diff --git a/main.py b/main.py
index 1f510f0..71add91 100644
--- a/main.py
+++ b/main.py
@@ -2,10 +2,10 @@ from astrbot.api.event import AstrMessageEvent
 from astrbot.api.event.filter import event_message_type, EventMessageType
 from astrbot.api.star import Context, Star, register
 from astrbot.api import logger
-import astrbot.api.message_components as Comp
+from astrbot.core.platform import AstrBotMessage
+from astrbot.core.message.components import At
 
-
-def _check_at_bot(message_obj) -> bool:
+def check_at_bot(message_obj:AstrBotMessage) -> bool:
     """
     检测群聊消息是否@了当前机器人。
     依据: plugin.md 中 AstrBotMessage 及消息链定义:
@@ -14,45 +14,19 @@ def _check_at_bot(message_obj) -> bool:
     当消息链中存在 At 且其 qq 等于 self_id 时，判定为@了机器人。
     忽略 AtAll(@全体)。
     """
-    try:
-        self_id = str(getattr(message_obj, "self_id", "")) or ""
-        segments = getattr(message_obj, "message", []) or []
-    except Exception:
-        return False
-
-    if not self_id or not isinstance(segments, list):
-        return False
-
-    for seg in segments:
-        # 适配对象消息段
-        try:
-            if isinstance(seg, Comp.At):
-                # 排除 @all
-                if isinstance(seg, Comp.AtAll):
-                    continue
-                if str(seg.qq) == self_id:
-                    return True
-        except Exception:
-            pass
-
-        # 适配字典形式的消息段（稳健性处理）
-        try:
-            if isinstance(seg, dict):
-                seg_type = str(seg.get("type", "")).lower()
-                data = seg.get("data", {}) or {}
-                if seg_type == "at":
-                    qq = str(data.get("qq", ""))
-                    if qq and qq.lower() != "all" and qq == self_id:
-                        return True
-        except Exception:
-            pass
-
+    self_id = message_obj.self_id
+    segments = message_obj.message
+    for segment in segments:
+        if isinstance(segment, At) and str(segment.qq) == self_id:
+            logger.info(f"[check_at_bot] 消息 {message_obj.message_id} @了机器人 {self_id}")
+            return True
+    logger.info(f"[check_at_bot] 消息 {message_obj.message_id} 未@机器人 {self_id}")
     return False
 
 
 
 
-@register("relay", "YourName", "消息中转插件", "1.0.0")
+@register("qqfight-bot", "hxuanyu", "消息中转插件", "1.0.0")
 class RelayPlugin(Star):
     def __init__(self, context: Context, config=None):
         super().__init__(context)
@@ -67,7 +41,7 @@ class RelayPlugin(Star):
     async def on_group_message(self, event: AstrMessageEvent):
         
         group_id = str(event.message_obj.group_id)
-        at_bot = _check_at_bot(event.message_obj)
+        at_bot = check_at_bot(event.message_obj)
         
         if group_id not in self.group_whitelist:
             logger.info(f"[RelayPlugin] 群聊 {group_id} 不在白名单，忽略消息")