MTPyroger/pyrogram/raw/core/primitives/bool.py

#  Pyrogram - Telegram MTProto API Client Library for Python
#  Copyright (C) 2017-2020 Dan <https://github.com/delivrance>
#
#  This file is part of Pyrogram.
#
#  Pyrogram is free software: you can redistribute it and/or modify
#  it under the terms of the GNU Lesser General Public License as published
#  by the Free Software Foundation, either version 3 of the License, or
#  (at your option) any later version.
#
#  Pyrogram 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 Lesser General Public License for more details.
#
#  You should have received a copy of the GNU Lesser General Public License
#  along with Pyrogram.  If not, see <http://www.gnu.org/licenses/>.

from io import BytesIO
from typing import Any

from ..tl_object import TLObject


class BoolFalse(bytes, TLObject):
    ID = 0xBC799737
    value = False

    @classmethod
    def read(cls, *args: Any) -> bool:
        return cls.value

    def __new__(cls) -> bytes:  # type: ignore
        return cls.ID.to_bytes(4, "little")


class BoolTrue(BoolFalse):
    ID = 0x997275B5
    value = True


class Bool(bytes, TLObject):
    @classmethod
    def read(cls, data: BytesIO, *args: Any) -> bool:
        return int.from_bytes(data.read(4), "little") == BoolTrue.ID

    def __new__(cls, value: bool) -> bytes:  # type: ignore
        return BoolTrue() if value else BoolFalse()