rodolphe/opensmtpd-filter-sake
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Changing the caching strategy

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This commit is contained in:
Rodolphe Bréard 2023-07-23 18:04:57 +02:00
parent d57516c988
commit cc515d57c6
1 changed files with 10 additions and 12 deletions
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22
pwa/sw.js
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@ -28,17 +28,15 @@ self.addEventListener('fetch', (event) => {
return;
}
event.respondWith((async () => {
event.respondWith(caches.open(cache_name).then((cache) => {
log_message(`Fetching resource: ${event.request.url}`);
const cache_promise = await caches.match(event.request);
if (cache_promise) {
log_message(`Resource retrieved from cache: ${event.request.url}`);
return cache_promise;
}
const fetch_promise = await fetch(event.request);
const cache = await caches.open(cache_name);
log_message(`Caching new resource: ${event.request.url}`);
cache.put(event.request, fetch_promise.clone());
return fetch_promise;
})());
return cache.match(event.request).then((cached_response) => {
const fetched_response = fetch(event.request).then((network_response) => {
log_message(`Caching resource: ${event.request.url}`);
cache.put(event.request, network_response.clone());
return network_response;
});
return cached_response || fetched_response;
});
}));
});