woodwind/frontend/sw.js
2016-06-05 13:46:28 -07:00

31 lines
No EOL
858 B
JavaScript

var version = 'v2';
this.addEventListener('install', function (event) {
event.waitUntil(
caches.open(version).then(function (cache) {
return cache.addAll([
'/static/logo.png',
'/static/style.css',
'/offline',
])
})
);
})
this.addEventListener('fetch', function (event) {
console.log('caught fetch: ' + event)
event.respondWith(
caches.match(event.request)
.then(function (response) {
console.log('cache got response: ' + response)
return response || fetch(event.request);
})
.then(function (response) {
console.log('fetch got response: ' + response)
return response
})
.catch(function (err) {
return caches.match('/offline')
})
)
})