Sla*_*vic 6 in-app-purchase ios swift
我使用自动续订订阅为该应用程序创建了应用程序内购买功能。问题是我不确定如何检查购买状态,订阅是否已用完或仍然有效。
这是我尝试保存购买状态的地方:
func paymentQueue(_ queue: SKPaymentQueue, updatedTransactions transactions: [SKPaymentTransaction]) {
print("add payment")
for transaction: AnyObject in transactions {
let trans = transaction as! SKPaymentTransaction
print(trans.error)
switch trans.transactionState {
case .purchased:
print("buy ok, unlock IAP HERE")
print(p.productIdentifier)
let prodID = p.productIdentifier
switch prodID {
case "com.test.UnlockTools.Subscription1":
print("tool set 1 unlocked")
uTool1()
print("tool set 2 unlocked")
uTool2()
print("tool set 3 unlocked")
uTool3()
UserDefaults.standard.set(true, forKey: "isSubbed")
default:
print("IAP not found")
}
queue.finishTransaction(trans)
case .failed:
print("buy error")
queue.finishTransaction(trans)
break
default:
print("Default")
break
}
}
}
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这是我调用 UserDefaults 并允许或拒绝按钮交互的地方:
override func viewDidLoad() {
super.viewDidLoad()
if(SKPaymentQueue.canMakePayments()) {
print("IAP is enabled, loading")
let productID: NSSet = NSSet(object: "com.test.UnlockTools.Subscription1")
let request: SKProductsRequest = SKProductsRequest(productIdentifiers: productID as! Set<String>)
request.delegate = self
request.start()
} else {
print("please enable IAPS")
}
status = UserDefaults.standard.bool(forKey: "isSubbed") ?? false
if status == true {
unlockTool1.isUserInteractionEnabled = true
unlockTool2.isUserInteractionEnabled = true
unlockTool3.isUserInteractionEnabled = true
} else {
unlockTool1.isUserInteractionEnabled = false
unlockTool2.isUserInteractionEnabled = false
unlockTool3.isUserInteractionEnabled = false
}
}
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如果我找到状态,那么我将能够将状态保存为真/假。我尝试使用 UserDefaults 并取得了一些成功。但不确定我是否将代码放置在最佳位置。
如果订阅仍然有效,我想允许用户单击按钮,并在订阅已用完时拒绝按钮单击。
如果需要,我会添加更多代码。任何帮助将不胜感激。
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