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songsearch-sw.js
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songsearch-sw.js
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self.addEventListener('install', e => {
e.waitUntil(
caches.open('songsearch-v5').then(cache => {
return cache.addAll([
'/songsearch/',
'/songsearch/index.html',
'/songsearch/manifest.json',
'/songsearch/songsearch.css',
'/songsearch/songs.csv',
'/songsearch/songsearch.js',
'/songsearch/songsearchworker.js'
])
.then(() => self.skipWaiting());
})
)
});
self.addEventListener('activate', function(event) {
var cacheWhitelist = ['songsearch-v5'];
event.waitUntil(
caches.keys().then(function(cacheNames) {
return Promise.all(
cacheNames.map(function(cacheName) {
if (cacheWhitelist.indexOf(cacheName) === -1) {
return caches.delete(cacheName);
}
})
);
})
);
});
self.addEventListener('fetch', event => {
event.respondWith(
caches.match(event.request).then(response => {
return response || fetch(event.request);
})
);
});