passkit

To integrate Apple Pay in Swift, you use PKPaymentRequest to define transaction details and PKPaymentAuthorizationController to present the payment sheet and handle user authorization. This workflow applies to both SwiftUI and UIKit environments.

Adding Wallet passes involves using PKPass to construct the pass data and PKAddPassesViewController to prompt the user to add it to their Wallet. This provides a structured workflow for creating, adding, and managing passes within your app.

Yes, the PassKit integration workflow supports both SwiftUI and UIKit. It provides structured setup steps and capability checks to ensure Apple Pay buttons and payment requests function correctly across both UI frameworks.

The best way to handle Apple Pay authorization is by configuring a PKPaymentRequest with your merchant details and using PKPaymentAuthorizationController to manage the checkout flow. This streamlines the presentation and processing of mobile payments.

You need to use PKPaymentRequest when you are ready to initiate an Apple Pay transaction. It defines the payment amount, merchant identifier, and supported networks required before presenting the authorization controller to the user.

Setup requires adding the PassKit capability to your Xcode project and running a test payment flow. This verifies that your Apple Pay integration is correctly configured and the payment sheet presents without errors.