+ quotation provider

frontend/pshared/lib/models/payment/methods/card.dart

@@ -2,17 +2,25 @@ import 'package:pshared/models/payment/methods/data.dart';
 import 'package:pshared/models/payment/type.dart';
 
 
-class CardPaymentMethod extends PaymentMethodData {
+class CardPaymentMethod implements PaymentMethodData {
   @override
   final PaymentType type = PaymentType.card;
-
   final String pan;
   final String firstName;
   final String lastName;
+  final int? expMonth;
+  final int? expYear;
+  final String? country;
+  @override
+  final Map<String, String>? metadata;
 
-  CardPaymentMethod({
+  const CardPaymentMethod({
     required this.pan,
+    this.expMonth,
+    this.expYear,
     required this.firstName,
     required this.lastName,
+    this.country,
+    this.metadata,
   });
-}
+}

frontend/pshared/lib/models/payment/methods/card_token.dart

@@ -0,0 +1,18 @@
+import 'package:pshared/models/payment/methods/data.dart';
+import 'package:pshared/models/payment/type.dart';
+
+
+class CardTokenPaymentMethod implements PaymentMethodData {
+  @override
+  final PaymentType type = PaymentType.cardToken;
+  final String token;
+  final String maskedPan;
+  @override
+  final Map<String, String>? metadata;
+
+  const CardTokenPaymentMethod({
+    required this.token,
+    required this.maskedPan,
+    this.metadata,
+  });
+}

frontend/pshared/lib/models/payment/methods/crypto_address.dart

@@ -1,18 +1,21 @@
 import 'package:pshared/models/payment/methods/data.dart';
+import 'package:pshared/models/payment/asset.dart';
 import 'package:pshared/models/payment/type.dart';
 
 
-class CryptoAddressPaymentMethod extends PaymentMethodData {
+class CryptoAddressPaymentMethod implements PaymentMethodData {
   @override
-  final PaymentType type = PaymentType.cryptoAddress;
-
+  final PaymentType type = PaymentType.externalChain;
+  final PaymentAsset? asset;
   final String address;
-  final String network;
-  final String? destinationTag;
+  final String? memo;
+  @override
+  final Map<String, String>? metadata;
 
-  CryptoAddressPaymentMethod({
+  const CryptoAddressPaymentMethod({
+    this.asset,
     required this.address,
-    required this.network,
-    this.destinationTag,
+    this.memo,
+    this.metadata,
   });
 }

frontend/pshared/lib/models/payment/methods/data.dart

@@ -3,6 +3,7 @@ import 'package:pshared/models/payment/type.dart';
 
 abstract class PaymentMethodData {
   PaymentType get type;
+  Map<String, String>? get metadata;
 }
 
 typedef MethodMap = Map<PaymentType, PaymentMethodData?>;

frontend/pshared/lib/models/payment/methods/iban.dart

@@ -2,7 +2,7 @@ import 'package:pshared/models/payment/methods/data.dart';
 import 'package:pshared/models/payment/type.dart';
 
 
-class IbanPaymentMethod extends PaymentMethodData {
+class IbanPaymentMethod implements PaymentMethodData {
   @override
   final PaymentType type = PaymentType.iban;
 
@@ -10,11 +10,14 @@ class IbanPaymentMethod extends PaymentMethodData {
   final String accountHolder;   // Full name of the recipient
   final String? bic;            // Optional: for cross-border transfers
   final String? bankName;       // Optional: for UI clarity
+  @override
+  final Map<String, String>? metadata;
 
-  IbanPaymentMethod({
+  const IbanPaymentMethod({
     required this.iban,
     required this.accountHolder,
     this.bic,
     this.bankName,
+    this.metadata,
   });
 }

frontend/pshared/lib/models/payment/methods/ledger.dart

@@ -0,0 +1,18 @@
+import 'package:pshared/models/payment/methods/data.dart';
+import 'package:pshared/models/payment/type.dart';
+
+
+class LedgerPaymentMethod implements PaymentMethodData {
+  @override
+  final PaymentType type = PaymentType.ledger;
+  final String ledgerAccountRef;
+  final String? contraLedgerAccountRef;
+  @override
+  final Map<String, String>? metadata;
+
+  const LedgerPaymentMethod({
+    required this.ledgerAccountRef,
+    this.contraLedgerAccountRef,
+    this.metadata,
+  });
+}

frontend/pshared/lib/models/payment/methods/managed_wallet.dart

@@ -0,0 +1,19 @@
+import 'package:pshared/models/payment/methods/data.dart';
+import 'package:pshared/models/payment/asset.dart';
+import 'package:pshared/models/payment/type.dart';
+
+
+class ManagedWalletPaymentMethod implements PaymentMethodData {
+  @override
+  final PaymentType type = PaymentType.managedWallet;
+  final String managedWalletRef;
+  final PaymentAsset? asset;
+  @override
+  final Map<String, String>? metadata;
+
+  const ManagedWalletPaymentMethod({
+    required this.managedWalletRef,
+    this.asset,
+    this.metadata,
+  });
+}

frontend/pshared/lib/models/payment/methods/russian_bank.dart

@@ -2,7 +2,7 @@ import 'package:pshared/models/payment/methods/data.dart';
 import 'package:pshared/models/payment/type.dart';
 
 
-class RussianBankAccountPaymentMethod extends PaymentMethodData {
+class RussianBankAccountPaymentMethod implements PaymentMethodData {
   @override
   final PaymentType type = PaymentType.bankAccount;
 
@@ -13,8 +13,10 @@ class RussianBankAccountPaymentMethod extends PaymentMethodData {
   final String bik;          
   final String accountNumber;
   final String correspondentAccount;
+  @override
+  final Map<String, String>? metadata;
 
-  RussianBankAccountPaymentMethod({
+  const RussianBankAccountPaymentMethod({
     required this.recipientName,
     required this.inn,
     required this.kpp,
@@ -22,5 +24,6 @@ class RussianBankAccountPaymentMethod extends PaymentMethodData {
     required this.bik,
     required this.accountNumber,
     required this.correspondentAccount,
+    this.metadata,
   });
 }

frontend/pshared/lib/models/payment/methods/wallet.dart

@@ -2,11 +2,14 @@ import 'package:pshared/models/payment/methods/data.dart';
 import 'package:pshared/models/payment/type.dart';
 
 
-class WalletPaymentMethod extends PaymentMethodData {
+class WalletPaymentMethod implements PaymentMethodData {
   @override
   final PaymentType type = PaymentType.wallet;
 
   final String walletId;
 
-  WalletPaymentMethod({required this.walletId});
+  @override
+  final Map<String, String>? metadata;
+
+  WalletPaymentMethod({required this.walletId, this.metadata});
 }