </delete>
-        SELECT <include refid="Base_Column_List"/>
-        FROM debate_history
-        WHERE id = #{id,jdbcType=INTEGER}
-    </select>
-
-    <!-- 更新复盘分析内容 -->
-    <update id="updateReviewResult">
-        UPDATE debate_history
-        SET review_result = #{reviewResult,jdbcType=LONGVARCHAR}
-        WHERE id = #{id,jdbcType=INTEGER}
-    </update>
-
-    <!-- 查询辩论记录及其关联的立论内容 -->
-    <select id="selectWithArgument" resultMap="WithArgumentResultMap">
-        SELECT <include refid="WithArgument_Column_List"/>
-        FROM debate_history dh
-        JOIN argument_history ah ON dh.argument_id = ah.id
-        WHERE dh.id = #{id,jdbcType=INTEGER}
-    </select>
 </mapper>