frigate/web/public/notifications-worker.js

// Notifications Worker

self.addEventListener("push", function (event) {
  // @ts-expect-error we know this exists
  if (event.data) {
    // @ts-expect-error we know this exists
    const data = event.data.json();

    let actions = [];

    switch (data.type ?? "unknown") {
      case "alert":
        actions = [
          {
            action: "markReviewed",
            title: "Mark as Reviewed",
          },
        ];
        break;
    }

    // @ts-expect-error we know this exists
    self.registration.showNotification(data.title, {
      body: data.message,
      icon: "/images/maskable-icon.png",
      image: data.image,
      badge: "/images/maskable-badge.png",
      tag: data.id,
      data: { id: data.id, link: data.direct_url },
      actions,
    });
  } else {
    // pass
    // This push event has no data
  }
});

self.addEventListener("notificationclick", (event) => {
  // @ts-expect-error we know this exists
  if (event.notification) {
    // @ts-expect-error we know this exists
    event.notification.close();

    switch (event.action ?? "default") {
      case "markReviewed":
        if (event.notification.data) {
          fetch("/api/reviews/viewed", {
            method: "POST",
            headers: { "Content-Type": "application/json", "X-CSRF-TOKEN": 1 },
            body: JSON.stringify({ ids: [event.notification.data.id] }),
          });
        }
        break;
      default:
        // @ts-expect-error we know this exists
        if (event.notification.data) {
          const url = event.notification.data.link;
          // eslint-disable-next-line no-undef
          if (clients.openWindow) {
            // eslint-disable-next-line no-undef
            return clients.openWindow(url);
          }
        }
    }
  }
});