#!/usr/bin/env node
import { join } from 'node:path';
import { readFileSync, writeFileSync } from 'node:fs';
import { pathToFileURL } from 'node:url';
import { HOST_PROJECT, GAMES_DIR, listGameProjects } from './lib/paths.mjs';

// 批量把若干工程的 creator.version 改为 version，返回每个工程的 from/to
export function bumpVersion(projectDirs, version) {
  const changed = [];
  for (const dir of projectDirs) {
    const pkgPath = join(dir, 'package.json');
    const pkg = JSON.parse(readFileSync(pkgPath, 'utf8'));
    if (!pkg.creator) pkg.creator = {};
    const from = pkg.creator.version ?? null;
    pkg.creator.version = version;
    writeFileSync(pkgPath, JSON.stringify(pkg, null, 2) + '\n');
    changed.push({ dir, from, to: version });
  }
  return changed;
}

// CLI 入口：bump 宿主 + 所有子游戏到指定版本
if (import.meta.url === pathToFileURL(process.argv[1]).href) {
  const version = process.argv[2];
  if (!version) {
    console.error('用法: npm run bump-cocos <version>  例: npm run bump-cocos 3.8.9');
    process.exit(1);
  }
  const targets = [HOST_PROJECT, ...listGameProjects(GAMES_DIR)];
  const changed = bumpVersion(targets, version);
  for (const c of changed) {
    console.log(`${c.dir}: ${c.from} → ${c.to}`);
  }
  console.log('\n⚠️ 仍需用新版 Cocos Creator 逐个打开各工程执行迁移（library 重建）。');
}