[WEB-669] Facebook Conversions API Feature Flag (#1766)

* add facebook conversions api feature flag

* add facebook conversions api feature flag

* fix test

Author: scottkicks

Library/OptimizelyClientTypeTests.swift

@@ -24,7 +24,7 @@ final class OptimizelyClientTypeTests: TestCase {
         OptimizelyFeature.commentFlaggingEnabled.rawValue: true
       ]
 
-    XCTAssert(mockOptimizelyClient.allFeatures().count == 7)
+    XCTAssert(mockOptimizelyClient.allFeatures().count == 8)
   }
 
   func testVariantForExperiment_NoError() {

Library/OptimizelyFeature+Helpers.swift

@@ -48,3 +48,10 @@ public func featureConsentManagementDialogEnabled() -> Bool {
     (AppEnvironment.current.optimizelyClient?
       .isFeatureEnabled(featureKey: OptimizelyFeature.consentManagementDialogEnabled.rawValue) ?? false)
 }
+
+public func featureFacebookConversionsAPIEnabled() -> Bool {
+  return AppEnvironment.current.userDefaults
+    .optimizelyFeatureFlags[OptimizelyFeature.facebookConversionsAPI.rawValue] ??
+    (AppEnvironment.current.optimizelyClient?
+      .isFeatureEnabled(featureKey: OptimizelyFeature.facebookConversionsAPI.rawValue) ?? false)
+}

Library/OptimizelyFeature+HelpersTests.swift

@@ -110,4 +110,22 @@ final class OptimizelyFeatureHelpersTests: TestCase {
       XCTAssertFalse(featureConsentManagementDialogEnabled())
     }
   }
+
+  func testFacebookConversionsAPI_Optimizely_FeatureFlag_True() {
+    let mockOptimizelyClient = MockOptimizelyClient()
+      |> \.features .~ [OptimizelyFeature.facebookConversionsAPI.rawValue: true]
+
+    withEnvironment(optimizelyClient: mockOptimizelyClient) {
+      XCTAssertTrue(featureFacebookConversionsAPIEnabled())
+    }
+  }
+
+  func testFacebookConversionsAPI_Optimizely_FeatureFlag_False() {
+    let mockOptimizelyClient = MockOptimizelyClient()
+      |> \.features .~ [OptimizelyFeature.facebookConversionsAPI.rawValue: false]
+
+    withEnvironment(optimizelyClient: mockOptimizelyClient) {
+      XCTAssertFalse(featureFacebookConversionsAPIEnabled())
+    }
+  }
 }

Library/OptimizelyFeature.swift

@@ -3,6 +3,7 @@ import Foundation
 public enum OptimizelyFeature: String, CaseIterable {
   case commentFlaggingEnabled = "ios_comment_threading_comment_flagging"
   case consentManagementDialogEnabled = "ios_consent_management_dialog"
+  case facebookConversionsAPI = "ios_facebook_conversions_api"
   case facebookLoginDeprecationEnabled = "ios_facebook_deprecation"
   case paymentSheetEnabled = "ios_payment_sheet"
   case projectPageStoryTabEnabled = "project_page_v2_story"
@@ -15,6 +16,7 @@ extension OptimizelyFeature: CustomStringConvertible {
     switch self {
     case .commentFlaggingEnabled: return "Comment Flagging"
     case .consentManagementDialogEnabled: return "Consent Management Dialog"
+    case .facebookConversionsAPI: return "Facebook Conversions API"
     case .facebookLoginDeprecationEnabled: return "Facebook Login Deprecation"
     case .paymentSheetEnabled: return "Payment Sheet"
     case .projectPageStoryTabEnabled: return "Project Page Story Tab"

Library/ViewModels/OptimizelyFeatureFlagToolsViewModel.swift

@@ -110,6 +110,9 @@ private func getValueFromUserDefaults(for feature: OptimizelyFeature) -> Bool? {
   case .settingsPaymentSheetEnabled:
     return AppEnvironment.current.userDefaults
       .optimizelyFeatureFlags[OptimizelyFeature.settingsPaymentSheetEnabled.rawValue]
+  case .facebookConversionsAPI:
+    return AppEnvironment.current.userDefaults
+      .optimizelyFeatureFlags[OptimizelyFeature.facebookConversionsAPI.rawValue]
   case .facebookLoginDeprecationEnabled:
     return AppEnvironment.current.userDefaults
       .optimizelyFeatureFlags[OptimizelyFeature.facebookLoginDeprecationEnabled.rawValue]
@@ -138,6 +141,9 @@ private func setValueInUserDefaults(for feature: OptimizelyFeature, and value: B
   case .settingsPaymentSheetEnabled:
     return AppEnvironment.current.userDefaults
       .optimizelyFeatureFlags[OptimizelyFeature.settingsPaymentSheetEnabled.rawValue] = value
+  case .facebookConversionsAPI:
+    return AppEnvironment.current.userDefaults
+      .optimizelyFeatureFlags[OptimizelyFeature.facebookConversionsAPI.rawValue] = value
   case .facebookLoginDeprecationEnabled:
     return AppEnvironment.current.userDefaults
       .optimizelyFeatureFlags[OptimizelyFeature.facebookLoginDeprecationEnabled.rawValue] = value

Library/ViewModels/OptimizelyFeatureFlagToolsViewModelTests.swift

@@ -28,6 +28,7 @@ final class OptimizelyFlagToolsViewModelTests: TestCase {
         OptimizelyFeature.rewardLocalPickupEnabled.rawValue: true,
         OptimizelyFeature.paymentSheetEnabled.rawValue: true,
         OptimizelyFeature.settingsPaymentSheetEnabled.rawValue: true,
+        OptimizelyFeature.facebookConversionsAPI.rawValue: true,
         OptimizelyFeature.facebookLoginDeprecationEnabled.rawValue: true
       ]
 
@@ -53,6 +54,7 @@ final class OptimizelyFlagToolsViewModelTests: TestCase {
         OptimizelyFeature.rewardLocalPickupEnabled.rawValue: false,
         OptimizelyFeature.paymentSheetEnabled.rawValue: false,
         OptimizelyFeature.settingsPaymentSheetEnabled.rawValue: false,
+        OptimizelyFeature.facebookConversionsAPI.rawValue: false,
         OptimizelyFeature.facebookLoginDeprecationEnabled.rawValue: false
       ]