#!/usr/bin/env python3
"""Debug a naturally opened inn through three closes and an actual process restart."""
import argparse
import hashlib
import json
import os
from pathlib import Path
import subprocess
import time
import uuid


def main():
    parser = argparse.ArgumentParser(description=__doc__)
    parser.add_argument('--godot', default='godot')
    parser.add_argument('--rendered', action='store_true')
    parser.add_argument('--output', type=Path, default=Path('artifacts/opening-restart-flow'))
    args = parser.parse_args()
    root = Path(__file__).resolve().parents[1]
    output = args.output.resolve()
    output.mkdir(parents=True, exist_ok=True)
    env = dict(os.environ, THE_TREE_OPENING_RESTART_SLOT=f'user://tests/opening_restart_{uuid.uuid4().hex}/manual', THE_TREE_OPENING_RESTART_OUTPUT=str(output))
    env.pop('THE_TREE_OPENING_CAPTURE', None)
    command = [args.godot] + ([] if args.rendered else ['--headless']) + ['--path', str(root), '--script', 'res://tests/ui/fixtures/opening_restart_flow.gd']
    source_paths = [p for directory in ('autoload', 'scripts', 'scenes', 'data', 'tests') for p in (root/directory).rglob('*') if p.suffix in ('.gd', '.tres', '.tscn', '.json')]
    hashes = {str(p.relative_to(root)): hashlib.sha256(p.read_bytes()).hexdigest() for p in sorted(source_paths)}
    (output/'source-start.json').write_text(json.dumps(hashes, indent=2)+'\n')
    results = []
    for phase in ('write', 'read'):
        started = time.monotonic()
        log_path = output/f'{phase}.log'
        with log_path.open('w') as log:
            try:
                code = subprocess.run(command + (['--', '--read'] if phase == 'read' else []), cwd=root, env=env, stdout=log, stderr=subprocess.STDOUT, timeout=1200).returncode
            except subprocess.TimeoutExpired:
                code = 124
        content = log_path.read_text()
        passed = code == 0 and '0 failures' in content and 'ERROR:' not in content
        results.append(dict(phase=phase, exit_code=code, passed=passed, seconds=round(time.monotonic()-started, 2), log=log_path.name))
        (output/'result.json').write_text(json.dumps(results, indent=2)+'\n')
        print(json.dumps(results[-1]), flush=True)
        if not passed:
            return 1
    changed = [p for p,h in hashes.items() if not (root/p).exists() or hashlib.sha256((root/p).read_bytes()).hexdigest()!=h]
    (output/'source-change.json').write_text(json.dumps(changed, indent=2)+'\n')
    return 1 if changed else 0


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