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sw.js
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sw.js
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// we don't need this polyfill, but the first sw demo I found uses this. So...
// Dose anyone can remove this?
self.importScripts('./serviceworker-cache-polyfill.js');
var urlsToCache = [
'/',
'/index.html'
];
var CACHE_NAME = 'VideoTogetherSettingV2';
self.addEventListener('install', function (event) {
self.skipWaiting();
event.waitUntil(
caches.open(CACHE_NAME)
.then(function (cache) {
return cache.addAll(urlsToCache);
})
);
});
self.addEventListener('fetch', function (event) {
event.respondWith(
caches.match(event.request)
.then(function (response) {
if (response) {
return response;
}
return fetch(event.request);
})
);
});
self.addEventListener('activate', function (event) {
var cacheWhitelist = ['counterxing'];
event.waitUntil(
caches.keys().then(function (cacheNames) {
return Promise.all(
cacheNames.map(function (cacheName) {
if (cacheWhitelist.indexOf(cacheName) === -1) {
return caches.delete(cacheName);
}
})
);
})
);
});