Merge pull request #1112 from AstrBotDevs/fix-aiocqhttp-empty-plain

修复 aiocqhttp 适配器下空白 plain 导致的报错

astrbot/core/platform/sources/aiocqhttp/aiocqhttp_message_event.py

@@ -22,6 +22,9 @@ class AiocqhttpMessageEvent(AstrMessageEvent):
             if isinstance(segment, Plain):
                 d["type"] = "text"
                 d["data"]["text"] = segment.text.strip()
+                # 如果是空文本或者只带换行符的文本，不发送
+                if not d["data"]["text"]:
+                    continue
             elif isinstance(segment, (Image, Record)):
                 # convert to base64
                 bs64 = await segment.convert_to_base64()
@@ -38,6 +41,9 @@ class AiocqhttpMessageEvent(AstrMessageEvent):
     async def send(self, message: MessageChain):
         ret = await AiocqhttpMessageEvent._parse_onebot_json(message)
 
+        if not ret:
+            return
+
         send_one_by_one = False
         for seg in message.chain:
             if isinstance(seg, (Node, Nodes)):