//
//  IAPVerifyTransactionObj.h
//  将 Swift 内购验签逻辑迁移到 Objective-C
//

#import <Foundation/Foundation.h>
#import <StoreKit/StoreKit.h>
#import "FGIAPVerifyTransaction.h"

NS_ASSUME_NONNULL_BEGIN

FOUNDATION_EXPORT NSNotificationName const KBIAPDidCompletePurchaseNotification;

@interface IAPVerifyTransactionObj : NSObject <FGIAPVerifyTransaction>

/// 校验票据（StoreKit 2 入口）
/// - Parameters:
///   - receipt: Base64 编码的票据
///   - completion: 回调，success 表示验签成功，statusCode 为后端状态码
- (void)verifyReceipt:(NSString *)receipt
           completion:(void (^)(BOOL success, NSString * _Nullable message, NSInteger statusCode))completion;

/// 校验 StoreKit 2 交易的 JWS 签名串
/// - Parameters:
///   - payload: 交易 JWS 字符串
///   - completion: 回调
- (void)verifySignedPayload:(NSString *)payload
                 completion:(void (^)(BOOL success, NSString * _Nullable message, NSInteger statusCode))completion;

@end

NS_ASSUME_NONNULL_END