我恢复的购买似乎正常工作,除非你按它第二次崩溃的应用程序。是否有变通方法吗?这里是我的代码:
import UIKit
import StoreKit
class SettingsVC: UIViewController, SKPaymentTransactionObserver {
@IBOutlet weak var restorePurchaseButton: UIButton!
@IBOutlet weak var privacyPolicyButton: UIButton!
@IBOutlet weak var termsofUseButton: UIButton!
@IBOutlet weak var unlockButton: UIButton!
override func viewDidLoad() {
super.viewDidLoad()
// Do any additional setup after loading the view.
SKPaymentQueue.default().add(self)
checkUnlockButton()
}
@IBAction func RestoreBtnClicked(_ sender: Any) {
SKPaymentQueue.default().restoreCompletedTransactions()
restorePurchaseButton.isEnabled = false
}
func paymentQueue(_ queue: SKPaymentQueue, updatedTransactions transactions: [SKPaymentTransaction]) {
for transaction in transactions{
if transaction.transactionState == .restored{
UserDefaults.standard.set(true, forKey: "payment")
SKPaymentQueue.default().finishTransaction(transaction)
}
}
}
编辑:这里是第二视图控制器。它包含了按钮,允许用户购买该产品。还原购买按钮是在一个单独的视图控制器。我是比较新的雨燕所以请尽量哑下你的答案对我来说哈哈。
import Foundation
import UIKit
import StoreKit
class UnlockContentVC: UIViewController, SKPaymentTransactionObserver {
@IBOutlet weak var removeAds: UIButton!
@IBOutlet weak var noThanks: UIButton!
override func viewDidLoad() {
//removeAds.layer.cornerRadius = 10
SKPaymentQueue.default().add(self)
removeAds.layer.cornerRadius = removeAds.frame.height / 2
}
@IBAction func dismissModal(_ sender: Any) {
navigationController?.popViewController(animated: true)
dismiss(animated: true, completion: nil)
}
@IBAction func OnClickUlockBtn(_ sender: Any) {
if SKPaymentQueue.canMakePayments(){
//can make payments
let paymentRequest = SKMutablePayment()
paymentRequest.productIdentifier = productID
SKPaymentQueue.default().add(paymentRequest)
}else{
//can't make payments
print("Device can not make payments...")
}
}
func paymentQueue(_ queue: SKPaymentQueue, updatedTransactions transactions: [SKPaymentTransaction]) {
for transaction in transactions{
if transaction.transactionState == SKPaymentTransactionState.purchased{
//User Payment Successfull
UserDefaults.standard.set(true, forKey: "payment")
print("payment was successfull")
SKPaymentQueue.default().finishTransaction(transaction)
}else if transaction.transactionState == .failed{
//User Payment failed
print("transaction failed...")
SKPaymentQueue.default().finishTransaction(transaction)
if let error = transaction.error {
print("\(error.localizedDescription)")
}
}
}
}
}
固定。
override func viewDidDisappear(_ animated: Bool) {
SKPaymentQueue.default().remove(self)
}