fixed xcode 12

SwiftyStoreKit/OS.swift

@@ -35,14 +35,22 @@ import StoreKit
 #endif
 
 // MARK: - Missing SKError on watchOS
-#if os(watchOS)
+#if os(watchOS) && swift(<5.3)
 public struct SKError: Error {
     
-    var Code: SKErrorCode = .unknown
-    var _nsError: NSError?
+    public typealias Code = SKErrorCode
     
-    static var unknown: SKErrorCode = .unknown
-    static var paymentInvalid: SKErrorCode = .paymentInvalid
+    let _nsError: NSError
+
+    init(_nsError: NSError) {
+        self._nsError = _nsError
+    }
+    
+    var code: Code {
+        return Code(rawValue: _nsError.code) ?? .unknown
+    }
     
+    static var unknown: Code = .unknown
+    static var paymentInvalid: Code = .paymentInvalid
 }
 #endif

SwiftyStoreKit/PaymentQueueController.swift

@@ -26,7 +26,7 @@ import Foundation
 import StoreKit
 
 protocol TransactionController {
-
+    
     /// Process the supplied transactions on a given queue.
     /// - parameter transactions: transactions to process
     /// - parameter paymentQueue: payment queue for finishing transactions
@@ -41,30 +41,32 @@ public enum TransactionResult {
 }
 
 public protocol PaymentQueue: class {
-
+    
     func add(_ observer: SKPaymentTransactionObserver)
     func remove(_ observer: SKPaymentTransactionObserver)
-
+    
     func add(_ payment: SKPayment)
     
     func start(_ downloads: [SKDownload])
     func pause(_ downloads: [SKDownload])
-    #if os(watchOS)
-    func resumeDownloads(_ downloads: [SKDownload])
-    #else
     func resume(_ downloads: [SKDownload])
-    #endif
     func cancel(_ downloads: [SKDownload])
     
     func restoreCompletedTransactions(withApplicationUsername username: String?)
-
+    
     func finishTransaction(_ transaction: SKPaymentTransaction)
 }
 
-extension SKPaymentQueue: PaymentQueue { }
+extension SKPaymentQueue: PaymentQueue {
+    #if os(watchOS) && swift(<5.3)
+    public func resume(_ downloads: [SKDownload]) {
+        resumeDownloads(downloads)
+    }
+    #endif
+}
 
 extension SKPaymentTransaction {
-
+    
     open override var debugDescription: String {
         let transactionId = transactionIdentifier ?? "null"
         return "productId: \(payment.productIdentifier), transactionId: \(transactionId), state: \(transactionState), date: \(String(describing: transactionDate))"
@@ -72,9 +74,9 @@ extension SKPaymentTransaction {
 }
 
 extension SKPaymentTransactionState: CustomDebugStringConvertible {
-
+    
     public var debugDescription: String {
-
+        
         switch self {
         case .purchasing: return "purchasing"
         case .purchased: return "purchased"
@@ -87,24 +89,24 @@ extension SKPaymentTransactionState: CustomDebugStringConvertible {
 }
 
 class PaymentQueueController: NSObject, SKPaymentTransactionObserver {
-
+    
     private let paymentsController: PaymentsController
-
+    
     private let restorePurchasesController: RestorePurchasesController
-
+    
     private let completeTransactionsController: CompleteTransactionsController
-
+    
     unowned let paymentQueue: PaymentQueue
-
+    
     deinit {
         paymentQueue.remove(self)
     }
-
+    
     init(paymentQueue: PaymentQueue = SKPaymentQueue.default(),
          paymentsController: PaymentsController = PaymentsController(),
          restorePurchasesController: RestorePurchasesController = RestorePurchasesController(),
          completeTransactionsController: CompleteTransactionsController = CompleteTransactionsController()) {
-
+        
         self.paymentQueue = paymentQueue
         self.paymentsController = paymentsController
         self.restorePurchasesController = restorePurchasesController
@@ -118,7 +120,7 @@ class PaymentQueueController: NSObject, SKPaymentTransactionObserver {
         let message = "SwiftyStoreKit.completeTransactions() must be called when the app launches."
         assert(completeTransactionsController.completeTransactions != nil, message)
     }
-
+    
     func startPayment(_ payment: Payment) {
         assertCompleteTransactionsWasCalled()
         
@@ -126,45 +128,45 @@ class PaymentQueueController: NSObject, SKPaymentTransactionObserver {
         skPayment.applicationUsername = payment.applicationUsername
         skPayment.quantity = payment.quantity
         
-        if #available(iOS 12.2, tvOS 12.2, OSX 10.14.4, *) {
+        if #available(iOS 12.2, tvOS 12.2, OSX 10.14.4, watchOS 6.2, *) {
             if let discount = payment.paymentDiscount?.discount as? SKPaymentDiscount {
                 skPayment.paymentDiscount = discount
             }
         }
         
-#if os(iOS) || os(tvOS)
-        if #available(iOS 8.3, *) {
+        #if os(iOS) || os(tvOS) || os(watchOS)
+        if #available(iOS 8.3, watchOS 6.2, *) {
             skPayment.simulatesAskToBuyInSandbox = payment.simulatesAskToBuyInSandbox
         }
-#endif
-
+        #endif
+        
         paymentQueue.add(skPayment)
-
+        
         paymentsController.append(payment)
     }
-
+    
     func restorePurchases(_ restorePurchases: RestorePurchases) {
         assertCompleteTransactionsWasCalled()
-
+        
         if restorePurchasesController.restorePurchases != nil {
             return
         }
-
+        
         paymentQueue.restoreCompletedTransactions(withApplicationUsername: restorePurchases.applicationUsername)
-
+        
         restorePurchasesController.restorePurchases = restorePurchases
     }
-
+    
     func completeTransactions(_ completeTransactions: CompleteTransactions) {
-
+        
         guard completeTransactionsController.completeTransactions == nil else {
             print("SwiftyStoreKit.completeTransactions() should only be called once when the app launches. Ignoring this call")
             return
         }
-
+        
         completeTransactionsController.completeTransactions = completeTransactions
     }
-
+    
     func finishTransaction(_ transaction: PaymentTransaction) {
         guard let skTransaction = transaction as? SKPaymentTransaction else {
             print("Object is not a SKPaymentTransaction: \(transaction)")
@@ -181,22 +183,18 @@ class PaymentQueueController: NSObject, SKPaymentTransactionObserver {
     }
     
     func resume(_ downloads: [SKDownload]) {
-        #if os(watchOS)
-        paymentQueue.resumeDownloads(downloads)
-        #else
         paymentQueue.resume(downloads)
-        #endif
     }
     func cancel(_ downloads: [SKDownload]) {
         paymentQueue.cancel(downloads)
     }
-
+    
     var shouldAddStorePaymentHandler: ShouldAddStorePaymentHandler?
     var updatedDownloadsHandler: UpdatedDownloadsHandler?
-
+    
     // MARK: SKPaymentTransactionObserver
     func paymentQueue(_ queue: SKPaymentQueue, updatedTransactions transactions: [SKPaymentTransaction]) {
-
+        
         /*
          * Some notes about how requests are processed by SKPaymentQueue:
          *
@@ -221,39 +219,39 @@ class PaymentQueueController: NSObject, SKPaymentTransactionObserver {
         var unhandledTransactions = transactions.filter { $0.transactionState != .purchasing }
         
         if unhandledTransactions.count > 0 {
-        
+            
             unhandledTransactions = paymentsController.processTransactions(transactions, on: paymentQueue)
-
+            
             unhandledTransactions = restorePurchasesController.processTransactions(unhandledTransactions, on: paymentQueue)
-
+            
             unhandledTransactions = completeTransactionsController.processTransactions(unhandledTransactions, on: paymentQueue)
-
+            
             if unhandledTransactions.count > 0 {
                 let strings = unhandledTransactions.map { $0.debugDescription }.joined(separator: "\n")
                 print("unhandledTransactions:\n\(strings)")
             }
         }
     }
-
+    
     func paymentQueue(_ queue: SKPaymentQueue, removedTransactions transactions: [SKPaymentTransaction]) {
-
+        
     }
-
+    
     func paymentQueue(_ queue: SKPaymentQueue, restoreCompletedTransactionsFailedWithError error: Error) {
-
+        
         restorePurchasesController.restoreCompletedTransactionsFailed(withError: error)
     }
-
+    
     func paymentQueueRestoreCompletedTransactionsFinished(_ queue: SKPaymentQueue) {
-
+        
         restorePurchasesController.restoreCompletedTransactionsFinished()
     }
-
+    
     func paymentQueue(_ queue: SKPaymentQueue, updatedDownloads downloads: [SKDownload]) {
-
+        
         updatedDownloadsHandler?(downloads)
     }
-
+    
     #if os(iOS) && !targetEnvironment(macCatalyst)
     func paymentQueue(_ queue: SKPaymentQueue, shouldAddStorePayment payment: SKPayment, for product: SKProduct) -> Bool {
         

SwiftyStoreKit/SwiftyStoreKit.swift

@@ -118,17 +118,10 @@ public class SwiftyStoreKit {
         return RestoreResults(restoredPurchases: restoredPurchases, restoreFailedPurchases: restoreFailedPurchases)
     }
     
-    #if os(watchOS)
-    private func storeInternalError(code: SKErrorCode = SKErrorCode.unknown, description: String = "") -> SKError {
-        let error = NSError(domain: SKErrorDomain, code: code.rawValue, userInfo: [ NSLocalizedDescriptionKey: description ])
-        return SKError.init(Code: code, _nsError: error)
-    }
-    #else
     private func storeInternalError(code: SKError.Code = SKError.unknown, description: String = "") -> SKError {
         let error = NSError(domain: SKErrorDomain, code: code.rawValue, userInfo: [ NSLocalizedDescriptionKey: description ])
         return SKError(_nsError: error)
     }
-    #endif
 }
 
 extension SwiftyStoreKit {