Notifications list is properly updated.

1Weather/Model/LocationManager.swift

@@ -478,11 +478,13 @@ extension LocationManager: DeviceLocationMonitorDelegate {
 
 // MARK: - NWSAlertsManagerDelegate
 extension LocationManager: NWSAlertsManagerDelegate {
+    public func alertsListDidChange(in alertsManager: NWSAlertsManager) {
+        // do nothing
+    }
+    
     public func extendedInfoAvailable(from alertsManager: NWSAlertsManager, for alert: NWSAlert) {
-        DispatchQueue.main.async {
-            if let alertIndex = self.selectedLocation?.notifications?.nwsAlerts.firstIndex(of: alert) {
-                self.selectedLocation?.notifications?.nwsAlerts[alertIndex] = alert
-            }
+        if let alertIndex = self.selectedLocation?.notifications?.nwsAlerts.firstIndex(of: alert) {
+            self.selectedLocation?.notifications?.nwsAlerts[alertIndex] = alert
         }
     }
 }

1Weather/Network/Notifications/NWSAlertsManager.swift

@@ -16,7 +16,8 @@ public enum NWSError: Error {
 }
 
 public protocol NWSAlertsManagerDelegate: class {
-    func extendedInfoAvailable(from alertsManager: NWSAlertsManager, for alert: NWSAlert)
+    func alertsListDidChange(in alertsManager: NWSAlertsManager)
+    func extendedInfoAvailable(from alertsManager: NWSAlertsManager, for alert:  NWSAlert)
 }
 
 public class NWSAlertsManager {
@@ -202,6 +203,7 @@ public class NWSAlertsManager {
         // A deadlock shouldn't happen unless main thread waits on internalQueue, which it doesn't.
         DispatchQueue.main.sync {
             self.alerts = resultingAlerts
+            self.delegate?.alertsListDidChange(in: self)
         }
         fetchAllExtendedInfo(for: resultingAlerts)
     }

1Weather/ViewModels/NotificationsViewModel.swift

@@ -9,9 +9,25 @@ import Foundation
 
 class NotificationsViewModel: ViewModelProtocol {
     public weak var delegate:ViewModelDelegate?
-    private let alertsManager: NWSAlertsManager = LocationManager.shared.nwsAlertsManager
+    private let alertsManager: NWSAlertsManager
+    
+    public init(alertsManager: NWSAlertsManager = LocationManager.shared.nwsAlertsManager) {
+        self.alertsManager = alertsManager
+        alertsManager.delegate = self
+        
+    }
     
     public var alerts: [NWSAlert] {
         alertsManager.alerts
     }
 }
+
+extension NotificationsViewModel: NWSAlertsManagerDelegate {
+    func extendedInfoAvailable(from alertsManager: NWSAlertsManager, for alert: NWSAlert) {
+        self.delegate?.viewModelDidChange(model: self)
+    }
+    
+    func alertsListDidChange(in alertsManager: NWSAlertsManager) {
+        self.delegate?.viewModelDidChange(model: self)
+    }
+}