getBrightness method

Implementation

getBrightness() {
  String? brightness = /*await Settings().get('brightness') ??*/
      System.theme.brightness;
  if (brightness != null) {
    if (brightness == 'system' || brightness == 'platform') {
      brightnessPreference = PlatformDispatcher.instance.platformBrightness;
    } else if (brightness == 'dark') {
      brightnessPreference = Brightness.dark;
    } else if (brightness == 'light') {
      brightnessPreference = Brightness.light;
    }
  } else {
    brightnessPreference = Brightness.light;
  }
  return brightnessPreference;
}