From aa7870b2eae80a6dbdc1a92dc2429b1e66d3c1f7 Mon Sep 17 00:00:00 2001
From: Fuwn <contact@fuwn.me>
Date: Thu, 25 Jul 2024 02:55:38 -0700
Subject: fix(pwa): robust silent notifications

---
 src/service-worker.ts | 20 ++++++++++++++------
 1 file changed, 14 insertions(+), 6 deletions(-)

diff --git a/src/service-worker.ts b/src/service-worker.ts
index d7629073..21de63a2 100644
--- a/src/service-worker.ts
+++ b/src/service-worker.ts
@@ -114,7 +114,9 @@ sw.addEventListener('push', async (event: PushEvent) => {
 
 			sw.registration.showNotification('due.moe', {
 				body: `${recentNotifications[0].user.name}${recentNotifications[0].context}`,
-				icon: recentNotifications[0].user.avatar.large || '/favicon-196x196.png'
+				icon: recentNotifications[0].user.avatar.large || '/favicon-196x196.png',
+				// Ref. https://stackoverflow.com/a/50805868/14452787
+				tag: 'notification-1'
 			});
 
 			return;
@@ -123,11 +125,17 @@ sw.addEventListener('push', async (event: PushEvent) => {
 		console.error(error);
 	}
 
-	event.waitUntil(
-		new Promise(() => {
-			//
-		})
-	);
+	// Ref. https://github.com/firebase/quickstart-js/issues/126#issuecomment-504081087
+	return new Promise((resolve) => {
+		(resolve as unknown as () => void)();
+		setTimeout(() => {
+			sw.registration.getNotifications().then((notifications) => {
+				notifications.forEach((notification) => {
+					if (notification.tag !== 'notification') notification.close();
+				});
+			});
+		}, 10);
+	});
 });
 
 sw.addEventListener('notificationclick', (event: NotificationEvent) => {
-- 
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