"""Snapshot a native acceptance copy and compare its complete source/model."""
from pathlib import Path
from datetime import datetime, timezone
import hashlib
import json
import os
import shutil
import subprocess
import sys

root = Path(__file__).resolve().parent.parent
trial = root / '.local/native-qa/lifecycle-palette-20260913-01'
name, fixture = sys.argv[1:]
assert name.replace('-', '').isalnum()
entries = {'compact': 'project.arcadia', 'lifecycle': 'lifecycle-native.arcadia',
           'topology': 'project.arcadia'}
entry = entries[fixture]
source, baseline = (trial / (fixture + suffix) for suffix in ('-work', '-baseline'))
dest = trial / 'checkpoints' / name
receipt = trial / 'evidence' / (name + '.json')
log = trial / 'evidence' / (name + '.log')
assert not dest.exists() and not receipt.exists() and not log.exists()
launch = json.loads((trial / 'launch.json').read_bytes())
assert launch['source'] == 'dd39e1fdc13f04f18975a70736d2ed7f752a6df2'
checker = root / '.local/native-qa/delete-oracle-warning-fix-42511f0/delete-oracle-warning-fix-42511f0.exe'
assert hashlib.sha256(checker.read_bytes()).hexdigest() == '9796aa73544c6414003e6230a668a6cf1435978a310187ef2560af67e35f3466'
runtime = root / '.local/toolchain/llvm-mingw-20260908-ucrt-x86_64/bin'
assert hashlib.sha256((runtime / 'libunwind.dll').read_bytes()).hexdigest() == 'aa282fa47bb2c4e210cea5e470cdbdca58568f0be0bc73e404d86ab9cd95ef6a'
scoped = json.loads((trial / 'topology-admission-42511f0-r1/verified-current-core-config-inputs.json').read_bytes())
assert len(scoped) == 110
for item in scoped:
    raw = (root / item['path']).read_bytes()
    assert len(raw) == item['bytes'] and hashlib.sha256(raw).hexdigest() == item['sha256']
shutil.copytree(source, dest)
command = [str(checker), 'same', str(baseline / entry), str(dest / entry)]
env = os.environ.copy()
env['PATH'] = str(runtime) + os.pathsep + env.get('PATH', '')
start = datetime.now(timezone.utc).isoformat()
run = subprocess.run(command, cwd=root, env=env, capture_output=True)
files = []
for path in sorted(dest.rglob('*')):
    if path.is_file():
        relative = path.relative_to(dest)
        raw = path.read_bytes()
        assert (source / relative).read_bytes() == raw
        files.append({'path': relative.as_posix(), 'bytes': len(raw),
                      'sha256': hashlib.sha256(raw).hexdigest(),
                      'baseline_equal': (baseline / relative).read_bytes() == raw})
with log.open('xb') as stream:
    stream.write(run.stdout + run.stderr)
record = {'start': start, 'end': datetime.now(timezone.utc).isoformat(),
          'gui_source': launch['source'], 'gui_sha256': launch['sha256'],
          'snapshot': str(dest), 'command': command, 'exit': run.returncode,
          'oracle_sha256': hashlib.sha256(checker.read_bytes()).hexdigest(),
          'runtime_directory': str(runtime), 'verified_core_inputs': len(scoped),
          'files': files, 'scope': 'Whole Project and exact SourceBundle comparison. Native actions are recorded separately.'}
with receipt.open('x', encoding='utf-8', newline='\n') as stream:
    stream.write(json.dumps(record, indent=2) + '\n')
print(run.stdout.decode('utf-8', errors='replace'))
print(json.dumps({'receipt': str(receipt), 'exit': run.returncode,
                  'files': len(files), 'all_baseline_equal': all(item['baseline_equal'] for item in files)}))
sys.exit(run.returncode)