feat(student): 实现学生的新增与删除功能

- 新增AddStudentReqVO和DeleteStudentReqVO请求对象
- 在StudentController中添加新增和删除学生接口
- StudentService及其实现类增加新增和删除学生方法
- 通过StudentDOMapper新增插入和逻辑删除方法
- 新增AddStudentDialog组件，实现学生添加的表单及交互
- 在class.vue页面添加新增学生按钮及删除学生操作列
- API层新增addStudent和deleteStudent接口调用
- 删除学生时更新选中状态及重新加载学生列表
- 初始化新增学生时词汇掌握记录相关数据

enlish-service/src/main/java/com/yinlihupo/enlish/service/controller/StudentController.java

@@ -4,10 +4,7 @@ package com.yinlihupo.enlish.service.controller;
 import com.yinlihupo.enlish.service.domain.dataobject.ClassDO;
 import com.yinlihupo.enlish.service.domain.dataobject.GradeDO;
 import com.yinlihupo.enlish.service.domain.dataobject.StudentDO;
-import com.yinlihupo.enlish.service.model.vo.student.FindStudentDetailReqVO;
-import com.yinlihupo.enlish.service.model.vo.student.FindStudentDetailRspVO;
-import com.yinlihupo.enlish.service.model.vo.student.FindStudentsReqVO;
-import com.yinlihupo.enlish.service.model.vo.student.StudentItemRspVO;
+import com.yinlihupo.enlish.service.model.vo.student.*;
 import com.yinlihupo.enlish.service.service.ClassService;
 import com.yinlihupo.enlish.service.service.GradeService;
 import com.yinlihupo.enlish.service.service.StudentService;
@@ -73,4 +70,18 @@ public class StudentController {
 
         return Response.success(findStudentDetailRspVO);
     }
+
+    @PostMapping("add")
+    @ApiOperationLog(description = "添加学生")
+    public Response<Void> addStudent(@RequestBody AddStudentReqVO addStudentReqVO) {
+        studentService.addStudent(addStudentReqVO);
+        return Response.success();
+    }
+
+    @PostMapping("delete")
+    @ApiOperationLog(description = "删除学生")
+    public Response<Void> deleteStudent(@RequestBody DeleteStudentReqVO deleteStudentReqVO) {
+        studentService.deleteStudent(deleteStudentReqVO.getStudentId());
+        return Response.success();
+    }
 }

enlish-service/src/main/java/com/yinlihupo/enlish/service/domain/mapper/StudentDOMapper.java

@@ -14,4 +14,9 @@ public interface StudentDOMapper {
     StudentDO selectStudentById(Integer id);
 
     List<StudentDO> selectStudentDOListByIds(@Param("ids") List<Integer> ids);
+
+    void insert(StudentDO studentDO);
+
+    // 逻辑删除
+    void deleteById(Integer id);
 }

enlish-service/src/main/java/com/yinlihupo/enlish/service/model/vo/student/AddStudentReqVO.java

@@ -0,0 +1,20 @@
+package com.yinlihupo.enlish.service.model.vo.student;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.time.LocalDateTime;
+
+@AllArgsConstructor
+@NoArgsConstructor
+@Data
+@Builder
+public class AddStudentReqVO {
+
+    private String name;
+    private Integer classId;
+    private Integer gradeId;
+    private LocalDateTime createTime;
+}

enlish-service/src/main/java/com/yinlihupo/enlish/service/model/vo/student/DeleteStudentReqVO.java

@@ -0,0 +1,15 @@
+package com.yinlihupo.enlish.service.model.vo.student;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@AllArgsConstructor
+@NoArgsConstructor
+@Data
+@Builder
+public class DeleteStudentReqVO {
+
+    private Integer studentId;
+}

enlish-service/src/main/java/com/yinlihupo/enlish/service/service/StudentService.java

@@ -3,6 +3,7 @@ package com.yinlihupo.enlish.service.service;
 
 import com.yinlihupo.enlish.service.domain.dataobject.StudentDO;
 import com.yinlihupo.enlish.service.model.bo.StudentDetail;
+import com.yinlihupo.enlish.service.model.vo.student.AddStudentReqVO;
 
 import java.util.List;
 
@@ -15,4 +16,8 @@ public interface StudentService {
     StudentDO getStudentById(Integer studentId);
 
     List<StudentDetail> getStudentDetailList(List<Integer> studentIdList);
+
+    void addStudent(AddStudentReqVO addStudentReqVO);
+
+    void deleteStudent(Integer studentId);
 }

enlish-service/src/main/java/com/yinlihupo/enlish/service/service/student/StudentServiceImpl.java

@@ -4,14 +4,14 @@ package com.yinlihupo.enlish.service.service.student;
 import com.yinlihupo.enlish.service.domain.dataobject.ClassDO;
 import com.yinlihupo.enlish.service.domain.dataobject.GradeDO;
 import com.yinlihupo.enlish.service.domain.dataobject.StudentDO;
-import com.yinlihupo.enlish.service.domain.mapper.ClassDOMapper;
-import com.yinlihupo.enlish.service.domain.mapper.GradeDOMapper;
-import com.yinlihupo.enlish.service.domain.mapper.StudentDOMapper;
+import com.yinlihupo.enlish.service.domain.mapper.*;
 import com.yinlihupo.enlish.service.model.bo.StudentDetail;
+import com.yinlihupo.enlish.service.model.vo.student.AddStudentReqVO;
 import com.yinlihupo.enlish.service.service.StudentService;
 import jakarta.annotation.Resource;
 import org.springframework.stereotype.Service;
 
+import java.time.LocalDateTime;
 import java.util.List;
 import java.util.Map;
 import java.util.stream.Collectors;
@@ -25,6 +25,10 @@ public class StudentServiceImpl implements StudentService {
     private GradeDOMapper gradeDOMapper;
     @Resource
     private ClassDOMapper classDOMapper;
+    @Resource
+    private VocabularyBankDOMapper vocabularyBankMapper;
+    @Resource
+    private WordMasteryLogDOMapper wordMasteryLogDOMapper;
 
     @Override
     public List<StudentDO> getStudentsByClassIdAndGradeId(Integer classId, Integer gradeId, String name, Integer pageNo, Integer pageSize) {
@@ -66,4 +70,27 @@ public class StudentServiceImpl implements StudentService {
         ).toList();
 
     }
+
+    @Override
+    public void addStudent(AddStudentReqVO addStudentReqVO) {
+        String name = addStudentReqVO.getName();
+        Integer classId = addStudentReqVO.getClassId();
+        Integer gradeId = addStudentReqVO.getGradeId();
+        LocalDateTime createTime = addStudentReqVO.getCreateTime();
+        StudentDO studentDO = StudentDO.builder()
+                .name(name)
+                .classId(classId)
+                .gradeId(gradeId)
+                .startTime(createTime)
+                .build();
+        studentDOMapper.insert(studentDO);
+
+        List<Integer> integers = vocabularyBankMapper.selectAllIds();
+        wordMasteryLogDOMapper.batchInsertInitialization(integers, studentDO.getId());
+    }
+
+    @Override
+    public void deleteStudent(Integer studentId) {
+        studentDOMapper.deleteById(studentId);
+    }
 }

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

@@ -25,6 +25,8 @@
         <if test="name != null">
             AND name like concat('%', #{name}, '%')
         </if>
+            and is_deleted = 0
+        order by start_time desc
         LIMIT #{startIndex}, #{pageSize}
     </select>
 
@@ -47,4 +49,16 @@
             #{id}
         </foreach>
     </select>
+
+    <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})
+    </insert>
+
+    <update id="deleteById">
+        update student
+        set is_deleted = 1
+        where id = #{id}
+    </update>
 </mapper>