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counter.html
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counter.html
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<!DOCTYPE html>
<html lang="en" dir="ltr">
<head>
<meta charset="utf-8">
<title>Welcome to Bloc!</title>
</head>
<body>
<div id='app'></div>
<script src="https://cdnjs.cloudflare.com/ajax/libs/react/16.1.0/umd/react.development.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/react-dom/16.1.0/umd/react-dom.development.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/babel-core/5.8.34/browser.min.js"></script>
<script type="text/babel">
class Counter extends React.Component {
constructor(props) {
super(props);
this.state = {
number: 1
}
}
increment(event) {
this.setState({
number: this.state.number + 1
})
}
decrement(event) {
this.setState({
number: Math.max(1, this.state.number -1)
})
}
render() {
return (
<div>
<img src={this.props.image} alt='Bloc Logo'/>
<h2>Current program: {this.props.label}</h2>
<h3>Current week: {this.state.number}</h3>
<button onClick={this.increment.bind(this)}>Increment</button>
<button onClick={this.decrement.bind(this)}>Decrement</button>
<p>Current date: {this.props.date.toLocaleDateString()}</p>
</div>
);
}
}
const info = {
date: new Date(),
image: 'https://avatars0.githubusercontent.com/u/1441485?v=4&s=280',
}
Counter.defaultProps = {
label: 'Web Developer Track'
}
ReactDOM.render(
<Counter
date={info.date}
image={info.image}/>, document.getElementById('app')
);
</script>
</body>
</html>