https://focalpoint-cqzpuff6.manus.space/sw.js

1/* =============================================================
2   FOCAL POINT — Service Worker
3   Strategy: Cache-first for static assets, network-first for pages
4   ============================================================= */
5const CACHE_NAME = "focal-point-v1";
6const STATIC_ASSETS = [
7  "/",
8  "/band",
9  "/schedule",
10  "/videos",
11  "/contact",
12  "/manifest.json",
13];
14
15self.addEventListener("install", (event) => {
16  event.waitUntil(
17    caches.open(CACHE_NAME).then((cache) => cache.addAll(STATIC_ASSETS))
18  );
19  self.skipWaiting();
20});
21
22self.addEventListener("activate", (event) => {
23  event.waitUntil(
24    caches.keys().then((keys) =>
25      Promise.all(keys.filter((k) => k !== CACHE_NAME).map((k) => caches.delete(k)))
26    )
27  );
28  self.clients.claim();
29});
30
31self.addEventListener("fetch", (event) => {
32  const { request } = event;
33  const url = new URL(request.url);
34
35  // Skip non-GET and cross-origin audio/video requests
36  if (request.method !== "GET") return;
37  if (url.hostname.includes("youtube") || url.hostname.includes("reverbnation")) return;
38  if (url.hostname.includes("focalpoint5.com")) return; // audio streams
39
40  event.respondWith(
41    caches.match(request).then((cached) => {
42      const networkFetch = fetch(request)
43        .then((response) => {
44          if (response.ok && url.origin === self.location.origin) {
45            const clone = response.clone();
46            caches.open(CACHE_NAME).then((cache) => cache.put(request, clone));
47          }
48          return response;
49        })
50        .catch(() => cached);
51      // For navigation requests: network-first, fall back to cache
52      if (request.mode === "navigate") return networkFetch;
53      // For assets: cache-first
54      return cached || networkFetch;
55    })
56  );
57});