96 lines
3.8 KiB
JavaScript
96 lines
3.8 KiB
JavaScript
// Copyright 2018 Red Hat, Inc
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may
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// not use this file except in compliance with the License. You may obtain
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// a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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// License for the specific language governing permissions and limitations
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// under the License.
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// The index is the main of the project. The App is wrapped with
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// a Provider to share the redux store and a Router to manage the location.
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import React from 'react'
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import ReactDOM from 'react-dom'
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import { BrowserRouter as Router } from 'react-router-dom'
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import { Provider } from 'react-redux'
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import { BroadcastChannel, createLeaderElection } from 'broadcast-channel'
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import 'patternfly/dist/css/patternfly.min.css'
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import 'patternfly/dist/css/patternfly-additions.min.css'
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// NOTE (felix): The Patternfly 4 CSS file must be imported before the App
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// component. Otherwise, the CSS rules are imported in the wrong order and some
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// wildcard expressions could break the layout:
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// https://forum.patternfly.org/t/wildcard-selector-more-specific-after-upgrade-to-patternfly-4-react-version-3-75-2/261
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// Usually it should be imported at the uppermost positon, but as we don't want
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// PF3 to overrule PF4, we import PF4 styles after PF3.
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import '@patternfly/react-core/dist/styles/base.css'
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import '@patternfly/react-styles/css/utilities/Sizing/sizing.css'
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import '@patternfly/react-styles/css/utilities/Spacing/spacing.css'
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// To avoid that PF4 breaks existing PF3 components by some wildcard CSS rules,
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// we include our own migration CSS file that restores relevant parts of those
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// rules.
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// TODO (felix): Remove this import after the PF4 migration
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import './pf4-migration.css'
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import { getHomepageUrl } from './api'
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import registerServiceWorker from './registerServiceWorker'
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import { fetchInfoIfNeeded } from './actions/info'
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import configureStore from './store'
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import App from './App'
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// Importing our custom css file after the App allows us to also overwrite the
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// style attributes of PF4 component (as their CSS is loaded when the component
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// is imported within the App).
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import './index.css'
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import ZuulAuthProvider from './ZuulAuthProvider'
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import SilentCallback from './pages/SilentCallback'
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// Uncomment the next 3 lines to enable debug-level logging from
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// oidc-client.
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// import { Log } from 'oidc-client'
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// Log.logger = console
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// Log.level = Log.DEBUG
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// Don't render the entire application to handle a silent
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// authentication callback.
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if ((window.location.origin + window.location.pathname) ===
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(getHomepageUrl() + 'silent_callback')) {
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ReactDOM.render(
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<SilentCallback/>,
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document.getElementById('root'))
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} else {
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const store = configureStore()
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// Load info endpoint
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store.dispatch(fetchInfoIfNeeded())
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// Create a broadcast channel for sending auth (or other)
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// information between tabs.
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const channel = new BroadcastChannel('zuul')
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// Create an election so that only one tab will renew auth tokens. We run the
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// election perpetually and just check whether we are the leader when it's time
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// to renew tokens.
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const auth_election = createLeaderElection(channel)
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const waitForever = new Promise(function () {})
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auth_election.awaitLeadership().then(()=> {
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waitForever.then(function() {})
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})
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ReactDOM.render(
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<Provider store={store}>
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<ZuulAuthProvider channel={channel} election={auth_election}>
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<Router basename={new URL(getHomepageUrl()).pathname}><App /></Router>
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</ZuulAuthProvider>
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</Provider>, document.getElementById('root'))
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registerServiceWorker()
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}
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