From a8337cd8c0c8b27636deec7f49bb05c4604a5a2c Mon Sep 17 00:00:00 2001 From: tanglong <842690096@qq.com> Date: Tue, 3 Mar 2026 17:01:47 +0800 Subject: [PATCH] =?UTF-8?q?=E6=8A=A5=E5=91=8A?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../Services/Training/I_TrainingDataService.cs | 16 +++++++++++----- 1 file changed, 11 insertions(+), 5 deletions(-) diff --git a/VOL.Business/Services/Training/I_TrainingDataService.cs b/VOL.Business/Services/Training/I_TrainingDataService.cs index fbae388..dcbffdd 100644 --- a/VOL.Business/Services/Training/I_TrainingDataService.cs +++ b/VOL.Business/Services/Training/I_TrainingDataService.cs @@ -2067,12 +2067,17 @@ namespace VOL.Business.Services.Training var heartRateDataList = await query.ToListAsync(); - if (heartRateDataList.Count == 0) - return res; + //if (heartRateDataList.Count == 0) + // return res; var classRoom = await _teacherRepository.DbContext.Set().Include(x => x.ClassroomStudentRecord) .Where(x => x.Id == id) - .FirstAsync(); + .FirstOrDefaultAsync(); + + if (classRoom == null) + { + throw new Exception("未找到对应的班级记录"); + } var classRoomStudent = await _teacherRepository.DbContext.Set() .Where(x => x.ClassRoomRecordId == id) @@ -2084,8 +2089,9 @@ namespace VOL.Business.Services.Training res.PeopleNumber = $"{heartRateDataList.GroupBy(x => x.StudentNo).Count()}/{classRoomStudent.Count}"; res.PeopleNumberBySex = $"{classRoomStudent.Count(x => x.Sex == SexType.Male)}/{classRoomStudent.Count(x => x.Sex == SexType.Female)}"; - res.AvgHR = $"{(int)(heartRateDataList.Sum(x => x.Value) / heartRateDataList.Count)} 次/分"; - res.Consumption = $"{Math.Abs(heartRateDataList.Sum(x => x.Consumption ?? 0) / heartRateDataList.Count)} 千卡"; + res.AvgHR = heartRateDataList.Count > 0 ? $"{(int)(heartRateDataList.Sum(x => x.Value) / heartRateDataList.Count)} 次/分" : "0 次/分"; + + res.Consumption = heartRateDataList.Count > 0 ? $"{Math.Abs(heartRateDataList.Sum(x => x.Consumption ?? 0) / heartRateDataList.Count)} 千卡" : ""; //res.Density = $"{(int)(heartRateDataList.Where(x => x.Strength > 50).Sum(x => x.Strength) / heartRateDataList.Count)} %"; res.Density = $"{(int)Tool.CalculatePercentage(heartRateDataList.Count(x => x.Strength > 50), heartRateDataList.Count)} %";