Fixed an issue where legacy group push notifications weren't working

SessionNotificationServiceExtension/NotificationServiceExtension.swift

@@ -61,12 +61,18 @@ public final class NotificationServiceExtension: UNNotificationServiceExtension
     }
     
     private func handleNotification(_ notificationContent: UNMutableNotificationContent, isPerformingResetup: Bool) {
+        let userSessionId: String = getUserHexEncodedPublicKey(using: dependencies)
         let (maybeData, metadata, result) = PushNotificationAPI.processNotification(
             notificationContent: notificationContent,
             using: dependencies
         )
         
-        guard metadata.accountId == getUserHexEncodedPublicKey(using: dependencies) else {
+        /// There is an annoying issue where clearing account data and creating a new account can result in the user receiving push notifications
+        /// for the new account but the NotificationServiceExtension having cached state based on the old account
+        ///
+        /// In order to avoid this we check if the account the notification was sent to matches the current users sessionId and if it doesn't (and the
+        /// notification is for a message stored in one of the users namespaces) then try to re-setup the notification extension
+        guard !metadata.namespace.isCurrentUserNamespace || metadata.accountId == userSessionId else {
             guard !isPerformingResetup else {
                 Log.error("Received notification for an accountId that isn't the current user, resetup failed.")
                 return self.completeSilenty(handledNotification: false)

SessionSnodeKit/Types/SnodeAPINamespace.swift

@@ -68,6 +68,16 @@ public extension SnodeAPI {
             }
         }
         
+        public var isCurrentUserNamespace: Bool {
+            switch self {
+                case .default, .configUserProfile, .configContacts, .configConvoInfoVolatile, .configUserGroups:
+                    return true
+                    
+                case .configClosedGroupInfo, .legacyClosedGroup, .unknown, .all:
+                    return false
+            }
+        }
+        
         public var isConfigNamespace: Bool {
             switch self {
                 case .configUserProfile, .configContacts, .configConvoInfoVolatile, .configUserGroups,