fix: skip notification when away or busy - WPB-8946 (#2438)

Author: caldrian

wire-ios-request-strategy/Sources/Notifications/Push Notifications/Notification Types/Content/ZMLocalNotification+Events.swift

@@ -16,6 +16,7 @@
 // along with this program. If not, see http://www.gnu.org/licenses/.
 //
 
+import Foundation
 import WireDataModel
 
 public extension ZMLocalNotification {
@@ -191,6 +192,17 @@ private class ConversationCreateEventNotificationBuilder: EventNotificationBuild
         LocalNotificationType.event(.conversationCreated)
     }
 
+    override func shouldCreateNotification() -> Bool {
+        if conversation == nil {
+            // WPB-8946: fixes bug: notifications shown even though availability is busy or away
+            let availability = moc.performAndWait { ZMUser.selfUser(in: moc).availability }
+            return [.none, .available].contains(availability)
+        }
+
+        // default behavior
+        return super.shouldCreateNotification()
+    }
+
 }
 
 // MARK: - Conversation Delete Event
@@ -322,7 +334,12 @@ private class NewMessageNotificationBuilder: EventNotificationBuilder {
                     "Not creating local notification for message with nonce = \(event.messageNonce) because conversation is silenced"
                 )
             return false
+        } else if conversation == nil {
+            // WPB-8946: fixes bug: notifications shown even though availability is busy or away
+            let availability = moc.performAndWait { ZMUser.selfUser(in: moc).availability }
+            return [.none, .available].contains(availability)
         }
+
         if ZMUser.selfUser(in: moc).remoteIdentifier == event.senderUUID {
             return false
         }