From a7976bcdfc78b7b2efd855c29da7aadd33ce1005 Mon Sep 17 00:00:00 2001
From: yuyx <237899745@qq.com>
Date: Sat, 13 Dec 2025 03:57:44 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20SMTP=E9=85=8D=E9=A2=9D=E9=87=8D=E7=BD=AE?=
 =?UTF-8?q?=E4=BD=BF=E7=94=A8=E5=8C=97=E4=BA=AC=E6=97=B6=E9=97=B4?=
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Content-Type: text/plain; charset=UTF-8
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- 添加pytz时区支持
- 配额重置日期改为使用北京时间（UTC+8）
- 确保配额在北京时间凌晨0点重置，而不是UTC时间

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
---
 email_service.py | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/email_service.py b/email_service.py
index a2e08c9..892de8a 100644
--- a/email_service.py
+++ b/email_service.py
@@ -19,6 +19,14 @@ import time
 import zipfile
 import secrets
 from datetime import datetime, timedelta
+import pytz
+
+# 北京时区
+BEIJING_TZ = pytz.timezone('Asia/Shanghai')
+
+def get_beijing_today():
+    """获取北京时间的今天日期字符串"""
+    return datetime.now(BEIJING_TZ).strftime('%Y-%m-%d')
 from email.mime.text import MIMEText
 from email.mime.multipart import MIMEMultipart
 from email.mime.base import MIMEBase
@@ -503,7 +511,7 @@ def _get_available_smtp_config(failover: bool = True) -> Optional[Dict[str, Any]
     获取可用的SMTP配置
     优先级: 主配置 > 按priority排序的启用配置
     """
-    today = datetime.now().strftime('%Y-%m-%d')
+    today = get_beijing_today()
 
     with db_pool.get_db() as conn:
         cursor = conn.cursor()
@@ -766,7 +774,7 @@ def send_email(
 
 def _get_next_available_smtp_config(exclude_ids: List[int]) -> Optional[Dict[str, Any]]:
     """获取下一个可用的SMTP配置（排除已尝试的）"""
-    today = datetime.now().strftime('%Y-%m-%d')
+    today = get_beijing_today()
 
     with db_pool.get_db() as conn:
         cursor = conn.cursor()