#!/usr/bin/env python3
"""Publish the existing local Python/WASM runtime without running it."""
import argparse
import hashlib
import json
from pathlib import Path
import shutil

ROOT = Path(__file__).resolve().parents[2]


def main():
    parser = argparse.ArgumentParser(description=__doc__)
    parser.add_argument('--source', type=Path, default=Path('/home/mes123456/workingRobotDKToWeb/public/wasm/pyodide'))
    args = parser.parse_args()
    origin = json.loads((args.source / 'runtime-manifest.json').read_text())
    package = json.loads((args.source / 'package.json').read_text())
    lock = json.loads((args.source / 'pyodide-lock.json').read_text())
    destination = ROOT / 'web/app/public/vendor/pyodide'
    files = []
    for item in origin['files']:
        name = item['path']
        if Path(name).name != name:
            raise ValueError('Runtime manifest must contain only file names')
        source = args.source / name
        digest = hashlib.sha256(source.read_bytes()).hexdigest()
        if digest != item['sha256'] or source.stat().st_size != item['bytes']:
            raise ValueError('Local artifact does not match its manifest: ' + name)
        files.append((source, dict(item)))
    destination.mkdir(parents=True, exist_ok=True)
    for source, item in files:
        target = destination / item['path']
        if not target.exists() or hashlib.sha256(target.read_bytes()).hexdigest() != item['sha256']:
            shutil.copy2(source, target)
    manifest = dict(schemaVersion=1, status='COPIED_UNVERIFIED', validation='NOT_RUN',
                    source=str(args.source), package=package['version'], python=lock['info']['python'],
                    abi=lock['info']['abi_version'], files=[item for _, item in files])
    (destination / 'runtime-manifest.json').write_text(json.dumps(manifest, indent=2) + '\n')
    print(json.dumps(manifest))


if __name__ == '__main__':
    main()