vpc_user/user_api/func.py

40 lines
1.2 KiB
Python

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