46 lines
1.5 KiB
Python
46 lines
1.5 KiB
Python
# Pyrogram - Telegram MTProto API Client Library for Python
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# Copyright (C) 2017-2021 Dan <https://github.com/delivrance>
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#
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# This file is part of Pyrogram.
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#
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# Pyrogram is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as published
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# by the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Pyrogram is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with Pyrogram. If not, see <http://www.gnu.org/licenses/>.
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import logging
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from datetime import datetime
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from time import perf_counter
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log = logging.getLogger(__name__)
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class MsgId:
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reference_clock = 0
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last_time = 0
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msg_id_offset = 0
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server_time = 0
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def __new__(cls) -> int:
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now = perf_counter() - cls.reference_clock + cls.server_time
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cls.msg_id_offset = cls.msg_id_offset + 4 if now == cls.last_time else 0
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msg_id = int(now * 2 ** 32) + cls.msg_id_offset
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cls.last_time = now
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return msg_id
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@classmethod
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def set_server_time(cls, server_time: int):
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if not cls.server_time:
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cls.reference_clock = perf_counter()
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cls.server_time = server_time
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log.info(f"Time synced: {datetime.utcfromtimestamp(server_time)} UTC")
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