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sw.js
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sw.js
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const VERSION = 1;
const CACHENAME = `preact-reddit-pwa-v${VERSION}`;
self.addEventListener('install', (event) => {
event.waitUntil(
caches.open(CACHENAME).then((cache) => {
return cache.addAll([
'/',
'./app.js',
'./src/preact-pwa-comment.js',
'./src/preact-pwa-search.js',
'./src/preact-pwa-subreddit.js',
'./src/preact-pwa-thread.js',
'./src/utils.js',
'./web_modules/preact-async-route.js',
'./web_modules/preact-router.js',
'./web_modules/preact/hooks.js',
'./web_modules/htm/preact.js',
'./web_modules/common/preact.module-216c846d.js',
'./web_modules/kv-storage-polyfill.js',
'./web_modules/es-module-shims.js',
]);
})
);
});
self.addEventListener('activate', (event) => {
event.waitUntil(
caches.keys().then((cacheNames) => {
return Promise.all(
cacheNames
.filter(cacheName => cacheName.startsWith('reddit-pwa-') && cacheName !== CACHENAME)
.map(cacheName => caches.delete(cacheName))
)
})
)
});
self.addEventListener('fetch', async (event) => {
if (event.request.mode === 'navigate') {
event.respondWith(caches.match('/'));
return;
}
event.respondWith(caches.match(event.request).then(res => res || fetch(event.request)))
});