In App Purchase - when trying to buy consumable product again - this in-app purchase has already been bought

Question

I have consumable In-App-Purchase product in my iTunes connect, and when I\'m trying to buy it twice (on my iPhone), it tells me that I already bought it. But this is the wh

Answer 1

public func paymentQueue(_ queue: SKPaymentQueue, updatedTransactions transactions: [SKPaymentTransaction]) {
    for transaction in transactions {
        switch (transaction.transactionState) {
        case .purchased:
            complete(transaction: transaction)
            break
        case .failed:
            fail(transaction: transaction)
            break
        case .restored:
            restore(transaction: transaction)
            break
        case .deferred:
            break
        case .purchasing:
            break
        }
    }
}