Improve a lot

none/message.py

@@ -0,0 +1,25 @@
+from typing import Dict, Any
+
+from aiocqhttp import CQHttp
+from aiocqhttp.message import MessageSegment
+
+from .command import handle_command
+from .logger import logger
+
+
+async def handle_message(bot: CQHttp, ctx: Dict[str, Any]) -> None:
+    if ctx['message_type'] != 'private':
+        # group or discuss
+        first_message_seg = ctx['message'][0]
+        if first_message_seg != MessageSegment.at(ctx['self_id']):
+            return
+        del ctx['message'][0]
+        if not ctx['message']:
+            ctx['message'].append(MessageSegment.text(''))
+
+    handled = await handle_command(bot, ctx)
+    if handled:
+        logger.debug('Message is handled as a command')
+        return
+    else:
+        await bot.send(ctx, '你在说什么我看不懂诶')