考试成绩计算接口新增

Administrator

2021-07-16 269031cf8e6d1e4643e1be2b822bbfebcf87ea4b

 src/main/java/org/springblade/modules/exam/service/impl/ExamScoreServiceImpl.java

@@ -3,18 +3,32 @@

import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import lombok.AllArgsConstructor;
import org.springblade.modules.exam.entity.ExamExaminationSubject;
import org.springblade.modules.exam.entity.ExamPaper;
import org.springblade.modules.exam.entity.ExamScore;
import org.springblade.modules.exam.mapper.ExamScoreMapper;
import org.springblade.modules.exam.service.ExamPaperService;
import org.springblade.modules.exam.service.ExamScoreService;
import org.springblade.modules.exam.vo.ExamPaperSubjectVO;
import org.springblade.modules.exam.vo.ExamResultVO;
import org.springblade.modules.exam.vo.ExamScoreVO;
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.List;

/**
 * 考试成绩服务实现类
 * @author zhongrj
 */
@Service
@AllArgsConstructor
public class ExamScoreServiceImpl extends ServiceImpl<ExamScoreMapper, ExamScore> implements ExamScoreService {

   private final ExamPaperService examPaperService;

   /**
    * 自定义分页数据
@@ -35,4 +49,43 @@
   public ExamScoreVO selectExamScoreInfo(ExamScore examScore) {
      return baseMapper.selectExamScoreInfo(examScore);
   }

   /**
    * 保存考试成绩
    * @param examScore 考试成绩信息对象
    * @return
    */
   @Override
   @Transactional(rollbackFor = Exception.class)
   public Boolean saveExamScore(ExamScoreVO examScore) {
      //取出考试结果
      if (examScore.getExamResultVOS().size()>0){
         List<ExamResultVO> examResultVOS = examScore.getExamResultVOS();
         //获取试卷的内容（题号，答案）
         ExamPaper examPaper = new ExamPaper();
         examPaper.setId(examScore.getPapersId());
         List<ExamExaminationSubject> examExaminationSubjects
            = examPaperService.queryPagerSubject(examPaper).getExamExaminationSubjects();
         //比对考试结果
         //声明理论得分
         int theoryGrade = 0;
         for (int i = 0; i < examResultVOS.size(); i++) {
            if (examResultVOS.get(i).getValue().equals(examExaminationSubjects.get(i).getExamSubjectChoices().getAnswer())){
               theoryGrade += examResultVOS.get(i).getGrade();
            }
         }
         //设置理论得分
         examScore.setTheoryGrade(theoryGrade);
         //计算总成绩
         examScore.setAllGrade(theoryGrade + examScore.getLearnGrade());
         //保存成绩数据
         int i = baseMapper.insert(examScore);
         if (i>0){
            //返回结果
            return true;
         }
      }
      //返回结果
      return false;
   }
}