Files

27 lines
888 B
JavaScript

const CACHE = 'workout-five-v1'
const ASSETS = ['/', '/manifest.json', '/icon-192.png', '/icon-512.png', '/apple-touch-icon.png']
self.addEventListener('install', (e) => {
e.waitUntil(caches.open(CACHE).then((c) => c.addAll(ASSETS)).then(() => self.skipWaiting()))
})
self.addEventListener('activate', (e) => {
e.waitUntil(
caches.keys().then((keys) => Promise.all(keys.filter((k) => k !== CACHE).map((k) => caches.delete(k)))).then(() => self.clients.claim())
)
})
self.addEventListener('fetch', (e) => {
const url = new URL(e.request.url)
if (e.request.method !== 'GET' || url.pathname.startsWith('/api/')) {
return // API 走网络
}
e.respondWith(
caches.match(e.request).then((hit) => hit || fetch(e.request).then((resp) => {
const clone = resp.clone()
caches.open(CACHE).then((c) => c.put(e.request, clone))
return resp
}))
)
})