PaymentRequest class abstract

Base class for all payment requests.

This abstract class provides the foundation for all payment request types. It handles common validation, sanitization, and JSON serialization for payment data.

Subclasses

• CardPaymentRequest - For debit/credit card payments
• BankTransferRequest - For bank transfer payments
• MobileMoneyRequest - For mobile money payments

Properties

• amount: Transaction amount in kobo (smallest currency unit)
• currency: Transaction currency
• email: Customer's email (automatically sanitized)
• reference: Optional transaction reference
• paymentMethod: Type of payment method
• metadata: Optional custom metadata
• callbackUrl: Optional callback URL for web payments

Example

// Create a custom payment request
class CustomPaymentRequest extends PaymentRequest {
  CustomPaymentRequest({
    required super.amount,
    required super.currency,
    required super.email,
    required super.paymentMethod,
  });

  @override
  Map<String, dynamic> getSpecificJson() => {};
}