拆分新的utils

src/common/utils/utils_message.py

@@ -128,17 +128,6 @@ class MessageUtils:
             (False, None),
         )
 
-    @staticmethod
-    def calculate_session_id(platform: str, *, user_id: Optional[str] = None, group_id: Optional[str] = None) -> str:
-        """计算会话ID"""
-        if not user_id and not group_id:
-            raise ValueError("UserID 或 GroupID 必须提供其一")
-        if group_id:
-            components = [platform, group_id]
-        else:
-            components = [platform, user_id, "private"]
-        return hashlib.md5("_".join(components).encode()).hexdigest()
-
     @staticmethod
     def store_message_to_db(message: "SessionMessage"):
         """存储消息到数据库"""