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var name = "refresherCache";
self.addEventListener("install", function (event) {
event.waitUntil(
Promise.all([
caches.open(name),
fetch("./sw_clients/refresher_cached.html"),
fetch("./sw_clients/refresher_cached_compressed.html"),
]).then(function (results) {
var cache = results[0];
var response = results[1];
var compressed = results[2];
return Promise.all([
cache.put("./sw_clients/refresher.html", response),
cache.put("./sw_clients/refresher_compressed.html", compressed),
]);
})
);
});
self.addEventListener("fetch", function (event) {
event.respondWith(
caches
.open(name)
.then(function (cache) {
return cache.match(event.request);
})
.then(function (response) {
// If this is one of our primary cached responses, then the window
// must have generated the request via a normal window reload. That
// should be detectable in the event.request.cache attribute.
if (response && event.request.cache !== "no-cache") {
dump(
'### ### FetchEvent.request.cache is "' +
event.request.cache +
'" instead of expected "no-cache"\n'
);
return Response.error();
}
return response || fetch(event.request);
})
);
});