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Added cachebusting to SW

This commit is contained in:
Marcus Noble 2017-10-15 08:18:49 +01:00
parent 8ee68a8ff8
commit 9654f7f6bc
1 changed files with 13 additions and 1 deletions
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14
src/service-worker.js
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@ -4,10 +4,22 @@ self.addEventListener('fetch', function(event) {
event.respondWith(fetchAndCache(event));
});
function cacheBust(request) {
var url = request.url;
if (url.indexOf(self.location.origin) >= 0) {
if (url.indexOf('.') < 0) {
url += `/`;
}
return `${url}?${Math.random()}`;
} else {
return request;
}
}
function fetchAndCache(event) {
return caches.open(CACHE).then(function (cache) {
return cache.match(event.request).then(response => {
var fetchResponse = fetch(event.request)
var fetchResponse = fetch(cacheBust(event.request))
.then(function(networkResponse) {
cache.put(event.request, networkResponse.clone());
return networkResponse;