fix for quote and operations addition

frontend/pshared/lib/models/payment/execution_operation.dart

@@ -1,6 +1,23 @@
 import 'package:money2/money2.dart';
 
 
+class PaymentOperationMoneySnapshot {
+  final Money? amount;
+  final Money? convertedAmount;
+
+  const PaymentOperationMoneySnapshot({
+    required this.amount,
+    required this.convertedAmount,
+  });
+}
+
+class PaymentOperationMoney {
+  final PaymentOperationMoneySnapshot? planned;
+  final PaymentOperationMoneySnapshot? executed;
+
+  const PaymentOperationMoney({required this.planned, required this.executed});
+}
+
 class PaymentExecutionOperation {
   final String? stepRef;
   final String? operationRef;
@@ -8,8 +25,7 @@ class PaymentExecutionOperation {
   final String? code;
   final String? state;
   final String? label;
-  final Money? amount;
-  final Money? convertedAmount;
+  final PaymentOperationMoney? money;
   final String? failureCode;
   final String? failureReason;
   final DateTime? startedAt;
@@ -22,11 +38,18 @@ class PaymentExecutionOperation {
     required this.code,
     required this.state,
     required this.label,
-    required this.amount,
-    required this.convertedAmount,
+    required this.money,
     required this.failureCode,
     required this.failureReason,
     required this.startedAt,
     required this.completedAt,
   });
+
+  Money? get amount => money?.executed?.amount ?? money?.planned?.amount;
+  Money? get convertedAmount =>
+      money?.executed?.convertedAmount ?? money?.planned?.convertedAmount;
+  Money? get plannedAmount => money?.planned?.amount;
+  Money? get plannedConvertedAmount => money?.planned?.convertedAmount;
+  Money? get executedAmount => money?.executed?.amount;
+  Money? get executedConvertedAmount => money?.executed?.convertedAmount;
 }