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import asyncio
import re
from wechaty import MessageType
from bridge.context import ContextType
from channel.chat_message import ChatMessage
from common.tmp_dir import TmpDir
from common.log import logger
from wechaty.user import Message
class aobject(object):
"""Inheriting this class allows you to define an async __init__.
So you can create objects by doing something like `await MyClass(params)`
"""
async def __new__(cls, *a, **kw):
instance = super().__new__(cls)
await instance.__init__(*a, **kw)
return instance
async def __init__(self):
pass
class WechatyMessage(ChatMessage, aobject):
async def __init__(self, wechaty_msg: Message):
super().__init__(wechaty_msg)
room = wechaty_msg.room()
self.msg_id = wechaty_msg.message_id
self.create_time = wechaty_msg.payload.timestamp
self.is_group = room is not None
if wechaty_msg.type() == MessageType.MESSAGE_TYPE_TEXT:
self.ctype = ContextType.TEXT
self.content = wechaty_msg.text()
elif wechaty_msg.type() == MessageType.MESSAGE_TYPE_AUDIO:
self.ctype = ContextType.VOICE
voice_file = await wechaty_msg.to_file_box()
self.content = TmpDir().path() + voice_file.name # content直接存临时目录路径
def func():
loop = asyncio.get_event_loop()
asyncio.run_coroutine_threadsafe(voice_file.to_file(self.content),loop).result()
self._prepare_fn = func
else:
raise NotImplementedError("Unsupported message type: {}".format(wechaty_msg.type()))
from_contact = wechaty_msg.talker() # 获取消息的发送者
self.from_user_id = from_contact.contact_id
self.from_user_nickname = from_contact.name
# group中的from和to，wechaty跟itchat含义不一样
# wecahty: from是消息实际发送者, to:所在群
# itchat: 如果是你发送群消息，from和to是你自己和所在群，如果是别人发群消息，from和to是所在群和你自己
# 但这个差别不影响逻辑，group中只使用到：1.用from来判断是否是自己发的，2.actual_user_id来判断实际发送用户
if self.is_group:
self.to_user_id = room.room_id
self.to_user_nickname = await room.topic()
else:
to_contact = wechaty_msg.to()
self.to_user_id = to_contact.contact_id
self.to_user_nickname = to_contact.name
if self.is_group or wechaty_msg.is_self(): # 如果是群消息，other_user设置为群，如果是私聊消息，而且自己发的，就设置成对方。
self.other_user_id = self.to_user_id
self.other_user_nickname = self.to_user_nickname
else:
self.other_user_id = self.from_user_id
self.other_user_nickname = self.from_user_nickname
if self.is_group: # wechaty群聊中，实际发送用户就是from_user
self.is_at = await wechaty_msg.mention_self()
if not self.is_at: # 有时候复制粘贴的消息，不算做@，但是内容里面会有@xxx，这里做一下兼容
name = wechaty_msg.wechaty.user_self().name
pattern = f'@{name}(\u2005|\u0020)'
if re.search(pattern,self.content):
logger.debug(f'wechaty message {self.msg_id} include at')
self.is_at = True
self.actual_user_id = self.from_user_id
self.actual_user_nickname = self.from_user_nickname
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