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30 lines
922 B
30 lines
922 B
import './web_push_notifications';
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function fetchRoot() {
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return fetch('/', { credentials: 'include' });
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}
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// Cause a new version of a registered Service Worker to replace an existing one
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// that is already installed, and replace the currently active worker on open pages.
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self.addEventListener('install', function(event) {
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const promises = Promise.all([caches.open('mastodon-web'), fetchRoot()]);
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const asyncAdd = promises.then(([cache, root]) => cache.put('/', root));
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event.waitUntil(asyncAdd);
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});
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self.addEventListener('activate', function(event) {
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event.waitUntil(self.clients.claim());
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});
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self.addEventListener('fetch', function(event) {
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const url = new URL(event.request.url);
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if (url.pathname.startsWith('/web/')) {
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event.respondWith(fetchRoot().then(response => {
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if (response.ok) {
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return response;
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}
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throw null;
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}).catch(() => caches.match('/')));
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}
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});
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