mautrix-telegram/mautrix_telegram/db/bot_chat.py

56 lines
1.8 KiB
Python

# mautrix-telegram - A Matrix-Telegram puppeting bridge
# Copyright (C) 2021 Tulir Asokan
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
from __future__ import annotations
from typing import TYPE_CHECKING, ClassVar
from asyncpg import Record
from attr import dataclass
from mautrix.util.async_db import Database
from ..types import TelegramID
fake_db = Database.create("") if TYPE_CHECKING else None
# Fucking Telegram not telling bots what chats they are in 3:<
@dataclass
class BotChat:
db: ClassVar[Database] = fake_db
id: TelegramID
type: str
@classmethod
def _from_row(cls, row: Record | None) -> BotChat | None:
if row is None:
return None
return cls(**row)
@classmethod
async def delete_by_id(cls, chat_id: TelegramID) -> None:
await cls.db.execute("DELETE FROM bot_chat WHERE id=$1", chat_id)
@classmethod
async def all(cls) -> list[BotChat]:
rows = await cls.db.fetch("SELECT id, type FROM bot_chat")
return [cls._from_row(row) for row in rows]
async def insert(self) -> None:
q = "INSERT INTO bot_chat (id, type) VALUES ($1, $2)"
await self.db.execute(q, self.id, self.type)