fix(wechatcomapp): split long text messages into multiple parts

channel/wechatmp/common.py

@@ -43,20 +43,3 @@ def subscribe_msg():
                     输入'{trigger_prefix}#帮助' 查看详细指令。"""
     )
     return msg
-
-
-def split_string_by_utf8_length(string, max_length, max_split=0):
-    encoded = string.encode("utf-8")
-    start, end = 0, 0
-    result = []
-    while end < len(encoded):
-        if max_split > 0 and len(result) >= max_split:
-            result.append(encoded[start:].decode("utf-8"))
-            break
-        end = min(start + max_length, len(encoded))
-        # 如果当前字节不是 UTF-8 编码的开始字节，则向前查找直到找到开始字节为止
-        while end < len(encoded) and (encoded[end] & 0b11000000) == 0b10000000:
-            end -= 1
-        result.append(encoded[start:end].decode("utf-8"))
-        start = end
-    return result

channel/wechatmp/passive_reply.py

@@ -11,6 +11,7 @@ from channel.wechatmp.common import *
 from channel.wechatmp.wechatmp_channel import WechatMPChannel
 from channel.wechatmp.wechatmp_message import WeChatMPMessage
 from common.log import logger
+from common.utils import split_string_by_utf8_length
 from config import conf
 
 

channel/wechatmp/wechatmp_channel.py

@@ -18,6 +18,7 @@ from channel.wechatmp.common import *
 from channel.wechatmp.wechatmp_client import WechatMPClient
 from common.log import logger
 from common.singleton import singleton
+from common.utils import split_string_by_utf8_length
 from config import conf
 from voice.audio_convert import any_to_mp3
 
@@ -140,8 +141,10 @@ class WechatMPChannel(ChatChannel):
                 texts = split_string_by_utf8_length(reply_text, MAX_UTF8_LEN)
                 if len(texts) > 1:
                     logger.info("[wechatmp] text too long, split into {} parts".format(len(texts)))
-                for text in texts:
+                for i, text in enumerate(texts):
                     self.client.message.send_text(receiver, text)
+                    if i != len(texts) - 1:
+                        time.sleep(0.5)  # 休眠0.5秒，防止发送过快乱序
                 logger.info("[wechatmp] Do send text to {}: {}".format(receiver, reply_text))
             elif reply.type == ReplyType.VOICE:
                 try: