49 lines
1.1 KiB
JavaScript
49 lines
1.1 KiB
JavaScript
const CACHE = "label-tools-v0.2.0";
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const APP = [
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"./",
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"./index.html",
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"./manifest.webmanifest",
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"./favicon.svg",
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"./toolbox-app.json",
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];
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self.addEventListener("install", (event) => {
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event.waitUntil(
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caches
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.open(CACHE)
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.then((cache) => cache.addAll(APP))
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.then(() => self.skipWaiting()),
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);
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});
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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((keys) =>
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Promise.all(
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keys.filter((key) => key !== CACHE).map((key) => caches.delete(key)),
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),
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)
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.then(() => self.clients.claim()),
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);
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});
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self.addEventListener("fetch", (event) => {
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if (
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event.request.method !== "GET" ||
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new URL(event.request.url).origin !== self.location.origin
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)
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return;
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event.respondWith(
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caches.match(event.request).then(
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(hit) =>
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hit ||
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fetch(event.request).then((response) => {
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if (response.ok)
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caches
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.open(CACHE)
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.then((cache) => cache.put(event.request, response.clone()));
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return response;
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}),
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),
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);
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});
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