from datetime import datetime, timedelta from io import BytesIO from ipaddress import IPv4Address from typing import Any, Dict, List, NoReturn, Optional, Tuple import httpx from nonebot.adapters import Bot as BaseBot from nonebot.adapters import Event as BaseEvent from nonebot.config import Config from nonebot.drivers import Driver, WebSocket from nonebot.exception import RequestDenied from nonebot.exception import ActionFailed as BaseActionFailed from nonebot.log import logger from nonebot.message import handle_event from nonebot.typing import overrides from .config import Config as MiraiConfig from .event import Event, FriendMessage, GroupMessage, TempMessage from .message import MessageChain, MessageSegment class ActionFailed(BaseActionFailed): def __init__(self, code: int, message: str = ''): super().__init__('mirai') self.code = code self.message = message def __repr__(self): return f"{self.__class__.__name__}(code={self.code}, message={self.message!r})" class SessionManager: sessions: Dict[int, Tuple[str, datetime, httpx.AsyncClient]] = {} session_expiry: timedelta = timedelta(minutes=15) def __init__(self, session_key: str, client: httpx.AsyncClient): self.session_key, self.client = session_key, client @staticmethod def _raise_code(data: Dict[str, Any]) -> Dict[str, Any]: code = data.get('code', 0) logger.debug(f'Mirai API returned data: {data}') if code != 0: raise ActionFailed(code, message=data['msg']) return data async def post(self, path: str, *, params: Optional[Dict[str, Any]] = None) -> Dict[str, Any]: params = {**(params or {}), 'sessionKey': self.session_key} response = await self.client.post(path, json=params, timeout=3) response.raise_for_status() return self._raise_code(response.json()) async def request(self, path: str, *, params: Optional[Dict[str, Any]] = None) -> Dict[str, Any]: response = await self.client.get(path, params={ **(params or {}), 'sessionKey': self.session_key }, timeout=3) response.raise_for_status() return self._raise_code(response.json()) async def upload(self, path: str, *, type: str, file: Tuple[str, BytesIO]) -> Dict[str, Any]: file_type, file_io = file response = await self.client.post(path, data={ 'sessionKey': self.session_key, 'type': type }, files={file_type: file_io}, timeout=6) response.raise_for_status() return self._raise_code(response.json()) @classmethod async def new(cls, self_id: int, *, host: IPv4Address, port: int, auth_key: str): if self_id in cls.sessions: manager = cls.get(self_id) if manager is not None: return manager client = httpx.AsyncClient(base_url=f'http://{host}:{port}') response = await client.post('/auth', json={'authKey': auth_key}) response.raise_for_status() auth = response.json() assert auth['code'] == 0 session_key = auth['session'] response = await client.post('/verify', json={ 'sessionKey': session_key, 'qq': self_id }) assert response.json()['code'] == 0 cls.sessions[self_id] = session_key, datetime.now(), client return cls(session_key, client) @classmethod def get(cls, self_id: int): key, time, client = cls.sessions[self_id] if datetime.now() - time > cls.session_expiry: return None return cls(key, client) class MiraiBot(BaseBot): def __init__(self, connection_type: str, self_id: str, *, websocket: Optional[WebSocket] = None): super().__init__(connection_type, self_id, websocket=websocket) self.api = SessionManager.get(int(self_id)) @property @overrides(BaseBot) def type(self) -> str: return "mirai" @property def alive(self) -> bool: return not self.websocket.closed @classmethod @overrides(BaseBot) async def check_permission(cls, driver: "Driver", connection_type: str, headers: dict, body: Optional[dict]) -> str: if connection_type == 'ws': raise RequestDenied( status_code=501, reason='Websocket connection is not implemented') self_id: Optional[str] = headers.get('bot') if self_id is None: raise RequestDenied(status_code=400, reason='Header `Bot` is required.') self_id = str(self_id).strip() await SessionManager.new( int(self_id), host=cls.mirai_config.host, # type: ignore port=cls.mirai_config.port, #type: ignore auth_key=cls.mirai_config.auth_key) # type: ignore return self_id @classmethod @overrides(BaseBot) def register(cls, driver: "Driver", config: "Config"): cls.mirai_config = MiraiConfig(**config.dict()) assert cls.mirai_config.auth_key is not None assert cls.mirai_config.host is not None assert cls.mirai_config.port is not None super().register(driver, config) @overrides(BaseBot) async def handle_message(self, message: dict): await handle_event(bot=self, event=Event.new({ **message, 'self_id': self.self_id, })) @overrides(BaseBot) async def call_api(self, api: str, **data) -> NoReturn: raise NotImplementedError @overrides(BaseBot) def __getattr__(self, key: str) -> NoReturn: raise NotImplementedError @overrides(BaseBot) async def send(self, event: Event, message: MessageChain, at_sender: bool = False, **kwargs): if isinstance(event, FriendMessage): return await self.send_friend_message(target=event.sender.id, message_chain=message) elif isinstance(event, GroupMessage): return await self.send_group_message( group=event.sender.group.id, message_chain=message if not at_sender else (MessageSegment.at(target=event.sender.id) + message)) elif isinstance(event, TempMessage): return await self.send_temp_message(qq=event.sender.id, group=event.sender.group.id, message_chain=message) else: raise ValueError(f'Unsupported event type {event!r}.') async def send_friend_message(self, target: int, message_chain: MessageChain): return await self.api.post('sendFriendMessage', params={ 'target': target, 'messageChain': message_chain.export() }) async def send_temp_message(self, qq: int, group: int, message_chain: MessageChain): return await self.api.post('sendTempMessage', params={ 'qq': qq, 'group': group, 'messageChain': message_chain.export() }) async def send_group_message(self, group: int, message_chain: MessageChain, quote: Optional[int] = None): return await self.api.post('sendGroupMessage', params={ 'group': group, 'messageChain': message_chain.export(), 'quote': quote }) async def recall(self, target: int): return await self.api.post('recall', params={'target': target}) async def send_image_message(self, target: int, qq: int, group: int, urls: List[str]): return await self.api.post('sendImageMessage', params={ 'target': target, 'qq': qq, 'group': group, 'urls': urls }) async def upload_image(self, type: str, img: BytesIO): return await self.api.upload('uploadImage', type=type, file=('img', img)) async def upload_voice(self, type: str, voice: BytesIO): return await self.api.upload('uploadVoice', type=type, file=('voice', voice)) async def fetch_message(self): return await self.api.request('fetchMessage') async def fetch_latest_message(self): return await self.api.request('fetchLatestMessage') async def peek_message(self, count: int): return await self.api.request('peekMessage', params={'count': count}) async def peek_latest_message(self, count: int): return await self.api.request('peekLatestMessage', params={'count': count}) async def messsage_from_id(self, id: int): return await self.api.request('messageFromId', params={'id': id}) async def count_message(self): return await self.api.request('countMessage') async def friend_list(self) -> List[Dict[str, Any]]: return await self.api.request('friendList') # type: ignore async def group_list(self) -> List[Dict[str, Any]]: return await self.api.request('groupList') # type: ignore async def member_list(self, target: int) -> List[Dict[str, Any]]: return await self.api.request('memberList', params={'target': target}) # type: ignore async def mute(self, target: int, member_id: int, time: int): return await self.api.post('mute', params={ 'target': target, 'memberId': member_id, 'time': time }) async def unmute(self, target: int, member_id: int): return await self.api.post('unmute', params={ 'target': target, 'memberId': member_id }) async def kick(self, target: int, member_id: int, msg: str): return await self.api.post('kick', params={ 'target': target, 'memberId': member_id, 'msg': msg }) async def quit(self, target: int): return await self.api.post('quit', params={'target': target}) async def mute_all(self, target: int): return await self.api.post('muteAll', params={'target': target}) async def unmute_all(self, target: int): return await self.api.post('unmuteAll', params={'target': target}) async def group_config(self, target: int): return await self.api.request('groupConfig', params={'target': target}) async def modify_group_config(self, target: int, config: Dict[str, Any]): return await self.api.post('groupConfig', params={ 'target': target, 'config': config }) async def member_info(self, target: int, member_id: int): return await self.api.request('memberInfo', params={ 'target': target, 'memberId': member_id }) async def modify_member_info(self, target: int, member_id: int, info: Dict[str, Any]): return await self.api.post('memberInfo', params={ 'target': target, 'memberId': member_id, 'info': info })