[SK2] Add Configuration.with(storeKitVersion:) to select the version of StoreKit to use

Examples/MagicWeather/MagicWeather/Sources/Lifecycle/AppDelegate.swift

@@ -28,7 +28,7 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
 
         Purchases.configure(
             with: Configuration.Builder(withAPIKey: Constants.apiKey)
-                .with(usesStoreKit2IfAvailable: true)
+                .with(storeKitVersion: .storeKit2)
                 .build()
         )
 

Examples/MagicWeatherSwiftUI/Shared/Sources/Lifecycle/MagicWeatherApp.swift

@@ -27,7 +27,7 @@ struct MagicWeatherApp: App {
 
         Purchases.configure(
             with: Configuration.Builder(withAPIKey: Constants.apiKey)
-                .with(usesStoreKit2IfAvailable: true)
+                .with(storeKitVersion: .storeKit2)
                 .build()
         )
 

RevenueCat.xcodeproj/project.pbxproj

@@ -206,6 +206,7 @@
 		4D6ABB0E2AF13FB100BB2A08 /* StoreEnvironment.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4D6ABB0D2AF13FB100BB2A08 /* StoreEnvironment.swift */; };
 		4D6ABB102AF13FBD00BB2A08 /* SK2AppTransaction.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4D6ABB0F2AF13FBD00BB2A08 /* SK2AppTransaction.swift */; };
 		4D72E8622B221EA600BF9EFE /* StoreEnvironmentTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4D24EF3F2B04EA6000E586D2 /* StoreEnvironmentTests.swift */; };
+		4DBC30962B1DFA97001D33C7 /* StoreKitVersion.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4DBC30952B1DFA97001D33C7 /* StoreKitVersion.swift */; };
 		4DC546272AD44BBE005CDB35 /* EncodedAppleReceipt.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4DC546262AD44BBE005CDB35 /* EncodedAppleReceipt.swift */; };
 		4F0201C42A13C85500091612 /* Assertions.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4F0201C32A13C85500091612 /* Assertions.swift */; };
 		4F05876F2A5DE03F00E9A834 /* PaywallDataTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4F05876E2A5DE03F00E9A834 /* PaywallDataTests.swift */; };
@@ -342,7 +343,6 @@
 		4FFFE6C82AA9467800B2955C /* PaywallEventsManagerTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4FFFE6C72AA9467800B2955C /* PaywallEventsManagerTests.swift */; };
 		4FFFE6CA2AA946A700B2955C /* MockInternalAPI.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4FFFE6C92AA946A700B2955C /* MockInternalAPI.swift */; };
 		4FFFE6E72AA948A600B2955C /* PaywallEventsIntegrationTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4FFFE6E62AA948A600B2955C /* PaywallEventsIntegrationTests.swift */; };
-		57032ABF28C13CE4004FF47A /* StoreKit2SettingTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 57032ABE28C13CE4004FF47A /* StoreKit2SettingTests.swift */; };
 		57045B3829C514A8001A5417 /* ProductEntitlementMappingDecodingTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 57045B3729C514A8001A5417 /* ProductEntitlementMappingDecodingTests.swift */; };
 		57045B3A29C51751001A5417 /* GetProductEntitlementMappingOperation.swift in Sources */ = {isa = PBXBuildFile; fileRef = 57045B3929C51751001A5417 /* GetProductEntitlementMappingOperation.swift */; };
 		57045B3C29C51AF7001A5417 /* ProductEntitlementMappingCallback.swift in Sources */ = {isa = PBXBuildFile; fileRef = 57045B3B29C51AF7001A5417 /* ProductEntitlementMappingCallback.swift */; };
@@ -526,7 +526,6 @@
 		57CD86E6291C344000768DE1 /* UserDefaultsDefaultTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 57CD86E5291C344000768DE1 /* UserDefaultsDefaultTests.swift */; };
 		57CFB96C27FE0E79002A6730 /* MockCurrentUserProvider.swift in Sources */ = {isa = PBXBuildFile; fileRef = 57CFB96B27FE0E79002A6730 /* MockCurrentUserProvider.swift */; };
 		57CFB96D27FE0E79002A6730 /* MockCurrentUserProvider.swift in Sources */ = {isa = PBXBuildFile; fileRef = 57CFB96B27FE0E79002A6730 /* MockCurrentUserProvider.swift */; };
-		57CFB98427FE2258002A6730 /* StoreKit2Setting.swift in Sources */ = {isa = PBXBuildFile; fileRef = 57CFB98327FE2258002A6730 /* StoreKit2Setting.swift */; };
 		57D04BB827D947C6006DAC06 /* HTTPResponseTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 57D04BB727D947C6006DAC06 /* HTTPResponseTests.swift */; };
 		57D5412E27F6311C004CC35C /* OfferingsResponse.swift in Sources */ = {isa = PBXBuildFile; fileRef = 57D5412D27F6311C004CC35C /* OfferingsResponse.swift */; };
 		57D5414227F656D9004CC35C /* NetworkError.swift in Sources */ = {isa = PBXBuildFile; fileRef = 57D5414127F656D9004CC35C /* NetworkError.swift */; };
@@ -998,6 +997,7 @@
 		4D6ABB0B2AF13F9400BB2A08 /* StoreKit2Receipt.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = StoreKit2Receipt.swift; sourceTree = "<group>"; };
 		4D6ABB0D2AF13FB100BB2A08 /* StoreEnvironment.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = StoreEnvironment.swift; sourceTree = "<group>"; };
 		4D6ABB0F2AF13FBD00BB2A08 /* SK2AppTransaction.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = SK2AppTransaction.swift; sourceTree = "<group>"; };
+		4DBC30952B1DFA97001D33C7 /* StoreKitVersion.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = StoreKitVersion.swift; sourceTree = "<group>"; };
 		4DC546262AD44BBE005CDB35 /* EncodedAppleReceipt.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = EncodedAppleReceipt.swift; sourceTree = "<group>"; };
 		4F0201C32A13C85500091612 /* Assertions.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Assertions.swift; sourceTree = "<group>"; };
 		4F05876E2A5DE03F00E9A834 /* PaywallDataTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PaywallDataTests.swift; sourceTree = "<group>"; };
@@ -1095,7 +1095,6 @@
 		4FFFE6C72AA9467800B2955C /* PaywallEventsManagerTests.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = PaywallEventsManagerTests.swift; sourceTree = "<group>"; };
 		4FFFE6C92AA946A700B2955C /* MockInternalAPI.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = MockInternalAPI.swift; sourceTree = "<group>"; };
 		4FFFE6E62AA948A600B2955C /* PaywallEventsIntegrationTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PaywallEventsIntegrationTests.swift; sourceTree = "<group>"; };
-		57032ABE28C13CE4004FF47A /* StoreKit2SettingTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = StoreKit2SettingTests.swift; sourceTree = "<group>"; };
 		57045B3729C514A8001A5417 /* ProductEntitlementMappingDecodingTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ProductEntitlementMappingDecodingTests.swift; sourceTree = "<group>"; };
 		57045B3929C51751001A5417 /* GetProductEntitlementMappingOperation.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = GetProductEntitlementMappingOperation.swift; sourceTree = "<group>"; };
 		57045B3B29C51AF7001A5417 /* ProductEntitlementMappingCallback.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ProductEntitlementMappingCallback.swift; sourceTree = "<group>"; };
@@ -1271,7 +1270,6 @@
 		57CD86D9291C1E2300768DE1 /* UserDefaults+Extensions.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "UserDefaults+Extensions.swift"; sourceTree = "<group>"; };
 		57CD86E5291C344000768DE1 /* UserDefaultsDefaultTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = UserDefaultsDefaultTests.swift; sourceTree = "<group>"; };
 		57CFB96B27FE0E79002A6730 /* MockCurrentUserProvider.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MockCurrentUserProvider.swift; sourceTree = "<group>"; };
-		57CFB98327FE2258002A6730 /* StoreKit2Setting.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = StoreKit2Setting.swift; sourceTree = "<group>"; };
 		57D04BB727D947C6006DAC06 /* HTTPResponseTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = HTTPResponseTests.swift; sourceTree = "<group>"; };
 		57D5412D27F6311C004CC35C /* OfferingsResponse.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = OfferingsResponse.swift; sourceTree = "<group>"; };
 		57D5414127F656D9004CC35C /* NetworkError.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = NetworkError.swift; sourceTree = "<group>"; };
@@ -1788,10 +1786,10 @@
 				57ABA76C28F08DDA003D9181 /* Either.swift */,
 				F530E4FE275646EF001AF6BD /* MacDevice.swift */,
 				57EAE52A274332830060EB74 /* Obsoletions.swift */,
+				4DBC30952B1DFA97001D33C7 /* StoreKitVersion.swift */,
 				2CB8CF9227BF538F00C34DE3 /* PlatformInfo.swift */,
 				F5FCD3E927DA0D0B003BDC04 /* PriceFormatterProvider.swift */,
 				57FDAAB9284937A0009A48F1 /* SandboxEnvironmentDetector.swift */,
-				57CFB98327FE2258002A6730 /* StoreKit2Setting.swift */,
 				B3AA6237268B926F00894871 /* SystemInfo.swift */,
 			);
 			path = Misc;
@@ -2038,7 +2036,6 @@
 				57ACB12328174B9F000DCC9F /* CustomerInfo+TestExtensions.swift */,
 				57FDAABD28493A29009A48F1 /* SandboxEnvironmentDetectorTests.swift */,
 				579189E828F47E8D00BF4963 /* PurchasesDiagnosticsTests.swift */,
-				57032ABE28C13CE4004FF47A /* StoreKit2SettingTests.swift */,
 				5712BE9129241F7900A83F15 /* TimingUtilTests.swift */,
 				4F8DDB682AAA9189000188F2 /* OperationDispatcherTests.swift */,
 			);
@@ -3376,7 +3373,6 @@
 				4F6BEDE22A26B69500CD9322 /* DebugContentViews.swift in Sources */,
 				B3B5FBBC269D121B00104A0C /* Offerings.swift in Sources */,
 				9A65E03B25918B0900DE00B0 /* CustomerInfoStrings.swift in Sources */,
-				57CFB98427FE2258002A6730 /* StoreKit2Setting.swift in Sources */,
 				5721360F28B4602C006C46BE /* Purchases+nonasync.swift in Sources */,
 				57DE806D28074976008D6C6F /* Storefront.swift in Sources */,
 				B3B5FBB6269CED6400104A0C /* ErrorDetails.swift in Sources */,
@@ -3611,6 +3607,7 @@
 				57C2931528BFEF4F0054EDFC /* PurchasesError.swift in Sources */,
 				57FD7B1528DA4037009CA4E4 /* PurchasesType.swift in Sources */,
 				57C381DA2796153D009E3940 /* SK1StoreProductDiscount.swift in Sources */,
+				4DBC30962B1DFA97001D33C7 /* StoreKitVersion.swift in Sources */,
 				57DE807328074C76008D6C6F /* SK2Storefront.swift in Sources */,
 				57A17727276A721D0052D3A8 /* Set+Extensions.swift in Sources */,
 				4DC546272AD44BBE005CDB35 /* EncodedAppleReceipt.swift in Sources */,
@@ -3791,7 +3788,6 @@
 				57CFB96C27FE0E79002A6730 /* MockCurrentUserProvider.swift in Sources */,
 				57ACB13728184CF1000DCC9F /* DecoderExtensionTests.swift in Sources */,
 				351B516126D44BEB00BD2BD7 /* IdentityManagerTests.swift in Sources */,
-				57032ABF28C13CE4004FF47A /* StoreKit2SettingTests.swift in Sources */,
 				579D2E3A28F0BF5A0094B36F /* BackendInternalTests.swift in Sources */,
 				351B51C126D450E800BD2BD7 /* OfferingsManagerTests.swift in Sources */,
 				5796A39927D6C1E000653165 /* BackendPostSubscriberAttributesTests.swift in Sources */,

Sources/Error Handling/ErrorCode.swift

@@ -128,9 +128,8 @@ extension ErrorCode: DescribableError {
             return "The receipt is in use by other subscriber."
         case .invalidAppleSubscriptionKeyError:
             return """
-                   Apple Subscription Key is invalid or not present. In order to provide subscription offers, you must
-                   first generate a subscription key.
-                   Please see https://docs.revenuecat.com/docs/ios-subscription-offers for more info.
+                   Apple In-App Purchase Key is invalid or not present. You must configure an In-App Purchase Key.
+                   Please see https://rev.cat/in-app-purchase-key-configuration for more info.
                    """
         case .ineligibleError:
             return "The User is ineligible for that action."

Sources/Logging/Strings/ConfigureStrings.swift

@@ -29,14 +29,14 @@
 
     case debug_enabled
 
-    case store_kit_2_enabled
-
     case observer_mode_enabled
 
     case observer_mode_with_storekit2
 
     case response_verification_mode(Signing.ResponseVerificationMode)
 
+    case storekit_version(StoreKitVersion)
+
     case delegate_set
 
     case purchase_instance_already_set
@@ -96,8 +96,6 @@
                 "with URL: \(url)"
         case .debug_enabled:
             return "Debug logging enabled"
-        case .store_kit_2_enabled:
-            return "StoreKit 2 support enabled"
         case .observer_mode_enabled:
             return "Purchases is configured in observer mode"
         case .observer_mode_with_storekit2:
@@ -111,6 +109,8 @@
             case .enforced:
                 return "Purchases is configured with enforced response verification"
             }
+        case let .storekit_version(version):
+            return "Purchases is configured with StoreKit version \(version)"
         case .delegate_set:
             return "Delegate set"
         case .purchase_instance_already_set:
@@ -185,7 +185,7 @@
 
         case .sk2_required_for_swiftui_paywalls:
             return "Purchases is not configured with StoreKit 2 enabled. This is required in order to detect " +
-            "transactions coming from SwiftUI paywalls. You must use `.with(usesStoreKit2IfAvailable: true)` " +
+            "transactions coming from SwiftUI paywalls. You must use `.with(storeKitVersion: .storeKit2)` " +
             "when configuring the SDK."
         }
     }

Sources/Misc/DangerousSettings.swift

@@ -16,7 +16,6 @@ import Foundation
     internal struct Internal: InternalDangerousSettingsType {
 
         let enableReceiptFetchRetry: Bool
-        let usesStoreKit2JWS: Bool
 
         #if DEBUG
         let forceServerErrors: Bool
@@ -25,24 +24,20 @@ import Foundation
 
         init(
             enableReceiptFetchRetry: Bool = false,
-            usesStoreKit2JWS: Bool = false,
             forceServerErrors: Bool = false,
             forceSignatureFailures: Bool = false,
             testReceiptIdentifier: String? = nil
         ) {
             self.enableReceiptFetchRetry = enableReceiptFetchRetry
-            self.usesStoreKit2JWS = usesStoreKit2JWS
             self.forceServerErrors = forceServerErrors
             self.forceSignatureFailures = forceSignatureFailures
             self.testReceiptIdentifier = testReceiptIdentifier
         }
         #else
         init(
-            enableReceiptFetchRetry: Bool = false,
-            usesStoreKit2JWS: Bool = false
+            enableReceiptFetchRetry: Bool = false
         ) {
             self.enableReceiptFetchRetry = enableReceiptFetchRetry
-            self.usesStoreKit2JWS = usesStoreKit2JWS
         }
         #endif
 
@@ -121,12 +116,6 @@ internal protocol InternalDangerousSettingsType: Sendable {
     /// Whether `ReceiptFetcher` can retry fetching receipts.
     var enableReceiptFetchRetry: Bool { get }
 
-    /**
-     * Controls whether StoreKit 2 JWS tokens are sent to RevenueCat instead of StoreKit 1 receipts.
-     * Must be used in conjunction with the `usesStoreKit2IfAvailable configuration` option.
-     */
-    var usesStoreKit2JWS: Bool { get }
-
     #if DEBUG
     /// Whether `HTTPClient` will fake server errors
     var forceServerErrors: Bool { get }

Sources/Misc/Deprecations.swift

@@ -73,7 +73,7 @@ public extension Purchases {
             appUserID: appUserID,
             observerMode: observerMode,
             userDefaults: userDefaults,
-            useStoreKit2IfAvailable: StoreKit2Setting.default.usesStoreKit2IfAvailable
+            useStoreKit2IfAvailable: StoreKitVersion.default == .storeKit2
         )
     }
 
@@ -118,7 +118,7 @@ public extension Purchases {
             userDefaults: userDefaults,
             platformInfo: nil,
             responseVerificationMode: .default,
-            storeKit2Setting: .init(useStoreKit2IfAvailable: useStoreKit2IfAvailable),
+            storeKitVersion: useStoreKit2IfAvailable ? .storeKit2 : .storeKit1,
             storeKitTimeout: Configuration.storeKitRequestTimeoutDefault,
             networkTimeout: Configuration.networkTimeoutDefault,
             dangerousSettings: dangerousSettings,
@@ -403,24 +403,9 @@ extension CustomerInfo {
 
 public extension Configuration.Builder {
 
-    /// Set `storeKit2Setting`. If `true`, the SDK will use StoreKit 2 APIs internally. If disabled, it will use StoreKit 1 APIs instead.
-    /// - Parameter usesStoreKit2IfAvailable: enable StoreKit 2 on devices that support it.
-    /// Defaults to  `false`.
-    /// - Important: This configuration flag has been deprecated, and will be replaced by automatic remote configuration in the future.
-    /// However, apps using it should work correctly.
-    ///
-    @available(*, deprecated, message: """
-    RevenueCat currently uses StoreKit 1 for purchases, as its stability in production scenarios has
-    proven to be more performant than StoreKit 2.
-
-    We're collecting more data on the best approach, but StoreKit 1 vs StoreKit 2 is an implementation detail
-    that you shouldn't need to care about.
-
-    Simply remove this method call to let RevenueCat decide for you which StoreKit implementation to use.
-    """)
+    @available(*, deprecated, message: "Use .with(storeKitVersion:) to enable StoreKit 2")
     @objc func with(usesStoreKit2IfAvailable: Bool) -> Configuration.Builder {
-        self.storeKit2Setting = .init(useStoreKit2IfAvailable: usesStoreKit2IfAvailable)
-        return self
+        return self.with(storeKitVersion: usesStoreKit2IfAvailable ? .storeKit2 : .default)
     }
 
 }