e513298f6a
Old pedscribe-v11 cache was serving stale admin.js to browsers even after server updates. New cache name forces old SW to deactivate and all clients to get fresh JS on next load. Also switch JS/CSS from stale-while-revalidate to network-first so code fixes are picked up immediately.
93 lines
2.8 KiB
JavaScript
93 lines
2.8 KiB
JavaScript
// ============================================================
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// SERVICE WORKER — Cache shell, network-first for API
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// Provides offline fallback for app shell while keeping
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// API calls always fresh (critical for medical data accuracy)
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// ============================================================
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var CACHE_NAME = 'pedscribe-v12';
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var SHELL_ASSETS = [
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'/',
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'/index.html',
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'/css/styles.css',
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'/js/app.js',
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'/js/auth.js',
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'/manifest.json'
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];
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// Install: precache app shell
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self.addEventListener('install', function(event) {
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event.waitUntil(
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caches.open(CACHE_NAME).then(function(cache) {
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return cache.addAll(SHELL_ASSETS);
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}).then(function() {
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return self.skipWaiting();
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})
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);
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});
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// Activate: clear old caches
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self.addEventListener('activate', function(event) {
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event.waitUntil(
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caches.keys().then(function(names) {
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return Promise.all(
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names.filter(function(name) { return name !== CACHE_NAME; })
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.map(function(name) { return caches.delete(name); })
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);
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}).then(function() {
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return self.clients.claim();
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})
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);
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});
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// Fetch: network-first for API, cache-first for static assets
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self.addEventListener('fetch', function(event) {
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var url = new URL(event.request.url);
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// Only handle same-origin requests
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if (url.origin !== self.location.origin) return;
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// API calls — always network, never cache (medical data must be fresh)
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if (url.pathname.startsWith('/api/')) {
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event.respondWith(fetch(event.request));
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return;
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}
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// Component HTML — network-first with cache fallback
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if (url.pathname.startsWith('/components/')) {
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event.respondWith(
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fetch(event.request).then(function(response) {
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var clone = response.clone();
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caches.open(CACHE_NAME).then(function(cache) { cache.put(event.request, clone); });
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return response;
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}).catch(function() {
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return caches.match(event.request);
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})
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);
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return;
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}
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// Static assets (JS, CSS, icons) — network-first so code updates apply immediately
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if (url.pathname.match(/\.(js|css|png|ico|woff2?)$/)) {
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event.respondWith(
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fetch(event.request).then(function(response) {
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var clone = response.clone();
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caches.open(CACHE_NAME).then(function(cache) { cache.put(event.request, clone); });
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return response;
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}).catch(function() {
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return caches.match(event.request);
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})
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);
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return;
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}
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// HTML pages — network-first
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event.respondWith(
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fetch(event.request).then(function(response) {
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var clone = response.clone();
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caches.open(CACHE_NAME).then(function(cache) { cache.put(event.request, clone); });
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return response;
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}).catch(function() {
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return caches.match(event.request) || caches.match('/index.html');
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})
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);
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});
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