44 lines
1.3 KiB
JavaScript
44 lines
1.3 KiB
JavaScript
const CACHE_NAME = "pantryhub-static-v8";
|
|
|
|
self.addEventListener("install", () => {
|
|
self.skipWaiting();
|
|
});
|
|
|
|
self.addEventListener("activate", (event) => {
|
|
event.waitUntil(
|
|
caches.keys().then((keys) =>
|
|
Promise.all(
|
|
keys
|
|
.filter((key) => key !== CACHE_NAME)
|
|
.map((key) => caches.delete(key))
|
|
)
|
|
).then(() => self.clients.claim())
|
|
);
|
|
});
|
|
|
|
self.addEventListener("fetch", (event) => {
|
|
if (event.request.method !== "GET") return;
|
|
|
|
const url = new URL(event.request.url);
|
|
if (url.origin !== self.location.origin) return;
|
|
|
|
// Authenticated HTML and API responses must never be served from stale cache.
|
|
if (event.request.mode === "navigate" || url.pathname.startsWith("/api/")) {
|
|
event.respondWith(fetch(event.request));
|
|
return;
|
|
}
|
|
|
|
event.respondWith(
|
|
caches.match(event.request).then((cached) => {
|
|
if (cached) return cached;
|
|
return fetch(event.request).then((response) => {
|
|
if (response.ok && response.type === "basic") {
|
|
const copy = response.clone();
|
|
caches.open(CACHE_NAME).then((cache) => cache.put(event.request, copy));
|
|
}
|
|
return response;
|
|
});
|
|
})
|
|
);
|
|
});
|