366 lines
No EOL
9.4 KiB
JavaScript
366 lines
No EOL
9.4 KiB
JavaScript
// Veza Platform Service Worker
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// Version 1.0.0
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const CACHE_VERSION = '__BUILD_VERSION__';
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const CACHE_NAME = `veza-platform-${CACHE_VERSION}`;
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const STATIC_CACHE_NAME = `veza-static-${CACHE_VERSION}`;
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const DYNAMIC_CACHE_NAME = `veza-dynamic-${CACHE_VERSION}`;
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// Files to cache on install
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const STATIC_ASSETS = [
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'/',
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'/dashboard',
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'/chat',
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'/library',
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'/profile',
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'/settings',
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'/manifest.json',
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'/icons/icon-192x192.png',
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'/icons/icon-512x512.png'
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];
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// API endpoints to cache with network-first strategy
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const API_CACHE_PATTERNS = [
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/^https?:\/\/.*\/api\/v1\/user\/profile$/,
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/^https?:\/\/.*\/api\/v1\/library\/files$/,
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/^https?:\/\/.*\/api\/v1\/dashboard\/stats$/
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];
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// Install event - v0.801: skip waiting, no aggressive cache clear on install
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self.addEventListener('install', (event) => {
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event.waitUntil(self.skipWaiting());
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});
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// Activate event - clean old version caches, claim
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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.includes(CACHE_VERSION))
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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 - handle requests with appropriate caching strategy
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self.addEventListener('fetch', (event) => {
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const { request } = event;
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const url = new URL(request.url);
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// Skip non-GET requests
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if (request.method !== 'GET') {
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return;
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}
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// Skip WebSocket connections
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if (request.headers.get('upgrade') === 'websocket') {
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return;
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}
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// v0.801: JS/CSS chunks always from network - never cache
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if (url.pathname.includes('/sw.js') ||
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url.pathname.includes('/assets/') ||
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/\.(js|css|mjs)(\?.*)?$/.test(url.pathname)) {
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return;
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}
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// Skip external requests (except API)
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if (!url.origin.includes(self.location.origin) && !isApiRequest(request.url)) {
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return;
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}
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event.respondWith(
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handleRequest(request)
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);
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});
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// Handle different types of requests with appropriate strategies
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async function handleRequest(request) {
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try {
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// Strategy 1: Cache First for static assets
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if (isStaticAsset(request.url)) {
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return await cacheFirst(request, STATIC_CACHE_NAME);
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}
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// Strategy 2: Network First for API requests
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if (isApiRequest(request.url)) {
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return await networkFirst(request, DYNAMIC_CACHE_NAME);
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}
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// Strategy 3: Stale While Revalidate for pages
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if (isPageRequest(request.url)) {
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return await staleWhileRevalidate(request, DYNAMIC_CACHE_NAME);
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}
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// Default: Network only
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return await fetch(request);
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} catch (error) {
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console.error('[SW] Request failed:', error);
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// Return offline page for navigation requests
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if (isPageRequest(request.url)) {
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return await getOfflinePage();
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}
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// Return cached version if available
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const cachedResponse = await caches.match(request);
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if (cachedResponse) {
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return cachedResponse;
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}
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// Return generic offline response
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return new Response('Offline', {
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status: 503,
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statusText: 'Service Unavailable'
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});
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}
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}
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// Cache First strategy
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async function cacheFirst(request, cacheName) {
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const cachedResponse = await caches.match(request);
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if (cachedResponse) {
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return cachedResponse;
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}
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const networkResponse = await fetch(request);
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if (networkResponse.ok) {
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const cache = await caches.open(cacheName);
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cache.put(request, networkResponse.clone());
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}
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return networkResponse;
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}
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// Network First strategy
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async function networkFirst(request, cacheName) {
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try {
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const networkResponse = await fetch(request);
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if (networkResponse.ok) {
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const cache = await caches.open(cacheName);
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cache.put(request, networkResponse.clone());
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}
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return networkResponse;
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} catch (error) {
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const cachedResponse = await caches.match(request);
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if (cachedResponse) {
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console.log('[SW] Serving cached API response');
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return cachedResponse;
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}
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throw error;
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}
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}
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// Stale While Revalidate strategy
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// CORRECTION DURABLE: Clone la réponse IMMÉDIATEMENT pour éviter "Response body is already used"
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async function staleWhileRevalidate(request, cacheName) {
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const cachedResponse = await caches.match(request);
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const networkResponsePromise = fetch(request)
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.then((networkResponse) => {
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if (networkResponse.ok) {
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// ✅ Cloner IMMÉDIATEMENT la réponse avant toute autre opération
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const responseToCache = networkResponse.clone();
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// Mettre en cache de manière asynchrone (sans bloquer)
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caches.open(cacheName).then((cache) => {
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cache.put(request, responseToCache).catch((err) => {
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console.warn('[SW] Failed to cache response:', err);
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});
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});
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}
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return networkResponse;
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})
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.catch(() => null);
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return cachedResponse || await networkResponsePromise;
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}
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// Get offline page
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async function getOfflinePage() {
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const cache = await caches.open(STATIC_CACHE_NAME);
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const offlineResponse = await cache.match('/');
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if (offlineResponse) {
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return offlineResponse;
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}
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return new Response(`
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<!DOCTYPE html>
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<html>
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<head>
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<title>Veza - Hors ligne</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<style>
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body {
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font-family: system-ui, sans-serif;
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text-align: center;
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padding: 2rem;
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background: #1a1a1a;
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color: white;
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}
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.offline-container {
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max-width: 400px;
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margin: 0 auto;
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padding: 2rem;
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border-radius: 8px;
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background: #2a2a2a;
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}
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.offline-icon {
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font-size: 4rem;
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margin-bottom: 1rem;
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}
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</style>
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</head>
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<body>
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<div class="offline-container">
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<div class="offline-icon">📱</div>
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<h1>Veza - Mode Hors Ligne</h1>
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<p>Vous êtes actuellement hors ligne. Certaines fonctionnalités peuvent être limitées.</p>
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<button onclick="window.location.reload()">Réessayer</button>
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</div>
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</body>
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</html>
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`, {
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headers: { 'Content-Type': 'text/html' }
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});
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}
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// Helper functions - only cache images, fonts, ico (never js/css)
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function isStaticAsset(url) {
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const path = new URL(url).pathname;
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if (path.includes('/assets/')) return false;
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return /\.(png|jpg|jpeg|gif|svg|webp|woff|woff2|ttf|eot|ico)(\?.*)?$/.test(path);
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}
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function isApiRequest(url) {
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return url.includes('/api/') || API_CACHE_PATTERNS.some(pattern => pattern.test(url));
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}
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function isPageRequest(url) {
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const urlObj = new URL(url);
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return urlObj.pathname.match(/^\/[^.]*$/) && !isApiRequest(url);
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}
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// Message handling for communication with the main thread
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self.addEventListener('message', (event) => {
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const { type } = event.data;
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switch (type) {
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case 'SKIP_WAITING':
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self.skipWaiting();
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break;
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case 'GET_VERSION':
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event.ports[0].postMessage({
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type: 'VERSION',
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payload: { version: CACHE_NAME }
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});
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break;
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case 'CLEAR_CACHE':
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caches.keys().then((cacheNames) => {
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return Promise.all(
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cacheNames.map((cacheName) => caches.delete(cacheName))
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);
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}).then(() => {
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event.ports[0].postMessage({
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type: 'CACHE_CLEARED',
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payload: { success: true }
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});
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});
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break;
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default:
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console.log('[SW] Unknown message type:', type);
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}
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});
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// Background sync for offline actions
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self.addEventListener('sync', (event) => {
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if (event.tag === 'background-sync') {
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event.waitUntil(doBackgroundSync());
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}
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});
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async function doBackgroundSync() {
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console.log('[SW] Performing background sync...');
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// Implement background sync logic here
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// For example: sync offline messages, upload queued files, etc.
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}
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// Push notifications
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self.addEventListener('push', (event) => {
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if (!event.data) {
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return;
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}
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const data = event.data.json();
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const url = data.link || data.url || '/';
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const options = {
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body: data.body,
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icon: '/icons/icon-192x192.png',
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badge: '/icons/badge-72x72.png',
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vibrate: [100, 50, 100],
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data: {
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dateOfArrival: Date.now(),
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primaryKey: data.primaryKey || 1,
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url
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},
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actions: [
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{
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action: 'explore',
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title: 'Ouvrir',
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icon: '/icons/checkmark.png'
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},
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{
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action: 'close',
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title: 'Fermer',
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icon: '/icons/xmark.png'
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}
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]
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};
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event.waitUntil(
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self.registration.showNotification(data.title, options)
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);
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});
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// Notification click handling
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self.addEventListener('notificationclick', (event) => {
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event.notification.close();
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if (event.action === 'close') {
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return;
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}
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const urlToOpen = event.notification.data?.url || event.notification.data?.link || '/';
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event.waitUntil(
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self.clients.matchAll({ type: 'window' }).then((clientList) => {
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// Check if a window is already open
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for (const client of clientList) {
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if (client.url === urlToOpen && 'focus' in client) {
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return client.focus();
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}
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}
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// Open a new window
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if (self.clients.openWindow) {
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return self.clients.openWindow(urlToOpen);
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}
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})
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);
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});
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console.log('[SW] Veza Platform Service Worker loaded'); |