[WEB-862] AppTrackingTransparency Authorization

Kickstarter-iOS/AppDelegateViewModel.swift

@@ -1,4 +1,5 @@
 import AppboyKit
+import AppTrackingTransparency
 import KsApi
 import Library
 import Prelude
@@ -18,6 +19,12 @@ public enum NotificationAuthorizationStatus {
   case provisional
 }
 
+public enum ATTrackingAuthorizationStatus {
+  case authorized
+  case denied
+  case notDetermined
+}
+
 public protocol AppDelegateViewModelInputs {
   /// Call when the application is handed off to.
   func applicationContinueUserActivity(_ userActivity: NSUserActivity) -> Bool
@@ -180,6 +187,9 @@ public protocol AppDelegateViewModelOutputs {
   /// Emits when we should register the device push token in Segment Analytics.
   var registerPushTokenInSegment: Signal<Data, Never> { get }
 
+  /// Emits when  application didFinishLaunchingWithOptions.
+  var requestATTrackingAuthorizationStatus: Signal<ATTrackingAuthorizationStatus, Never> { get }
+
   /// Emits when our config updates with the enabled state for Semgent Analytics.
   var segmentIsEnabled: Signal<Bool, Never> { get }
 
@@ -785,6 +795,13 @@ public final class AppDelegateViewModel: AppDelegateViewModelType, AppDelegateVi
     self.brazeWillDisplayInAppMessageReturnProperty <~ self.brazeWillDisplayInAppMessageProperty.signal
       .skipNil()
       .map { _ in .displayInAppMessageNow }
+
+    self.requestATTrackingAuthorizationStatus = self.applicationLaunchOptionsProperty.signal
+      .skipNil()
+      .map { _ -> ATTrackingAuthorizationStatus in
+        guard featureConsentManagementDialogEnabled() else { return .notDetermined }
+        return atTrackingAuthorizationStatus()
+      }
   }
 
   public var inputs: AppDelegateViewModelInputs { return self }
@@ -956,6 +973,7 @@ public final class AppDelegateViewModel: AppDelegateViewModelType, AppDelegateVi
   public let pushTokenRegistrationStarted: Signal<(), Never>
   public let pushTokenSuccessfullyRegistered: Signal<String, Never>
   public let registerPushTokenInSegment: Signal<Data, Never>
+  public let requestATTrackingAuthorizationStatus: Signal<ATTrackingAuthorizationStatus, Never>
   public let segmentIsEnabled: Signal<Bool, Never>
   public let setApplicationShortcutItems: Signal<[ShortcutItem], Never>
   public let showAlert: Signal<Notification, Never>
@@ -965,6 +983,27 @@ public final class AppDelegateViewModel: AppDelegateViewModelType, AppDelegateVi
   public let updateConfigInEnvironment: Signal<Config, Never>
 }
 
+private func atTrackingAuthorizationStatus() -> ATTrackingAuthorizationStatus {
+  var authorizationStatus: ATTrackingAuthorizationStatus = .notDetermined
+
+  DispatchQueue.main.asyncAfter(deadline: .now() + 1) {
+    ATTrackingManager.requestTrackingAuthorization(completionHandler: { status in
+      switch status {
+      case .notDetermined:
+        authorizationStatus = .notDetermined
+      case .authorized:
+        authorizationStatus = .authorized
+      case .denied:
+        authorizationStatus = .denied
+      default:
+        authorizationStatus = .denied
+      }
+    })
+  }
+
+  return authorizationStatus
+}
+
 /// Handles the deeplink route with both an id and text based name for a deeplink to categories.
 private func deepLinkCategories(rawParams: [String: String]) -> (Param?, Param?) {
   let parentCategoryParams = rawParams["parent_category_id"]

Kickstarter-iOS/AppDelegateViewModelTests.swift

@@ -42,6 +42,7 @@ final class AppDelegateViewModelTests: TestCase {
   private let pushRegistrationStarted = TestObserver<(), Never>()
   private let pushTokenSuccessfullyRegistered = TestObserver<String, Never>()
   private let registerPushTokenInSegment = TestObserver<Data, Never>()
+  private let requestATTrackingAuthorizationStatus = TestObserver<ATTrackingAuthorizationStatus, Never>()
   private let setApplicationShortcutItems = TestObserver<[ShortcutItem], Never>()
   private let segmentIsEnabled = TestObserver<Bool, Never>()
   private let showAlert = TestObserver<Notification, Never>()
@@ -96,6 +97,8 @@ final class AppDelegateViewModelTests: TestCase {
     self.vm.outputs.pushTokenRegistrationStarted.observe(self.pushRegistrationStarted.observer)
     self.vm.outputs.pushTokenSuccessfullyRegistered.observe(self.pushTokenSuccessfullyRegistered.observer)
     self.vm.outputs.registerPushTokenInSegment.observe(self.registerPushTokenInSegment.observer)
+    self.vm.outputs.requestATTrackingAuthorizationStatus
+      .observe(self.requestATTrackingAuthorizationStatus.observer)
     self.vm.outputs.setApplicationShortcutItems.observe(self.setApplicationShortcutItems.observer)
     self.vm.outputs.showAlert.observe(self.showAlert.observer)
     self.vm.outputs.segmentIsEnabled.observe(self.segmentIsEnabled.observer)
@@ -3004,6 +3007,12 @@ final class AppDelegateViewModelTests: TestCase {
       self.updateCurrentUserInEnvironment.assertValues([user, updatedUser])
     }
   }
+
+  func testRequestATTrackingAuthorizationStatus_CalledOnceOnDidFinishLaunching() {
+    self.vm.inputs.applicationDidFinishLaunching(application: UIApplication.shared, launchOptions: nil)
+
+    self.requestATTrackingAuthorizationStatus.assertValueCount(1)
+  }
 }
 
 private let backingForCreatorPushData: [String: Any] = [

Kickstarter-iOS/Info.plist

@@ -2,6 +2,8 @@
 <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">
 <dict>
+	<key>NSUserTrackingUsageDescription</key>
+	<string>We use personal data to provide a good experience on Kickstarter, and to help connect you with projects you&apos;ll love.</string>
 	<key>CFBundleDevelopmentRegion</key>
 	<string>en</string>
 	<key>CFBundleExecutable</key>