65 lines
1.8 KiB
JavaScript
65 lines
1.8 KiB
JavaScript
const CACHE_NAME = "infocus-v1"
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const PRECACHE_URLS = ["/feed", "/search", "/diary", "/lists", "/profile"]
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self.addEventListener("install", (event) => {
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event.waitUntil(
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caches.open(CACHE_NAME).then((cache) => cache.addAll(PRECACHE_URLS))
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)
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self.skipWaiting()
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})
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self.addEventListener("activate", (event) => {
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event.waitUntil(
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caches.keys().then((keys) =>
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Promise.all(
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keys.filter((key) => key !== CACHE_NAME).map((key) => caches.delete(key))
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)
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)
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)
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self.clients.claim()
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})
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self.addEventListener("fetch", (event) => {
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// Network-first strategy for API calls
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if (event.request.url.includes("/api/")) {
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event.respondWith(
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fetch(event.request).catch(() => caches.match(event.request))
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)
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return
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}
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// Cache-first for static assets (images, fonts, etc.)
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if (
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event.request.destination === "image" ||
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event.request.destination === "font" ||
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event.request.destination === "style"
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) {
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event.respondWith(
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caches.match(event.request).then(
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(cached) =>
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cached ||
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fetch(event.request).then((response) => {
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if (response.status === 200 && event.request.method === 'GET') {
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const clone = response.clone()
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caches.open(CACHE_NAME).then((cache) => cache.put(event.request, clone))
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}
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return response
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})
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)
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)
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return
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}
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// Network-first for HTML pages
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event.respondWith(
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fetch(event.request)
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.then((response) => {
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if (response.status === 200 && event.request.method === 'GET') {
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const clone = response.clone()
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caches.open(CACHE_NAME).then((cache) => cache.put(event.request, clone))
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}
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return response
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})
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.catch(() => caches.match(event.request))
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)
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}) |