Cache CSS using ServiceWorker given GitHub's deficiencies

https://github.com/orgs/community/discussions/11884
guilhermesimoes · Oct 18, 2024 · 693e962 · 693e962
1 parent 2826704
commit 693e962
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/service-worker.js b/service-worker.js
@@ -35,6 +35,14 @@ async function fetchOrGoToOfflinePage(fetchEvent) {
       );
   }
 
+  // "hack" until GitHub pages supports a longer Cache-Control https://github.com/orgs/community/discussions/11884
+  if (eventRequest.url.endsWith('.css')) {
+    return Promise.all([fetch(eventRequest), caches.open(CACHE_NAME)]).then(
+        ([response, cache]) => cache.add(eventRequest.url, response).then(() => response.clone()),
+        (error) => caches.match(eventRequest.url)
+      )
+  }
+
   return fetch(eventRequest);
 }