From cb04ed62736efe70cf5babe534220b4ae4c1ca67 Mon Sep 17 00:00:00 2001
From: Administrator <admin>
Date: Thu, 20 Jan 2022 21:08:42 +0800
Subject: [PATCH] 1. 定时任务调整 2. 成绩修改审核通过修改状态调整 3. 考试统计查询修改

---
 src/main/java/org/springblade/modules/exam/service/impl/ExamPaperServiceImpl.java |   24 ++++++++++++++++++++++++
 1 files changed, 24 insertions(+), 0 deletions(-)

diff --git a/src/main/java/org/springblade/modules/exam/service/impl/ExamPaperServiceImpl.java b/src/main/java/org/springblade/modules/exam/service/impl/ExamPaperServiceImpl.java
index e21024e..69479d2 100644
--- a/src/main/java/org/springblade/modules/exam/service/impl/ExamPaperServiceImpl.java
+++ b/src/main/java/org/springblade/modules/exam/service/impl/ExamPaperServiceImpl.java
@@ -30,6 +30,7 @@
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
+import java.text.DecimalFormat;
 import java.text.SimpleDateFormat;
 import java.util.*;
 
@@ -268,4 +269,27 @@
 	public IPage<ExamStatisticsVO> getExamStatistics(IPage<ExamStatisticsVO> page, ExamPaperVO examPaperVO) {
 		return page.setRecords(baseMapper.getExamStatistics(page,examPaperVO));
 	}
+
+	/**
+	 * 根据考试id 统计查询考试信息
+	 * @param examPaperVO
+	 * @return
+	 */
+	@Override
+	public IPage<ExamStatisticsVO> getExamInfoByExamId(IPage<ExamStatisticsVO> page, ExamStatisticsVO examPaperVO) {
+		List<ExamStatisticsVO> statisticsVOS = baseMapper.getExamInfoByExamId(page, examPaperVO);
+		System.out.println("statisticsVOS = " + statisticsVOS);
+		//遍历,计算占比
+		if (statisticsVOS.size()>0){
+			statisticsVOS.forEach(examStatisticsVO -> {
+				//格式化小数
+				DecimalFormat df = new DecimalFormat("0.00");
+				//返回的是String类型
+				examStatisticsVO.setAbsentProportion(df.format((float)examStatisticsVO.getQknum()/examStatisticsVO.getZnum()*100));
+				DecimalFormat df1 = new DecimalFormat("0.00");
+				examStatisticsVO.setQualifiedProportion(df1.format((float)examStatisticsVO.getYknum()/examStatisticsVO.getZnum()*100));
+			});
+		}
+		return page.setRecords(statisticsVOS);
+	}
 }

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