feat(exam): 实现考试阶段单词判卷与学生水平智能诊断

- 新增ActionType枚举定义系统动作类型
- 新增DiagnosisResult和ZoneStats数据模型支持诊断结果及区域统计
- 优化ExamWordsJudgeServiceImpl判卷逻辑，支持识别图片、更新考试判卷结果
- 基于分区词汇掌握情况，实现学生当前水平年级的智能判定
- 实现基于多分区准确率的升级、降级、复习和触发重测等动作建议
- 更新学生实际年级actualGradeId并展示在学生详情页面
- 修正ExamWordsConstant年级常量及年级名称映射方法
- 优化前端生成试题对年级和难度的校验逻辑，简化参数传递
- 修改服务端端口及API代理配置，保持一致性
- 调整相关数据库Mapper，支持批量查询和更新实际年级字段
- 修改错误信息字段命名，统一为msg
- 增删改代码注释与日志，提升容错性和可读性

enlish-service/src/main/resources/config/application.yml

@@ -1,5 +1,5 @@
 server:
-    port: 8080 # 项目启动的端口
+    port: 8081 # 项目启动的端口
 
 spring:
     profiles:

enlish-service/src/main/resources/mapper/ExamWordsJudgeResultDOMapper.xml

@@ -12,7 +12,6 @@
         <result column="is_finished" jdbcType="INTEGER" property="isFinished" />
         <result column="start_date" jdbcType="TIMESTAMP" property="startDate" />
         <result column="msg" jdbcType="VARCHAR" property="msg" />
-        <result column="ans_grade_id" jdbcType="INTEGER" property="ansGradeId" />
     </resultMap>
 
     <resultMap extends="BaseResultMap" id="ResultMapWithBLOBs" type="com.yinlihupo.enlish.service.domain.dataobject.ExamWordsJudgeResultDO">
@@ -34,8 +33,8 @@
 
     <update id="updateMsg">
         update exam_words_judge_result
-        set msg = #{msg}
-            and is_finished = 2
+        set msg = #{msg},
+            is_finished = 2
         where id = #{id}
     </update>
 
@@ -47,7 +46,8 @@
             wrong_word_ids = #{examWordsJudgeResultDO.wrongWordIds, typeHandler=com.yinlihupo.enlish.service.config.ListWordIdTypeHandler},
             correct_word_count = #{examWordsJudgeResultDO.correctWordCount},
             wrong_word_count = #{examWordsJudgeResultDO.wrongWordCount},
-            is_finished = 1
+            is_finished = 1,
+            msg = #{examWordsJudgeResultDO.msg}
         where id = #{examWordsJudgeResultDO.id}
     </update>
 

enlish-service/src/main/resources/mapper/GradeUnitDOMapper.xml

@@ -19,6 +19,17 @@
         where unit_id = #{unitId}
     </select>
 
+    <select id="selectByUnitIds" resultMap="BaseResultMap">
+        select *
+        from grade_unit
+        <if test="unitIds != null">
+            where unit_id in
+            <foreach collection="unitIds" item="unitId" separator="," open="(" close=")">
+                #{unitId}
+            </foreach>
+        </if>
+    </select>
+
     <insert id="insert">
         insert into grade_unit (grade_id, unit_id)
         values (#{gradeId}, #{unitId})

enlish-service/src/main/resources/mapper/StudentDOMapper.xml

@@ -10,6 +10,7 @@
         <result column="current_vocabulary_size" jdbcType="INTEGER" property="currentVocabularySize" />
         <result column="is_deleted" jdbcType="INTEGER" property="isDeleted"/>
         <result column="start_time" jdbcType="TIMESTAMP" property="startTime" />
+        <result column="actual_grade_id" jdbcType="INTEGER" property="actualGradeId" />
     </resultMap>
 
     <select id="selectStudentDOListByClassIdAndGradeId" resultMap="BaseResultMap">
@@ -52,8 +53,8 @@
 
     <insert id="insert" useGeneratedKeys="true" keyProperty="id">
         insert into student
-        (name, class_id, grade_id, is_deleted, start_time)
-        values (#{name}, #{classId}, #{gradeId}, 0, #{startTime})
+        (name, class_id, grade_id, is_deleted, start_time, actual_grade_id)
+        values (#{name}, #{classId}, #{gradeId}, 0, #{startTime}, #{actualGradeId})
     </insert>
 
     <update id="deleteById">
@@ -62,6 +63,12 @@
         where id = #{id}
     </update>
 
+    <update id="updateStudentActualGradeId">
+        update student
+        set actual_grade_id = #{gradeId}
+        where id = #{studentId}
+    </update>
+
     <select id="selectStudentCountByClassId" resultType="java.lang.Integer">
         select count(1)
         from student

enlish-service/src/main/resources/mapper/VocabularyBankDOMapper.xml

@@ -117,6 +117,7 @@
         </if>
         limit #{wordCount}
     </select>
+
     <select id="selectWordTotal" resultType="java.lang.Integer">
         select count(*)
         from vocabulary_bank