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fix: sw held back by network request for updating cached assets

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Ayo Ayco 2024-08-19 12:31:07 +02:00
parent 985dcb15e8
commit 28abc2bc6e
1 changed files with 10 additions and 18 deletions
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28
src/sw.mjs
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@ -44,28 +44,20 @@ const cacheAndRevalidate = async ({ request, preloadResponsePromise, fallbackUrl
// Try get the resource from the cache // Try get the resource from the cache
const responseFromCache = await cache.match(request); const responseFromCache = await cache.match(request);
try { if (responseFromCache) {
// get network response for revalidation of stale assets logInfo('using cached response...', { force: forceLogging, context: 'cozy-sw', data: responseFromCache.url })
const responseFromNetwork = await fetch(request.clone()); return responseFromCache;
}
// get network response for revalidation of cached assets
fetch(request.clone()).then((responseFromNetwork) => {
if (responseFromNetwork) { if (responseFromNetwork) {
logInfo('updated cached resource...', { force: forceLogging, context: 'cozy-sw', data: responseFromNetwork.url }) logInfo('updated cached resource...', { force: forceLogging, context: 'cozy-sw', data: responseFromNetwork.url })
putInCache(request, responseFromNetwork.clone()); putInCache(request, responseFromNetwork.clone());
} }
}).catch((error) => {
if (responseFromCache) { logError('failed to fetch updated resource', { force: forceLogging, context: 'cozy-sw', data: error })
logInfo('using cached response...', { force: forceLogging, context: 'cozy-sw', data: responseFromCache.url }) });
return responseFromCache;
} else {
logInfo('using network response...', { force: forceLogging, context: 'cozy-sw', data: responseFromNetwork.url })
return responseFromNetwork;
}
} catch (error) {
logInfo('failed to fetch updated resource', { force: forceLogging, context: 'cozy-sw', data: request.url })
if (responseFromCache) {
logInfo('using cached response', { force: forceLogging, context: 'cozy-sw', data: responseFromCache.url })
return responseFromCache;
}
}
// Try to use the preloaded response, if it's there // Try to use the preloaded response, if it's there
// NOTE: Chrome throws errors regarding preloadResponse, see: // NOTE: Chrome throws errors regarding preloadResponse, see: