Sphere/app/components/app.js

import React from 'react-native';

import RouteMaster from './routes/RouteMaster';

const {
  Navigator,
} = React;

export default class extends React.Component {
  renderScene(route, nav) {
    const props = route.props || {};
    return <route.component nav={nav} {...props}/>;
  }

  componentWillMount() {
    this.initialRoute = RouteMaster.get('LOGIN');
  }

  render() {
    return (
      <Navigator
        renderScene={this.renderScene}
        initialRoute={this.initialRoute}
        configureScene={(route) => {
          if (route.sceneConfig) {
            return route.sceneConfig;
          }
          return Navigator.SceneConfigs.PushFromRight;
        }}
      />
    );
  }
};