package com.mindskip.xzs.service.impl;
import com.mindskip.xzs.domain.*;
import com.mindskip.xzs.domain.enums.ExamPaperAnswerStatusEnum;
import com.mindskip.xzs.domain.enums.ExamPaperTypeEnum;
import com.mindskip.xzs.domain.enums.QuestionTypeEnum;
import com.mindskip.xzs.domain.exam.ExamPaperTitleItemObject;
import com.mindskip.xzs.domain.other.KeyValue;
import com.mindskip.xzs.domain.other.ExamPaperAnswerUpdate;
import com.mindskip.xzs.domain.task.TaskItemAnswerObject;
import com.mindskip.xzs.repository.*;
import com.mindskip.xzs.repository.ExamPaperAnswerMapper;
import com.mindskip.xzs.repository.ExamPaperMapper;
import com.mindskip.xzs.repository.QuestionMapper;
import com.mindskip.xzs.repository.TaskExamCustomerAnswerMapper;
import com.mindskip.xzs.service.ExamPaperAnswerService;
import com.mindskip.xzs.service.ExamPaperQuestionCustomerAnswerService;
import com.mindskip.xzs.service.TextContentService;
import com.mindskip.xzs.utility.DateTimeUtil;
import com.mindskip.xzs.utility.ExamUtil;
import com.mindskip.xzs.utility.JsonUtil;
import com.mindskip.xzs.viewmodel.student.exam.ExamPaperSubmitItemVM;
import com.mindskip.xzs.viewmodel.student.exam.ExamPaperSubmitVM;
import com.mindskip.xzs.viewmodel.student.exampaper.ExamPaperAnswerPageVM;
import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import com.mindskip.xzs.domain.*;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.stream.Collectors;
@Service
public class ExamPaperAnswerServiceImpl extends BaseServiceImpl<ExamPaperAnswer> implements ExamPaperAnswerService {
private final ExamPaperAnswerMapper examPaperAnswerMapper;
private final ExamPaperMapper examPaperMapper;
private final TextContentService textContentService;
private final QuestionMapper questionMapper;
private final ExamPaperQuestionCustomerAnswerService examPaperQuestionCustomerAnswerService;
private final TaskExamCustomerAnswerMapper taskExamCustomerAnswerMapper;
@Autowired
public ExamPaperAnswerServiceImpl(ExamPaperAnswerMapper examPaperAnswerMapper, ExamPaperMapper examPaperMapper, TextContentService textContentService, QuestionMapper questionMapper, ExamPaperQuestionCustomerAnswerService examPaperQuestionCustomerAnswerService, TaskExamCustomerAnswerMapper taskExamCustomerAnswerMapper) {
super(examPaperAnswerMapper);
this.examPaperAnswerMapper = examPaperAnswerMapper;
this.examPaperMapper = examPaperMapper;
this.textContentService = textContentService;
this.questionMapper = questionMapper;
this.examPaperQuestionCustomerAnswerService = examPaperQuestionCustomerAnswerService;
this.taskExamCustomerAnswerMapper = taskExamCustomerAnswerMapper;
}
@Override
public PageInfo<ExamPaperAnswer> studentPage(ExamPaperAnswerPageVM requestVM) {
return PageHelper.startPage(requestVM.getPageIndex(), requestVM.getPageSize(), "id desc").doSelectPageInfo(() ->
examPaperAnswerMapper.studentPage(requestVM));
}
@Override
public ExamPaperAnswerInfo calculateExamPaperAnswer(ExamPaperSubmitVM examPaperSubmitVM, User user) {
ExamPaperAnswerInfo examPaperAnswerInfo = new ExamPaperAnswerInfo();
Date now = new Date();
ExamPaper examPaper = examPaperMapper.selectByPrimaryKey(examPaperSubmitVM.getId());
ExamPaperTypeEnum paperTypeEnum = ExamPaperTypeEnum.fromCode(examPaper.getPaperType());
//任务试卷只能做一次
if (paperTypeEnum == ExamPaperTypeEnum.Task) {
ExamPaperAnswer examPaperAnswer = examPaperAnswerMapper.getByPidUid(examPaperSubmitVM.getId(), user.getId());
if (null != examPaperAnswer)
return null;
}
String frameTextContent = textContentService.selectById(examPaper.getFrameTextContentId()).getContent();
List<ExamPaperTitleItemObject> examPaperTitleItemObjects = JsonUtil.toJsonListObject(frameTextContent, ExamPaperTitleItemObject.class);
List<Integer> questionIds = examPaperTitleItemObjects.stream().flatMap(t -> t.getQuestionItems().stream().map(q -> q.getId())).collect(Collectors.toList());
List<Question> questions = questionMapper.selectByIds(questionIds);
//将题目结构的转化为题目答案
List<ExamPaperQuestionCustomerAnswer> examPaperQuestionCustomerAnswers = examPaperTitleItemObjects.stream()
.flatMap(t -> t.getQuestionItems().stream()
.map(q -> {
Question question = questions.stream().filter(tq -> tq.getId().equals(q.getId())).findFirst().get();
ExamPaperSubmitItemVM customerQuestionAnswer = examPaperSubmitVM.getAnswerItems().stream()
.filter(tq -> tq.getQuestionId().equals(q.getId()))
.findFirst()
.orElse(null);
return ExamPaperQuestionCustomerAnswerFromVM(question, customerQuestionAnswer, examPaper, q.getItemOrder(), user, now);
})
).collect(Collectors.toList());
ExamPaperAnswer examPaperAnswer = ExamPaperAnswerFromVM(examPaperSubmitVM, examPaper, examPaperQuestionCustomerAnswers, user, now);
examPaperAnswerInfo.setExamPaper(examPaper);
examPaperAnswerInfo.setExamPaperAnswer(examPaperAnswer);
examPaperAnswerInfo.setExamPaperQuestionCustomerAnswers(examPaperQuestionCustomerAnswers);
return examPaperAnswerInfo;
}
@Override
@Transactional
public String judge(ExamPaperSubmitVM examPaperSubmitVM) {
ExamPaperAnswer examPaperAnswer = examPaperAnswerMapper.selectByPrimaryKey(examPaperSubmitVM.getId());
List<ExamPaperSubmitItemVM> judgeItems = examPaperSubmitVM.getAnswerItems().stream().filter(d -> d.getDoRight() == null).collect(Collectors.toList());
List<ExamPaperAnswerUpdate> examPaperAnswerUpdates = new ArrayList<>(judgeItems.size());
Integer customerScore = examPaperAnswer.getUserScore();
Integer questionCorrect = examPaperAnswer.getQuestionCorrect();
for (ExamPaperSubmitItemVM d : judgeItems) {
ExamPaperAnswerUpdate examPaperAnswerUpdate = new ExamPaperAnswerUpdate();
examPaperAnswerUpdate.setId(d.getId());
examPaperAnswerUpdate.setCustomerScore(ExamUtil.scoreFromVM(d.getScore()));
boolean doRight = examPaperAnswerUpdate.getCustomerScore().equals(ExamUtil.scoreFromVM(d.getQuestionScore()));
examPaperAnswerUpdate.setDoRight(doRight);
examPaperAnswerUpdates.add(examPaperAnswerUpdate);
customerScore += examPaperAnswerUpdate.getCustomerScore();
if (examPaperAnswerUpdate.getDoRight()) {
++questionCorrect;
}
}
examPaperAnswer.setUserScore(customerScore);
examPaperAnswer.setQuestionCorrect(questionCorrect);
examPaperAnswer.setStatus(ExamPaperAnswerStatusEnum.Complete.getCode());
examPaperAnswerMapper.updateByPrimaryKeySelective(examPaperAnswer);
examPaperQuestionCustomerAnswerService.updateScore(examPaperAnswerUpdates);
ExamPaperTypeEnum examPaperTypeEnum = ExamPaperTypeEnum.fromCode(examPaperAnswer.getPaperType());
switch (examPaperTypeEnum) {
case Task:
//任务试卷批改完成后,需要更新任务的状态
ExamPaper examPaper = examPaperMapper.selectByPrimaryKey(examPaperAnswer.getExamPaperId());
Integer taskId = examPaper.getTaskExamId();
Integer userId = examPaperAnswer.getCreateUser();
TaskExamCustomerAnswer taskExamCustomerAnswer = taskExamCustomerAnswerMapper.getB
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学之思开源考试系统是一款 java + vue 的前后端分离的考试系统。主要优点是开发、部署简单快捷、界面设计友好、代码结构清晰。支持web端和微信小程序,能覆盖到pc机和手机等设备。 支持多种部署方式:集成部署、前后端分离部署、docker部署 学生系统功能 模块 介绍 登录 用户名、密码 注册 年级、用户名、密码 任务中心 管理员发布的年级任务,每个学生只能做一次 考试 题干支持文本、图片、数学公式、表格等,学生答题支持:文本 固定试卷 可重复练习、自行批改的试卷 时段试卷 在时间限制内,可重复练习、自行批改的试卷 考试记录 查看答卷记录和试卷信息 错题本 答错题目会自动进入错题本,显示题目基本信息 个人信息 显示学生个人资料 更新信息 修改个人资料、头像 个人动态 显示用户最近的个人动态 消息中心 用于接收管理员发送的消息 管理系统功能 模块 介绍 登录 用户名、密码 主页 试卷总数、题目总数、用户活跃度、题目月数量 学生列表 显示系统所有的学生,新增、修改、删除、禁用 管理员列表 显示系统所有的管理员,新增、修改、删除、禁用 学科列表 学科查询、修改、删除 学科创编 创建学科
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学之思开源考试系统是一款 java + vue 的前后端分离的考试系统 (2870个子文件)
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