91 lines
2.9 KiB
Plaintext
91 lines
2.9 KiB
Plaintext
const CACHE_NAME = 'circuitjs1-app-cache-v301';
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const urlsToCache = [
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'/circuit/about.html',
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'/circuit/canvas2svg.js',
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'/circuit/circuitjs.html',
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'/circuit/crystal.html',
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'/circuit/customfunction.html',
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'/circuit/customlogic.html',
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'/circuit/customtransformer.html',
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'/circuit/diodecalc.html',
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'/circuit/icon512.png',
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'/circuit/icon128.png',
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'/circuit/iframe.html',
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'/circuit/lz-string.min.js',
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'/circuit/manifest.json',
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'/circuit/mosfet-beta.html',
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'/circuit/opampreal.html',
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'/circuit/subcircuits.html',
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FILE_LIST_GOES_HERE
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];
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self.addEventListener('install', event => {
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event.waitUntil(
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caches.open(CACHE_NAME)
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.then(cache => cache.addAll(urlsToCache))
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);
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});
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self.addEventListener('fetch', (event) => {
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// Normalize the request URL by stripping the ?startCircuit parameter
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let req = event.request;
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const url = new URL(req.url);
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if (url.searchParams.has('startCircuit')) {
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// Remove the 'startCircuit' query parameter
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url.searchParams.delete('startCircuit');
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const request = event.request;
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req = new Request(url, {
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method: request.method,
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headers: request.headers,
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mode: request.mode === 'navigate' ? 'same-origin' : request.mode,
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credentials: request.credentials,
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redirect: request.redirect,
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referrer: request.referrer,
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integrity: request.integrity,
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cache: request.caches });
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}
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event.respondWith(
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caches.match(req).then((cachedResponse) => {
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if (cachedResponse) {
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// If the resource is already cached, return it
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return cachedResponse;
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}
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// Otherwise, fetch it from the network and add it to the cache
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return fetch(req).then((networkResponse) => {
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if (
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event.request.method === 'GET' &&
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networkResponse.status === 200
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) {
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const responseClone = networkResponse.clone();
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caches.open(CACHE_NAME).then((cache) => {
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cache.put(req, responseClone);
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});
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}
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return networkResponse;
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});
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})
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);
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});
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// Activate event: cleans up old caches
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self.addEventListener('activate', (event) => {
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const cacheWhitelist = [CACHE_NAME]; // List of cache versions you want to keep
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event.waitUntil(
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caches.keys().then((cacheNames) => {
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return Promise.all(
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cacheNames.map((cacheName) => {
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if (!cacheWhitelist.includes(cacheName)) {
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return caches.delete(cacheName); // Delete old caches that aren't in whitelist
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}
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})
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);
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})
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);
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});
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