LAST_SEEN_CITY event implemented.

1Weather/Model/LocationManager.swift

@@ -8,6 +8,7 @@
 import Foundation
 import CoreLocation
 import UIKit
+import MoEngage
 
 public protocol LocationManagerDelegate: class {
     func locationManager(_ locationManager: LocationManager, changedSelectedLocation newLocation: Location?)
@@ -54,11 +55,14 @@ public class LocationManager {
         DispatchQueue.main.async { [weak self] in
             self?._locations = locations
             self?._selectedLocationIndex = selectedIndex
+            self?.lastSeenCityId = self?.selectedLocation?.cityId
             self?.handleLocationsChange(locationsChanged: true, selectedLocationChanged: true)
             self?.updateEverythingIfNeeded()
         }
     }
     
+    private var lastSeenCityId: String?
+    
     private func handleLocationsChange(locationsChanged: Bool, selectedLocationChanged: Bool) {
         if locationsChanged {
             log.info("Locations list updated: \(locations.map { $0.description }.joined(separator: ", "))")
@@ -73,6 +77,16 @@ public class LocationManager {
                 guard let self = self else { return }
                 delegate.locationManager(self, changedSelectedLocation: newLocation)
             }
+            if newLocation?.cityId != lastSeenCityId {
+                analytics(log: .ANALYTICS_PUSH_NOTIFICATIONS_LAST_SEEN_CITY,params: [
+                    .ANALYTICS_KEY_LAST_SEEN_CITY_COUNTRY: newLocation?.countryCode ?? "",
+                    .ANALYTICS_KEY_LAST_SEEN_CITY_STATE: newLocation?.region ?? "",
+                    .ANALYTICS_KEY_LAST_SEEN_CITY_CITY: newLocation?.cityName ?? "",
+                    .ANALYTICS_KEY_LAST_SEEN_CITY_CITY_ID: newLocation?.cityId ?? "::"
+                ])
+                MoEngage.sharedInstance().setUserAttribute(newLocation?.cityId, forKey: "LAST_SEEN_CITY")
+                lastSeenCityId = newLocation?.cityId
+            }
         }
         storage.save(locations: locations, selectedIndex: selectedLocationIndex)
     }