Initial commit

sw.js

@@ -0,0 +1,48 @@
+const CACHE_NAME = 'amusement-pwa-cache-v1';
+const urlsToCache = [
+  './',
+  './index.html',
+  './style.css',
+  './app.js',
+  './manifest.json',
+  './icon.svg',
+  'https://fonts.googleapis.com/css2?family=Inter:wght@400;500;700;800&family=Outfit:wght@400;600;800&display=swap'
+];
+
+self.addEventListener('install', event => {
+  event.waitUntil(
+    caches.open(CACHE_NAME)
+      .then(cache => {
+        return cache.addAll(urlsToCache);
+      })
+  );
+});
+
+self.addEventListener('fetch', event => {
+  event.respondWith(
+    caches.match(event.request)
+      .then(response => {
+        // Cache hit - return response
+        if (response) {
+          return response;
+        }
+        return fetch(event.request);
+      }
+    )
+  );
+});
+
+self.addEventListener('activate', event => {
+  const cacheWhitelist = [CACHE_NAME];
+  event.waitUntil(
+    caches.keys().then(cacheNames => {
+      return Promise.all(
+        cacheNames.map(cacheName => {
+          if (cacheWhitelist.indexOf(cacheName) === -1) {
+            return caches.delete(cacheName);
+          }
+        })
+      );
+    })
+  );
+});