From 02b7b0ba9abcfcce3b55f6dda3fccfbeb40f82bc Mon Sep 17 00:00:00 2001
From: tanglong <842690096@qq.com>
Date: Fri, 17 Jul 2026 11:17:27 +0800
Subject: [PATCH] =?UTF-8?q?=E6=97=B6=E9=95=BF?=
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---
 YD_YiLu/Services/Impl/DeviceSyncService.cs | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/YD_YiLu/Services/Impl/DeviceSyncService.cs b/YD_YiLu/Services/Impl/DeviceSyncService.cs
index 980c28f..1264c40 100644
--- a/YD_YiLu/Services/Impl/DeviceSyncService.cs
+++ b/YD_YiLu/Services/Impl/DeviceSyncService.cs
@@ -1144,10 +1144,11 @@ namespace YD_YiLu.Api.Services.Impl
                 .Select(day =>
                 {
                     var dayTrains = trains.Where(x => x.StartTime.Date == day).ToList();
+                    var daySeconds = dayTrains.Sum(x => x.Duration);
                     return new YtpGradeListItem
                     {
                         Time = day.ToString("yyyy-MM-dd"),
-                        Duration = dayTrains.Sum(x => x.Duration).ToString(),
+                        Duration = SecondsToHours(daySeconds),
                         Count = dayTrains.Count.ToString()
                     };
                 })
@@ -1159,10 +1160,10 @@ namespace YD_YiLu.Api.Services.Impl
                 {
                     CourseId = g.Key,
                     CourseName = Util.GetEnumDescription<CourseType>(g.Key),
-                    Time = g.Sum(x => x.Duration).ToString(),
+                    Time = SecondsToHours(g.Sum(x => x.Duration)),
                     Count = g.Count()
                 })
-                .OrderByDescending(x => int.TryParse(x.Time, out var seconds) ? seconds : 0)
+                .OrderByDescending(x => double.TryParse(x.Time, out var hours) ? hours : 0)
                 .ToList();
 
             return result;
@@ -1406,6 +1407,11 @@ namespace YD_YiLu.Api.Services.Impl
             return "AUTO-" + MD5Helper.MD5Encrypt32(value);
         }
 
+        private static string SecondsToHours(int seconds)
+        {
+            return (seconds / 3600.0).ToString("0.00");
+        }
+
         private static (DateTime? start, DateTime? end) GetDateRange(int dateType, string queryStart, string queryEnd)
         {
             var today = DateTime.Now.Date;