#!/usr/bin/env python3
"""
Main entry point for the bot.

Loads configuration and starts the modular bot application.
"""

import asyncio
import logging
import sys

from bot import run_bot
from config import load_config, ConfigValidationError
from exceptions import PterodisBotError
from logging_config import setup_logging

# Configure application logging
setup_logging()

logger = logging.getLogger("pterodisbot")


def main() -> int:
    """
    Synchronous entry point for the bot application.

    Returns:
        Exit code (0 for success, 1 for error)
    """
    try:
        # Load and validate configuration
        logger.info("Loading configuration...")
        config = load_config("config.ini")
        logger.info(f"Configuration loaded - Panel type: {config.get_panel_display_name()}")

        # Run the bot
        asyncio.run(run_bot(config))
        return 0

    except ConfigValidationError as e:
        logger.critical(f"Configuration error: {str(e)}")
        return 1
    except PterodisBotError as e:
        logger.critical(f"Application error: {str(e)}")
        return 1
    except KeyboardInterrupt:
        pass  # Already logged by signal handler
    except Exception as e:
        logger.critical(f"Unexpected error during startup: {str(e)}", exc_info=True)
        return 1


if __name__ == "__main__":
    sys.exit(main())