40 lines
1.2 KiB
Python
40 lines
1.2 KiB
Python
from datetime import datetime
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import pytz
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from db import user_token_in_db_func
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moscow_tz = pytz.timezone('Europe/Moscow')
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async def log(session, user_token, message):
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user_token_db = await user_token_in_db_func(session, user_token)
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log_message = f"{[datetime.now(moscow_tz).strftime('%Y-%m-%d %H:%M %Z')]} {message}"
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user_token_db.logs = await append_line_with_limit(user_token_db.logs, log_message)
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session.add(user_token_db)
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await session.commit()
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await session.refresh(user_token_db)
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async def append_line_with_limit(text, new_line, max_lines = 5000) -> str:
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"""
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Append a new line to the text and maintain a maximum number of lines.
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When exceeding the limit, the oldest line is removed.
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Args:
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text: The existing text
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new_line: The line to append
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max_lines: Maximum number of lines to keep
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Returns:
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Updated text with the new line appended
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"""
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# Split text into lines
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lines = text.splitlines() if text else []
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# Append the new line
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lines.append(new_line)
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# If we exceed the maximum lines, remove the oldest (first) line
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if len(lines) > max_lines:
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lines.pop(0)
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# Join lines back together with newlines
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return '\n'.join(lines) |