package com.ycl.jxkg.service.impl;
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import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
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import com.baomidou.mybatisplus.extension.conditions.query.LambdaQueryChainWrapper;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.ycl.jxkg.domain.entity.ExamTemplate;
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import com.ycl.jxkg.context.WebContext;
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import com.ycl.jxkg.domain.entity.TextContent;
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import com.ycl.jxkg.domain.exam.ExamPaperTempDTO;
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import com.ycl.jxkg.domain.form.ExamPaperForm;
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import com.ycl.jxkg.domain.question.TemplateQuestionDTO;
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import com.ycl.jxkg.domain.vo.admin.exam.ExamResponseVO;
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import com.ycl.jxkg.enums.ExamPaperTypeEnum;
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import com.ycl.jxkg.domain.exam.ExamPaperQuestionItemObject;
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import com.ycl.jxkg.domain.exam.ExamPaperTitleItemObject;
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import com.ycl.jxkg.domain.other.KeyValue;
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import com.ycl.jxkg.enums.QuestionTypeEnum;
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import com.ycl.jxkg.enums.VisibilityEnum;
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import com.ycl.jxkg.enums.VisibilityEnum;
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import com.ycl.jxkg.mapper.ExamPaperMapper;
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import com.ycl.jxkg.mapper.ExamTemplateMapper;
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import com.ycl.jxkg.mapper.QuestionMapper;
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import com.ycl.jxkg.service.ExamPaperService;
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import com.ycl.jxkg.service.QuestionService;
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import com.ycl.jxkg.service.SubjectService;
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import com.ycl.jxkg.service.TextContentService;
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import com.ycl.jxkg.service.enums.ActionEnum;
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import com.ycl.jxkg.utils.DateTimeUtil;
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import com.ycl.jxkg.utils.JsonUtil;
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import com.ycl.jxkg.domain.vo.admin.exam.ExamPaperEditRequestVO;
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import com.ycl.jxkg.domain.vo.admin.exam.ExamPaperPageRequestVO;
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import com.ycl.jxkg.domain.vo.admin.exam.ExamPaperTitleItemVO;
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import com.ycl.jxkg.domain.vo.student.dashboard.PaperFilter;
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import com.ycl.jxkg.domain.vo.student.dashboard.PaperInfo;
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import com.ycl.jxkg.domain.vo.student.exam.ExamPaperPageVO;
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import com.github.pagehelper.PageHelper;
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import com.github.pagehelper.PageInfo;
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import com.ycl.jxkg.domain.entity.ExamPaper;
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import com.ycl.jxkg.domain.entity.User;
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import com.ycl.jxkg.utils.PageInfoHelper;
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import lombok.RequiredArgsConstructor;
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import org.springframework.beans.BeanUtils;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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import java.math.BigDecimal;
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import java.util.ArrayList;
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import java.util.Date;
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import java.util.List;
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import java.util.Objects;
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import java.util.concurrent.atomic.AtomicInteger;
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import java.util.stream.Collectors;
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@Service
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@RequiredArgsConstructor
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public class ExamPaperServiceImpl extends ServiceImpl<ExamPaperMapper, ExamPaper> implements ExamPaperService {
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private final ExamPaperMapper examPaperMapper;
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private final QuestionMapper questionMapper;
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private final TextContentService textContentService;
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private final QuestionService questionService;
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private final SubjectService subjectService;
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private final ExamTemplateMapper examTemplateMapper;
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private final WebContext webContext;
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void addPaper(ExamPaperForm form) {
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ExamPaper examPaper = ExamPaperForm.getEntityByForm(form,null);
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baseMapper.insert(examPaper);
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if(ExamPaperTypeEnum.Random.getCode().equals(form.getPaperType())){
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ExamTemplate examTemplate = getExamTemplate(form, examPaper);
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examTemplateMapper.insert(examTemplate);
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baseMapper.updateById(examPaper);
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}
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//TODO:随序试卷生成题目
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}
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private ExamTemplate getExamTemplate(ExamPaperForm form, ExamPaper examPaper) {
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//随机试卷存模板
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List<TemplateQuestionDTO> questionList = form.getQuestionList();
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BigDecimal score = BigDecimal.ZERO;
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Integer num=0;
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ExamTemplate examTemplate = new ExamTemplate();
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//设置题目信息
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for (TemplateQuestionDTO dto : questionList) {
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num += dto.getNum();
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score = score.add(dto.getScore().multiply(BigDecimal.valueOf(dto.getNum())));
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Integer questionType = dto.getQuestionType();
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//整理List为对象
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switch (QuestionTypeEnum.fromCode(questionType)){
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//单选
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case SingleChoice:
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examTemplate.setSingleChoice(dto.getNum());
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examTemplate.setSingleScore(dto.getScore());
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break;
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//多选
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case MultipleChoice:
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examTemplate.setMultipleChoice(dto.getNum());
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examTemplate.setMultipleScore(dto.getScore());
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break;
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//判断
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case TrueFalse:
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examTemplate.setTrueFalse(dto.getNum());
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examTemplate.setTrueFalseScore(dto.getScore());
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break;
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//填空
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case GapFilling:
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examTemplate.setGapFilling(dto.getNum());
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examTemplate.setGapScore(dto.getScore());
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break;
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//简答
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case ShortAnswer:
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examTemplate.setShortAnswer(dto.getNum());
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examTemplate.setShortAnswerScore(dto.getScore());
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break;
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//计算
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case Calculation:
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examTemplate.setCalculation(dto.getNum());
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examTemplate.setCalculationScore(dto.getScore());
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break;
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}
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}
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examTemplate.setExamPaperId(examPaper.getId());
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//回填
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examPaper.setQuestionCount(num);
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examPaper.setScore(score);
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return examTemplate;
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}
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@Override
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public void updateExamPaper(ExamPaperForm form) {
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ExamPaper entity = ExamPaperForm.getEntityByForm(form,null);
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//如果是随机试卷修改template表
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if(ExamPaperTypeEnum.Random.getCode().equals(form.getPaperType())){
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ExamTemplate examTemplate = getExamTemplate(form, entity);
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examTemplateMapper.removeById(form.getId());
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examTemplateMapper.insert(examTemplate);
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}
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baseMapper.updateById(entity);
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}
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@Override
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public PageInfo<ExamResponseVO> page(ExamPaperPageRequestVO requestVM) {
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PageInfo<ExamPaperTempDTO> page = PageHelper.startPage(requestVM.getPageIndex(), requestVM.getPageSize(), "id desc").doSelectPageInfo(() ->
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examPaperMapper.page(requestVM));
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PageInfo<ExamResponseVO> pageVO = PageInfoHelper.copyMap(page, e -> {
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ExamResponseVO vo = new ExamResponseVO();
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BeanUtils.copyProperties(e, vo);
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vo.setVisibility(VisibilityEnum.valueOf(vo.getVisibility()).getCode() + "");
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vo.setCreateTime(DateTimeUtil.dateFormat(e.getCreateTime()));
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if(ExamPaperTypeEnum.Random.getCode().equals(e.getPaperType())) {
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//整理题目信息为集合
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ExamTemplate examTemplate = e.getExamTemplate();
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List<TemplateQuestionDTO> questionList = new ArrayList<>();
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addQuestionList(questionList, QuestionTypeEnum.SingleChoice.getCode(), examTemplate.getSingleScore(), examTemplate.getSingleChoice());
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addQuestionList(questionList, QuestionTypeEnum.MultipleChoice.getCode(), examTemplate.getMultipleScore(), examTemplate.getMultipleChoice());
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addQuestionList(questionList, QuestionTypeEnum.TrueFalse.getCode(), examTemplate.getTrueFalseScore(), examTemplate.getTrueFalse());
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addQuestionList(questionList, QuestionTypeEnum.GapFilling.getCode(), examTemplate.getGapScore(), examTemplate.getGapFilling());
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addQuestionList(questionList, QuestionTypeEnum.ShortAnswer.getCode(), examTemplate.getShortAnswerScore(), examTemplate.getShortAnswer());
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addQuestionList(questionList, QuestionTypeEnum.Calculation.getCode(), examTemplate.getCalculationScore(), examTemplate.getCalculation());
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vo.setQuestionList(questionList);
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}
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return vo;
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});
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return pageVO;
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}
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private void addQuestionList(List<TemplateQuestionDTO> questionList, Integer code,BigDecimal score,Integer num) {
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TemplateQuestionDTO questionDTO = new TemplateQuestionDTO();
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questionDTO.setQuestionType(code);
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questionDTO.setScore(score);
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questionDTO.setNum(num);
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questionList.add(questionDTO);
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}
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@Override
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public PageInfo<ExamPaper> taskExamPage(ExamPaperPageRequestVO requestVM) {
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return PageHelper.startPage(requestVM.getPageIndex(), requestVM.getPageSize(), "id desc").doSelectPageInfo(() ->
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examPaperMapper.taskExamPage(requestVM));
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}
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@Override
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public PageInfo<ExamPaper> studentPage(ExamPaperPageVO requestVM) {
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return PageHelper.startPage(requestVM.getPageIndex(), requestVM.getPageSize(), "id desc").doSelectPageInfo(() ->
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examPaperMapper.studentPage(requestVM));
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}
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@Override
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@Transactional
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public ExamPaper savePaperFromVM(ExamPaperEditRequestVO examPaperEditRequestVO, User user) {
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ActionEnum actionEnum = (examPaperEditRequestVO.getId() == null) ? ActionEnum.ADD : ActionEnum.UPDATE;
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Date now = new Date();
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List<ExamPaperTitleItemVO> titleItemsVM = examPaperEditRequestVO.getTitleItems();
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List<ExamPaperTitleItemObject> frameTextContentList = frameTextContentFromVM(titleItemsVM);
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String frameTextContentStr = JsonUtil.toJsonStr(frameTextContentList);
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ExamPaper examPaper = new ExamPaper();
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BeanUtils.copyProperties(examPaperEditRequestVO, examPaper);
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if (actionEnum == ActionEnum.ADD) {
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TextContent frameTextContent = new TextContent();
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frameTextContent.setContent(frameTextContentStr);
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frameTextContent.setCreateTime(now);
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textContentService.save(frameTextContent);
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examPaper.setCreateTime(now);
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examPaper.setCreateUser(user.getId());
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examPaperFromVM(examPaperEditRequestVO, examPaper, titleItemsVM);
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examPaperMapper.insert(examPaper);
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} else {
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examPaper = examPaperMapper.selectById(examPaperEditRequestVO.getId());
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//TODO:
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// TextContent frameTextContent = textContentService.getById(examPaper.getFrameTextContentId());
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// frameTextContent.setContent(frameTextContentStr);
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// textContentService.updateById(frameTextContent);
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examPaperFromVM(examPaperEditRequestVO, examPaper, titleItemsVM);
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examPaperMapper.updateById(examPaper);
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}
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return examPaper;
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}
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@Override
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public ExamPaperEditRequestVO examPaperToVM(Integer id) {
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ExamPaper examPaper = examPaperMapper.selectById(id);
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ExamPaperEditRequestVO vo = new ExamPaperEditRequestVO();
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BeanUtils.copyProperties(examPaper, vo);
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//TODO:
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// TextContent frameTextContent = textContentService.getById(examPaper.getFrameTextContentId());
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// List<ExamPaperTitleItemObject> examPaperTitleItemObjects = JsonUtil.toJsonListObject(frameTextContent.getContent(), ExamPaperTitleItemObject.class);
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// List<Integer> questionIds = examPaperTitleItemObjects.stream()
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// .flatMap(t -> t.getQuestionItems().stream()
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// .map(q -> q.getId()))
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// .collect(Collectors.toList());
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// List<Question> questions = questionMapper.selectByIds(questionIds);
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// List<ExamPaperTitleItemVO> examPaperTitleItemVOS = examPaperTitleItemObjects.stream().map(t -> {
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// ExamPaperTitleItemVO tTitleVM = new ExamPaperTitleItemVO();
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// BeanUtils.copyProperties(t, tTitleVM);
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// List<QuestionEditRequestVO> questionItemsVM = t.getQuestionItems().stream().map(i -> {
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// Question question = questions.stream().filter(q -> q.getId().equals(i.getId())).findFirst().get();
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// QuestionEditRequestVO questionEditRequestVO = questionService.getQuestionEditRequestVM(question);
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// questionEditRequestVO.setItemOrder(i.getItemOrder());
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// return questionEditRequestVO;
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// }).collect(Collectors.toList());
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// tTitleVM.setQuestionItems(questionItemsVM);
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// return tTitleVM;
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// }).collect(Collectors.toList());
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// vo.setTitleItems(examPaperTitleItemVOS);
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// vo.setScore(ExamUtil.scoreToVM(examPaper.getScore()));
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// if (ExamPaperTypeEnum.Random == ExamPaperTypeEnum.fromCode(examPaper.getPaperType())) {
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// List<String> limitDateTime = Arrays.asList(DateTimeUtil.dateFormat(examPaper.getLimitStartTime()), DateTimeUtil.dateFormat(examPaper.getLimitEndTime()));
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// vo.setLimitDateTime(limitDateTime);
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// }
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return vo;
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}
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@Override
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public List<PaperInfo> indexPaper(PaperFilter paperFilter) {
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return examPaperMapper.indexPaper(paperFilter);
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}
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@Override
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public Integer selectAllCount() {
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return examPaperMapper.selectAllCount();
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}
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@Override
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public List<Integer> selectMothCount() {
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Date startTime = DateTimeUtil.getMonthStartDay();
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Date endTime = DateTimeUtil.getMonthEndDay();
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List<KeyValue> mouthCount = examPaperMapper.selectCountByDate(startTime, endTime);
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List<String> mothStartToNowFormat = DateTimeUtil.MothStartToNowFormat();
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return mothStartToNowFormat.stream().map(md -> {
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KeyValue keyValue = mouthCount.stream().filter(kv -> kv.getName().equals(md)).findAny().orElse(null);
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return null == keyValue ? 0 : keyValue.getValue();
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}).collect(Collectors.toList());
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}
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private void examPaperFromVM(ExamPaperEditRequestVO examPaperEditRequestVO, ExamPaper examPaper, List<ExamPaperTitleItemVO> titleItemsVM) {
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//TODO:
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// Integer gradeLevel = subjectService.levelBySubjectId(examPaperEditRequestVO.getSubjectId());
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// Integer questionCount = titleItemsVM.stream()
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// .mapToInt(t -> t.getQuestionItems().size()).sum();
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// Integer score = titleItemsVM.stream().
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// flatMapToInt(t -> t.getQuestionItems().stream()
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// .mapToInt(q -> ExamUtil.scoreFromVM(q.getScore()))
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// ).sum();
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// examPaper.setQuestionCount(questionCount);
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// examPaper.setScore(score);
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// examPaper.setGradeLevel(gradeLevel);
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// List<String> dateTimes = examPaperEditRequestVO.getLimitDateTime();
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// if (ExamPaperTypeEnum.Random == ExamPaperTypeEnum.fromCode(examPaper.getPaperType())) {
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// examPaper.setLimitStartTime(DateTimeUtil.parse(dateTimes.get(0), DateTimeUtil.STANDER_FORMAT));
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// examPaper.setLimitEndTime(DateTimeUtil.parse(dateTimes.get(1), DateTimeUtil.STANDER_FORMAT));
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// }
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}
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private List<ExamPaperTitleItemObject> frameTextContentFromVM(List<ExamPaperTitleItemVO> titleItems) {
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AtomicInteger index = new AtomicInteger(1);
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return titleItems.stream().map(t -> {
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ExamPaperTitleItemObject titleItem = new ExamPaperTitleItemObject();
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BeanUtils.copyProperties(t, titleItem);
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List<ExamPaperQuestionItemObject> questionItems = t.getQuestionItems().stream()
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.map(q -> {
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ExamPaperQuestionItemObject examPaperQuestionItemObject = new ExamPaperQuestionItemObject();
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BeanUtils.copyProperties(q, examPaperQuestionItemObject);
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examPaperQuestionItemObject.setItemOrder(index.getAndIncrement());
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return examPaperQuestionItemObject;
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})
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.collect(Collectors.toList());
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titleItem.setQuestionItems(questionItems);
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return titleItem;
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}).collect(Collectors.toList());
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}
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@Override
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public List<ExamPaper> myExamPaper(Integer paperType) {
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Integer userId = webContext.getCurrentUser().getId();
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List<ExamPaper> list = new LambdaQueryChainWrapper<>(baseMapper)
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.select(ExamPaper::getId, ExamPaper::getName, ExamPaper::getVisibility)
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.eq(ExamPaper::getCreateUser, userId)
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.eq(Objects.nonNull(paperType), ExamPaper::getPaperType, paperType)
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.or()
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.eq(ExamPaper::getVisibility, VisibilityEnum.Public.getName())
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.eq(Objects.nonNull(paperType), ExamPaper::getPaperType, paperType)
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.list();
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list.stream().forEach(item -> {
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if (VisibilityEnum.Public.getName().equals(item.getVisibility())) {
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item.setName(item.getName() + " (公开)");
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}
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});
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return list;
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}
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}
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