From 346e0a845359214a70b208062a3fac48330b7a61 Mon Sep 17 00:00:00 2001
From: tanglong <842690096@qq.com>
Date: Mon, 26 Jan 2026 14:26:33 +0800
Subject: [PATCH] =?UTF-8?q?=E5=B9=B3=E5=9D=87=E5=BF=83=E7=8E=87?=
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---
 VOL.Ai/Services/AiAppService.cs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/VOL.Ai/Services/AiAppService.cs b/VOL.Ai/Services/AiAppService.cs
index e7b078a..bfdf96e 100644
--- a/VOL.Ai/Services/AiAppService.cs
+++ b/VOL.Ai/Services/AiAppService.cs
@@ -1865,7 +1865,10 @@ namespace VOL.Ai.Services
             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.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)} %";