"""Global error handler: log exception and notify user."""

import logging

from telegram import Update
from telegram.ext import ContextTypes

logger = logging.getLogger(__name__)


async def error_handler(
    update: Update | None, context: ContextTypes.DEFAULT_TYPE
) -> None:
    logger.exception("Exception while handling an update")
    if isinstance(update, Update) and update.effective_message:
        await update.effective_message.reply_text("Произошла ошибка. Попробуйте позже.")