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authorGeorgios Andreadis <info@gandreadis.com>2020-07-01 13:33:31 +0200
committerFabian Mastenbroek <mail.fabianm@gmail.com>2020-08-24 19:47:17 +0200
commitde8f12d74faef5fa3f9e38d1340948cab2d06ea3 (patch)
tree678bf1af3e5fa2334f0df43388d45294785bbf1e /frontend/src/registerServiceWorker.js
parent44236756c4cf689806dc17c6950a2cff3e9227bf (diff)
Manually generate IDs
Diffstat (limited to 'frontend/src/registerServiceWorker.js')
-rw-r--r--frontend/src/registerServiceWorker.js158
1 files changed, 79 insertions, 79 deletions
diff --git a/frontend/src/registerServiceWorker.js b/frontend/src/registerServiceWorker.js
index 0fe89a23..32a116a6 100644
--- a/frontend/src/registerServiceWorker.js
+++ b/frontend/src/registerServiceWorker.js
@@ -9,100 +9,100 @@
// This link also includes instructions on opting out of this behavior.
const isLocalhost = Boolean(
- window.location.hostname === "localhost" ||
+ window.location.hostname === 'localhost' ||
// [::1] is the IPv6 localhost address.
- window.location.hostname === "[::1]" ||
+ 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}$/
- )
-);
+ /^127(?:\.(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)){3}$/,
+ ),
+)
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);
- 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;
- }
+ 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)
+ 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 = `${process.env.PUBLIC_URL}/service-worker.js`;
+ window.addEventListener('load', () => {
+ const swUrl = `${process.env.PUBLIC_URL}/service-worker.js`
- if (!isLocalhost) {
- // Is not local host. Just register service worker
- registerValidSW(swUrl);
- } else {
- // This is running on localhost. Lets check if a service worker still exists or not.
- checkValidServiceWorker(swUrl);
- }
- });
- }
+ if (!isLocalhost) {
+ // Is not local host. Just register service worker
+ registerValidSW(swUrl)
+ } else {
+ // This is running on localhost. Lets check if a service worker still exists or not.
+ checkValidServiceWorker(swUrl)
+ }
+ })
+ }
}
function registerValidSW(swUrl) {
- navigator.serviceWorker
- .register(swUrl)
- .then(registration => {
- registration.onupdatefound = () => {
- const installingWorker = registration.installing;
- 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.");
+ navigator.serviceWorker
+ .register(swUrl)
+ .then(registration => {
+ registration.onupdatefound = () => {
+ const installingWorker = registration.installing
+ 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);
- });
+ })
+ .catch(error => {
+ console.error('Error during service worker registration:', error)
+ })
}
function checkValidServiceWorker(swUrl) {
- // 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."
- );
- });
+ // 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();
- });
- }
+ if ('serviceWorker' in navigator) {
+ navigator.serviceWorker.ready.then(registration => {
+ registration.unregister()
+ })
+ }
}