import React, { Component } from 'react'; import { connect } from 'react-redux'; import Board from '../board/Board'; import Welcome from '../welcome/Welcome'; import { MODE } from './Constants'; export class App extends Component { render() { const { mode } = this.props; switch (mode) { case MODE.WELCOME: return ; case MODE.BOARD: return ; } }; }; const select = (state) => { return { mode: state.mode } }; export default connect(select)(App);