pezkuwichain/pezkuwi-telemetry
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Reorganized repo using yarn and workspaces

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This commit is contained in:
maciejhirsz
2018-06-27 14:04:34 +02:00
parent 8c3b1ee749
commit 0580e25380
84 changed files with 8434 additions and 701 deletions
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frontend/src/App.css
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.App {
text-align: center;
}
.App-logo {
animation: App-logo-spin infinite 20s linear;
height: 80px;
}
.App-header {
background-color: #222;
height: 150px;
padding: 20px;
color: white;
}
.App-title {
font-size: 1.5em;
}
.App-intro {
font-size: large;
}
@keyframes App-logo-spin {
from { transform: rotate(0deg); }
to { transform: rotate(360deg); }
}
frontend/src/App.test.tsx
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import * as React from 'react';
import * as ReactDOM from 'react-dom';
import App from './App';
it('renders without crashing', () => {
const div = document.createElement('div');
ReactDOM.render(<App />, div);
ReactDOM.unmountComponentAtNode(div);
});
frontend/src/App.tsx
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import * as React from 'react';
import './App.css';
import { Id } from './shared';
export interface NodeInfo {
name: string;
}
export interface BlockInfo {
height: number;
blockTime: number;
}
interface BestBlock {
action: 'best';
payload: number;
}
interface AddedNode {
action: 'added';
payload: [Id<Node>, NodeInfo, BlockInfo];
}
interface RemovedNode {
action: 'removed';
payload: Id<Node>;
}
interface Imported {
action: 'imported';
payload: [Id<Node>, BlockInfo];
}
type Message = BestBlock | AddedNode | RemovedNode | Imported;
interface Node {
nodeInfo: NodeInfo,
blockInfo: BlockInfo,
}
interface State {
best: number,
nodes: Map<Id<Node>, Node>
}
export default class App extends React.Component<{}, State> {
public state: State = {
best: 0,
nodes: new Map()
};
constructor(props: {}) {
super(props);
const socket = new WebSocket(`ws://${window.location.hostname}:8080`);
socket.addEventListener('message', ({ data }) => {
this.onMessage(JSON.parse(data));
});
}
public render() {
return (
<div className="App">
<p>Best block: {this.state.best}</p>
<table>
<thead>
<tr>
<th>Name</th><th>Block</th><th>Block time</th>
</tr>
</thead>
<tbody>
{
this.nodes().map(([ id, node ]) => (
<tr key={id}>
<td>{node.nodeInfo.name}</td>
<td>{node.blockInfo.height}</td>
<td>{node.blockInfo.blockTime / 1000}s</td>
</tr>
))
}
</tbody>
</table>
</div>
);
}
private nodes(): Array<[Id<Node>, Node]> {
return Array.from(this.state.nodes.entries());
}
private onMessage(message: Message) {
const { nodes } = this.state;
switch (message.action) {
case 'best': {
this.setState({ best: message.payload });
}
return;
case 'added': {
const [id, nodeInfo, blockInfo] = message.payload;
const node = { nodeInfo, blockInfo };
nodes.set(id, node);
}
break;
case 'removed': {
nodes.delete(message.payload);
}
break;
case 'imported': {
const [id, blockInfo] = message.payload;
const node = nodes.get(id);
if (!node) {
return;
}
node.blockInfo = blockInfo;
}
break;
default:
return;
}
this.setState({ nodes });
}
}
frontend/src/index.css
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body {
margin: 0;
padding: 0;
font-family: sans-serif;
}
frontend/src/index.tsx
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import * as React from 'react';
import * as ReactDOM from 'react-dom';
import App from './App';
import './index.css';
import registerServiceWorker from './registerServiceWorker';
ReactDOM.render(
<App />,
document.getElementById('root') as HTMLElement
);
registerServiceWorker();
frontend/src/registerServiceWorker.ts
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// tslint:disable:no-console
// In production, we register a service worker to serve assets from local cache.
// This lets the app load faster on subsequent visits in production, and gives
// it offline capabilities. However, it also means that developers (and users)
// will only see deployed updates on the 'N+1' visit to a page, since previously
// cached resources are updated in the background.
// To learn more about the benefits of this model, read https://goo.gl/KwvDNy.
// This link also includes instructions on opting out of this behavior.
const isLocalhost = Boolean(
window.location.hostname === 'localhost' ||
// [::1] is the IPv6 localhost address.
window.location.hostname === '[::1]' ||
// 127.0.0.1/8 is considered localhost for IPv4.
window.location.hostname.match(
/^127(?:\.(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)){3}$/
)
);
export default function register() {
if (process.env.NODE_ENV === 'production' && 'serviceWorker' in navigator) {
// The URL constructor is available in all browsers that support SW.
const publicUrl = new URL(
process.env.PUBLIC_URL!,
window.location.toString()
);
if (publicUrl.origin !== window.location.origin) {
// Our service worker won't work if PUBLIC_URL is on a different origin
// from what our page is served on. This might happen if a CDN is used to
// serve assets; see https://github.com/facebookincubator/create-react-app/issues/2374
return;
}
window.addEventListener('load', () => {
const swUrl = `${process.env.PUBLIC_URL}/service-worker.js`;
if (isLocalhost) {
// This is running on localhost. Lets check if a service worker still exists or not.
checkValidServiceWorker(swUrl);
// Add some additional logging to localhost, pointing developers to the
// service worker/PWA documentation.
navigator.serviceWorker.ready.then(() => {
console.log(
'This web app is being served cache-first by a service ' +
'worker. To learn more, visit https://goo.gl/SC7cgQ'
);
});
} else {
// Is not local host. Just register service worker
registerValidSW(swUrl);
}
});
}
}
function registerValidSW(swUrl: string) {
navigator.serviceWorker
.register(swUrl)
.then(registration => {
registration.onupdatefound = () => {
const installingWorker = registration.installing;
if (installingWorker) {
installingWorker.onstatechange = () => {
if (installingWorker.state === 'installed') {
if (navigator.serviceWorker.controller) {
// At this point, the old content will have been purged and
// the fresh content will have been added to the cache.
// It's the perfect time to display a 'New content is
// available; please refresh.' message in your web app.
console.log('New content is available; please refresh.');
} else {
// At this point, everything has been precached.
// It's the perfect time to display a
// 'Content is cached for offline use.' message.
console.log('Content is cached for offline use.');
}
}
};
}
};
})
.catch(error => {
console.error('Error during service worker registration:', error);
});
}
function checkValidServiceWorker(swUrl: string) {
// Check if the service worker can be found. If it can't reload the page.
fetch(swUrl)
.then(response => {
// Ensure service worker exists, and that we really are getting a JS file.
if (
response.status === 404 ||
response.headers.get('content-type')!.indexOf('javascript') === -1
) {
// No service worker found. Probably a different app. Reload the page.
navigator.serviceWorker.ready.then(registration => {
registration.unregister().then(() => {
window.location.reload();
});
});
} else {
// Service worker found. Proceed as normal.
registerValidSW(swUrl);
}
})
.catch(() => {
console.log(
'No internet connection found. App is running in offline mode.'
);
});
}
export function unregister() {
if ('serviceWorker' in navigator) {
navigator.serviceWorker.ready.then(registration => {
registration.unregister();
});
}
}
frontend/src/shared
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../../shared