"""Global error handler."""

from aiogram import Router
from aiogram.types import ErrorEvent
from aiogram.exceptions import TelegramBadRequest

from bot.logging_config import get_logger

logger = get_logger(__name__)

router = Router(name="errors")


@router.error()
async def error_handler(event: ErrorEvent) -> None:
    """
    Global error handler for all unhandled exceptions.

    Args:
        event: Error event
    """
    logger.error(
        f"Error occurred: {event.exception.__class__.__name__}: {event.exception}",
        exc_info=event.exception,
    )

    # Try to notify user if possible
    if event.update and event.update.message:
        try:
            await event.update.message.answer(
                "Произошла ошибка. Попробуй ещё раз или используй /cancel для отмены текущего действия."
            )
        except Exception as e:
            logger.error(f"Failed to send error message to user: {e}")

    elif event.update and event.update.callback_query:
        try:
            await event.update.callback_query.answer(
                "Произошла ошибка. Попробуй ещё раз.",
                show_alert=True,
            )
        except Exception as e:
            logger.error(f"Failed to send error callback to user: {e}")