40 lines
791 B
JavaScript
40 lines
791 B
JavaScript
const CACHE_NAME = "spj-dlh-v1";
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const urlsToCache = [
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"/",
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"/css/site.css",
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"/js/site.js",
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"/icons/icon-192.png",
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"/icons/icon-512.png",
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];
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// Install
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self.addEventListener("install", (event) => {
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event.waitUntil(
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caches.open(CACHE_NAME).then((cache) => cache.addAll(urlsToCache))
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);
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});
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// Fetch
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self.addEventListener("fetch", (event) => {
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event.respondWith(
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caches
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.match(event.request)
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.then((response) => response || fetch(event.request))
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);
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});
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// Activate
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self.addEventListener("activate", (event) => {
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event.waitUntil(
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caches
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.keys()
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.then((cacheNames) =>
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Promise.all(
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cacheNames
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.filter((name) => name !== CACHE_NAME)
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.map((name) => caches.delete(name))
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)
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)
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);
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});
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