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app.jsx
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app.jsx
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import * as _ from 'lodash-es';
import * as React from 'react';
import { render } from 'react-dom';
import { Helmet } from 'react-helmet';
import { Provider } from 'react-redux';
import { Route, Router } from 'react-router-dom';
// AbortController is not supported in some older browser versions
import 'abort-controller/polyfill';
import store from '../redux';
import { detectFeatures } from '../actions/features';
import AppContents from './app-contents';
import { getBrandingDetails, Masthead } from './masthead';
import { ConsoleNotifier } from './console-notifier';
import { Navigation } from './nav';
import { history } from './utils';
import * as UIActions from '../actions/ui';
import { fetchSwagger, getCachedResources } from '../module/k8s';
import { receivedResources, watchAPIServices } from '../actions/k8s';
import '../vendor.scss';
import '../style.scss';
//PF4 Imports
import { Page } from '@patternfly/react-core';
const breakpointMD = 768;
// Edge lacks URLSearchParams
import 'url-search-params-polyfill';
class App extends React.PureComponent {
constructor(props) {
super(props);
this._onNavToggle = this._onNavToggle.bind(this);
this._onNavSelect = this._onNavSelect.bind(this);
this._isDesktop = this._isDesktop.bind(this);
this._onResize = this._onResize.bind(this);
this.previousDesktopState = this._isDesktop();
this.state = {
isNavOpen: this._isDesktop(),
};
}
componentWillMount() {
window.addEventListener('resize', this._onResize);
}
componentWillUnmount() {
window.removeEventListener('resize', this._onResize);
}
componentDidUpdate(prevProps) {
const props = this.props;
// Prevent infinite loop in case React Router decides to destroy & recreate the component (changing key)
const oldLocation = _.omit(prevProps.location, ['key']);
const newLocation = _.omit(props.location, ['key']);
if (_.isEqual(newLocation, oldLocation) && _.isEqual(props.match, prevProps.match)) {
return;
}
// two way data binding :-/
const { pathname } = props.location;
store.dispatch(UIActions.setCurrentLocation(pathname));
}
_isDesktop() {
return window.innerWidth >= breakpointMD;
}
_onNavToggle() {
// Some components, like svg charts, need to reflow when nav is toggled.
// Fire event after a short delay to allow nav animation to complete.
setTimeout(() => {
window.dispatchEvent(new Event('nav_toggle'));
}, 100);
this.setState((prevState) => {
return {
isNavOpen: !prevState.isNavOpen,
};
});
}
_onNavSelect() {
//close nav on mobile nav selects
if (!this._isDesktop()) {
this.setState({ isNavOpen: false });
}
}
_onResize() {
const isDesktop = this._isDesktop();
if (this.previousDesktopState !== isDesktop) {
this.setState({ isNavOpen: isDesktop });
this.previousDesktopState = isDesktop;
}
}
render() {
const { isNavOpen } = this.state;
const { productName } = getBrandingDetails();
return (
<>
<Helmet titleTemplate={`%s · ${productName}`} defaultTitle={productName} />
<ConsoleNotifier location="BannerTop" />
<Page
header={<Masthead onNavToggle={this._onNavToggle} />}
sidebar={
<Navigation
isNavOpen={isNavOpen}
onNavSelect={this._onNavSelect}
onPerspectiveSelected={this._onNavSelect}
/>
}
>
<AppContents />
</Page>
<ConsoleNotifier location="BannerBottom" />
</>
);
}
}
const startDiscovery = () => store.dispatch(watchAPIServices());
// Load cached API resources from localStorage to speed up page load.
getCachedResources()
.then((resources) => {
if (resources) {
store.dispatch(receivedResources(resources));
}
// Still perform discovery to refresh the cache.
startDiscovery();
})
.catch(startDiscovery);
store.dispatch(detectFeatures());
// Global timer to ensure all <Timestamp> components update in sync
setInterval(() => store.dispatch(UIActions.updateTimestamps(Date.now())), 10000);
// Fetch swagger on load if it's stale.
fetchSwagger();
// Used by GUI tests to check for unhandled exceptions
window.windowError = false;
window.onerror = window.onunhandledrejection = () => (window.windowError = true);
if ('serviceWorker' in navigator) {
if (window.SERVER_FLAGS.loadTestFactor > 1) {
// eslint-disable-next-line import/no-unresolved
import('file-loader?name=load-test.sw.js!../load-test.sw.js')
.then(() => navigator.serviceWorker.register('/load-test.sw.js'))
.then(
() =>
new Promise((r) =>
navigator.serviceWorker.controller
? r()
: navigator.serviceWorker.addEventListener('controllerchange', () => r()),
),
)
.then(() =>
navigator.serviceWorker.controller.postMessage({
topic: 'setFactor',
value: window.SERVER_FLAGS.loadTestFactor,
}),
);
} else {
navigator.serviceWorker
.getRegistrations()
.then((registrations) => registrations.forEach((reg) => reg.unregister()))
// eslint-disable-next-line no-console
.catch((e) => console.warn('Error unregistering service workers', e));
}
}
render(
<Provider store={store}>
<Router history={history} basename={window.SERVER_FLAGS.basePath}>
<Route path="/" component={App} />
</Router>
</Provider>,
document.getElementById('app'),
);