732642856
45 lines
1.2 KiB
JavaScript
45 lines
1.2 KiB
JavaScript
const CACHE_NAME = 'jyotish-shell-v1';
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const APP_SHELL = [
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'/',
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'/index.html',
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'/style.css',
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'/main.js',
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'/api-bridge.js',
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'/manifest.webmanifest',
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'/pwa-icon.svg'
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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(APP_SHELL))
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.then(() => self.skipWaiting())
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.catch(() => undefined)
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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.keys()
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.then(keys => Promise.all(keys.filter(key => key !== CACHE_NAME).map(key => caches.delete(key))))
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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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const request = event.request;
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if (request.method !== 'GET') return;
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const url = new URL(request.url);
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if (url.pathname.startsWith('/api/')) return;
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event.respondWith(
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fetch(request)
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.then(response => {
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const copy = response.clone();
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caches.open(CACHE_NAME).then(cache => cache.put(request, copy));
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return response;
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})
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.catch(() => caches.match(request).then(cached => cached || (request.mode === 'navigate' ? caches.match('/index.html') : undefined)))
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);
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});
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