/
viewer.jsx
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/
viewer.jsx
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/** @jsx h */
import { h, render } from 'preact';
import ModulesTreemap from './components/ModulesTreemap';
/* eslint no-unused-vars: "off" */
import styles from './viewer.css';
// Initializing WebSocket for live treemap updates
let ws;
try {
ws = new WebSocket(`ws://${location.host}`);
} catch (err) {
console.warn(
"Couldn't connect to analyzer websocket server so you'll have to reload page manually to see updates in the treemap"
);
}
window.addEventListener('load', () => {
renderApp(window.chartData);
if (ws) {
ws.addEventListener('message', event => {
const msg = JSON.parse(event.data);
if (msg.event === 'chartDataUpdated') {
renderApp(msg.data);
}
});
}
}, false);
let app;
function renderApp(chartData, initialRender) {
app = render(
<ModulesTreemap data={chartData} defaultSizes={window.defaultSizes}/>,
document.getElementById('app'),
app
);
}