embark/templates/demo/app/dapp.js

76 lines
2.0 KiB
JavaScript

import React from 'react';
import ReactDOM from 'react-dom';
import { Tabs, Tab } from 'react-bootstrap';
import EmbarkJS from 'Embark/EmbarkJS';
import Blockchain from './components/blockchain';
import Whisper from './components/whisper';
import Storage from './components/storage';
import './dapp.css';
class App extends React.Component {
constructor(props) {
super(props);
this.state = {
whisperEnabled: false,
storageEnabled: false
}
}
componentDidMount(){
__embarkContext.execWhenReady(() => {
if (EmbarkJS.isNewWeb3()) {
EmbarkJS.Messages.Providers.whisper.getWhisperVersion((err, version) => {
if(!err)
this.setState({whisperEnabled: true})
else
console.log(err);
});
} else {
if (EmbarkJS.Messages.providerName === 'whisper') {
EmbarkJS.Messages.getWhisperVersion((err, version) => {
if(!err)
this.setState({whisperEnabled: true})
else
console.log(err);
});
}
}
this.setState({
storageEnabled: true
});
});
}
_renderStatus(title, available){
let className = available ? 'pull-right status-online' : 'pull-right status-offline';
return <React.Fragment>
{title}
<span className={className}></span>
</React.Fragment>;
}
render(){
return (<div><h3>Embark - Usage Example</h3>
<Tabs defaultActiveKey={1} id="uncontrolled-tab-example">
<Tab eventKey={1} title="Blockchain">
<Blockchain />
</Tab>
<Tab eventKey={2} title={this._renderStatus('Decentralized Storage', this.state.storageEnabled)}>
<Storage enabled={this.state.storageEnabled} />
</Tab>
<Tab eventKey={3} title={this._renderStatus('P2P communication (Whisper/Orbit)', this.state.whisperEnabled)}>
<Whisper enabled={this.state.whisperEnabled} />
</Tab>
</Tabs>
</div>);
}
}
ReactDOM.render(<App></App>, document.getElementById('app'));