statusBarMiddleware.js

const statusBarMiddleware = ({ getState }) => next => (action) => {
  if (!Object.values(NavigationActions).includes(action.type)) {
    return next(action)
  }
  const currentScreen = getCurrentRouteName(getState().rootNavigation)
  const result = next(action)
  const nextScreen = getCurrentRouteName(getState().rootNavigation)
  if (nextScreen !== currentScreen && Platform.OS === 'ios') {
    setStyleForRoute(nextScreen)
  }
  return result
}