27 lines
888 B
JavaScript
27 lines
888 B
JavaScript
const CACHE = 'workout-five-v1'
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const ASSETS = ['/', '/manifest.json', '/icon-192.png', '/icon-512.png', '/apple-touch-icon.png']
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self.addEventListener('install', (e) => {
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e.waitUntil(caches.open(CACHE).then((c) => c.addAll(ASSETS)).then(() => self.skipWaiting()))
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})
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self.addEventListener('activate', (e) => {
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e.waitUntil(
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caches.keys().then((keys) => Promise.all(keys.filter((k) => k !== CACHE).map((k) => caches.delete(k)))).then(() => self.clients.claim())
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)
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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.pathname.startsWith('/api/')) {
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return // API 走网络
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}
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e.respondWith(
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caches.match(e.request).then((hit) => hit || fetch(e.request).then((resp) => {
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const clone = resp.clone()
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caches.open(CACHE).then((c) => c.put(e.request, clone))
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return resp
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}))
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)
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})
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