zulip-desktop/app/renderer/js/notification/index.ts

import {remote} from "electron";

import DefaultNotification from "./default-notification";
import {appId} from "./helpers";

const {app} = remote;

// From https://github.com/felixrieseberg/electron-windows-notifications#appusermodelid
// On windows 8 we have to explicitly set the appUserModelId otherwise notification won't work.
app.setAppUserModelId(appId);

export interface NotificationData {
  close: () => void;
  title: string;
  dir: NotificationDirection;
  lang: string;
  body: string;
  tag: string;
  image: string;
  icon: string;
  badge: string;
  vibrate: readonly number[];
  timestamp: number;
  renotify: boolean;
  silent: boolean;
  requireInteraction: boolean;
  data: unknown;
  actions: readonly NotificationAction[];
}

export function newNotification(
  title: string,
  options: NotificationOptions,
  dispatch: (type: string, eventInit: EventInit) => boolean,
): NotificationData {
  const notification = new DefaultNotification(title, options);
  for (const type of ["click", "close", "error", "show"]) {
    notification.addEventListener(type, (ev: Event) => {
      if (!dispatch(type, ev)) {
        ev.preventDefault();
      }
    });
  }

  return {
    close: () => {
      notification.close();
    },
    title: notification.title,
    dir: notification.dir,
    lang: notification.lang,
    body: notification.body,
    tag: notification.tag,
    image: notification.image,
    icon: notification.icon,
    badge: notification.badge,
    vibrate: notification.vibrate,
    timestamp: notification.timestamp,
    renotify: notification.renotify,
    silent: notification.silent,
    requireInteraction: notification.requireInteraction,
    data: notification.data,
    actions: notification.actions,
  };
}