59 lines
2.1 KiB
JavaScript
59 lines
2.1 KiB
JavaScript
const cachePrefix = "xiteng-chat-";
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const cacheName = `${cachePrefix}shell-v8`;
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const basePath = "/chat";
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const shellAssets = [
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`${basePath}/`,
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`${basePath}/manifest.webmanifest`,
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"/favicon.svg",
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"/icons/favicon-32.png",
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"/icons/icon-192.png",
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"/icons/icon-512.png",
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"/icons/icon-maskable-512.png",
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"/icons/apple-touch-icon.png"
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];
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self.addEventListener("install", (event) => {
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event.waitUntil(caches.open(cacheName).then(async (cache) => {
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for (const asset of shellAssets) {
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try {
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const response = await fetch(asset, {cache: "reload"});
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if (response.ok) await cache.put(asset, response);
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} catch {}
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}
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}).then(() => self.skipWaiting()));
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});
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self.addEventListener("activate", (event) => {
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event.waitUntil(caches.keys()
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.then((keys) => Promise.all(keys.filter((key) => key.startsWith(cachePrefix) && key !== cacheName).map((key) => caches.delete(key))))
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.then(() => self.clients.claim()));
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});
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self.addEventListener("fetch", (event) => {
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const request = event.request;
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if (request.method !== "GET") return;
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const url = new URL(request.url);
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if (url.origin !== self.location.origin || url.pathname.startsWith(`${basePath}/api/`) || url.pathname.startsWith("/outpost.goauthentik.io/")) return;
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if (request.mode === "navigate") {
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event.respondWith(fetch(request).then((response) => {
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if (response.ok) {
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const cacheable = response.clone();
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void caches.open(cacheName).then((cache) => cache.put(`${basePath}/`, cacheable)).catch(() => {});
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}
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return response;
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}).catch(async () => (await caches.match(`${basePath}/`)) || Response.error()));
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return;
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}
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if (shellAssets.includes(url.pathname) || /\.(?:js|css|png|svg|ico|webmanifest)$/.test(url.pathname)) {
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event.respondWith(caches.match(request).then((cached) => cached || fetch(request).then((response) => {
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if (response.ok) {
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const cacheable = response.clone();
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void caches.open(cacheName).then((cache) => cache.put(request, cacheable)).catch(() => {});
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}
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return response;
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})));
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}
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});
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