#!/usr/bin/env node

import { spawnSync } from 'node:child_process';
import path from 'node:path';
import { fileURLToPath } from 'node:url';
import { getPythonTarget, PYTHON_VERSION } from './bundled-python-manifest.mjs';

const SCRIPT_DIR = path.dirname(fileURLToPath(import.meta.url));
const PROJECT_ROOT = path.resolve(SCRIPT_DIR, '..');

function readOption(name) {
  const prefix = `--${name}=`;
  const inline = process.argv.find((value) => value.startsWith(prefix));
  if (inline) return inline.slice(prefix.length);
  const index = process.argv.indexOf(`--${name}`);
  return index >= 0 ? process.argv[index + 1] : undefined;
}

function runProbe(executable, label, args) {
  const result = spawnSync(executable, args, { encoding: 'utf8', windowsHide: true });
  if (result.status !== 0) {
    const detail = String(result.stderr || result.stdout || result.error?.message || 'unknown error').trim();
    throw new Error(`${label} failed: ${detail}`);
  }
  process.stdout.write(`[python] ${label}: ${String(result.stdout || result.stderr).trim()}\n`);
}

const targetId = readOption('target');
const root = readOption('root');
if (!targetId || !root) {
  process.stderr.write('Usage: verify-bundled-python.mjs --root <target-root> --target <target-id>\n');
  process.exit(2);
}

try {
  const target = getPythonTarget(targetId);
  const executable = path.resolve(root, target.executable);
  const meowaCli = path.join(PROJECT_ROOT, '.opencode', 'skills', 'game-assets', 'meowart_api.py');
  runProbe(executable, 'version', ['--version']);
  runProbe(executable, 'stdlib', ['-c', "import json, pathlib, urllib.request; print('stdlib-ok')"]);
  runProbe(executable, 'meowa-help', [meowaCli, '--help']);
  process.stdout.write(`[python] ${targetId} verified for Python ${PYTHON_VERSION}\n`);
} catch (error) {
  process.stderr.write(`[python] ${targetId} verification failed: ${error instanceof Error ? error.message : String(error)}\n`);
  process.exit(1);
}