import abc
import threading
import asyncio
from typing import Callable

class Platform():
    def __init__(self, message_handler: callable) -> None:
        '''
        初始化平台的各种接口
        '''
        self.message_handler = message_handler
        pass

    @abc.abstractmethod
    def handle_msg():
        '''
        处理到来的消息
        '''
        pass

    @abc.abstractmethod
    def reply_msg():
        '''
        回复消息（被动发送）
        '''
        pass

    @abc.abstractmethod
    def send_msg():
        '''
        发送消息（主动发送）
        '''
        pass

    @abc.abstractmethod
    def send():
        '''
        发送消息（主动发送）同 send_msg()
        '''
        pass

    def new_sub_thread(self, func, args=()):
        thread = threading.Thread(target=self._runner, args=(func, args), daemon=True)
        thread.start()

    def _runner(self, func: Callable, args: tuple):
        loop = asyncio.new_event_loop()
        asyncio.set_event_loop(loop)
        loop.run_until_complete(func(*args))
        loop.close()