LOOP-XXXX: Fix bolus error not showing notification in app (#106)

* LOOP-XXXX: Fix bolus error not showing notification in app

Some UserNotifications have not yet been converted to use the new alert system.  Until they are converted, this allows them to be shown in-app once again.

* PR feedback

Author: Rick Pasetto

Loop/AppDelegate.swift

@@ -148,8 +148,19 @@ extension AppDelegate: UNUserNotificationCenterDelegate {
     }
 
     func userNotificationCenter(_ center: UNUserNotificationCenter, willPresent notification: UNNotification, withCompletionHandler completionHandler: @escaping (UNNotificationPresentationOptions) -> Void) {
-        // UserNotifications are not to be displayed while in the foreground
-        completionHandler([])
+        switch notification.request.identifier {
+        // TODO: Until these notifications are converted to use the new alert system, they shall still show in the foreground
+        case LoopNotificationCategory.bolusFailure.rawValue,
+             LoopNotificationCategory.pumpReservoirLow.rawValue,
+             LoopNotificationCategory.pumpReservoirEmpty.rawValue,
+             LoopNotificationCategory.pumpBatteryLow.rawValue,
+             LoopNotificationCategory.pumpExpired.rawValue,
+             LoopNotificationCategory.pumpFault.rawValue:
+            completionHandler([.badge, .sound, .alert])
+        default:
+            // All other userNotifications are not to be displayed while in the foreground
+            completionHandler([])
+        }
     }
 
 }