processor.py

class MessageProcessor:
    def __init__(self, wechat_manager):
        """
        Initialize the processor with a WeChatManager instance.
        
        Args:
            wechat_manager: Instance of WeChatManager to send replies.
        """
        self.wx = wechat_manager

    def handle_message(self, msg, chat_session=None):
        """
        Callback function to handle incoming messages.
        
        Args:
            msg: The message object received from wxautox4.
            chat_session: The chat session object (optional, depends on lib version).
        """
        try:
            # Extract basic info
            # Note: The structure of 'msg' depends on wxautox4_wechatbot.
            # Assuming msg has .content, .type, and we can get sender from chat_session or msg.
            
            # If chat_session is passed, use it to get the sender
            sender = chat_session.who if chat_session else "Unknown"
            
            content = getattr(msg, 'content', str(msg))
            msg_type = getattr(msg, 'type', 'unknown')

            print(f"[{sender}] Received {msg_type}: {content}")

            # --- Logic Separation Area ---
            # Here you can implement your new logic without touching the original project.
            
            # Example: Simple keyword response
            if content == "ping":
                self.wx.send_text(sender, "pong from 1052")
            
            # Example: Echo for testing
            # self.wx.send_text(sender, f"Echo: {content}")
            
            # -----------------------------

        except Exception as e:
            print(f"Error processing message: {e}")