Aska
fe5dbcddba
- favicon/apple-touch-icon (index.html) - PWA manifest 图标 (manifest.json) - PWA precache (sw.js) - 用户端侧栏品牌头像 (Nav.tsx) - 管理面板顶栏品牌头像 (AdminApp.tsx) - 删除已被替换的 icon.svg 残留引用
63 lines
1.8 KiB
JavaScript
63 lines
1.8 KiB
JavaScript
/* Cyrene v2 PWA service worker — core-resource caching + offline shell. */
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const CACHE = "cyrene-web-v1";
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const PRECACHE = ["/", "/index.html", "/manifest.json", "/images/Cyrene_Avatar/3rd_Form/Cyrene-3F-Q-Happy-1.png"];
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self.addEventListener("install", (event) => {
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event.waitUntil(
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caches
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.open(CACHE)
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.then((cache) => cache.addAll(PRECACHE))
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.then(() => self.skipWaiting())
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);
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});
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self.addEventListener("activate", (event) => {
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event.waitUntil(
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caches
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.keys()
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.then((keys) =>
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Promise.all(keys.filter((k) => k !== CACHE).map((k) => caches.delete(k)))
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)
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.then(() => self.clients.claim())
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);
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});
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self.addEventListener("fetch", (event) => {
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const req = event.request;
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if (req.method !== "GET") return;
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const url = new URL(req.url);
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if (url.origin !== self.location.origin) return; // let API/WS pass through
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// Network-first for document navigations so the shell stays fresh, falling
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// back to cached index.html when offline.
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if (req.mode === "navigate") {
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event.respondWith(
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fetch(req)
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.then((res) => {
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const copy = res.clone();
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caches.open(CACHE).then((cache) => cache.put("/index.html", copy));
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return res;
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})
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.catch(() => caches.match("/index.html"))
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);
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return;
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}
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// Cache-first for static assets (hashed by Vite) with background refresh.
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event.respondWith(
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caches.match(req).then((cached) => {
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const fetched = fetch(req)
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.then((res) => {
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if (res && res.status === 200) {
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const copy = res.clone();
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caches.open(CACHE).then((cache) => cache.put(req, copy));
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}
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return res;
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})
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.catch(() => cached);
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return cached || fetched;
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})
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);
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});
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