class KRPurchaseOrderNo {
  final String orderNo; 

  KRPurchaseOrderNo({required this.orderNo});

  factory KRPurchaseOrderNo.fromJson(Map<String, dynamic> json) {
    return KRPurchaseOrderNo(orderNo: json['order_no'] ?? '');
  }
}



class KRPurchaseOrderUrl {
  final String url;

  KRPurchaseOrderUrl({required this.url});

  factory KRPurchaseOrderUrl.fromJson(Map<String, dynamic> json) {
    return KRPurchaseOrderUrl(url: json['checkout_url'] ?? '');
  }
}

/// Checkout 响应（参考 Tauri 项目）
class KRCheckoutResponse {
  final String type; // "url" | "qr" | "stripe"
  final String? checkoutUrl;
  final KRStripePayment? stripe;

  KRCheckoutResponse({
    required this.type,
    this.checkoutUrl,
    this.stripe,
  });

  factory KRCheckoutResponse.fromJson(Map<String, dynamic> json) {
    return KRCheckoutResponse(
      type: json['type'] ?? 'url',
      checkoutUrl: json['checkout_url'],
      stripe: json['stripe'] != null
          ? KRStripePayment.fromJson(json['stripe'])
          : null,
    );
  }
}

/// Stripe 支付信息
class KRStripePayment {
  final String method;
  final String clientSecret;
  final String publishableKey;

  KRStripePayment({
    required this.method,
    required this.clientSecret,
    required this.publishableKey,
  });

  factory KRStripePayment.fromJson(Map<String, dynamic> json) {
    return KRStripePayment(
      method: json['method'] ?? '',
      clientSecret: json['client_secret'] ?? '',
      publishableKey: json['publishable_key'] ?? '',
    );
  }
}