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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,43 @@ | ||
| const CACHE_NAME = 'entumany-only4'; | ||
| const urlsToCache = ['/', '/editor', '/play']; | ||
|
|
||
| // Install a service worker | ||
| self.addEventListener('install', (event) => { | ||
| // Perform install steps | ||
| event.waitUntil( | ||
| caches.open(CACHE_NAME).then(function (cache) { | ||
| console.log('Opened cache'); | ||
| return cache.addAll(urlsToCache); | ||
| }), | ||
| ); | ||
| }); | ||
|
|
||
| // Cache and return requests | ||
| self.addEventListener('fetch', (event) => { | ||
| event.respondWith( | ||
| caches.match(event.request).then(function (response) { | ||
| // Cache hit - return response | ||
| if (response) { | ||
| return response; | ||
| } | ||
|
|
||
| return fetch(event.request); | ||
| }), | ||
| ); | ||
| }); | ||
|
|
||
| // Update a service worker | ||
| self.addEventListener('activate', (event) => { | ||
| const cacheWhitelist = [CACHE_NAME]; | ||
| event.waitUntil( | ||
| caches.keys().then((cacheNames) => { | ||
| return Promise.all( | ||
| cacheNames.map((cacheName) => { | ||
| if (cacheWhitelist.indexOf(cacheName) === -1) { | ||
| return caches.delete(cacheName); | ||
| } | ||
| }), | ||
| ); | ||
| }), | ||
| ); | ||
| }); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,15 @@ | ||
| import {ReportHandler} from 'web-vitals'; | ||
|
|
||
| const reportWebVitals = (onPerfEntry?: ReportHandler) => { | ||
| if (onPerfEntry && onPerfEntry instanceof Function) { | ||
| import('web-vitals').then(({getCLS, getFID, getFCP, getLCP, getTTFB}) => { | ||
| getCLS(onPerfEntry); | ||
| getFID(onPerfEntry); | ||
| getFCP(onPerfEntry); | ||
| getLCP(onPerfEntry); | ||
| getTTFB(onPerfEntry); | ||
| }); | ||
| } | ||
| }; | ||
|
|
||
| export default reportWebVitals; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,80 @@ | ||
| /// <reference lib="webworker" /> | ||
| /* eslint-disable no-restricted-globals */ | ||
|
|
||
| // This service worker can be customized! | ||
| // See https://developers.google.com/web/tools/workbox/modules | ||
| // for the list of available Workbox modules, or add any other | ||
| // code you'd like. | ||
| // You can also remove this file if you'd prefer not to use a | ||
| // service worker, and the Workbox build step will be skipped. | ||
|
|
||
| import {clientsClaim} from 'workbox-core'; | ||
| import {ExpirationPlugin} from 'workbox-expiration'; | ||
| import {precacheAndRoute, createHandlerBoundToURL} from 'workbox-precaching'; | ||
| import {registerRoute} from 'workbox-routing'; | ||
| import {StaleWhileRevalidate} from 'workbox-strategies'; | ||
|
|
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| declare const self: ServiceWorkerGlobalScope; | ||
|
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| clientsClaim(); | ||
|
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||
| // Precache all of the assets generated by your build process. | ||
| // Their URLs are injected into the manifest variable below. | ||
| // This variable must be present somewhere in your service worker file, | ||
| // even if you decide not to use precaching. See https://cra.link/PWA | ||
| precacheAndRoute(self.__WB_MANIFEST); | ||
|
|
||
| // Set up App Shell-style routing, so that all navigation requests | ||
| // are fulfilled with your index.html shell. Learn more at | ||
| // https://developers.google.com/web/fundamentals/architecture/app-shell | ||
| const fileExtensionRegexp = new RegExp('/[^/?]+\\.[^/]+$'); | ||
| registerRoute( | ||
| // Return false to exempt requests from being fulfilled by index.html. | ||
| ({request, url}: {request: Request; url: URL}) => { | ||
| // If this isn't a navigation, skip. | ||
| if (request.mode !== 'navigate') { | ||
| return false; | ||
| } | ||
|
|
||
| // If this is a URL that starts with /_, skip. | ||
| if (url.pathname.startsWith('/_')) { | ||
| return false; | ||
| } | ||
|
|
||
| // If this looks like a URL for a resource, because it contains | ||
| // a file extension, skip. | ||
| if (url.pathname.match(fileExtensionRegexp)) { | ||
| return false; | ||
| } | ||
|
|
||
| // Return true to signal that we want to use the handler. | ||
| return true; | ||
| }, | ||
| createHandlerBoundToURL(process.env.PUBLIC_URL + '/index.html'), | ||
| ); | ||
|
|
||
| // An example runtime caching route for requests that aren't handled by the | ||
| // precache, in this case same-origin .png requests like those from in public/ | ||
| registerRoute( | ||
| // Add in any other file extensions or routing criteria as needed. | ||
| ({url}) => url.origin === self.location.origin && url.pathname.endsWith('.png'), | ||
| // Customize this strategy as needed, e.g., by changing to CacheFirst. | ||
| new StaleWhileRevalidate({ | ||
| cacheName: 'images', | ||
| plugins: [ | ||
| // Ensure that once this runtime cache reaches a maximum size the | ||
| // least-recently used images are removed. | ||
| new ExpirationPlugin({maxEntries: 50}), | ||
| ], | ||
| }), | ||
| ); | ||
|
|
||
| // This allows the web app to trigger skipWaiting via | ||
| // registration.waiting.postMessage({type: 'SKIP_WAITING'}) | ||
| self.addEventListener('message', (event) => { | ||
| if (event.data && event.data.type === 'SKIP_WAITING') { | ||
| self.skipWaiting(); | ||
| } | ||
| }); | ||
|
|
||
| // Any other custom service worker logic can go here. |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,139 @@ | ||
| // This optional code is used to register a service worker. | ||
| // register() is not called by default. | ||
|
|
||
| // 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 subsequent visits to a page, after all the | ||
| // existing tabs open on the page have been closed, since previously cached | ||
| // resources are updated in the background. | ||
|
|
||
| // To learn more about the benefits of this model and instructions on how to | ||
| // opt-in, read https://cra.link/PWA | ||
|
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||
| const isLocalhost = Boolean( | ||
| window.location.hostname === 'localhost' || | ||
| // [::1] is the IPv6 localhost address. | ||
| window.location.hostname === '[::1]' || | ||
| // 127.0.0.0/8 are considered localhost for IPv4. | ||
| window.location.hostname.match(/^127(?:\.(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)){3}$/), | ||
| ); | ||
|
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||
| type Config = { | ||
| onSuccess?: (registration: ServiceWorkerRegistration) => void; | ||
| onUpdate?: (registration: ServiceWorkerRegistration) => void; | ||
| }; | ||
|
|
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| export function register(config?: Config) { | ||
| 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.href); | ||
| 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/facebook/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. Let's check if a service worker still exists or not. | ||
| checkValidServiceWorker(swUrl, config); | ||
|
|
||
| // 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://cra.link/PWA', | ||
| ); | ||
| }); | ||
| } else { | ||
| // Is not localhost. Just register service worker | ||
| registerValidSW(swUrl, config); | ||
| } | ||
| }); | ||
| } | ||
| } | ||
|
|
||
| function registerValidSW(swUrl: string, config?: Config) { | ||
| navigator.serviceWorker | ||
| .register(swUrl) | ||
| .then((registration) => { | ||
| registration.onupdatefound = () => { | ||
| const installingWorker = registration.installing; | ||
| if (installingWorker == null) { | ||
| return; | ||
| } | ||
| installingWorker.onstatechange = () => { | ||
| if (installingWorker.state === 'installed') { | ||
| if (navigator.serviceWorker.controller) { | ||
| // At this point, the updated precached content has been fetched, | ||
| // but the previous service worker will still serve the older | ||
| // content until all client tabs are closed. | ||
| console.log( | ||
| 'New content is available and will be used when all ' + | ||
| 'tabs for this page are closed. See https://cra.link/PWA.', | ||
| ); | ||
|
|
||
| // Execute callback | ||
| if (config && config.onUpdate) { | ||
| config.onUpdate(registration); | ||
| } | ||
| } 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.'); | ||
|
|
||
| // Execute callback | ||
| if (config && config.onSuccess) { | ||
| config.onSuccess(registration); | ||
| } | ||
| } | ||
| } | ||
| }; | ||
| }; | ||
| }) | ||
| .catch((error) => { | ||
| console.error('Error during service worker registration:', error); | ||
| }); | ||
| } | ||
|
|
||
| function checkValidServiceWorker(swUrl: string, config?: Config) { | ||
| // Check if the service worker can be found. If it can't reload the page. | ||
| fetch(swUrl, { | ||
| headers: {'Service-Worker': 'script'}, | ||
| }) | ||
| .then((response) => { | ||
| // Ensure service worker exists, and that we really are getting a JS file. | ||
| const contentType = response.headers.get('content-type'); | ||
| if (response.status === 404 || (contentType != null && contentType.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, config); | ||
| } | ||
| }) | ||
| .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(); | ||
| }) | ||
| .catch((error) => { | ||
| console.error(error.message); | ||
| }); | ||
| } | ||
| } |
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