73 lines
1.8 KiB
TypeScript
73 lines
1.8 KiB
TypeScript
import { useRegisterSW } from 'virtual:pwa-register/vue'
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export default defineNuxtPlugin(() => {
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const online = useOnline()
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const registrationError = ref(false)
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const swActivated = ref(false)
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// https://thomashunter.name/posts/2021-12-11-detecting-if-pwa-twa-is-installed
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const ua = navigator.userAgent
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const ios = ua.match(/iPhone|iPad|iPod/)
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const standalone = window.matchMedia('(display-mode: standalone)').matches
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const isInstalled = !!(standalone || (ios && !ua.match(/Safari/)))
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const registerPeriodicSync = (swUrl: string, r: ServiceWorkerRegistration) => {
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setInterval(async () => {
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if (!online.value)
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return
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const resp = await fetch(swUrl, {
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cache: 'no-store',
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headers: {
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'cache': 'no-store',
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'cache-control': 'no-cache',
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},
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})
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if (resp?.status === 200)
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await r.update()
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}, 60 * 60 * 1000 /* 1 hour */)
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}
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const {
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needRefresh, updateServiceWorker,
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} = useRegisterSW({
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immediate: true,
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onRegisterError() {
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registrationError.value = true
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},
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onRegisteredSW(swUrl, r) {
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// should add support in pwa plugin
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if (r?.active?.state === 'activated') {
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swActivated.value = true
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registerPeriodicSync(swUrl, r)
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}
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else if (r?.installing) {
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r.installing.addEventListener('statechange', (e) => {
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const sw = e.target as ServiceWorker
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swActivated.value = sw.state === 'activated'
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if (swActivated.value)
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registerPeriodicSync(swUrl, r)
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})
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}
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},
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})
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const close = async () => {
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needRefresh.value = false
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}
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return {
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provide: {
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pwa: reactive({
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isInstalled,
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swActivated,
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registrationError,
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needRefresh,
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updateServiceWorker,
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close,
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}),
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},
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}
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})
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