73 lines
2.3 KiB
JavaScript
73 lines
2.3 KiB
JavaScript
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// MacroPad PWA Service Worker
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const CACHE_NAME = 'macropad-v1';
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const ASSETS_TO_CACHE = [
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'/',
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'/static/css/styles.css',
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'/static/js/app.js',
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'/static/icons/icon-192.png',
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'/static/icons/icon-512.png',
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'/manifest.json'
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];
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// Install event - cache assets
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self.addEventListener('install', (event) => {
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event.waitUntil(
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caches.open(CACHE_NAME)
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.then((cache) => {
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console.log('Caching app assets');
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return cache.addAll(ASSETS_TO_CACHE);
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})
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.then(() => self.skipWaiting())
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);
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});
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// Activate event - clean old caches
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self.addEventListener('activate', (event) => {
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event.waitUntil(
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caches.keys().then((cacheNames) => {
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return Promise.all(
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cacheNames
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.filter((name) => name !== CACHE_NAME)
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.map((name) => caches.delete(name))
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);
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}).then(() => self.clients.claim())
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);
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});
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// Fetch event - serve from cache, fallback to network
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self.addEventListener('fetch', (event) => {
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const url = new URL(event.request.url);
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// Always fetch API requests from network
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if (url.pathname.startsWith('/api/') || url.pathname.startsWith('/ws')) {
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event.respondWith(fetch(event.request));
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return;
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}
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// For other requests, try cache first, then network
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event.respondWith(
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caches.match(event.request)
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.then((response) => {
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if (response) {
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return response;
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}
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return fetch(event.request).then((networkResponse) => {
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// Cache successful responses
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if (networkResponse && networkResponse.status === 200) {
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const responseClone = networkResponse.clone();
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caches.open(CACHE_NAME).then((cache) => {
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cache.put(event.request, responseClone);
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});
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}
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return networkResponse;
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});
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})
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.catch(() => {
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// Return offline fallback for navigation requests
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if (event.request.mode === 'navigate') {
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return caches.match('/');
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}
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})
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);
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});
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