"""Capture public website resources and run a supplied independent browser contract.

Local staging command; never publishes or submits a production success receipt.
"""
import argparse
import json
from pathlib import Path
import subprocess
import sys

ROOT = Path(__file__).resolve().parents[1]
sys.path.insert(0, str(ROOT / 'packages/core'))
from chameleon_core.browser_contract import validate_contract
from chameleon_core.intake import fetch_public
from chameleon_core.website_bundle_worker import acquire


def main():
    parser = argparse.ArgumentParser(description=__doc__)
    parser.add_argument('source')
    parser.add_argument('--contract', type=Path, required=True)
    parser.add_argument('--output', type=Path, required=True)
    args = parser.parse_args()
    contract = json.loads(args.contract.read_text(encoding='utf-8'))
    validate_contract(contract)
    # A fresh directory avoids mixing this run with previous results.
    args.output.mkdir(parents=True, exist_ok=False)
    body, media = fetch_public(args.source)
    if media.split(';')[0].strip().lower() != 'text/html':
        raise ValueError('WEBSITE_HTML_REQUIRED')
    final_url = getattr(body, 'final_url', args.source)
    result = acquire(final_url, str(body).encode('utf-8'))
    (args.output / 'acquisition.json').write_text(json.dumps(result), encoding='utf-8')
    package_path = args.output / 'package.json'
    package_path.write_text(json.dumps(result['package']), encoding='utf-8')
    contract_path = args.output / 'contract.json'
    contract_path.write_text(json.dumps(contract), encoding='utf-8')
    (args.output / 'source.json').write_text(json.dumps({
        'requested': args.source, 'final_url': final_url,
        'redirects': getattr(body, 'redirects', []),
        'representation': 'decoded-html-reencoded-utf8',
        'mode': 'available-source-replay', 'production_receipt': False,
    }), encoding='utf-8')
    completed = subprocess.run([
        sys.executable, str(ROOT / 'scripts/verify_repository_pilot.py'),
        str(package_path.resolve()), '--website-bundle', '--contract', str(contract_path.resolve()),
        '--output', str((args.output / 'verification').resolve()),
    ], cwd=ROOT, timeout=90, check=False)
    return completed.returncode


if __name__ == '__main__':
    raise SystemExit(main())