课堂报告完善

sclass/src/main/java/com/xhkjedu/sclass/service/classroom/ClassroomService.java

         List<ReportExamVo> exams = classroomMapper.listPaper(roomid);
         for (ReportExamVo exam : exams) {
             Integer realstunum = exam.getYtjnum();
+            exam.setWtjnum(room.getRealstunum()-realstunum);
             List<String> paperfiles = classroomPaperFileMapper.listFilepath(exam.getPaperid());
             exam.setPaperfiles(paperfiles);
 

sclass/src/main/resources/mapper/classroom/ClassroomMapper.xml

     </select>
     <!--获取课堂考试列表-->
     <select id="listPaper" resultType="com.xhkjedu.sclass.vo.classroom.ReportExamVo">
-        SELECT p.paperid,p.papername,c.classid,truncate(SUM(ps.stuscore)*100/(p.paperscore*COUNT(ps.psid)),2)scorerate
-        ,truncate(SUM(ps.stuscore)/COUNT(ps.psid),2)avgscore,MAX(ps.stuscore)maxscore,COUNT(ps.psid)ytjnum,0 wjtnum
+        SELECT p.paperid,p.papername,c.classid,ifnull(truncate(SUM(ps.stuscore)*100/(p.paperscore*COUNT(ps.psid)),2),0)scorerate
+        ,ifnull(truncate(SUM(ps.stuscore)/COUNT(ps.psid),2),0)avgscore,ifnull(MAX(ps.stuscore),0)maxscore,COUNT(ps.psid)ytjnum
         FROM t_classroom_paper p
         LEFT JOIN t_classroom_paper_student ps ON p.paperid=ps.paperid
         LEFT JOIN t_classroom_askteacher rt ON p.paperid=rt.paperid