isApplePayOnly property
bool
get
isApplePayOnly
True when the merchant has restricted payment to Apple Pay only. Drives native availability checks and banner CTA swap.
Mirrors the iOS Kit's CheckoutConfig.isApplePayOnly computed
property — true iff paymentMethods == ["apple_pay"].
Implementation
bool get isApplePayOnly =>
paymentMethods != null &&
paymentMethods!.length == 1 &&
paymentMethods!.first == 'apple_pay';