A Matrix-KakaoTalk puppeting bridge.
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matrix-appservice-kakaotalk/matrix_appservice_kakaotalk/db/reaction.py

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# matrix-appservice-kakaotalk - A Matrix-KakaoTalk puppeting bridge.
# Copyright (C) 2022 Tulir Asokan, Andrew Ferrazzutti
#
# 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.types import EventID, RoomID
from mautrix.util.async_db import Database
fake_db = Database.create("") if TYPE_CHECKING else None
@dataclass
class Reaction:
db: ClassVar[Database] = fake_db
mxid: EventID
mx_room: RoomID
kt_msgid: str
kt_receiver: int
kt_sender: int
reaction: str
@classmethod
def _from_row(cls, row: Record | None) -> Reaction | None:
if row is None:
return None
return cls(**row)
@classmethod
async def get_by_message_ktid(cls, kt_msgid: str, kt_receiver: int) -> dict[int, Reaction]:
q = (
"SELECT mxid, mx_room, kt_msgid, kt_receiver, kt_sender, reaction "
"FROM reaction WHERE kt_msgid=$1 AND kt_receiver=$2"
)
rows = await cls.db.fetch(q, kt_msgid, kt_receiver)
row_gen = (cls._from_row(row) for row in rows)
return {react.kt_sender: react for react in row_gen}
@classmethod
async def get_by_ktid(cls, kt_msgid: str, kt_receiver: int, kt_sender: int) -> Reaction | None:
q = (
"SELECT mxid, mx_room, kt_msgid, kt_receiver, kt_sender, reaction "
"FROM reaction WHERE kt_msgid=$1 AND kt_receiver=$2 AND kt_sender=$3"
)
row = await cls.db.fetchrow(q, kt_msgid, kt_receiver, kt_sender)
return cls._from_row(row)
@classmethod
async def get_by_mxid(cls, mxid: EventID, mx_room: RoomID) -> Reaction | None:
q = (
"SELECT mxid, mx_room, kt_msgid, kt_receiver, kt_sender, reaction "
"FROM reaction WHERE mxid=$1 AND mx_room=$2"
)
row = await cls.db.fetchrow(q, mxid, mx_room)
return cls._from_row(row)
@property
def _values(self):
return (
self.mxid,
self.mx_room,
self.kt_msgid,
self.kt_receiver,
self.kt_sender,
self.reaction,
)
async def insert(self) -> None:
q = (
"INSERT INTO reaction (mxid, mx_room, kt_msgid, kt_receiver, kt_sender, reaction) "
"VALUES ($1, $2, $3, $4, $5, $6)"
)
await self.db.execute(q, *self._values)
async def delete(self) -> None:
q = "DELETE FROM reaction WHERE kt_msgid=$1 AND kt_receiver=$2 AND kt_sender=$3"
await self.db.execute(q, self.kt_msgid, self.kt_receiver, self.kt_sender)
async def save(self) -> None:
q = (
"UPDATE reaction SET mxid=$1, mx_room=$2, reaction=$6 "
"WHERE kt_msgid=$3 AND kt_receiver=$4 AND kt_sender=$5"
)
await self.db.execute(q, *self._values)