diff --git a/app/__init__.py b/app/__init__.py
index 95ed50a..5543ded 100644
--- a/app/__init__.py
+++ b/app/__init__.py
@@ -3,11 +3,21 @@ from .config import Config
 from .utils import (get_latest_emails, get_latest_email_with_code, 
                    add_allowed_domain, remove_allowed_domain, 
                    get_allowed_domains, get_allowed_domains_with_time,
-                   get_all_emails)
+                   get_all_emails, get_email_by_id)
 import redis
 import json
 import logging
 
+# 配置日志
+logger = logging.getLogger('app')
+logger.setLevel(logging.DEBUG)
+# 添加控制台处理器
+handler = logging.StreamHandler()
+handler.setFormatter(logging.Formatter(
+    '%(asctime)s - %(name)s - %(levelname)s - %(message)s'
+))
+logger.addHandler(handler)
+
 def create_app():
     app = Flask(__name__)
     app.config.from_object(Config)
@@ -66,7 +76,7 @@ def create_app():
                 logger.debug(f"Email message_id: {email.get('message_id')}")
             return render_template('email_list.html', emails=emails)
         except Exception as e:
-            app.logger.error(f"Error in list_emails_page: {str(e)}")
+            logger.error(f"Error in list_emails_page: {str(e)}")
             return "获取邮件列表失败", 500
 
     @app.route('/web/email/<message_id>')
@@ -74,29 +84,10 @@ def create_app():
         try:
             logger.debug(f"Accessing email with message_id: {message_id}")
             
-            # 直接从 Redis 获取邮件数据
-            email_key = f"email:{message_id}"
-            logger.debug(f"Looking up Redis key: {email_key}")
-            
-            email_data = redis_client.hgetall(email_key)
-            if not email_data:
-                logger.warning(f"No data found for key: {email_key}")
+            # 使用新函数获取邮件数据
+            email = get_email_by_id(message_id)
+            if not email:
                 return "邮件不存在", 404
-                
-            logger.debug(f"Found email data with fields: {list(email_data.keys())}")
-            
-            # 转换字节数据为字符串
-            email = {k.decode(): v.decode() for k, v in email_data.items()}
-            logger.debug(f"Decoded email data: {email.keys()}")
-            
-            # 解析 JSON 字符串字段
-            for field in ['recipients', 'attachments', 'headers', 'peer']:
-                if field in email:
-                    try:
-                        email[field] = json.loads(email[field])
-                        logger.debug(f"Successfully parsed {field} field")
-                    except Exception as e:
-                        logger.warning(f"Failed to parse {field} field: {str(e)}")
             
             return render_template('email_detail.html', email=email)
             
diff --git a/app/utils.py b/app/utils.py
index 2bb7f0b..82d1800 100644
--- a/app/utils.py
+++ b/app/utils.py
@@ -354,4 +354,36 @@ def get_all_emails(count=50):
         
     except Exception as e:
         logger.error(f"Error getting all emails: {str(e)}", exc_info=True)
-        return [] 
\ No newline at end of file
+        return []
+
+
+def get_email_by_id(message_id):
+    """
+    根据 message_id 获取邮件数据
+    :param message_id: 邮件的唯一标识
+    :return: 邮件数据字典或 None
+    """
+    try:
+        email_key = f"email:{message_id}"
+        email_data = redis_client.hgetall(email_key)
+        if not email_data:
+            logger.warning(f"No data found for key: {email_key}")
+            return None
+        
+        # 转换字节数据为字符串
+        email = {k.decode(): v.decode() for k, v in email_data.items()}
+        
+        # 解析 JSON 字符串字段
+        for field in ['recipients', 'attachments', 'headers', 'peer']:
+            if field in email:
+                try:
+                    email[field] = json.loads(email[field])
+                    logger.debug(f"Successfully parsed {field} field")
+                except Exception as e:
+                    logger.warning(f"Failed to parse {field} field: {str(e)}")
+        
+        return email
+        
+    except Exception as e:
+        logger.error(f"Error getting email by ID {message_id}: {str(e)}")
+        return None 
\ No newline at end of file