Clear notifications for fully read rooms using the event's timestamp instead of delivery date

ElementX/Sources/Services/Notification/Manager/NotificationManager.swift

@@ -151,7 +151,10 @@ final class NotificationManager: NSObject, NotificationManagerProtocol {
                     return false
                 }
                 
-                return notification.date <= lastMessageDate
+                // The delivery date is later than the event's so only use it for notifications without an event date.
+                let notificationDate = notification.request.content.eventDate ?? notification.date
+                // Truncated to seconds to match `RoomSummary.lastMessageDate`.
+                return notificationDate.timeIntervalSince1970.rounded(.down) <= lastMessageDate.timeIntervalSince1970
             }
             .map(\.request.identifier)
         

ElementX/Sources/Services/Notification/NotificationConstants.swift

@@ -12,6 +12,7 @@ nonisolated enum NotificationConstants {
     enum UserInfoKey {
         static let roomIdentifier = "room_id"
         static let eventIdentifier = "event_id"
+        static let eventDate = "event_date"
         static let threadRootEventIdentifier = "thread_root_event_id"
         static let pusherNotificationClientIdentifier = "pusher_notification_client_identifier"
         static let receiverIdentifier = "receiver_id"