notification cooldown

Daemons/NotifServer.qml

@@ -23,6 +23,29 @@ Singleton {
 	readonly property list<Notif> popups: list.filter(n => n.popup)
 	property alias server: server
 
+	readonly property var appCooldownMap: new Map()
+
+	function shouldThrottle(appName: string): bool {
+		if ( props.dnd )
+			return false;
+
+		const key = ( appName || "unknown" ).trim().toLowerCase();
+		const cooldownSec = Config.notifs.appNotifCooldown;
+		const cooldownMs = Math.max(0, cooldownSec * 1000);
+
+		if ( cooldownMs <= 0 )
+			return true;
+
+		const now = Date.now();
+		const until = appCooldownMap.get( key ) ?? 0;
+
+		if ( now < until )
+			return false;
+
+		appCooldownMap.set( key, now + cooldownMs )
+		return true;
+	}
+
 	onListChanged: {
 		if (loaded) {
 			saveTimer.restart();
@@ -77,8 +100,10 @@ Singleton {
 		onNotification: notif => {
 			notif.tracked = true;
 
+			const is_popup = root.shouldThrottle(notif.appName);
+
 			const comp = notifComp.createObject(root, {
-				popup: !props.dnd,
+				popup: is_popup,
 				notification: notif
 			});
 			root.list = [comp, ...root.list];