mirror of
https://github.com/nonebot/nonebot2.git
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135 lines
3.7 KiB
Python
135 lines
3.7 KiB
Python
import json
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from enum import Enum
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from typing import Any, Dict, Optional, Type
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from pydantic import BaseModel, Field, ValidationError
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from typing_extensions import Literal
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from nonebot.adapters import Event as BaseEvent
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from nonebot.adapters import Message as BaseMessage
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from nonebot.log import logger
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from nonebot.typing import overrides
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from nonebot.utils import escape_tag
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class UserPermission(str, Enum):
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"""
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:说明:
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用户权限枚举类
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* ``OWNER``: 群主
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* ``ADMINISTRATOR``: 群管理
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* ``MEMBER``: 普通群成员
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"""
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OWNER = 'OWNER'
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ADMINISTRATOR = 'ADMINISTRATOR'
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MEMBER = 'MEMBER'
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class GroupInfo(BaseModel):
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id: int
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name: str
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permission: UserPermission
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class GroupChatInfo(BaseModel):
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id: int
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name: str = Field(alias='memberName')
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permission: UserPermission
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group: GroupInfo
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class PrivateChatInfo(BaseModel):
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id: int
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nickname: str
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remark: str
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class Event(BaseEvent):
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"""
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mirai-api-http 协议事件，字段与 mirai-api-http 一致。各事件字段参考 `mirai-api-http 事件类型`_
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.. _mirai-api-http 事件类型:
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https://github.com/project-mirai/mirai-api-http/blob/master/docs/EventType.md
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"""
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self_id: int
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type: str
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@classmethod
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def new(cls, data: Dict[str, Any]) -> "Event":
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"""
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此事件类的工厂函数, 能够通过事件数据选择合适的子类进行序列化
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"""
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type = data['type']
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def all_subclasses(cls: Type[Event]):
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return set(cls.__subclasses__()).union(
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[s for c in cls.__subclasses__() for s in all_subclasses(c)])
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event_class: Optional[Type[Event]] = None
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for subclass in all_subclasses(cls):
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if subclass.__name__ != type:
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continue
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event_class = subclass
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if event_class is None:
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return Event.parse_obj(data)
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while event_class and issubclass(event_class, Event):
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try:
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return event_class.parse_obj(data)
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except ValidationError as e:
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logger.info(
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f'Failed to parse {data} to class {event_class.__name__}: '
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f'{e.errors()!r}. Fallback to parent class.')
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event_class = event_class.__base__ # type: ignore
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raise ValueError(f'Failed to serialize {data}.')
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@overrides(BaseEvent)
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def get_type(self) -> Literal["message", "notice", "request", "meta_event"]:
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from . import message, meta, notice, request
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if isinstance(self, message.MessageEvent):
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return 'message'
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elif isinstance(self, notice.NoticeEvent):
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return 'notice'
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elif isinstance(self, request.RequestEvent):
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return 'request'
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else:
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return 'meta_event'
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@overrides(BaseEvent)
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def get_event_name(self) -> str:
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return self.type
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@overrides(BaseEvent)
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def get_event_description(self) -> str:
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return escape_tag(str(self.normalize_dict()))
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@overrides(BaseEvent)
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def get_message(self) -> BaseMessage:
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raise ValueError("Event has no message!")
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@overrides(BaseEvent)
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def get_plaintext(self) -> str:
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raise ValueError("Event has no message!")
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@overrides(BaseEvent)
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def get_user_id(self) -> str:
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raise ValueError("Event has no message!")
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@overrides(BaseEvent)
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def get_session_id(self) -> str:
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raise ValueError("Event has no message!")
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@overrides(BaseEvent)
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def is_tome(self) -> bool:
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return False
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def normalize_dict(self, **kwargs) -> Dict[str, Any]:
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"""
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返回可以被json正常反序列化的结构体
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"""
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return json.loads(self.json(**kwargs))
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