cherry-doc/.history/src/web/index_20170426125932.js

import React from 'react';
import ReactDOM from 'react-dom';

import { AppContainer } from 'react-hot-loader';
// import walkMD from './walkmd';
// AppContainer is a necessary wrapper component for HMR
import {
  BrowserRouter as Router,
  Route,
  Link
} from 'react-router-dom';

import App from './App';

const Home = () => (
  <div>
    <h2>Home</h2>
  </div>
)

const About = () => (
  <div>
    <h2>About</h2>
  </div>
)

const Topic = ({ match }) => (
  <div>
    <h3>{match.params.topicId}</h3>
  </div>
)

const Topics = ({ match }) => (
  <div>
    <h2>Topics</h2>
    <ul>
      <li>
        <Link to={`${match.url}/rendering`}>
          Rendering with React
        </Link>
      </li>
      <li>
        <Link to={`${match.url}/components`}>
          Components
        </Link>
      </li>
      <li>
        <Link to={`${match.url}/props-v-state`}>
          Props v. State
        </Link>
      </li>
    </ul>

    <Route path={`${match.url}/:topicId`} component={Topic}/>
    <Route exact path={match.url} render={() => (
      <h3>Please select a topic.</h3>
    )}/>
  </div>
)

const BasicExample = () => (
  <Router>
    <div>
      <ul>
        <li><Link to="/">Home</Link></li>
        <li><Link to="/about">About</Link></li>
        <li><Link to="/topics">Topics</Link></li>
      </ul>

      <hr/>
      <App />
      <Route exact path="/" component={Home}/>
      <Route path="/about" component={About}/>
      <Route path="/topics" component={Topics}/>
    </div>
  </Router>
)

const render2 = (comp) => {
  ReactDOM.render(<BasicExample/>,     document.getElementById('root'));
}

const render = (Component) => {
  ReactDOM.render(
    <Router>
     
      <div>
         <Route exact path="/" render={() => (
        <h3>Please select a topic.</h3>
      )}/>
        <ul>
        <li><Link to="/">Home</Link></li>
        <li><Link to="/about">About</Link></li>
        <li><Link to="/topics">Topics</Link></li>
      </ul>
        <AppContainer>
          <Component/>
        </AppContainer>
        <Route path="/about" component={About}/>
        <Route path="/topics" component={Topics}/>
      </div>
    </Router>
    ,
    document.getElementById('root')
  );
};




render(App);


// Hot Module Replacement API
if (module.hot) {
  module.hot.accept('./App', () => {
    render(App)
  });
}