ios – productsRequest不适合快速进行应用程序内购买

override func viewDidLoad() {
    super.viewDidLoad()

    outRemoveAds.enabled = false

    if(SKPaymentQueue.canMakePayments()) {
        println("IAP is enabled,loading")
        var productID:NSSet = NSSet(objects: "com.webstart.tomsgamesinc.StartLight_No_Ads")
        var request: SKProductsrequest = SKProductsrequest(productIdentifiers: productID as Set<NSObject>)
        request.delegate = self
        request.start()
    } else {
        println("please enable IAPS")
    }
    // Do any additional setup after loading the view.
}

func buyProduct() {
    println("buy " + p.productIdentifier)
    var pay = SKPayment(product: p)
    SKPaymentQueue.defaultQueue().addtransactionObserver(self)
    SKPaymentQueue.defaultQueue().addPayment(pay as SKPayment)
}

//3
func productsrequest(request: SKProductsrequest!,didReceiveResponse response: SKProductsResponse!) {
    println("product request")
    println(response.products)
    var myProduct = response.products

    for product in myProduct {
        println("product added")
        println(product.productIdentifier)
        println(product.localizedtitlE)
        println(product.localizedDescription)
        println(product.pricE)

        list.append(product as! SKProduct)
    }

    outRemoveAds.enabled = true
}

// 4
func paymentQueueRestoreCompletedtransactionsFinished(queue: SKPaymentQueue!) {
    println("transactions restored")

    var purchasedItemIDS = []
    for transaction in queue.transactions {
        var t: SKPaymenttransaction = transaction as! SKPaymenttransaction

        let prodID = t.payment.productIdentifier as String

        switch prodID {
        case "com.webstart.tomsgamesinc.StartLight_No_Ads":
            println("remove ads")
            removeAds()
        default:
            println("IAP not setup")
        }

    }
}

// 5
func paymentQueue(queue: SKPaymentQueue!,updatedtransactions transactions: [AnyObject]!) {
    println("add paymnet")

    for transaction:AnyObject in transactions {
        var trans = transaction as! SKPaymenttransaction
        println(trans.error)

        switch trans.transactionState {

        case .Purchased:
            println("buy,ok unlock iap here")
            println(p.productIdentifier)

            let prodID = p.productIdentifier as String
            switch prodID {
            case "com.webstart.tomsgamesinc.StartLight_No_Ads":
                println("remove ads")
                removeAds()
                println("add coins to account")
            default:
                println("IAP not setup")
            }

            queue.finishtransaction(trans)
            break;
        case .Failed:
            println("buy error")
            queue.finishtransaction(trans)
            break;
        default:
            println("default")
            break;

        }
    }
}

    // 6
    func finishtransaction(trans:SKPaymenttransaction)
    {
        println("finish trans")
        SKPaymentQueue.defaultQueue().finishtransaction(trans)
    }

    //7
    func paymentQueue(queue: SKPaymentQueue!,removedtransactions transactions: [AnyObject]!)
    {
        println("remove trans");
    }
 @IBACtion func btnRemoveAds(sender: UIButton) {
    for product in list {
        println("ProdID")
        var prodID = product.productIdentifier
        println(prodID)
        if(prodID == "com.webstart.tomsgamesinc.StartLight_No_Ads") {
            p = product
            buyProduct()
            break;
        }
    }

}

我确实在iTunes连接中添加了购买.