// electron-builder afterPack hook — 在签名前裁掉不要的本地化文件
// 解决 electron-builder 25 + Electron 41 不识别 *_NEUTER / *_MASCULINE / *_FEMININE 变体的 bug
// 220 个 .lproj → 仅保留 en* 和 zh_CN*，签名时间从 ~10 分钟降到 ~30 秒
const fs = require('fs');
const path = require('path');

// 只保留 en 和 zh_CN（性别变体 *_NEUTER/_MASCULINE/_FEMININE 在调用方已剥离）
const KEEP = new Set(['en', 'zh_CN']);
function shouldKeepLocale(base) {
  return KEEP.has(base);
}

exports.default = async function afterPack(context) {
  const { appOutDir, packager } = context;
  const productFilename = packager.appInfo.productFilename;
  const appPath = path.join(appOutDir, `${productFilename}.app`);

  // 两处都要清理：app 自己的 Resources + Electron Framework 的 Resources
  const dirs = [
    path.join(appPath, 'Contents/Resources'),
    path.join(appPath, 'Contents/Frameworks/Electron Framework.framework/Versions/A/Resources'),
  ];

  let removed = 0;
  let kept = 0;

  for (const dir of dirs) {
    if (!fs.existsSync(dir)) continue;
    for (const entry of fs.readdirSync(dir)) {
      if (!entry.endsWith('.lproj')) continue;
      // 去掉 .lproj 后缀和性别变体后缀，得到基础语言代码
      const base = entry
        .replace(/\.lproj$/, '')
        .replace(/_(NEUTER|MASCULINE|FEMININE)$/, '');

      if (shouldKeepLocale(base)) {
        kept++;
      } else {
        fs.rmSync(path.join(dir, entry), { recursive: true, force: true });
        removed++;
      }
    }
  }

  console.log(`[afterPack] 本地化清理：保留 ${kept} 个，删除 ${removed} 个 .lproj`);
};