fetch.html

## fetch.html
<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>Document</title>
</head>

<body>
  <style>
    html,
    body,
    #app {
      margin: 0;
      padding: 0;
      background: #001f3f;
      height: 100%;
      color: white;
    }

    button {
      height: 40px;
      padding: 8px 10px;
      border: none;
      width: 200px;
      margin: 10px 0;
      font-size: 18px;
      color: #111111;
    }

    .wrapper {
      width: 100%;
      height: 100%;
      display: flex;
      flex-direction: column;
      font-family: Avenir, Arial, Helvetica, sans-serif;
      font-size: 60px;
      align-items: center;
      justify-content: center;
    }

    .label {
      font-size: 14px;
    }
  </style>
  <div id="app"></div>


  <!-- Note: when deploying, replace "development.js" with "production.min.js". -->
  <script src="https://unpkg.com/react@16/umd/react.development.js" crossorigin></script>
  <script src="https://unpkg.com/react-dom@16/umd/react-dom.development.js" crossorigin></script>

  <script>
    class Wrapper extends React.Component {
      constructor(props) {
        super(props);
        this.state = { image: null };

        this.getImage = this.getImage.bind(this)
      }

      getImage() {
        return fetch('https://dog.ceo/api/breed/akita/images/random')
          .then(rsp => rsp.json())
          .then(data => (
            this.setState({
              image: data.message
            })
          ))
      }

      componentDidMount() {
        this.getImage()
      }

      render() {
        return React.createElement(
          'div',
          { className: 'wrapper' },
          React.createElement(Img, { source: this.state.image }),
          React.createElement(Button, { getImage: this.getImage })
        );
      }
    }

    function Img(props) {
      return React.createElement(
        'img',
        {
          src: props.source,
        },
      );
    }

    function Button(props) {
      return React.createElement(
        'button',
        { onClick: props.getImage },
        "Get a new puppy"
      );
    }

    var container = document.querySelector('#app');
    ReactDOM.render(
      React.createElement(Wrapper),
      container
    );
  </script>
</body>

</html>