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ServiceWorker.js
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ServiceWorker.js
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// TODO:
'use strict';
const CACHE_NAME = "1.00";
let cacheFiles = [
'/public/views/index.ejs',
'/public/views/header.ejs',
'/public/views/footer.ejs',
'/public/views/create.ejs',
'/public/views/log.ejs',
'/public/views/result.ejs',
'/public/css/normalize.css',
'/public/css/skeleton.css',
'/public/css/overrides.css',
'/public/javascripts/main.js',
'/public/favicons/favicon.ico',
'/public/favicons/android-chrome-192x192.png'
];
self.addEventListener('install', (event) => {
event.waitUntil(
caches.open(CACHE_NAME).then((cache) => {
return cache.addAll(cacheFiles);
})
);
});
self.addEventListener('activate', (event) => {
event.waitUntil(
caches.keys().then(keys => {
return Promise.all(
keys
.filter((key) => {
return !key.startsWith(CACHE_NAME);
})
.map((key) => {
return caches.delete(key);
})
);
})
);
});
self.addEventListener('fetch', (event) => {
event.respondWith(
caches.match(event.request).then((res) => {
if (res) {
return res;
}
let requestClone = event.request.clone();
fetch(requestClone).then((res) => {
if (!res) {
return res;
}
let responseClone = res.clone();
caches.open(CACHE_NAME).then((cache) => {
cache.put(event.request, responseClone);
return res;
});
})
})
);
});