mirror of
https://github.com/elk-zone/elk.git
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193 lines
6.2 KiB
TypeScript
193 lines
6.2 KiB
TypeScript
import type { mastodon } from 'masto'
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import type {
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CreatePushNotification,
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PushNotificationPolicy,
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PushNotificationRequest,
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SubscriptionResult,
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} from '~/composables/push-notifications/types'
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import { STORAGE_KEY_NOTIFICATION, STORAGE_KEY_NOTIFICATION_POLICY } from '~/constants'
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const supportsPushNotifications = typeof window !== 'undefined'
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&& 'serviceWorker' in navigator
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&& 'PushManager' in window
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&& 'getKey' in PushSubscription.prototype
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export const usePushManager = () => {
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const masto = useMasto()
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const isSubscribed = ref(false)
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const notificationPermission = ref<PermissionState | undefined>(
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Notification.permission === 'denied'
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? 'denied'
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: Notification.permission === 'granted'
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? 'granted'
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: Notification.permission === 'default'
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? 'prompt'
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: undefined,
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)
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const isSupported = $computed(() => supportsPushNotifications)
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const hiddenNotification = useLocalStorage<PushNotificationRequest>(STORAGE_KEY_NOTIFICATION, {})
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const configuredPolicy = useLocalStorage<PushNotificationPolicy>(STORAGE_KEY_NOTIFICATION_POLICY, {})
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const pushNotificationData = ref({
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follow: currentUser.value?.pushSubscription?.alerts.follow ?? true,
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favourite: currentUser.value?.pushSubscription?.alerts.favourite ?? true,
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reblog: currentUser.value?.pushSubscription?.alerts.reblog ?? true,
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mention: currentUser.value?.pushSubscription?.alerts.mention ?? true,
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poll: currentUser.value?.pushSubscription?.alerts.poll ?? true,
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policy: configuredPolicy.value[currentUser.value?.account?.acct ?? ''] ?? 'all',
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})
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// don't clone, we're using indexeddb
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const { history, commit, clear } = useManualRefHistory(pushNotificationData)
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const saveEnabled = computed(() => {
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const current = pushNotificationData.value
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const previous = history.value?.[0]?.snapshot
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return current.favourite !== previous.favourite
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|| current.reblog !== previous.reblog
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|| current.mention !== previous.mention
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|| current.follow !== previous.follow
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|| current.poll !== previous.poll
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|| current.policy !== previous.policy
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})
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watch(() => currentUser.value?.pushSubscription, (subscription) => {
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isSubscribed.value = !!subscription
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pushNotificationData.value = {
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follow: subscription?.alerts.follow ?? false,
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favourite: subscription?.alerts.favourite ?? false,
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reblog: subscription?.alerts.reblog ?? false,
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mention: subscription?.alerts.mention ?? false,
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poll: subscription?.alerts.poll ?? false,
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policy: configuredPolicy.value[currentUser.value?.account?.acct ?? ''] ?? 'all',
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}
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}, { immediate: true, flush: 'post' })
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const subscribe = async (
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notificationData?: CreatePushNotification,
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policy?: mastodon.v1.SubscriptionPolicy,
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force?: boolean,
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): Promise<SubscriptionResult> => {
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if (!isSupported)
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return 'not-supported'
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if (!currentUser.value)
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return 'no-user'
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const { pushSubscription, server, token, vapidKey, account: { acct } } = currentUser.value
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if (!token || !server || !vapidKey)
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return 'invalid-vapid-key'
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// always request permission, browsers should remember user decision
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const permission = await Promise.resolve(Notification.requestPermission()).then((p) => {
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return p === 'default' ? 'prompt' : p
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})
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if (permission === 'denied') {
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notificationPermission.value = permission
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return 'notification-denied'
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}
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currentUser.value.pushSubscription = await createPushSubscription(
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{
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pushSubscription, server, token, vapidKey,
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},
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notificationData ?? {
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alerts: {
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follow: true,
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favourite: true,
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reblog: true,
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mention: true,
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poll: true,
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},
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},
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policy ?? 'all',
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force,
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)
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await nextTick()
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notificationPermission.value = permission
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hiddenNotification.value[acct] = true
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return 'subscribed'
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}
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const unsubscribe = async () => {
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if (!isSupported || !isSubscribed || !currentUser.value)
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return false
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await removePushNotifications(currentUser.value)
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await removePushNotificationData(currentUser.value)
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}
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const saveSettings = async (policy?: mastodon.v1.SubscriptionPolicy) => {
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if (policy)
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pushNotificationData.value.policy = policy
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commit()
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if (policy)
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configuredPolicy.value[currentUser.value!.account.acct ?? ''] = policy
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else
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configuredPolicy.value[currentUser.value!.account.acct ?? ''] = pushNotificationData.value.policy
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await nextTick()
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clear()
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await nextTick()
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}
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const undoChanges = () => {
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const current = pushNotificationData.value
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const previous = history.value[0].snapshot
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current.favourite = previous.favourite
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current.reblog = previous.reblog
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current.mention = previous.mention
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current.follow = previous.follow
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current.poll = previous.poll
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current.policy = previous.policy
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configuredPolicy.value[currentUser.value!.account.acct ?? ''] = previous.policy
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commit()
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clear()
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}
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const updateSubscription = async () => {
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if (currentUser.value) {
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const previous = history.value[0].snapshot
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const data = {
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alerts: {
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follow: pushNotificationData.value.follow,
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favourite: pushNotificationData.value.favourite,
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reblog: pushNotificationData.value.reblog,
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mention: pushNotificationData.value.mention,
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poll: pushNotificationData.value.poll,
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},
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}
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const policy = pushNotificationData.value.policy
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const policyChanged = previous.policy !== policy
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// to change policy we need to resubscribe
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if (policyChanged)
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await subscribe(data, policy, true)
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else
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currentUser.value.pushSubscription = await masto.v1.webPushSubscriptions.update({ data })
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policyChanged && await nextTick()
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// force change policy when changed: watch is resetting it on push subscription update
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await saveSettings(policyChanged ? policy : undefined)
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}
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}
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return {
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pushNotificationData,
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saveEnabled,
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undoChanges,
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hiddenNotification,
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isSupported,
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isSubscribed,
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notificationPermission,
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updateSubscription,
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subscribe,
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unsubscribe,
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}
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}
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