From e12dd079fd29a30d0f3a5bc96d69c8e27ef5195c Mon Sep 17 00:00:00 2001
From: shaw <shaw-wei@foxmail.com>
Date: Wed, 28 Jan 2026 17:26:32 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E8=B0=83=E5=BA=A6=E5=99=A8?=
 =?UTF-8?q?=E7=A9=BA=E7=BC=93=E5=AD=98=E5=AF=BC=E8=87=B4=E7=9A=84=E7=AB=9E?=
 =?UTF-8?q?=E6=80=81=E6=9D=A1=E4=BB=B6bug?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

当新分组创建后立即绑定账号时，调度器会错误地将空快照视为有效缓存命中，
导致返回没有可调度的账号。现在空快照会触发数据库回退查询。
---
 backend/internal/repository/scheduler_cache.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/backend/internal/repository/scheduler_cache.go b/backend/internal/repository/scheduler_cache.go
index 13b22107..4f447e4f 100644
--- a/backend/internal/repository/scheduler_cache.go
+++ b/backend/internal/repository/scheduler_cache.go
@@ -58,7 +58,9 @@ func (c *schedulerCache) GetSnapshot(ctx context.Context, bucket service.Schedul
 		return nil, false, err
 	}
 	if len(ids) == 0 {
-		return []*service.Account{}, true, nil
+		// 空快照视为缓存未命中，触发数据库回退查询
+		// 这解决了新分组创建后立即绑定账号时的竞态条件问题
+		return nil, false, nil
 	}
 
 	keys := make([]string, 0, len(ids))