import { HashRouter as Router, Route, Switch, Link, withRouter } from 'react-router-dom';
import { Breadcrumb, Alert } from 'choerodon-ui';

const Apps = () => (
  <ul className="app-list">
    <li>
      <Link to="/apps/1">Application1</Link>：<Link to="/apps/1/detail">Detail</Link>
    </li>
    <li>
      <Link to="/apps/2">Application2</Link>：<Link to="/apps/2/detail">Detail</Link>
    </li>
  </ul>
);

const breadcrumbNameMap = {
  '/apps': 'Application List',
  '/apps/1': 'Application1',
  '/apps/2': 'Application2',
  '/apps/1/detail': 'Detail',
  '/apps/2/detail': 'Detail',
};
const Home = withRouter((props) => {
  const { location } = props;
  const pathSnippets = location.pathname.split('/').filter(i => i);
  const extraBreadcrumbItems = pathSnippets.map((_, index) => {
    const url = `/${pathSnippets.slice(0, index + 1).join('/')}`;
    return (
      <Breadcrumb.Item key={url}>
        <Link to={url}>
          {breadcrumbNameMap[url]}
        </Link>
      </Breadcrumb.Item>
    );
  });
  const breadcrumbItems = [(
    <Breadcrumb.Item key="home">
      <Link to="/">Home</Link>
    </Breadcrumb.Item>
  )].concat(extraBreadcrumbItems);
  return (
    <div className="demo">
      <div className="demo-nav">
        <Link to="/">Home</Link>
        <Link to="/apps">Application List</Link>
      </div>
      <Switch>
        <Route path="/apps" component={Apps} />
        <Route render={() => <span>Home Page</span>} />
      </Switch>
      <Alert style={{ margin: '16px 0' }} message="Click the navigation above to switch:" />
      <Breadcrumb>
        {breadcrumbItems}
      </Breadcrumb>
    </div>
  );
});

ReactDOM.render(
  <Router>
    <Home />
  </Router>,
  mountNode);

.demo {
  margin: 16px;
}
.demo-nav {
  height: 30px;
  line-height: 30px;
  margin-bottom: 16px;
  background: #f8f8f8;
}
.demo-nav a {
  line-height: 30px;
  padding: 0 8px;
}
.app-list {
  margin-top: 16px;
}