```
   case 'splash': {
      nextState = initialState
      break
    }

    case 'auth': {
      nextState = Navigation.router.getStateForAction(
        NavigationActions.reset({
          actions: [NavigationActions.navigate({ routeName: 'Auth' })],
          index: 0,
        }), state
      )
      break
    }

    case 'tabs': {
      nextState = Navigation.router.getStateForAction(
        NavigationActions.reset({
          actions: [NavigationActions.navigate({ routeName: 'Tabs' })],
          index: 0,
        }), state
      )
      break
    }
```