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96 lines
3.2 KiB
JavaScript
96 lines
3.2 KiB
JavaScript
const notifier = require('node-notifier');
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const { bridge } = require('electron').remote.require('./bridge');
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class AlarmServiceDriverNode {
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constructor(options) {
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// Note: appName is required to get the notification to work. It must be the same as the appId defined in package.json
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// https://github.com/mikaelbr/node-notifier/issues/144#issuecomment-319324058
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this.appName_ = options.appName;
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this.notifications_ = {};
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this.service_ = null;
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}
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setService(s) {
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this.service_ = s;
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}
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logger() {
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return this.service_.logger();
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}
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hasPersistentNotifications() {
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return false;
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}
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notificationIsSet(id) {
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return id in this.notifications_;
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}
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async clearNotification(id) {
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if (!this.notificationIsSet(id)) return;
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clearTimeout(this.notifications_[id].timeoutId);
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delete this.notifications_[id];
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}
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async scheduleNotification(notification) {
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const now = Date.now();
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const interval = notification.date.getTime() - now;
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if (interval < 0) return;
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if (isNaN(interval)) {
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throw new Error(`Trying to create a notification from an invalid object: ${JSON.stringify(notification)}`);
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}
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this.logger().info(`AlarmServiceDriverNode::scheduleNotification: Notification ${notification.id} with interval: ${interval}ms`);
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if (this.notifications_[notification.id]) clearTimeout(this.notifications_[notification.id].timeoutId);
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let timeoutId = null;
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// Note: setTimeout will break for values larger than Number.MAX_VALUE - in which case the timer
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// will fire immediately. So instead, if the interval is greater than a set max, reschedule after
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// that max interval.
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// https://stackoverflow.com/questions/3468607/why-does-settimeout-break-for-large-millisecond-delay-values/3468699
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const maxInterval = 60 * 60 * 1000;
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if (interval >= maxInterval) {
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this.logger().info(`AlarmServiceDriverNode::scheduleNotification: Notification interval is greater than ${maxInterval}ms - will reschedule in ${maxInterval}ms`);
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timeoutId = setTimeout(() => {
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if (!this.notifications_[notification.id]) {
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this.logger().info(`AlarmServiceDriverNode::scheduleNotification: Notification ${notification.id} has been deleted - not rescheduling it`);
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return;
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}
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this.scheduleNotification(this.notifications_[notification.id]);
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}, maxInterval);
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} else {
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timeoutId = setTimeout(() => {
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const o = {
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appID: this.appName_,
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title: notification.title,
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icon: `${bridge().electronApp().buildDir()}/icons/512x512.png`,
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};
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if ('body' in notification) o.message = notification.body;
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// Message is required on Windows 7 however we don't want to repeat the title so
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// make it an empty string.
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// https://github.com/laurent22/joplin/issues/2144
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if (!o.message) o.message = '-';
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this.logger().info('AlarmServiceDriverNode::scheduleNotification: Triggering notification:', o);
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notifier.notify(o, (error, response) => {
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this.logger().info('AlarmServiceDriverNode::scheduleNotification: node-notifier response:', error, response);
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});
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this.clearNotification(notification.id);
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}, interval);
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}
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this.notifications_[notification.id] = Object.assign({}, notification);
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this.notifications_[notification.id].timeoutId = timeoutId;
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}
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}
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module.exports = AlarmServiceDriverNode;
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