refactoring

Resolve #7779

packages/backend/src/services/push-notification.ts

@@ -0,0 +1,53 @@
+import * as push from 'web-push';
+import config from '@/config/index';
+import { SwSubscriptions } from '@/models/index';
+import { fetchMeta } from '@/misc/fetch-meta';
+import { Packed } from '@/misc/schema';
+
+type notificationType = 'notification' | 'unreadMessagingMessage';
+type notificationBody = Packed<'Notification'> | Packed<'MessagingMessage'>;
+
+export default async function(userId: string, type: notificationType, body: notificationBody) {
+	const meta = await fetchMeta();
+
+	if (!meta.enableServiceWorker || meta.swPublicKey == null || meta.swPrivateKey == null) return;
+
+	// アプリケーションの連絡先と、サーバーサイドの鍵ペアの情報を登録
+	push.setVapidDetails(config.url,
+		meta.swPublicKey,
+		meta.swPrivateKey);
+
+	// Fetch
+	const subscriptions = await SwSubscriptions.find({
+		userId: userId
+	});
+
+	for (const subscription of subscriptions) {
+		const pushSubscription = {
+			endpoint: subscription.endpoint,
+			keys: {
+				auth: subscription.auth,
+				p256dh: subscription.publickey
+			}
+		};
+
+		push.sendNotification(pushSubscription, JSON.stringify({
+			type, body
+		}), {
+			proxy: config.proxy
+		}).catch((err: any) => {
+			//swLogger.info(err.statusCode);
+			//swLogger.info(err.headers);
+			//swLogger.info(err.body);
+
+			if (err.statusCode === 410) {
+				SwSubscriptions.delete({
+					userId: userId,
+					endpoint: subscription.endpoint,
+					auth: subscription.auth,
+					publickey: subscription.publickey
+				});
+			}
+		});
+	}
+}