Instance Method

paymentAuthorizationViewController(_:didSelect:completion:)

Tells the delegate that the payment method has changed and asks for a list of updated summary items.

Declaration

optional func paymentAuthorizationViewController(_ controller: PKPaymentAuthorizationViewController, didSelect paymentMethod: PKPaymentMethod, completion: @escaping ([PKPaymentSummaryItem]) -> Void)

Parameters

controller

The payment authorization view controller.

paymentMethod

The new payment method.

completion

The completion block to be called after the app updates the summary items.

This block takes the following parameters:

summaryItems

An updated array of summary items that include any changes due to fees or credit card surcharges associated with the payment method.

Discussion

This method is called when the user has selected a new payment card. Use this delegate callback to update the summary items in response to the card type changing (for example, applying credit card surcharges), and then call the callback with the updated summary items.