(() => {
  const windowsUA = 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/142.0.7444.163 Safari/537.36';
  const appVersion = '5.0 (Windows)';

  const override = (obj, key, value) => {
    try {
      Object.defineProperty(obj, key, {
        get: () => value,
        configurable: true
      });
    } catch (error) {
      // no-op
    }
  };

  override(Navigator.prototype, 'userAgent', windowsUA);
  override(Navigator.prototype, 'appVersion', appVersion);
  override(Navigator.prototype, 'platform', 'Win32');
  override(Navigator.prototype, 'oscpu', 'Windows NT 10.0; Win64; x64');

  if (navigator.userAgentData) {
    const uaData = {
      brands: [
        { brand: 'Chromium', version: '142' },
        { brand: 'Google Chrome', version: '142' }
      ],
      mobile: false,
      platform: 'Windows',
      getHighEntropyValues: async (hints) => {
        const result = {
          architecture: 'x86',
          bitness: '64',
          mobile: false,
          model: '',
          platform: 'Windows',
          platformVersion: '10.0.0',
          uaFullVersion: '142.0.7444.163',
          wow64: false
        };

        if (Array.isArray(hints)) {
          return hints.reduce((acc, hint) => {
            if (hint in result) acc[hint] = result[hint];
            return acc;
          }, {});
        }

        return result;
      },
      toJSON: () => ({
        brands: [
          { brand: 'Chromium', version: '142' },
          { brand: 'Google Chrome', version: '142' }
        ],
        mobile: false,
        platform: 'Windows'
      })
    };

    override(Navigator.prototype, 'userAgentData', uaData);
  }
})();