src/lib/Utility/notifications.ts


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import { env } from '$env/dynamic/public';
import { getFingerprint } from './fingerprint';
import root from './root';

export const requestNotifications = async () => {
  if ('Notification' in window && navigator.serviceWorker) {
    const registration = await navigator.serviceWorker.getRegistration();

    if (registration) {
      try {
        const pushSubscription = await registration.pushManager.subscribe({
          userVisibleOnly: true,
          applicationServerKey: env.PUBLIC_VAPID_PUBLIC_KEY
        });

        await fetch(root(`/api/notifications/subscribe?p=${getFingerprint()}`), {
          method: 'POST',
          headers: {
            'Content-Type': 'application/json'
          },
          body: JSON.stringify(pushSubscription)
        });
      } catch {
        await fetch(`/api/notifications/unsubscribe?p=${getFingerprint()}`, {
          method: 'POST'
        });
      }
    }
  }
};