#!/usr/bin/env python3
"""
16.4.4 Token-Level Attacks

Source: Chapter_16_Jailbreaks_and_Bypass_Techniques
Category: jailbreak
"""

import argparse
import sys

def generate_adversarial_suffix(model, harmful_request):
    """
    Generate suffix that causes model to comply
    Based on GCG (Greedy Coordinate Gradient) attack
    """

    # Start with random tokens
    suffix = generate_random_tokens(20)

    # Optimize suffix to maximize probability of compliance
    for iteration in range(500):
        gradients = compute_gradients(model, harmful_request + suffix)
        suffix = update_tokens(suffix, gradients)

        response = model.generate(harmful_request + suffix)
        if is_compliant(response):
            return suffix

    return suffix


def main():
    """Command-line interface."""
    parser = argparse.ArgumentParser(description=__doc__)
    parser.add_argument("--verbose", "-v", action="store_true", help="Verbose output")
    args = parser.parse_args()
    
    # TODO: Add main execution logic
    pass

if __name__ == "__main__":
    main()