xiangpei
2024-06-24 51028e149e34c24a2d3c27617afcfa115aff42d3
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package com.ycl.jxkg.service.impl;
 
import com.baomidou.mybatisplus.extension.conditions.update.LambdaUpdateChainWrapper;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import com.ycl.jxkg.domain.entity.Question;
import com.ycl.jxkg.enums.QuestionTypeEnum;
import com.ycl.jxkg.enums.general.StatusEnum;
import com.ycl.jxkg.domain.other.KeyValue;
import com.ycl.jxkg.domain.question.QuestionItemObject;
import com.ycl.jxkg.domain.question.QuestionObject;
import com.ycl.jxkg.domain.vo.admin.question.QuestionEditItemVO;
import com.ycl.jxkg.domain.vo.admin.question.QuestionEditRequestVO;
import com.ycl.jxkg.domain.vo.admin.question.QuestionPageRequestVO;
import com.ycl.jxkg.domain.vo.admin.question.QuestionResponseVO;
import com.ycl.jxkg.mapper.QuestionMapper;
import com.ycl.jxkg.service.QuestionService;
import com.ycl.jxkg.utils.DateTimeUtil;
import com.ycl.jxkg.utils.ExamUtil;
import com.ycl.jxkg.utils.HtmlUtil;
import com.ycl.jxkg.utils.JsonUtil;
import lombok.RequiredArgsConstructor;
import org.springframework.beans.BeanUtils;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
 
import java.util.Date;
import java.util.List;
import java.util.stream.Collectors;
 
@Service
@RequiredArgsConstructor
public class QuestionServiceImpl extends ServiceImpl<QuestionMapper, Question> implements QuestionService {
 
    private final QuestionMapper questionMapper;
 
 
    @Override
    public PageInfo<QuestionResponseVO> page(QuestionPageRequestVO requestVM) {
        return PageHelper.startPage(requestVM.getPageIndex(), requestVM.getPageSize(), "create_time desc").doSelectPageInfo(() ->
                questionMapper.page(requestVM)
        );
    }
 
 
    @Override
    @Transactional
    public Question insertFullQuestion(QuestionEditRequestVO model, Integer userId) {
        Date now = new Date();
 
        //题干、解析、选项等 插入
        String questionObject = setQuestionInfoFromVM(model);
 
        Question question = new Question();
        question.setSubjectId(model.getSubjectId());
        question.setCreateTime(now);
        question.setQuestionType(model.getQuestionType());
        question.setStatus(StatusEnum.ENABLE);
        question.setCorrectFromVM(model.getCorrect(), model.getCorrectArray());
        question.setDifficult(model.getDifficult());
        question.setContent(questionObject);
        question.setCreateUser(userId);
        question.setTitle(HtmlUtil.clear(model.getTitle()));
        question.setAudioFile(model.getAudioFile());
        question.setOriginalFile(model.getOriginalFile());
        questionMapper.insert(question);
        return question;
    }
 
    @Override
    @Transactional
    public Question updateFullQuestion(QuestionEditRequestVO model) {
        Question question = questionMapper.selectById(model.getId());
        question.setSubjectId(model.getSubjectId());
        question.setDifficult(model.getDifficult());
        question.setCorrectFromVM(model.getCorrect(), model.getCorrectArray());
        //题干、解析、选项等 更新
        String questionObject = setQuestionInfoFromVM(model);
        question.setContent(questionObject);
        question.setTitle(HtmlUtil.clear(model.getTitle()));
        question.setAudioFile(model.getAudioFile());
        question.setOriginalFile(model.getOriginalFile());
        questionMapper.updateById(question);
        return question;
    }
 
    @Override
    public QuestionEditRequestVO getQuestionEditRequestVM(Integer questionId) {
        //题目映射
        Question question = questionMapper.selectById(questionId);
        return getQuestionEditRequestVM(question);
    }
 
    @Override
    public QuestionEditRequestVO getQuestionEditRequestVM(Question question) {
        //题目映射
        QuestionObject questionObject = JsonUtil.toJsonObject(question.getContent(), QuestionObject.class);
        QuestionEditRequestVO questionEditRequestVO = new QuestionEditRequestVO();
        BeanUtils.copyProperties(question, questionEditRequestVO);
        questionEditRequestVO.setTitle(questionObject.getTitleContent());
 
        //答案
        QuestionTypeEnum questionTypeEnum = QuestionTypeEnum.fromCode(question.getQuestionType());
        switch (questionTypeEnum) {
            case SingleChoice:
            case TrueFalse:
            case Audio:
                questionEditRequestVO.setCorrect(question.getCorrect());
                break;
            case MultipleChoice:
                questionEditRequestVO.setCorrectArray(ExamUtil.contentToArray(question.getCorrect()));
                break;
            case GapFilling:
                List<String> correctContent = questionObject.getQuestionItemObjects().stream().map(d -> d.getContent()).collect(Collectors.toList());
                questionEditRequestVO.setCorrectArray(correctContent);
                break;
            case ShortAnswer:
            case Calculate:
            case Analysis:
                questionEditRequestVO.setCorrect(questionObject.getCorrect());
                break;
            default:
                break;
        }
        questionEditRequestVO.setAnalyze(questionObject.getAnalyze());
 
 
        //题目项映射
        List<QuestionEditItemVO> editItems = questionObject.getQuestionItemObjects().stream().map(o -> {
            QuestionEditItemVO questionEditItemVO = new QuestionEditItemVO();
            BeanUtils.copyProperties(o, questionEditItemVO);
            return questionEditItemVO;
        }).collect(Collectors.toList());
        questionEditRequestVO.setItems(editItems);
        return questionEditRequestVO;
    }
 
    public String setQuestionInfoFromVM(QuestionEditRequestVO model) {
        List<QuestionItemObject> itemObjects = model.getItems().stream().map(i ->
                {
                    QuestionItemObject item = new QuestionItemObject();
                    item.setPrefix(i.getPrefix());
                    item.setContent(i.getContent());
                    item.setItemUuid(i.getItemUuid());
                    return item;
                }
        ).collect(Collectors.toList());
        QuestionObject questionObject = new QuestionObject();
        questionObject.setQuestionItemObjects(itemObjects);
        questionObject.setAnalyze(model.getAnalyze());
        questionObject.setTitleContent(model.getTitle());
        questionObject.setCorrect(model.getCorrect());
        return JsonUtil.toJsonStr(questionObject);
    }
 
    @Override
    public Integer selectAllCount() {
        return questionMapper.selectAllCount();
    }
 
    @Override
    public List<Integer> selectMothCount() {
        Date startTime = DateTimeUtil.getMonthStartDay();
        Date endTime = DateTimeUtil.getMonthEndDay();
        List<String> mothStartToNowFormat = DateTimeUtil.MothStartToNowFormat();
        List<KeyValue> mouthCount = questionMapper.selectCountByDate(startTime, endTime);
        return mothStartToNowFormat.stream().map(md -> {
            KeyValue keyValue = mouthCount.stream().filter(kv -> kv.getName().equals(md)).findAny().orElse(null);
            return null == keyValue ? 0 : keyValue.getValue();
        }).collect(Collectors.toList());
    }
 
    @Override
    public Boolean updateStatus(QuestionResponseVO question) {
        return new LambdaUpdateChainWrapper<>(questionMapper)
                .set(Question::getStatus, question.getStatus())
                .eq(Question::getId, question.getId())
                .update();
    }
 
}