feat(student-plan): 实现学生学案查询功能

- 新增FindStudentPlansReqVO和FindStudentPlansRspVO定义请求和响应数据结构
- 新增LessonPlanItem用于描述单个学案项
- StudentLessonPlansDO模型新增isFinished属性
- 扩展StudentLessonPlansDOMapper，添加分页及按姓名查询学生学案列表方法及统计总数方法
- 扩展LessonPlansDOMapper，新增按学案ID列表批量查询方法
- 实现StudentLessonPlansService及LessonPlansService接口对应查询方法
- 新增StudentLessonPlansController，提供学生学案分页查询接口
- 在前端LearningPlan.vue添加学案查询界面及分页、搜索功能
- 封装studentLessonPlans接口axios方法，支持分页按姓名查询学生学案数据
- 添加单元测试更新验证数据库查询正确性

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

@@ -22,4 +22,15 @@
         where id = #{id}
     </select>
 
+    <select id="findLessonPlansByStudentId" resultMap="BaseResultMap">
+        select *
+        from lesson_plans
+        <if test="ids != null">
+            where id in
+            <foreach item="id" collection="ids" separator="," open="(" close=")" index="">
+                #{id}
+            </foreach>
+        </if>
+    </select>
+
 </mapper>

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

@@ -8,6 +8,7 @@
         <result column="start_time" jdbcType="TIMESTAMP" property="startTime" />
         <result column="mastery_rat" jdbcType="DECIMAL" property="masteryRat" />
         <result column="total_count" jdbcType="INTEGER" property="totalCount" />
+        <result column="is_finished" jdbcType="INTEGER" property="isFinished" />
     </resultMap>
 
     <resultMap extends="BaseResultMap" id="ResultMapWithBLOBs" type="com.yinlihupo.enlish.service.domain.dataobject.StudentLessonPlansDO">
@@ -22,4 +23,26 @@
         )
     </insert>
 
+    <select id="selectStudentLessonPlanList" resultMap="BaseResultMap">
+        SELECT slp.*
+        FROM student_lesson_plans slp
+        LEFT JOIN student s ON slp.student_id = s.id
+        JOIN (
+            SELECT DISTINCT slp_in.student_id
+            FROM student_lesson_plans slp_in
+            LEFT JOIN student s_in ON slp_in.student_id = s_in.id
+            <if test="name != null and name != ''">
+                WHERE s_in.name LIKE CONCAT('%', #{name}, '%')
+            </if>
+            ORDER BY slp_in.student_id
+            LIMIT #{startIndex}, #{pageSize}
+        ) AS temp ON slp.student_id = temp.student_id
+        ORDER BY slp.id
+    </select>
+
+    <select id="selectStudentPlanTotal">
+        SELECT count(DISTINCT student_id) AS total
+        FROM student_lesson_plans;
+    </select>
+
 </mapper>