"""Main async bot module."""
from telebot.async_telebot import AsyncTeleBot
from bot.config import Config
from bot.database import init_db
from bot.handlers.group_handlers import register_group_handlers
from bot.handlers.private_handlers import register_private_handlers
from bot.handlers.command_handlers import register_command_handlers
from bot.logger import get_logger

logger = get_logger(__name__)


async def create_bot() -> AsyncTeleBot:
    """Create and configure the bot."""
    logger.info("Creating bot instance...")
    
    # Validate configuration
    Config.validate()
    logger.debug("Configuration validated")
    
    # Ensure BOT_TOKEN is not None
    if not Config.BOT_TOKEN:
        logger.error("BOT_TOKEN is required but not set")
        raise ValueError("BOT_TOKEN is required")
    
    # Initialize database
    logger.info("Initializing database...")
    await init_db()
    logger.info("Database initialized")
    
    # Create bot instance
    bot = AsyncTeleBot(Config.BOT_TOKEN)
    logger.info("Bot instance created")
    
    # Register all handlers
    logger.debug("Registering handlers...")
    register_group_handlers(bot)
    register_private_handlers(bot)
    register_command_handlers(bot)
    logger.info("All handlers registered")
    
    return bot