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sw.js
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sw.js
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//change to force update
const cacheName = "yarny-cache-v1"
const urlsToCache = [
"/yarny/",
"/yarny/index.html",
"/yarny/index.js",
"/yarny/icon.png",
"https://cdn.jsdelivr.net/npm/bootstrap-dark-5@1.1.3/dist/css/bootstrap-dark.min.css"
]
self.addEventListener("install", function (event) {
console.log("service worker installed")
event.waitUntil(
caches.open(cacheName).then(function (cache) {
console.log("installing cache: " + cacheName)
return cache.addAll(urlsToCache)
})
)
})
self.addEventListener("activate", event => {
console.log("service worker activated")
event.waitUntil(
caches.keys().then(function (keys) {
return Promise.all(keys
.filter((key) => key != cacheName)
.map(function (key) {
console.log("deleting cache: " + key)
caches.delete(key)
})
)
})
)
})
// cache first strategy
self.addEventListener("fetch", function (event) {
console.log("url requested: " + event.request.url)
event.respondWith(
caches.match(event.request).then(function (cachedResponse) {
if (cachedResponse) {
console.log("responding with cache: " + event.request.url)
return cachedResponse
} else {
console.log("not in the cache, fetching: " + event.request.url)
return fetch(event.request)
}
// or
// return cachedResponse || fetch(event.request)
})
)
})