import SystemUiFlags from 'react-native-system-ui-flags';
const FULL_SCREEN_SYSTEM_UI_FLAGS = 0
| SystemUiFlags.SYSTEM_UI_FLAG_HIDE_NAVIGATION
| SystemUiFlags.SYSTEM_UI_FLAG_FULLSCREEN
| SystemUiFlags.SYSTEM_UI_FLAG_IMMERSIVE
| SystemUiFlags.SYSTEM_UI_FLAG_LAYOUT_STABLE
| SystemUiFlags.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
| SystemUiFlags.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN;
SystemUiFlags.getSystemUiFlags((flags) => {
const newFlags = flags | FULL_SCREEN_SYSTEM_UI_FLAGS;
SystemUiFlags.setSystemUiFlags(newFlags);
});