Mitchell-JohnsonandClaude Fable 5.1
24d64245ec
Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
18 lines
1.1 KiB
JavaScript
18 lines
1.1 KiB
JavaScript
// Ham Lab service worker: cache hashed assets, never the API, network-first for the shell.
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const CACHE = 'hamlab-v2';
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self.addEventListener('install', () => self.skipWaiting());
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self.addEventListener('activate', (e) => {
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e.waitUntil(caches.keys().then((ks) => Promise.all(ks.filter((k) => k !== CACHE).map((k) => caches.delete(k)))).then(() => self.clients.claim()));
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});
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self.addEventListener('fetch', (e) => {
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const url = new URL(e.request.url);
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if (e.request.method !== 'GET' || url.origin !== location.origin || url.pathname.startsWith('/api/')) return;
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if (url.pathname.startsWith('/assets/') || url.pathname.startsWith('/icons/')) {
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e.respondWith(caches.open(CACHE).then(async (c) => (await c.match(e.request)) || fetch(e.request).then((r) => { if (r.ok) c.put(e.request, r.clone()); return r; })));
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return;
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}
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// navigations + everything else: network first, fall back to cached index
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e.respondWith(fetch(e.request).then((r) => { if (r.ok && e.request.mode === 'navigate') caches.open(CACHE).then((c) => c.put('/', r.clone())); return r; })
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.catch(() => caches.match(e.request.mode === 'navigate' ? '/' : e.request)));
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});
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