feat(exam): 实现按学生批量生成并下载试题功能

- 增加学生多选功能和生成试题按钮，支持批量操作
- 新增ExamGenerateDialog组件，提供选择年级和难度界面
- 设计后端接口支持多个学生ID，生成对应的试题文档
- 在后端实现批量生成Word文档并压缩打包下载
- 新增StudentDetail业务对象，完善学生信息展示
- 优化了Mapper接口及XML，支持批量查询学生和班级数据
- 提供前端API封装用于调用试题生成和下载服务
- 实现下载失败时的错误处理与提示机制

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

@@ -31,7 +31,7 @@ public class ClassController {
         int total = classService.getClassCount();
 
         List<ClassDO> classList = classService.findClassList(page, pageSize);
-        Map<Integer, GradeDO> classId2GradeMap = classService.findClassId2GradeMap(classList.stream().map(ClassDO::getId).toList());
+        Map<Integer, GradeDO> classId2GradeMap = classService.findClassIds2GradeMap(classList.stream().map(ClassDO::getId).toList());
         List<FindClassRspVO> findClassRspVOS = classList.stream().map(classDO -> FindClassRspVO.builder()
                 .id(classDO.getId())
                 .title(classDO.getTitle())

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

@@ -1,17 +1,17 @@
 package com.yinlihupo.enlish.service.controller;
 
 
-import com.deepoove.poi.XWPFTemplate;
-import com.deepoove.poi.config.Configure;
-import com.deepoove.poi.plugin.table.LoopRowTableRenderPolicy;
 import com.yinlihupo.enlish.service.domain.dataobject.ExamWordsDO;
 import com.yinlihupo.enlish.service.domain.dataobject.ExamWordsJudgeResultDO;
 import com.yinlihupo.enlish.service.domain.dataobject.VocabularyBankDO;
+import com.yinlihupo.enlish.service.model.bo.StudentDetail;
 import com.yinlihupo.enlish.service.model.bo.Word;
 import com.yinlihupo.enlish.service.model.vo.exam.*;
 import com.yinlihupo.enlish.service.service.ExamWordsJudgeService;
 import com.yinlihupo.enlish.service.service.ExamWordsService;
+import com.yinlihupo.enlish.service.service.StudentService;
 import com.yinlihupo.enlish.service.service.VocabularyService;
+import com.yinlihupo.enlish.service.utils.WordExportUtil;
 import com.yinlihupo.framework.biz.operationlog.aspect.ApiOperationLog;
 import com.yinlihupo.framework.common.response.PageResponse;
 import com.yinlihupo.framework.common.response.Response;
@@ -22,14 +22,7 @@ import org.springframework.beans.factory.annotation.Value;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
 
-import java.io.FileInputStream;
+import java.util.*;
-import java.io.InputStream;
-import java.io.OutputStream;
-import java.net.URLEncoder;
-import java.nio.charset.StandardCharsets;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
 
 @RequestMapping("/exam/words/")
 @RestController
@@ -44,8 +37,10 @@ public class ExamWordsController {
     private String templateWordPath;
     @Resource
     private ExamWordsJudgeService examWordsJudgeService;
+    @Resource
+    private StudentService studentService;
 
-    @PostMapping("genexam")
+    @PostMapping("generate")
     public void generateFeltExamWords(@RequestBody GenerateExamWordsReqVO generateExamWordsReqVO, HttpServletResponse response) {
         Integer gradeId = generateExamWordsReqVO.getGradeId();
         Integer level = generateExamWordsReqVO.getLevel();
@@ -56,43 +51,25 @@ public class ExamWordsController {
         try {
             ExamWordsDO examWordsDO = examWordsService.generateExamWords(gradeId, level, studentIds);
             List<VocabularyBankDO> vocabularyBankDOS = vocabularyService.findVocabularyBankDOListById(examWordsDO.getWordIds());
-
             List<Word> assessmentWords = vocabularyBankDOS.stream().map(vocabularyBankDO -> Word.builder()
                     .id(vocabularyBankDO.getId())
                     .title(vocabularyBankDO.getWord())
                     .definition(vocabularyBankDO.getDefinition())
                     .build()).toList();
 
-            // 配置 POI-TL
+            List<StudentDetail> studentDetailList = studentService.getStudentDetailList(studentIds);
-            LoopRowTableRenderPolicy policy = new LoopRowTableRenderPolicy();
+            List<Map<String, Object>> maps = studentDetailList.stream().map(studentDetail -> {
-            Configure config = Configure.builder()
+                Map<String, Object> data = new HashMap<>();
-                    .bind("words", policy)
+                data.put("examId", examWordsDO.getId());
-                    .bind("answer", policy)
+                data.put("studentId", studentDetail.getId());
-                    .build();
+                data.put("studentStr", studentDetail.getName() + studentDetail.getClassName() + studentDetail.getGradeName());
+                data.put("examStr", examWordsDO.getTitle());
+                data.put("words", assessmentWords);
+                data.put("answer", assessmentWords);
+                return data;
+            }).toList();
 
-            Map<String, Object> data = new HashMap<>();
+            WordExportUtil.generateExamWords(maps, response, templateWordPath);
-            data.put("examId", examWordsDO.getId());
-            data.put("studentId", studentIds.get(0));
-            data.put("studentStr","小明三班一年级");
-            data.put("examStr", examWordsDO.getTitle());
-            data.put("words", assessmentWords);
-            data.put("answer", assessmentWords);
-
-            // 2. 设置文件名编码
-            String fileName = URLEncoder.encode(examWordsDO.getId() + "摸底测试.docx", StandardCharsets.UTF_8).replaceAll("\\+", "%20");
-
-            // 3. 设置响应头
-            response.setContentType("application/vnd.openxmlformats-officedocument.wordprocessingml.document");
-            response.setHeader("Content-Disposition", "attachment; filename*=UTF-8''" + fileName);
-
-            try (InputStream inputStream = new FileInputStream(this.templateWordPath);
-                 XWPFTemplate template = XWPFTemplate.compile(inputStream, config);
-                 OutputStream out = response.getOutputStream()) {
-
-                template.render(data);
-                template.write(out);
-                out.flush();
-            }
 
         } catch (Exception e) {
 

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

@@ -12,4 +12,6 @@ public interface ClassDOMapper {
     List<ClassDO> selectClassDOList(@Param("startIndex") Integer startIndex, @Param("pageSize") Integer pageSize);
 
     Integer selectClassDOCount();
+
+    List<ClassDO> selectClassDOListByIds(@Param("classIds") List<Integer> classIds);
 }

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

@@ -12,4 +12,6 @@ public interface StudentDOMapper {
     int selectStudentCount();
 
     StudentDO selectStudentById(Integer id);
+
+    List<StudentDO> selectStudentDOListByIds(@Param("ids") List<Integer> ids);
 }

enlish-service/src/main/java/com/yinlihupo/enlish/service/model/bo/StudentDetail.java

@@ -0,0 +1,19 @@
+package com.yinlihupo.enlish.service.model.bo;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@AllArgsConstructor
+@NoArgsConstructor
+@Data
+@Builder
+public class StudentDetail {
+    private Integer id;
+    private String name;
+    private Integer classId;
+    private String className;
+    private Integer gradeId;
+    private String gradeName;
+}

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

@@ -14,5 +14,5 @@ public interface ClassService {
 
     int getClassCount();
 
-    Map<Integer, GradeDO> findClassId2GradeMap(List<Integer> classIds);
+    Map<Integer, GradeDO> findClassIds2GradeMap(List<Integer> classIds);
 }

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

@@ -2,6 +2,7 @@ package com.yinlihupo.enlish.service.service;
 
 
 import com.yinlihupo.enlish.service.domain.dataobject.StudentDO;
+import com.yinlihupo.enlish.service.model.bo.StudentDetail;
 
 import java.util.List;
 
@@ -12,4 +13,6 @@ public interface StudentService {
     int getAllStudents();
 
     StudentDO getStudentById(Integer studentId);
+
+    List<StudentDetail> getStudentDetailList(List<Integer> studentIdList);
 }

enlish-service/src/main/java/com/yinlihupo/enlish/service/service/classs/ClassServiceImpl.java

@@ -41,7 +41,7 @@ public class ClassServiceImpl implements ClassService {
     }
 
     @Override
-    public Map<Integer, GradeDO> findClassId2GradeMap(List<Integer> classIds) {
+    public Map<Integer, GradeDO> findClassIds2GradeMap(List<Integer> classIds) {
 
         List<GradeClassDO> gradeClassDOS = gradeClassDOMapper.selectByClassIds(classIds);
         List<GradeDO> gradeDOS = gradeDOMapper.selectByGradeIds(gradeClassDOS.stream().map(GradeClassDO::getGradeId).toList());

enlish-service/src/main/java/com/yinlihupo/enlish/service/service/exam/ExamWordsServiceImpl.java

@@ -56,7 +56,7 @@ public class ExamWordsServiceImpl implements ExamWordsService {
         ExamWordsDO examWordsDO = ExamWordsDO.builder()
                 .gradeId(gradeId)
                 .level(level)
-                .title("测试")
+                .title(LocalDateTime.now() + "测试")
                 .createdAt(LocalDateTime.now())
                 .wordIds(vocabularyBankDOS.stream().map(VocabularyBankDO::getId).toList())
                 .build();

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

@@ -1,19 +1,30 @@
 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.model.bo.StudentDetail;
 import com.yinlihupo.enlish.service.service.StudentService;
 import jakarta.annotation.Resource;
 import org.springframework.stereotype.Service;
 
 import java.util.List;
+import java.util.Map;
+import java.util.stream.Collectors;
 
 @Service
 public class StudentServiceImpl implements StudentService {
 
     @Resource
     private StudentDOMapper studentDOMapper;
+    @Resource
+    private GradeDOMapper gradeDOMapper;
+    @Resource
+    private ClassDOMapper classDOMapper;
 
     @Override
     public List<StudentDO> getStudentsByClassIdAndGradeId(Integer classId, Integer gradeId, String name, Integer pageNo, Integer pageSize) {
@@ -30,4 +41,29 @@ public class StudentServiceImpl implements StudentService {
     public StudentDO getStudentById(Integer studentId) {
         return studentDOMapper.selectStudentById(studentId);
     }
+
+    @Override
+    public List<StudentDetail> getStudentDetailList(List<Integer> studentIdList) {
+
+        List<StudentDO> studentDOS = studentDOMapper.selectStudentDOListByIds(studentIdList);
+        Map<Integer, GradeDO> gradeId2GradeDO = gradeDOMapper.selectByGradeIds(studentDOS.stream().map(StudentDO::getGradeId).toList()).stream().collect(Collectors.toMap(
+                GradeDO::getId,
+                gradeDO -> gradeDO
+        ));
+        Map<Integer, ClassDO> classId2ClassDO = classDOMapper.selectClassDOListByIds(studentDOS.stream().map(StudentDO::getClassId).toList()).stream().collect(Collectors.toMap(
+                ClassDO::getId,
+                classDO -> classDO
+        ));
+
+        return studentDOS.stream().map(studentDO -> StudentDetail.builder()
+                .id(studentDO.getId())
+                .name(studentDO.getName())
+                .classId(studentDO.getClassId())
+                .className(classId2ClassDO.get(studentDO.getClassId()) != null ? classId2ClassDO.get(studentDO.getClassId()).getTitle() : "")
+                .gradeId(studentDO.getGradeId())
+                .gradeName(gradeId2GradeDO.get(studentDO.getGradeId()) != null ? gradeId2GradeDO.get(studentDO.getGradeId()).getTitle() : "")
+                .build()
+        ).toList();
+
+    }
 }

enlish-service/src/main/java/com/yinlihupo/enlish/service/utils/WordExportUtil.java

@@ -0,0 +1,121 @@
+package com.yinlihupo.enlish.service.utils;
+
+import com.deepoove.poi.XWPFTemplate;
+import com.deepoove.poi.config.Configure;
+import com.deepoove.poi.plugin.table.LoopRowTableRenderPolicy;
+import jakarta.servlet.http.HttpServletResponse;
+
+import java.io.*;
+import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
+import java.util.List;
+import java.util.Map;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipOutputStream;
+
+public class WordExportUtil {
+
+    private static final Configure config;
+
+    static {
+        LoopRowTableRenderPolicy policy = new LoopRowTableRenderPolicy();
+        config = Configure.builder()
+                .bind("words", policy)
+                .bind("answer", policy)
+                .build();
+    }
+
+    /**
+     * 公共入口：根据数据量决定是导出单文件还是压缩包
+     */
+    public static void generateExamWords(List<Map<String, Object>> data, HttpServletResponse response, String templateWordPath) {
+        if (data == null || data.isEmpty()) {
+            return;
+        }
+
+        try {
+            if (data.size() == 1) {
+                // 如果只有一份数据，直接导出 docx，用户体验更好
+                generateExamWordsDocx(data.get(0), response, templateWordPath);
+            } else {
+                // 如果有多份数据，打包导出
+                generateExamWordsZip(data, response, templateWordPath);
+            }
+        } catch (IOException e) {
+            e.printStackTrace();
+            throw new RuntimeException("导出文档失败", e);
+        }
+    }
+
+    /**
+     * 核心补充：批量渲染并打包为 ZIP
+     */
+    private static void generateExamWordsZip(List<Map<String, Object>> data, HttpServletResponse response, String templateWordPath) throws IOException {
+        // 1. 设置响应头为 ZIP
+        String zipName = URLEncoder.encode("批量导出_摸底测试.zip", StandardCharsets.UTF_8).replaceAll("\\+", "%20");
+        response.setContentType("application/zip");
+        response.setHeader("Content-Disposition", "attachment; filename*=UTF-8''" + zipName);
+
+        // 2. 创建 ZipOutputStream 包装 Response 输出流
+        // 使用 try-with-resources 自动关闭 zipOut
+        try (ZipOutputStream zipOut = new ZipOutputStream(response.getOutputStream())) {
+
+            int index = 1;
+            for (Map<String, Object> itemData : data) {
+                // 3. 确定压缩包内的文件名
+                // 优先从 map 中获取 'fileName' 字段，否则使用默认编号
+                String entryName = (String) itemData.getOrDefault("fileName", "摸底测试_" + index);
+                // 确保文件名后缀正确
+                if (!entryName.endsWith(".docx")) {
+                    entryName += ".docx";
+                }
+
+                // 4. 创建 ZIP 条目
+                ZipEntry zipEntry = new ZipEntry(entryName);
+                zipOut.putNextEntry(zipEntry);
+
+                // 5. 加载模板并渲染
+                // 注意：每次循环都需要重新读取模板流，因为 poi-tl 渲染会修改文档结构
+                try (InputStream templateInputStream = new FileInputStream(templateWordPath)) {
+                    XWPFTemplate template = XWPFTemplate.compile(templateInputStream, config);
+                    template.render(itemData);
+
+                    // 6. 将渲染后的文档直接写入 ZipOutputStream
+                    // template.write 默认不关闭流，所以这里是安全的
+                    template.write(zipOut);
+
+                    // 显式关闭 template (释放 POI 资源)
+                    template.close();
+                }
+
+                // 7. 关闭当前条目
+                zipOut.closeEntry();
+                index++;
+            }
+
+            // 8. 循环结束，zipOut 会在 try 块结束时自动 finish 和 close
+            response.flushBuffer();
+        }
+    }
+
+    /**
+     * 现有的单文件导出逻辑
+     */
+    private static void generateExamWordsDocx(Map<String, Object> data, HttpServletResponse response, String templateWordPath) throws IOException {
+
+        String fileName = URLEncoder.encode("摸底测试" + ".docx", StandardCharsets.UTF_8.toString()).replaceAll("\\+", "%20");
+
+        // 3. 设置响应头
+        response.setContentType("application/vnd.openxmlformats-officedocument.wordprocessingml.document");
+        response.setHeader("Content-Disposition", "attachment; filename*=UTF-8''" + fileName);
+
+        try (InputStream inputStream = new FileInputStream(templateWordPath)) {
+            XWPFTemplate template = XWPFTemplate.compile(inputStream, config);
+            OutputStream out = response.getOutputStream();
+            template.render(data);
+            template.write(out);
+            template.close(); // 最好关闭 template
+            out.flush();
+        }
+    }
+}

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

@@ -23,5 +23,14 @@
         from `class`
     </select>
 
+    <select id="selectClassDOListByIds" resultType="com.yinlihupo.enlish.service.domain.dataobject.ClassDO">
+        select *
+        from `class`
+        where id in
+        <foreach collection="classIds" item="classId" separator="," close=")" open="(" index="">
+            #{classId}
+        </foreach>
+    </select>
+
 
 </mapper>

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

@@ -38,4 +38,13 @@
         from student
         where id = #{id}
     </select>
+
+    <select id="selectStudentDOListByIds" resultMap="BaseResultMap">
+        select *
+        from student
+        where id in
+        <foreach item="id" collection="ids" separator="," open="(" close=")" index="index">
+            #{id}
+        </foreach>
+    </select>
 </mapper>

enlish-vue/src/api/exam.js

@@ -1,4 +1,5 @@
 import axios from "@/axios";
+import { showMessage } from "../composables/util";
 
 export function uploadExamWordsPng(data) {
     return axios.post('/exam/words/submit', data)
@@ -16,3 +17,64 @@ export function getExamWordsDetailResult(id) {
         id: id
     })
 }
+
+export function generateExamWords(data) {
+    return axios.post('/exam/words/generate', data, {
+        // 1. 重要：必须指定响应类型为 blob，否则下载的文件会损坏（乱码）
+        responseType: 'blob',
+        headers: {
+            'Content-Type': 'application/json; application/octet-stream' // 根据需要调整
+        }
+    }).then(response => {
+        // 2. 提取文件名 (处理后端设置的 Content-Disposition)
+        // 后端示例: header("Content-Disposition", "attachment; filename*=UTF-8''" + fileName)
+        let fileName = 'download.zip'; // 默认兜底文件名
+
+        const contentDisposition = response.headers['content-disposition'];
+        if (contentDisposition) {
+            // 正则提取 filename*=utf-8''xxx.zip 或 filename="xxx.zip"
+            const fileNameMatch = contentDisposition.match(/filename\*?=['"]?(?:UTF-\d['"]*)?([^;\r\n"']*)['"]?;?/);
+            if (fileNameMatch && fileNameMatch[1]) {
+                // 后端如果用了 URLEncoder，这里需要 decode
+                fileName = decodeURIComponent(fileNameMatch[1]);
+            }
+        }
+
+        // 3. 开始下载流程
+        resolveBlob(response.data, fileName);
+    }).catch(error => {
+        console.error('下载失败', error);
+        showMessage('下载失败' + error, 'error');
+        // 注意：如果后端报错返回 JSON，因为 responseType 是 blob，
+        // 这里看到的 error.response.data 也是 blob，需要转回文本才能看到错误信息
+        const reader = new FileReader();
+        reader.readAsText(error.response.data);
+        reader.onload = () => {
+            console.log(JSON.parse(reader.result)); // 打印后端实际报错
+        }
+    });
+}
+
+const resolveBlob = (res, fileName) => {
+    // 创建 Blob 对象，可以指定 type，也可以让浏览器自动推断
+    const blob = new Blob([res], { type: 'application/octet-stream' });
+
+    // 兼容 IE/Edge (虽然现在很少用了)
+    if (window.navigator.msSaveOrOpenBlob) {
+        navigator.msSaveBlob(blob, fileName);
+    } else {
+        // 创建一个临时的 URL 指向 Blob
+        const link = document.createElement('a');
+        link.href = window.URL.createObjectURL(blob);
+        link.download = fileName;
+
+        // 触发点击
+        link.style.display = 'none';
+        document.body.appendChild(link);
+        link.click();
+
+        // 清理资源
+        document.body.removeChild(link);
+        window.URL.revokeObjectURL(link.href);
+    }
+};

enlish-vue/src/layouts/components/ExamGenerateDialog.vue

@@ -0,0 +1,94 @@
+<template>
+	<el-dialog v-model="visible" title="生成试题" width="520px" :close-on-click-modal="false">
+		<div class="space-y-4" v-loading="loading">
+			<el-form label-width="80px">
+				<el-form-item label="年级">
+					<el-select v-model="gradeId" placeholder="请选择年级" style="width: 240px">
+						<el-option v-for="g in gradeOptions" :key="g.id" :label="g.title" :value="g.id" />
+					</el-select>
+				</el-form-item>
+				<el-form-item label="难度">
+					<el-select v-model="level" placeholder="请选择难度" style="width: 240px">
+						<el-option :label="'一级'" :value="1" />
+						<el-option :label="'二级'" :value="2" />
+						<el-option :label="'三级'" :value="3" />
+					</el-select>
+				</el-form-item>
+			</el-form>
+			<div class="text-sm text-gray-500">
+				已选学生数量：{{ studentIds.length }}
+			</div>
+		</div>
+		<template #footer>
+			<div class="flex justify-end gap-2">
+				<el-button @click="visible = false">取消</el-button>
+				<el-button type="primary" :disabled="!gradeId || !level" @click="handleGenerate">生成并下载</el-button>
+			</div>
+		</template>
+	</el-dialog>
+</template>
+
+<script setup>
+import { ref, computed, watch, onMounted } from 'vue'
+import { getGradeList } from '@/api/grade'
+import { generateExamWords } from '@/api/exam'
+
+const props = defineProps({
+	modelValue: { type: Boolean, default: false },
+	studentIds: { type: Array, default: () => [] },
+	defaultGradeId: { type: [Number, String], default: null }
+})
+const emit = defineEmits(['update:modelValue'])
+
+const visible = computed({
+	get: () => props.modelValue,
+	set: (val) => emit('update:modelValue', val)
+})
+
+const loading = ref(false)
+const gradeOptions = ref([])
+const gradeId = ref(null)
+const level = ref(null)
+
+async function fetchGrades() {
+	loading.value = true
+	try {
+		const res = await getGradeList(1, 100)
+		const d = res?.data
+		gradeOptions.value = Array.isArray(d?.data) ? d.data : []
+		if (props.defaultGradeId && !gradeId.value) {
+			gradeId.value = Number(props.defaultGradeId)
+		}
+	} finally {
+		loading.value = false
+	}
+}
+
+async function handleGenerate() {
+	if (!gradeId.value || !level.value || props.studentIds.length === 0) return
+	await generateExamWords({
+		gradeId: Number(gradeId.value),
+		level: Number(level.value),
+		studentIds: props.studentIds
+	})
+	ElMessage.success('生成任务已提交，正在下载')
+	visible.value = false
+}
+
+watch(
+	() => props.modelValue,
+	(v) => {
+		if (v) {
+			level.value = null
+			gradeId.value = props.defaultGradeId ? Number(props.defaultGradeId) : null
+			fetchGrades()
+		}
+	}
+)
+
+onMounted(() => {
+	if (visible.value) fetchGrades()
+})
+</script>
+
+<style scoped></style>

enlish-vue/src/pages/class.vue

@@ -35,8 +35,19 @@
                                 selectedGradeId }})</el-tag>
                             <el-button type="primary" @click="fetchStudents">查询</el-button>
                             <el-button @click="resetStudentFilters">重置</el-button>
+                            <el-button type="success" :disabled="selectedStudentIds.length === 0" @click="showGenerateDialog = true">
+                                生成试题
+                            </el-button>
                         </div>
-                        <el-table :data="students" border class="w-full" v-loading="studentLoading">
+                        <el-table
+                            ref="studentTableRef"
+                            :data="students"
+                            border
+                            class="w-full"
+                            v-loading="studentLoading"
+                            @selection-change="onStudentSelectionChange"
+                        >
+                            <el-table-column type="selection" width="48" />
                             <el-table-column prop="id" label="ID" width="80" />
                             <el-table-column prop="name" label="姓名" min-width="120" />
                             <el-table-column prop="classId" label="班级ID" width="100" />
@@ -47,6 +58,11 @@
                                 :total="studentTotalCount" :page-size="studentPageSize" :current-page="studentPageNo"
                                 @current-change="handleStudentPageChange" @size-change="handleStudentSizeChange" />
                         </div>
+                        <ExamGenerateDialog
+                            v-model="showGenerateDialog"
+                            :student-ids="selectedStudentIds"
+                            :default-grade-id="selectedGradeId"
+                        />
                     </div>
 
                     <div class="bg-white dark:bg-gray-800 rounded-lg shadow p-6" v-loading="gradeLoading">
@@ -76,6 +92,7 @@ import { ref, onMounted } from 'vue'
 import { getClassList } from '@/api/class'
 import { getGradeList } from '@/api/grade'
 import { getStudentList } from '@/api/student'
+import ExamGenerateDialog from '@/layouts/components/ExamGenerateDialog.vue'
 
 const classes = ref([])
 const pageNo = ref(1)
@@ -85,6 +102,7 @@ const loading = ref(false)
 const classTableRef = ref(null)
 const selectedClassId = ref(null)
 const selectedClassTitle = ref('')
+
 const grades = ref([])
 const gradePageNo = ref(1)
 const gradePageSize = ref(10)
@@ -93,12 +111,16 @@ const gradeLoading = ref(false)
 const gradeTableRef = ref(null)
 const selectedGradeId = ref(null)
 const selectedGradeTitle = ref('')
+
 const students = ref([])
 const studentPageNo = ref(1)
 const studentPageSize = ref(10)
 const studentTotalCount = ref(0)
 const studentLoading = ref(false)
 const studentName = ref('')
+const studentTableRef = ref(null)
+const selectedStudentIds = ref([])
+const showGenerateDialog = ref(false)
 
 async function fetchClasses() {
     loading.value = true
@@ -178,6 +200,9 @@ function handleStudentSizeChange(s) {
     studentPageNo.value = 1
     fetchStudents()
 }
+function onStudentSelectionChange(rows) {
+    selectedStudentIds.value = rows.map(r => r.id)
+}
 function onClassRowClick(row) {
     selectedClassId.value = row.id
     selectedClassTitle.value = row.title