From bb2bb93293c385fca2d127123e81a515053082a1 Mon Sep 17 00:00:00 2001
From: wanghu <wanghu@yuanhai.com>
Date: Wed, 23 Sep 2026 17:19:45 +0800
Subject: [PATCH] =?UTF-8?q?=E9=98=85=E8=AF=BB?=
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---
 .../yunhai/familyactivity/service/impl/ActivityService.java | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/main/java/com/yunhai/familyactivity/service/impl/ActivityService.java b/src/main/java/com/yunhai/familyactivity/service/impl/ActivityService.java
index b37dd30..e17f1ad 100644
--- a/src/main/java/com/yunhai/familyactivity/service/impl/ActivityService.java
+++ b/src/main/java/com/yunhai/familyactivity/service/impl/ActivityService.java
@@ -1201,11 +1201,15 @@ public class ActivityService implements IActivityService {
         activityReadRepository.save(read);
     }
 
-    /** confirm 模式：家长打开活动即自动确认（未回执 → 已确认） */
+    /** confirm 模式：家长打开活动即自动确认（未回执 → 已确认）。
+     *  仅报名截止时间内生效（活动处于「报名中」态）：超过截止时间（转「已截止/已结束」）后打开只标已读，不再自动确认。 */
     private void autoConfirmIfNeeded(Activity activity, Integer studentId) {
         if (!ReceiptModeEnum.CONFIRM.getCode().equalsIgnoreCase(activity.getReceiptMode())) {
             return;
         }
+        if (deriveStatus(activity, LocalDateTime.now()) != ActivityStatusEnum.SIGNUP) {
+            return;
+        }
         activitySignupRepository.findByActivityIdAndStudentId(activity.getId(), studentId)
                 .ifPresent(record -> {
                     if (SignupStatusEnum.NONE.getCode().equalsIgnoreCase(record.getStatus())) {