debug: 添加MegolmEvent详细调试信息

- 打印event的所有属性
- 尝试多种方式获取解密内容
- 尝试手动解密decrypt_event

services/matrix_service.py

@@ -106,24 +106,54 @@ class MatrixBot:
         """处理加密消息（MegolmEvent）"""
         logger.info(f"收到加密消息: [{room.room_id}] event_id={event.event_id}")
         
-        # nio 解密 MegolmEvent 后，需要获取解密的内容
+        # 打印 event 的所有属性来调试
+        logger.info(f"MegolmEvent属性: {dir(event)}")
+        logger.info(f"event.source: {event.source}")
+        logger.info(f"event.sender: {event.sender}")
+        logger.info(f"event.session_id: {event.session_id if hasattr(event, 'session_id') else 'N/A'}")
+        
+        # 尝试从不同来源获取消息内容
         try:
-            # 检查是否有解密后的内容
+            body = None
+            sender = event.sender
+            
+            # 方法1: 从 source 获取
             if hasattr(event, 'source') and event.source:
-                decrypted_content = event.source.get('content', {})
-                msgtype = decrypted_content.get('msgtype', '')
-                body = decrypted_content.get('body', '')
-                
+                content = event.source.get('content', {})
+                body = content.get('body', '')
                 sender = event.source.get('sender', event.sender)
-                
-                logger.info(f"解密消息: sender={sender}, body={body[:50]}")
-                
-                # 如果是文本消息，处理它
-                if msgtype == 'm.text' and body:
-                    # 调用消息处理逻辑
-                    await self._process_message(room, sender, body, event.event_id)
+                logger.info(f"从source获取: body={body[:50] if body else 'empty'}")
+            
+            # 方法2: 直接尝试 event.body (nio可能已解密)
+            if hasattr(event, 'body') and event.body:
+                body = event.body
+                logger.info(f"从event.body获取: {body[:50]}")
+            
+            # 方法3: 检查 room 中的最近事件
+            if not body:
+                # 从 room timeline 查找解密后的消息
+                for timeline_event in room.timeline:
+                    if hasattr(timeline_event, 'event_id') and timeline_event.event_id == event.event_id:
+                        if hasattr(timeline_event, 'body'):
+                            body = timeline_event.body
+                            logger.info(f"从room.timeline获取: {body[:50] if body else 'empty'}")
+            
+            if body:
+                logger.info(f"解密成功: sender={sender}, body={body[:50]}")
+                await self._process_message(room, sender, body, event.event_id)
             else:
-                logger.warning(f"加密消息无法解密: {event.event_id}")
+                logger.warning(f"加密消息无法解密，event_id={event.event_id}")
+                # 尝试手动解密
+                try:
+                    decrypted = await self.client.decrypt_event(event)
+                    if decrypted and hasattr(decrypted, 'body'):
+                        body = decrypted.body
+                        sender = decrypted.sender
+                        logger.info(f"手动解密成功: {body[:50]}")
+                        await self._process_message(room, sender, body, event.event_id)
+                except Exception as de:
+                    logger.error(f"手动解密失败: {de}")
+                    
         except Exception as e:
             logger.error(f"处理加密消息失败: {e}")
             import traceback