14 lines
331 B
JavaScript
14 lines
331 B
JavaScript
async function broadcast(msg) {
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for (const client of await clients.matchAll()) {
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client.postMessage(msg);
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}
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}
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self.addEventListener('fetch', event => {
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event.waitUntil(broadcast(event.request.url));
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event.respondWith(fetch(event.request));
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});
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self.addEventListener('activate', event => {
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self.clients.claim();
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});
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