refund

lib/domain/order/repositories/i_order_repository.dart

@@ -40,4 +40,10 @@ abstract class IOrderRepository {
   Future<Either<OrderFailure, Payment>> createSplitBill(
     PaymentSplitBillRequest request,
   );
+
+  Future<Either<OrderFailure, Unit>> refundOrder({
+    required String id,
+    required String reason,
+    required int refundAmount,
+  });
 }