#import "BTThreeDSecureRequest.h" NS_ASSUME_NONNULL_BEGIN @interface BTThreeDSecureRequest () /** Set the BTPaymentFlowDriverDelegate for handling the driver events. */ @property (nonatomic, weak) id paymentFlowDriverDelegate; /** The dfReferenceId for the session. Exposed for testing. */ @property (nonatomic, strong) NSString *dfReferenceId; /** Prepare for a 3DS 2.0 flow. @param apiClient The API client. @param completionBlock This completion will be invoked exactly once. If the error is nil then the preparation was successful. */ - (void)prepareLookup:(BTAPIClient *)apiClient completion:(void (^)(NSError * _Nullable))completionBlock; /** Process the BTThreeDSecureLookup by presenting a challenge or returning the payment information. @param lookupResult The BTThreeDSecureLookup from a lookup call. @param configuration A BTConfiguration used to process the lookup. */ - (void)processLookupResult:(BTThreeDSecureLookup *)lookupResult configuration:(BTConfiguration *)configuration; @end NS_ASSUME_NONNULL_END