Remove service worker code that has never been used
This commit is contained in:
Thibaut Girka
parent
4bf43e6f3e
commit
ca49ad86c6
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@ -1,10 +0,0 @@
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import './web_push_notifications';
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// Cause a new version of a registered Service Worker to replace an existing one
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// that is already installed, and replace the currently active worker on open pages.
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self.addEventListener('install', function(event) {
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event.waitUntil(self.skipWaiting());
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});
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self.addEventListener('activate', function(event) {
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event.waitUntil(self.clients.claim());
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});
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@ -1,159 +0,0 @@
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const MAX_NOTIFICATIONS = 5;
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const GROUP_TAG = 'tag';
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// Avoid loading intl-messageformat and dealing with locales in the ServiceWorker
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const formatGroupTitle = (message, count) => message.replace('%{count}', count);
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const notify = options =>
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self.registration.getNotifications().then(notifications => {
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if (notifications.length === MAX_NOTIFICATIONS) {
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// Reached the maximum number of notifications, proceed with grouping
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const group = {
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title: formatGroupTitle(options.data.message, notifications.length + 1),
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body: notifications
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.sort((n1, n2) => n1.timestamp < n2.timestamp)
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.map(notification => notification.title).join('\n'),
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badge: '/badge.png',
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icon: '/android-chrome-192x192.png',
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tag: GROUP_TAG,
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data: {
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url: (new URL('/web/notifications', self.location)).href,
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count: notifications.length + 1,
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message: options.data.message,
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},
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};
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notifications.forEach(notification => notification.close());
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return self.registration.showNotification(group.title, group);
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} else if (notifications.length === 1 && notifications[0].tag === GROUP_TAG) {
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// Already grouped, proceed with appending the notification to the group
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const group = cloneNotification(notifications[0]);
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group.title = formatGroupTitle(group.data.message, group.data.count + 1);
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group.body = `${options.title}\n${group.body}`;
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group.data = { ...group.data, count: group.data.count + 1 };
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return self.registration.showNotification(group.title, group);
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}
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return self.registration.showNotification(options.title, options);
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});
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const handlePush = (event) => {
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const options = event.data.json();
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options.body = options.data.nsfw || options.data.content;
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options.dir = options.data.dir;
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options.image = options.image || undefined; // Null results in a network request (404)
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options.timestamp = options.timestamp && new Date(options.timestamp);
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const expandAction = options.data.actions.find(action => action.todo === 'expand');
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if (expandAction) {
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options.actions = [expandAction];
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options.hiddenActions = options.data.actions.filter(action => action !== expandAction);
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options.data.hiddenImage = options.image;
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options.image = undefined;
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} else {
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options.actions = options.data.actions;
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}
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event.waitUntil(notify(options));
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};
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const cloneNotification = (notification) => {
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const clone = { };
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for(var k in notification) {
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clone[k] = notification[k];
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}
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return clone;
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};
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const expandNotification = (notification) => {
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const nextNotification = cloneNotification(notification);
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nextNotification.body = notification.data.content;
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nextNotification.image = notification.data.hiddenImage;
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nextNotification.actions = notification.data.actions.filter(action => action.todo !== 'expand');
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return self.registration.showNotification(nextNotification.title, nextNotification);
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};
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const makeRequest = (notification, action) =>
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fetch(action.action, {
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headers: {
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'Authorization': `Bearer ${notification.data.access_token}`,
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'Content-Type': 'application/json',
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},
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method: action.method,
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credentials: 'include',
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});
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const findBestClient = clients => {
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const focusedClient = clients.find(client => client.focused);
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const visibleClient = clients.find(client => client.visibilityState === 'visible');
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return focusedClient || visibleClient || clients[0];
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};
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const openUrl = url =>
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self.clients.matchAll({ type: 'window' }).then(clientList => {
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if (clientList.length !== 0) {
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const webClients = clientList.filter(client => /\/web\//.test(client.url));
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if (webClients.length !== 0) {
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const client = findBestClient(webClients);
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const { pathname } = new URL(url);
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if (pathname.startsWith('/web/')) {
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return client.focus().then(client => client.postMessage({
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type: 'navigate',
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path: pathname.slice('/web/'.length - 1),
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}));
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}
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} else if ('navigate' in clientList[0]) { // Chrome 42-48 does not support navigate
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const client = findBestClient(clientList);
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return client.navigate(url).then(client => client.focus());
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}
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}
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return self.clients.openWindow(url);
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});
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const removeActionFromNotification = (notification, action) => {
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const actions = notification.actions.filter(act => act.action !== action.action);
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const nextNotification = cloneNotification(notification);
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nextNotification.actions = actions;
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return self.registration.showNotification(nextNotification.title, nextNotification);
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};
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const handleNotificationClick = (event) => {
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const reactToNotificationClick = new Promise((resolve, reject) => {
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if (event.action) {
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const action = event.notification.data.actions.find(({ action }) => action === event.action);
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if (action.todo === 'expand') {
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resolve(expandNotification(event.notification));
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} else if (action.todo === 'request') {
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resolve(makeRequest(event.notification, action)
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.then(() => removeActionFromNotification(event.notification, action)));
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} else {
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reject(`Unknown action: ${action.todo}`);
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}
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} else {
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event.notification.close();
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resolve(openUrl(event.notification.data.url));
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}
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});
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event.waitUntil(reactToNotificationClick);
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};
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self.addEventListener('push', handlePush);
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self.addEventListener('notificationclick', handleNotificationClick);
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