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path: root/src/lib/Utility/notifications.ts
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import { env } from "$env/dynamic/public";
import {
	isNotificationQueued,
	notifications,
	updateLastNotificationID,
} from "$lib/Data/AniList/notifications";
import { database } from "$lib/Database/IDB/user";
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",
				});
				await updateLocalNotifications();
				setInterval(async () => await updateLocalNotifications(), 1000 * 60);
			}
		}
	}
};

const updateLocalNotifications = async () => {
	const user = (await database.users.toArray()).at(0);

	if (!user) return;

	const recentNotifications = await notifications(user.user.accessToken);

	if ((await window.Notification.requestPermission()) === "granted")
		if (
			recentNotifications &&
			isNotificationQueued(recentNotifications, user.lastNotificationID)
		) {
			await updateLastNotificationID(user.id, recentNotifications);

			new Notification("due.moe", {
				body: `${recentNotifications[0].user.name}${recentNotifications[0].context}`,
				icon:
					recentNotifications[0].user.avatar.large || "/favicon-196x196.png",
				tag: "notification-1",
			});
		}
};