improve push notifications code

This commit is contained in:
Egor Kislitsyn 2018-12-09 19:25:43 +07:00
parent 11716a7a53
commit 73b17d70ec
3 changed files with 48 additions and 65 deletions

View file

@ -12,16 +12,23 @@ const subscribe = {
setVapidPublicKey (state, vapidPublicKey) {
state.vapidPublicKey = vapidPublicKey
}
},
actions: {
setInstanceOption (store, { name, value }) {
if (name === 'vapidPublicKey') {
store.commit('setVapidPublicKey', value)
if (store.state.token) registerPushNotifications(this)
if (store.state.token) {
registerPushNotifications(store.rootState.config.webPushNotifications, value, store.state.token)
}
}
},
setCurrentUser (store, user) {
store.commit('setApiToken', user.credentials)
if (store.state.vapidPublicKey) registerPushNotifications(this)
if (store.state.vapidPublicKey) {
registerPushNotifications(store.rootState.config.webPushNotifications, store.state.vapidPublicKey, user.credentials)
}
}
}
}

View file

@ -14,58 +14,42 @@ function isPushSupported () {
function registerServiceWorker () {
return navigator.serviceWorker.register('/static/sw.js')
.then(function (registration) {
console.log('Service worker successfully registered.')
return registration
})
.catch(function (err) {
console.error('Unable to register service worker.', err)
})
.catch((err) => console.error('Unable to register service worker.', err))
}
function askPermission () {
return new Promise(function (resolve, reject) {
if (!window.Notification) return reject(new Error('Notifications disabled'))
return new Promise((resolve, reject) => {
const Notification = window.Notification
if (window.Notification.permission !== 'default') {
return resolve(window.Notification.permission)
}
if (!Notification) return reject(new Error('Notifications disabled'))
if (Notification.permission !== 'default') return resolve(Notification.permission)
const permissionResult = window.Notification.requestPermission(function (result) {
resolve(result)
})
const permissionResult = Notification.requestPermission(resolve)
if (permissionResult) permissionResult.then(resolve, reject)
}).then(function (permissionResult) {
if (permissionResult !== 'granted') {
throw new Error('We weren\'t granted permission.')
}
}).then((permissionResult) => {
if (permissionResult !== 'granted') throw new Error('We weren\'t granted permission.')
return permissionResult
})
}
function subscribe (registration, store) {
if (!store.rootState.config.webPushNotifications) {
return Promise.reject(new Error('Web Push is disabled in config'))
}
if (!store.rootState.instance.vapidPublicKey) {
return Promise.reject(new Error('VAPID public key is not found'))
}
function subscribe (registration, isEnabled, vapidPublicKey) {
if (!isEnabled) return Promise.reject(new Error('Web Push is disabled in config'))
if (!vapidPublicKey) return Promise.reject(new Error('VAPID public key is not found'))
const subscribeOptions = {
userVisibleOnly: true,
applicationServerKey: urlBase64ToUint8Array(store.rootState.instance.vapidPublicKey)
applicationServerKey: urlBase64ToUint8Array(vapidPublicKey)
}
return registration.pushManager.subscribe(subscribeOptions)
}
function sendSubscriptionToBackEnd (subscription, store) {
function sendSubscriptionToBackEnd (subscription, token) {
return window.fetch('/api/v1/push/subscription/', {
method: 'POST',
headers: {
'Content-Type': 'application/json',
'Authorization': `Bearer ${store.rootState.oauth.token}`
'Authorization': `Bearer ${token}`
},
body: JSON.stringify({
subscription,
@ -79,28 +63,23 @@ function sendSubscriptionToBackEnd (subscription, store) {
}
})
})
.then(function (response) {
if (!response.ok) {
throw new Error('Bad status code from server.')
}
.then((response) => {
if (!response.ok) throw new Error('Bad status code from server.')
return response.json()
})
.then(function (responseData) {
if (!responseData.id) {
throw new Error('Bad response from server.')
}
.then((responseData) => {
if (!responseData.id) throw new Error('Bad response from server.')
return responseData
})
}
export default function registerPushNotifications (store) {
export default function registerPushNotifications (isEnabled, vapidPublicKey, token) {
if (isPushSupported()) {
registerServiceWorker()
.then(function (registration) {
.then((registration) => {
return askPermission()
.then(() => subscribe(registration, store))
.then((subscription) => sendSubscriptionToBackEnd(subscription, store))
.then(() => subscribe(registration, isEnabled, vapidPublicKey))
.then((subscription) => sendSubscriptionToBackEnd(subscription, token))
.catch((e) => console.warn(`Failed to setup Web Push Notifications: ${e.message}`))
})
}

View file

@ -1,32 +1,29 @@
/* eslint-env serviceworker */
self.addEventListener('push', function (event) {
function getWindowClients () {
return clients.matchAll({ includeUncontrolled: true })
.then((clientList) => clientList.filter(({ type }) => type === 'window'))
}
self.addEventListener('push', (event) => {
if (event.data) {
event.waitUntil(getWindowClients().then((list) => {
const data = event.data.json()
const promiseChain = clients.matchAll({
includeUncontrolled: true
}).then(function (clientList) {
const list = clientList.filter((item) => item.type === 'window')
if (list.length) return
return self.registration.showNotification(data.title, data)
})
event.waitUntil(promiseChain)
if (list.length === 0) return self.registration.showNotification(data.title, data)
}))
}
})
self.addEventListener('notificationclick', function (event) {
self.addEventListener('notificationclick', (event) => {
event.notification.close()
event.waitUntil(clients.matchAll({
includeUncontrolled: true
}).then(function (clientList) {
const list = clientList.filter((item) => item.type === 'window')
event.waitUntil(getWindowClients().then((list) => {
for (var i = 0; i < list.length; i++) {
var client = list[i]
if (client.url === '/' && 'focus' in client) { return client.focus() }
}
if (clients.openWindow) { return clients.openWindow('/') }
if (clients.openWindow) return clients.openWindow('/')
}))
})