import logging
import argparse


def setup_logging(args=None):
    """
    Configure logging based on command line arguments

    Args:
        args: The parsed command line arguments

    Returns:
        A configured logger instance
    """
    # Create logger
    logger = logging.getLogger("fbroswer")

    # Set level based on debug flag
    if args and args.debug_on:
        logger.setLevel(logging.DEBUG)
        # Create more verbose formatter for debug mode
        formatter = logging.Formatter(
            "%(asctime)s - %(name)s - %(levelname)s - %(filename)s:%(lineno)d - %(message)s"
        )
    else:
        logger.setLevel(logging.CRITICAL)
        # Create simpler formatter for normal operation
        formatter = logging.Formatter(
            "%(asctime)s - %(levelname)s - %(message)s"
        )

    # Create console handler
    console_handler = logging.StreamHandler()
    console_handler.setFormatter(formatter)

    # Add handler to logger
    logger.addHandler(console_handler)

    # Optionally add file handler for persistent logs
    file_handler = logging.FileHandler("fbroswer.log")
    file_handler.setFormatter(formatter)
    logger.addHandler(file_handler)

    return logger