70 lines
1.6 KiB
JavaScript
70 lines
1.6 KiB
JavaScript
/**
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* Service Worker
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*/
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import composeNotification from './scripts/compose-notification';
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// eslint-disable-next-line no-undef
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const version = _VERSION_;
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const cacheName = `mk-cache-${version}`;
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const apiUrl = `${location.origin}/api/`;
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// インストールされたとき
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self.addEventListener('install', ev => {
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console.info('installed');
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ev.waitUntil(
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caches.open(cacheName)
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.then(cache => {
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return cache.addAll([
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`/?v=${version}`
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]);
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})
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.then(() => self.skipWaiting())
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);
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});
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self.addEventListener('activate', ev => {
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ev.waitUntil(
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caches.keys()
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.then(cacheNames => Promise.all(
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cacheNames
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.filter((v) => v !== cacheName)
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.map(name => caches.delete(name))
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))
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.then(() => self.clients.claim())
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);
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});
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self.addEventListener('fetch', ev => {
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if (ev.request.method !== 'GET' || ev.request.url.startsWith(apiUrl)) return;
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ev.respondWith(
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caches.match(ev.request)
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.then(response => {
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return response || fetch(ev.request);
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})
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.catch(() => {
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return caches.match(`/?v=${version}`);
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})
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);
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});
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// プッシュ通知を受け取ったとき
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self.addEventListener('push', ev => {
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// クライアント取得
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ev.waitUntil(self.clients.matchAll({
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includeUncontrolled: true
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}).then(clients => {
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// クライアントがあったらストリームに接続しているということなので通知しない
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if (clients.length != 0) return;
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const { type, body } = ev.data.json();
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const n = composeNotification(type, body);
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return self.registration.showNotification(n.title, {
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body: n.body,
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icon: n.icon,
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});
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}));
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});
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