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Quotation

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This commit is contained in:
Arseni
2026-01-21 21:52:36 +03:00
parent 1e5ff51e07
commit 6284625977
40 changed files with 1085 additions and 346 deletions
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10
frontend/pshared/lib/api/responses/payment/quotation.dart
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@@ -11,11 +11,15 @@ part 'quotation.g.dart';
class PaymentQuoteResponse extends BaseAuthorizedResponse {
final PaymentQuoteDTO quote;
final String idempotencyKey;
final String? idempotencyKey;
const PaymentQuoteResponse({required super.accessToken, required this.idempotencyKey, required this.quote});
const PaymentQuoteResponse({
required super.accessToken,
required this.quote,
this.idempotencyKey,
});
factory PaymentQuoteResponse.fromJson(Map<String, dynamic> json) => _$PaymentQuoteResponseFromJson(json);
@override
Map<String, dynamic> toJson() => _$PaymentQuoteResponseToJson(this);
}
}

2
frontend/pshared/lib/data/dto/payment/quotes.dart
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@@ -9,7 +9,6 @@ part 'quotes.g.dart';
@JsonSerializable()
class PaymentQuotesDTO {
final String quoteRef;
final String idempotencyKey;
final PaymentQuoteAggregateDTO? aggregate;
final List<PaymentQuoteDTO>? quotes;
@@ -17,7 +16,6 @@ class PaymentQuotesDTO {
required this.quoteRef,
this.aggregate,
this.quotes,
required this.idempotencyKey,
});
factory PaymentQuotesDTO.fromJson(Map<String, dynamic> json) => _$PaymentQuotesDTOFromJson(json);

12
frontend/pshared/lib/data/mapper/payment/enums.dart
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@@ -160,16 +160,20 @@ String insufficientNetPolicyToValue(InsufficientNetPolicy policy) {
PaymentType endpointTypeFromValue(String? value) {
switch (value) {
case 'managedWallet':
case 'managed_wallet':
return PaymentType.managedWallet;
case 'externalChain':
case 'external_chain':
return PaymentType.externalChain;
case 'card':
return PaymentType.card;
case 'cardToken':
case 'card_token':
return PaymentType.cardToken;
case 'ledger':
return PaymentType.ledger;
case 'bankAccount':
case 'bank_account':
return PaymentType.bankAccount;
case 'iban':
return PaymentType.iban;
@@ -185,15 +189,15 @@ String endpointTypeToValue(PaymentType type) {
case PaymentType.ledger:
return 'ledger';
case PaymentType.managedWallet:
return 'managedWallet';
return 'managed_wallet';
case PaymentType.externalChain:
return 'externalChain';
return 'external_chain';
case PaymentType.card:
return 'card';
case PaymentType.cardToken:
return 'cardToken';
return 'card';
case PaymentType.bankAccount:
return 'bankAccount';
return 'bank_account';
case PaymentType.iban:
return 'iban';
case PaymentType.wallet:

20
frontend/pshared/lib/data/mapper/payment/payment.dart
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@@ -5,6 +5,7 @@ import 'package:pshared/data/dto/payment/external_chain.dart';
import 'package:pshared/data/dto/payment/ledger.dart';
import 'package:pshared/data/dto/payment/managed_wallet.dart';
import 'package:pshared/data/mapper/payment/asset.dart';
import 'package:pshared/data/mapper/payment/enums.dart';
import 'package:pshared/data/mapper/payment/type.dart';
import 'package:pshared/models/payment/methods/card.dart';
import 'package:pshared/models/payment/methods/card_token.dart';
@@ -23,7 +24,7 @@ extension PaymentMethodDataEndpointMapper on PaymentMethodData {
case PaymentType.ledger:
final payload = this as LedgerPaymentMethod;
return PaymentEndpointDTO(
type: paymentTypeToValue(type),
type: endpointTypeToValue(type),
data: LedgerEndpointDTO(
ledgerAccountRef: payload.ledgerAccountRef,
contraLedgerAccountRef: payload.contraLedgerAccountRef,
@@ -33,7 +34,7 @@ extension PaymentMethodDataEndpointMapper on PaymentMethodData {
case PaymentType.managedWallet:
final payload = this as ManagedWalletPaymentMethod;
return PaymentEndpointDTO(
type: paymentTypeToValue(type),
type: endpointTypeToValue(type),
data: ManagedWalletEndpointDTO(
managedWalletRef: payload.managedWalletRef,
asset: payload.asset?.toDTO(),
@@ -43,7 +44,7 @@ extension PaymentMethodDataEndpointMapper on PaymentMethodData {
case PaymentType.externalChain:
final payload = this as CryptoAddressPaymentMethod;
return PaymentEndpointDTO(
type: paymentTypeToValue(type),
type: endpointTypeToValue(type),
data: ExternalChainEndpointDTO(
asset: payload.asset?.toDTO(),
address: payload.address,
@@ -54,7 +55,7 @@ extension PaymentMethodDataEndpointMapper on PaymentMethodData {
case PaymentType.card:
final payload = this as CardPaymentMethod;
return PaymentEndpointDTO(
type: paymentTypeToValue(type),
type: endpointTypeToValue(type),
data: CardEndpointDTO(
pan: payload.pan,
expMonth: payload.expMonth,
@@ -68,7 +69,7 @@ extension PaymentMethodDataEndpointMapper on PaymentMethodData {
case PaymentType.cardToken:
final payload = this as CardTokenPaymentMethod;
return PaymentEndpointDTO(
type: paymentTypeToValue(type),
type: endpointTypeToValue(type),
data: CardTokenEndpointDTO(
token: payload.token,
maskedPan: payload.maskedPan,
@@ -85,7 +86,7 @@ extension PaymentEndpointDTOMapper on PaymentEndpointDTO {
PaymentMethodData toDomain() {
final metadata = this.metadata;
switch (paymentTypeFromValue(type)) {
switch (_resolveEndpointType(type, data)) {
case PaymentType.ledger:
final payload = LedgerEndpointDTO.fromJson(data);
return LedgerPaymentMethod(
@@ -131,3 +132,10 @@ extension PaymentEndpointDTOMapper on PaymentEndpointDTO {
}
}
}
PaymentType _resolveEndpointType(String type, Map<String, dynamic> data) {
if (type == 'card' && (data.containsKey('token') || data.containsKey('masked_pan'))) {
return PaymentType.cardToken;
}
return endpointTypeFromValue(type);
}

5
frontend/pshared/lib/data/mapper/payment/payment_quote.dart
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@@ -3,12 +3,13 @@ import 'package:pshared/data/mapper/payment/fee_line.dart';
import 'package:pshared/data/mapper/payment/fx_quote.dart';
import 'package:pshared/data/mapper/payment/money.dart';
import 'package:pshared/data/mapper/payment/network_fee.dart';
import 'package:pshared/models/payment/quote.dart';
import 'package:pshared/models/payment/quote/quote.dart';
extension PaymentQuoteDTOMapper on PaymentQuoteDTO {
PaymentQuote toDomain() => PaymentQuote(
PaymentQuote toDomain({String? idempotencyKey}) => PaymentQuote(
quoteRef: quoteRef,
idempotencyKey: idempotencyKey,
debitAmount: debitAmount?.toDomain(),
expectedSettlementAmount: expectedSettlementAmount?.toDomain(),
expectedFeeTotal: expectedFeeTotal?.toDomain(),

2
frontend/pshared/lib/data/mapper/payment/quote_aggregate.dart → frontend/pshared/lib/data/mapper/payment/quote/aggregate.dart
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@@ -1,6 +1,6 @@
import 'package:pshared/data/dto/payment/quote_aggregate.dart';
import 'package:pshared/data/mapper/payment/money.dart';
import 'package:pshared/models/payment/quote_aggregate.dart';
import 'package:pshared/models/payment/quote/aggregate.dart';
extension PaymentQuoteAggregateDTOMapper on PaymentQuoteAggregateDTO {

6
frontend/pshared/lib/data/mapper/payment/quotes.dart → frontend/pshared/lib/data/mapper/payment/quote/quotes.dart
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@@ -1,7 +1,7 @@
import 'package:pshared/data/dto/payment/quotes.dart';
import 'package:pshared/data/mapper/payment/payment_quote.dart';
import 'package:pshared/data/mapper/payment/quote_aggregate.dart';
import 'package:pshared/models/payment/quotes.dart';
import 'package:pshared/data/mapper/payment/quote/aggregate.dart';
import 'package:pshared/models/payment/quote/quotes.dart';
extension PaymentQuotesDTOMapper on PaymentQuotesDTO {
@@ -9,13 +9,11 @@ extension PaymentQuotesDTOMapper on PaymentQuotesDTO {
quoteRef: quoteRef,
aggregate: aggregate?.toDomain(),
quotes: quotes?.map((quote) => quote.toDomain()).toList(),
idempotencyKey: idempotencyKey
);
}
extension PaymentQuotesMapper on PaymentQuotes {
PaymentQuotesDTO toDTO() => PaymentQuotesDTO(
idempotencyKey: idempotencyKey,
quoteRef: quoteRef,
aggregate: aggregate?.toDTO(),
quotes: quotes?.map((quote) => quote.toDTO()).toList(),

1
frontend/pshared/lib/models/auto_refresh_mode.dart Normal file
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@@ -0,0 +1 @@
enum AutoRefreshMode { off, on }

2
frontend/pshared/lib/models/payment/payment.dart
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@@ -1,4 +1,4 @@
import 'package:pshared/models/payment/quote.dart';
import 'package:pshared/models/payment/quote/quote.dart';
class Payment {

52
frontend/pshared/lib/models/payment/quote.dart
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@@ -1,52 +0,0 @@
import 'package:pshared/api/responses/payment/quotation.dart';
import 'package:pshared/models/payment/fees/line.dart';
import 'package:pshared/models/payment/fx/quote.dart';
import 'package:pshared/models/payment/money.dart';
import 'package:pshared/models/payment/fees/network.dart';
class PaymentQuote {
final String? quoteRef;
final Money? debitAmount;
final Money? expectedSettlementAmount;
final Money? expectedFeeTotal;
final List<FeeLine>? feeLines;
final NetworkFee? networkFee;
final FxQuote? fxQuote;
const PaymentQuote({
required this.quoteRef,
required this.debitAmount,
required this.expectedSettlementAmount,
required this.expectedFeeTotal,
required this.feeLines,
required this.networkFee,
required this.fxQuote,
});
}
class PaymentQuoteX extends PaymentQuote {
final String idempotencyKey;
const PaymentQuoteX({
required super.quoteRef,
required super.debitAmount,
required super.expectedSettlementAmount,
required super.expectedFeeTotal,
required super.feeLines,
required super.networkFee,
required super.fxQuote,
required this.idempotencyKey,
});
factory PaymentQuoteX.build({required PaymentQuote quote, required String idempotencyKey}) => PaymentQuoteX(
quoteRef: quote.quoteRef,
debitAmount: quote.debitAmount,
expectedSettlementAmount: quote.expectedSettlementAmount,
expectedFeeTotal: quote.expectedFeeTotal,
feeLines: quote.feeLines,
networkFee: quote.networkFee,
fxQuote: quote.fxQuote,
idempotencyKey: idempotencyKey,
);
}

0
frontend/pshared/lib/models/payment/quote_aggregate.dart → frontend/pshared/lib/models/payment/quote/aggregate.dart
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27
frontend/pshared/lib/models/payment/quote/quote.dart Normal file
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@@ -0,0 +1,27 @@
import 'package:pshared/models/payment/fees/line.dart';
import 'package:pshared/models/payment/fx/quote.dart';
import 'package:pshared/models/payment/money.dart';
import 'package:pshared/models/payment/fees/network.dart';
class PaymentQuote {
final String? quoteRef;
final String? idempotencyKey;
final Money? debitAmount;
final Money? expectedSettlementAmount;
final Money? expectedFeeTotal;
final List<FeeLine>? feeLines;
final NetworkFee? networkFee;
final FxQuote? fxQuote;
const PaymentQuote({
required this.quoteRef,
required this.idempotencyKey,
required this.debitAmount,
required this.expectedSettlementAmount,
required this.expectedFeeTotal,
required this.feeLines,
required this.networkFee,
required this.fxQuote,
});
}

6
frontend/pshared/lib/models/payment/quotes.dart → frontend/pshared/lib/models/payment/quote/quotes.dart
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@@ -1,10 +1,9 @@
import 'package:pshared/models/payment/quote.dart';
import 'package:pshared/models/payment/quote_aggregate.dart';
import 'package:pshared/models/payment/quote/quote.dart';
import 'package:pshared/models/payment/quote/aggregate.dart';
class PaymentQuotes {
final String quoteRef;
final String idempotencyKey;
final PaymentQuoteAggregate? aggregate;
final List<PaymentQuote>? quotes;
@@ -12,6 +11,5 @@ class PaymentQuotes {
required this.quoteRef,
required this.aggregate,
required this.quotes,
required this.idempotencyKey,
});
}

1
frontend/pshared/lib/models/payment/quote/status_type.dart Normal file
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@@ -0,0 +1 @@
enum QuoteStatusType { loading, error, missing, expired, active }

11
frontend/pshared/lib/provider/payment/provider.dart
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@@ -2,7 +2,7 @@ import 'package:flutter/foundation.dart';
import 'package:pshared/models/payment/payment.dart';
import 'package:pshared/provider/organizations.dart';
import 'package:pshared/provider/payment/quotation.dart';
import 'package:pshared/provider/payment/quotation/quotation.dart';
import 'package:pshared/provider/resource.dart';
import 'package:pshared/service/payment/service.dart';
@@ -31,18 +31,23 @@ class PaymentProvider extends ChangeNotifier {
Future<Payment?> pay({String? idempotencyKey, Map<String, String>? metadata}) async {
if (!_organization.isOrganizationSet) throw StateError('Organization is not set');
if (!_quotation.isReady) throw StateError('Quotation is not ready');
final quoteRef = _quotation.quotation?.quoteRef;
if (quoteRef == null || quoteRef.isEmpty) {
throw StateError('Quotation reference is not set');
}
final expiresAt = _quotation.quoteExpiresAt;
if (expiresAt != null && expiresAt.isBefore(DateTime.now().toUtc())) {
throw StateError('Quotation is expired');
}
_setResource(_payment.copyWith(isLoading: true, error: null));
try {
final resolvedIdempotencyKey =
idempotencyKey ?? _quotation.quotation?.idempotencyKey;
final response = await PaymentService.pay(
_organization.current.id,
quoteRef,
idempotencyKey: idempotencyKey,
idempotencyKey: resolvedIdempotencyKey,
metadata: metadata,
);
_isLoaded = true;

196
frontend/pshared/lib/provider/payment/quotation.dart
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@@ -1,196 +0,0 @@
import 'package:flutter/material.dart';
import 'package:collection/collection.dart';
import 'package:uuid/uuid.dart';
import 'package:pshared/api/requests/payment/quote.dart';
import 'package:pshared/data/mapper/payment/intent/payment.dart';
import 'package:pshared/models/asset.dart';
import 'package:pshared/models/payment/currency_pair.dart';
import 'package:pshared/models/payment/customer.dart';
import 'package:pshared/models/payment/fx/intent.dart';
import 'package:pshared/models/payment/fx/side.dart';
import 'package:pshared/models/payment/kind.dart';
import 'package:pshared/models/payment/methods/managed_wallet.dart';
import 'package:pshared/models/payment/methods/type.dart';
import 'package:pshared/models/payment/money.dart';
import 'package:pshared/models/payment/settlement_mode.dart';
import 'package:pshared/models/payment/intent.dart';
import 'package:pshared/models/payment/quote.dart';
import 'package:pshared/models/recipient/recipient.dart';
import 'package:pshared/provider/organizations.dart';
import 'package:pshared/provider/payment/amount.dart';
import 'package:pshared/provider/payment/flow.dart';
import 'package:pshared/provider/payment/wallets.dart';
import 'package:pshared/provider/recipient/provider.dart';
import 'package:pshared/provider/recipient/pmethods.dart';
import 'package:pshared/provider/resource.dart';
import 'package:pshared/service/payment/quotation.dart';
import 'package:pshared/utils/currency.dart';
import 'package:pshared/utils/exception.dart';
class QuotationProvider extends ChangeNotifier {
Resource<PaymentQuoteX> _quotation = Resource(data: null, isLoading: false, error: null);
late OrganizationsProvider _organizations;
bool _isLoaded = false;
void update(
OrganizationsProvider venue,
PaymentAmountProvider payment,
WalletsProvider wallets,
PaymentFlowProvider flow,
RecipientsProvider recipients,
PaymentMethodsProvider methods,
) {
_organizations = venue;
final t = flow.selectedType;
final method = methods.methods.firstWhereOrNull((m) => m.type == t);
if ((wallets.selectedWallet != null) && (method != null)) {
final customer = _buildCustomer(
recipient: recipients.currentObject,
method: method,
);
final amount = Money(
amount: payment.amount.toString(),
// TODO: adapt to possible other sources
currency: currencyCodeToString(wallets.selectedWallet!.currency),
);
final fxIntent = FxIntent(
pair: CurrencyPair(
base: currencyCodeToString(wallets.selectedWallet!.currency),
quote: 'RUB', // TODO: exentd target currencies
),
side: FxSide.sellBaseBuyQuote,
);
getQuotation(PaymentIntent(
kind: PaymentKind.payout,
amount: amount,
destination: method.data,
source: ManagedWalletPaymentMethod(
managedWalletRef: wallets.selectedWallet!.id,
),
fx: fxIntent,
settlementMode: payment.payerCoversFee ? SettlementMode.fixReceived : SettlementMode.fixSource,
settlementCurrency: _resolveSettlementCurrency(amount: amount, fx: fxIntent),
customer: customer,
));
}
}
PaymentQuote? get quotation => _quotation.data;
bool get isReady => _isLoaded && !_quotation.isLoading && _quotation.error == null;
Asset? get fee => quotation == null ? null : createAsset(quotation!.expectedFeeTotal!.currency, quotation!.expectedFeeTotal!.amount);
Asset? get total => quotation == null ? null : createAsset(quotation!.debitAmount!.currency, quotation!.debitAmount!.amount);
Asset? get recipientGets => quotation == null ? null : createAsset(quotation!.expectedSettlementAmount!.currency, quotation!.expectedSettlementAmount!.amount);
String _resolveSettlementCurrency({
required Money amount,
required FxIntent? fx,
}) {
final pair = fx?.pair;
if (pair != null) {
switch (fx?.side ?? FxSide.unspecified) {
case FxSide.buyBaseSellQuote:
if (pair.base.isNotEmpty) return pair.base;
break;
case FxSide.sellBaseBuyQuote:
if (pair.quote.isNotEmpty) return pair.quote;
break;
case FxSide.unspecified:
break;
}
if (amount.currency == pair.base && pair.quote.isNotEmpty) return pair.quote;
if (amount.currency == pair.quote && pair.base.isNotEmpty) return pair.base;
if (pair.quote.isNotEmpty) return pair.quote;
if (pair.base.isNotEmpty) return pair.base;
}
return amount.currency;
}
Customer _buildCustomer({
required Recipient? recipient,
required PaymentMethod method,
}) {
final name = _resolveCustomerName(method, recipient);
String? firstName;
String? middleName;
String? lastName;
if (name != null && name.isNotEmpty) {
final parts = name.split(RegExp(r'\s+'));
if (parts.length == 1) {
firstName = parts.first;
} else if (parts.length == 2) {
firstName = parts.first;
lastName = parts.last;
} else {
firstName = parts.first;
lastName = parts.last;
middleName = parts.sublist(1, parts.length - 1).join(' ');
}
}
return Customer(
id: recipient?.id ?? method.recipientRef,
firstName: firstName,
middleName: middleName,
lastName: lastName,
country: method.cardData?.country,
);
}
String? _resolveCustomerName(PaymentMethod method, Recipient? recipient) {
final card = method.cardData;
if (card != null) {
return '${card.firstName} ${card.lastName}'.trim();
}
final iban = method.ibanData;
if (iban != null && iban.accountHolder.trim().isNotEmpty) {
return iban.accountHolder.trim();
}
final bank = method.bankAccountData;
if (bank != null && bank.recipientName.trim().isNotEmpty) {
return bank.recipientName.trim();
}
final recipientName = recipient?.name.trim();
return recipientName?.isNotEmpty == true ? recipientName : null;
}
void _setResource(Resource<PaymentQuoteX> quotation) {
_quotation = quotation;
notifyListeners();
}
Future<PaymentQuote?> getQuotation(PaymentIntent intent) async {
if (!_organizations.isOrganizationSet) throw StateError('Organization is not set');
try {
_quotation = _quotation.copyWith(isLoading: true, error: null);
final response = await QuotationService.getQuotation(
_organizations.current.id,
QuotePaymentRequest(
idempotencyKey: Uuid().v4(),
intent: intent.toDTO(),
),
);
_isLoaded = true;
_setResource(_quotation.copyWith(data: response, isLoading: false, error: null));
} catch (e) {
_setResource(_quotation.copyWith(data: null, error: toException(e), isLoading: false));
}
notifyListeners();
return _quotation.data;
}
void reset() {
_setResource(Resource(data: null, isLoading: false, error: null));
_isLoaded = false;
notifyListeners();
}
}

138
frontend/pshared/lib/provider/payment/quotation/intent_builder.dart Normal file
View File

@@ -0,0 +1,138 @@
import 'package:collection/collection.dart';
import 'package:pshared/models/payment/currency_pair.dart';
import 'package:pshared/models/payment/customer.dart';
import 'package:pshared/models/payment/fx/intent.dart';
import 'package:pshared/models/payment/fx/side.dart';
import 'package:pshared/models/payment/kind.dart';
import 'package:pshared/models/payment/methods/managed_wallet.dart';
import 'package:pshared/models/payment/methods/type.dart';
import 'package:pshared/models/payment/money.dart';
import 'package:pshared/models/payment/settlement_mode.dart';
import 'package:pshared/models/payment/intent.dart';
import 'package:pshared/models/recipient/recipient.dart';
import 'package:pshared/provider/payment/amount.dart';
import 'package:pshared/provider/payment/flow.dart';
import 'package:pshared/provider/payment/wallets.dart';
import 'package:pshared/provider/recipient/provider.dart';
import 'package:pshared/provider/recipient/pmethods.dart';
import 'package:pshared/utils/currency.dart';
class QuotationIntentBuilder {
PaymentIntent? build({
required PaymentAmountProvider payment,
required WalletsProvider wallets,
required PaymentFlowProvider flow,
required RecipientsProvider recipients,
required PaymentMethodsProvider methods,
}) {
final selectedWallet = wallets.selectedWallet;
final method = methods.methods.firstWhereOrNull((m) => m.type == flow.selectedType);
if (selectedWallet == null || method == null) return null;
final customer = _buildCustomer(
recipient: recipients.currentObject,
method: method,
);
final amount = Money(
amount: payment.amount.toString(),
// TODO: adapt to possible other sources
currency: currencyCodeToString(selectedWallet.currency),
);
final fxIntent = FxIntent(
pair: CurrencyPair(
base: currencyCodeToString(selectedWallet.currency),
quote: 'RUB', // TODO: exentd target currencies
),
side: FxSide.sellBaseBuyQuote,
);
return PaymentIntent(
kind: PaymentKind.payout,
amount: amount,
destination: method.data,
source: ManagedWalletPaymentMethod(
managedWalletRef: selectedWallet.id,
),
fx: fxIntent,
settlementMode: payment.payerCoversFee ? SettlementMode.fixReceived : SettlementMode.fixSource,
settlementCurrency: _resolveSettlementCurrency(amount: amount, fx: fxIntent),
customer: customer,
);
}
String _resolveSettlementCurrency({
required Money amount,
required FxIntent? fx,
}) {
final pair = fx?.pair;
if (pair != null) {
switch (fx?.side ?? FxSide.unspecified) {
case FxSide.buyBaseSellQuote:
if (pair.base.isNotEmpty) return pair.base;
break;
case FxSide.sellBaseBuyQuote:
if (pair.quote.isNotEmpty) return pair.quote;
break;
case FxSide.unspecified:
break;
}
if (amount.currency == pair.base && pair.quote.isNotEmpty) return pair.quote;
if (amount.currency == pair.quote && pair.base.isNotEmpty) return pair.base;
if (pair.quote.isNotEmpty) return pair.quote;
if (pair.base.isNotEmpty) return pair.base;
}
return amount.currency;
}
Customer _buildCustomer({
required Recipient? recipient,
required PaymentMethod method,
}) {
final name = _resolveCustomerName(method, recipient);
String? firstName;
String? middleName;
String? lastName;
if (name != null && name.isNotEmpty) {
final parts = name.split(RegExp(r'\s+'));
if (parts.isNotEmpty) {
firstName = parts.first;
}
if (parts.length == 2) {
lastName = parts.last;
} else if (parts.length > 2) {
lastName = parts.last;
middleName = parts.sublist(1, parts.length - 1).join(' ');
}
}
return Customer(
id: recipient?.id ?? method.recipientRef,
firstName: firstName,
middleName: middleName,
lastName: lastName,
country: method.cardData?.country,
);
}
String? _resolveCustomerName(PaymentMethod method, Recipient? recipient) {
final card = method.cardData;
if (card != null) {
return '${card.firstName} ${card.lastName}'.trim();
}
final iban = method.ibanData;
if (iban != null && iban.accountHolder.trim().isNotEmpty) {
return iban.accountHolder.trim();
}
final bank = method.bankAccountData;
if (bank != null && bank.recipientName.trim().isNotEmpty) {
return bank.recipientName.trim();
}
final recipientName = recipient?.name.trim();
return recipientName?.isNotEmpty == true ? recipientName : null;
}
}

126
frontend/pshared/lib/provider/payment/quotation/quotation.dart Normal file
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@@ -0,0 +1,126 @@
import 'package:flutter/foundation.dart';
import 'package:logging/logging.dart';
import 'dart:convert';
import 'package:uuid/uuid.dart';
import 'package:pshared/api/requests/payment/quote.dart';
import 'package:pshared/data/mapper/payment/intent/payment.dart';
import 'package:pshared/models/asset.dart';
import 'package:pshared/models/payment/intent.dart';
import 'package:pshared/models/payment/quote/quote.dart';
import 'package:pshared/models/payment/money.dart';
import 'package:pshared/provider/organizations.dart';
import 'package:pshared/provider/payment/amount.dart';
import 'package:pshared/provider/payment/flow.dart';
import 'package:pshared/provider/payment/wallets.dart';
import 'package:pshared/provider/recipient/provider.dart';
import 'package:pshared/provider/recipient/pmethods.dart';
import 'package:pshared/provider/resource.dart';
import 'package:pshared/provider/payment/quotation/intent_builder.dart';
import 'package:pshared/service/payment/quotation.dart';
import 'package:pshared/utils/exception.dart';
class QuotationProvider extends ChangeNotifier {
static final _logger = Logger('provider.payment.quotation');
Resource<PaymentQuote> _quotation = Resource(data: null, isLoading: false, error: null);
late OrganizationsProvider _organizations;
bool _isLoaded = false;
PaymentIntent? _lastIntent;
final QuotationIntentBuilder _intentBuilder = QuotationIntentBuilder();
void update(
OrganizationsProvider venue,
PaymentAmountProvider payment,
WalletsProvider wallets,
PaymentFlowProvider flow,
RecipientsProvider recipients,
PaymentMethodsProvider methods,
) {
_organizations = venue;
final intent = _intentBuilder.build(
payment: payment,
wallets: wallets,
flow: flow,
recipients: recipients,
methods: methods,
);
if (intent == null) return;
final intentKey = _buildIntentKey(intent);
final lastIntent = _lastIntent;
if (lastIntent != null && intentKey == _buildIntentKey(lastIntent)) return;
getQuotation(intent, idempotencyKey: intentKey);
}
PaymentQuote? get quotation => _quotation.data;
bool get isLoading => _quotation.isLoading;
Exception? get error => _quotation.error;
bool get canRefresh => _lastIntent != null;
bool get isReady => _isLoaded && !_quotation.isLoading && _quotation.error == null;
DateTime? get quoteExpiresAt {
final expiresAtUnixMs = quotation?.fxQuote?.expiresAtUnixMs;
if (expiresAtUnixMs == null) return null;
return DateTime.fromMillisecondsSinceEpoch(expiresAtUnixMs, isUtc: true);
}
Asset? get fee => _assetFromMoney(quotation?.expectedFeeTotal);
Asset? get total => _assetFromMoney(quotation?.debitAmount);
Asset? get recipientGets => _assetFromMoney(quotation?.expectedSettlementAmount);
Asset? _assetFromMoney(Money? money) {
if (money == null) return null;
return createAsset(money.currency, money.amount);
}
void _setResource(Resource<PaymentQuote> quotation) {
_quotation = quotation;
notifyListeners();
}
Future<PaymentQuote?> refreshQuotation() async {
final intent = _lastIntent;
if (intent == null) return null;
return getQuotation(intent, idempotencyKey: _buildIntentKey(intent));
}
Future<PaymentQuote?> getQuotation(PaymentIntent intent, {String? idempotencyKey}) async {
if (!_organizations.isOrganizationSet) throw StateError('Organization is not set');
_lastIntent = intent;
final intentKey = idempotencyKey ?? _buildIntentKey(intent);
try {
_setResource(_quotation.copyWith(isLoading: true, error: null));
final response = await QuotationService.getQuotation(
_organizations.current.id,
QuotePaymentRequest(
idempotencyKey: intentKey,
intent: intent.toDTO(),
),
);
_isLoaded = true;
_setResource(_quotation.copyWith(data: response, isLoading: false, error: null));
} catch (e, st) {
_logger.warning('Failed to get quotation', e, st);
_setResource(_quotation.copyWith(
data: null,
error: toException(e),
isLoading: false,
));
}
return _quotation.data;
}
void reset() {
_isLoaded = false;
_lastIntent = null;
_setResource(Resource(data: null, isLoading: false, error: null));
}
String _buildIntentKey(PaymentIntent intent) {
final payload = jsonEncode(intent.toDTO().toJson());
return Uuid().v5(Namespace.url.value, 'quote:$payload');
}
}

7
frontend/pshared/lib/provider/resource.dart
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@@ -5,11 +5,14 @@ class Resource<T> {
Resource({this.data, this.isLoading = false, this.error});
Resource<T> copyWith({T? data, bool? isLoading, Exception? error}) {
static const _unset = Object();
Resource<T> copyWith({T? data, bool? isLoading, Object? error = _unset}) {
return Resource<T>(
data: data ?? this.data,
isLoading: isLoading ?? this.isLoading,
error: error ?? this.error,
// Distinguish "not provided" from an explicit null to allow clearing error.
error: error == _unset ? this.error : error as Exception?,
);
}
}

12
frontend/pshared/lib/service/payment/quotation.dart
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@@ -5,9 +5,9 @@ import 'package:pshared/api/requests/payment/quotes.dart';
import 'package:pshared/api/responses/payment/quotation.dart';
import 'package:pshared/api/responses/payment/quotes.dart';
import 'package:pshared/data/mapper/payment/payment_quote.dart';
import 'package:pshared/data/mapper/payment/quotes.dart';
import 'package:pshared/models/payment/quote.dart';
import 'package:pshared/models/payment/quotes.dart';
import 'package:pshared/data/mapper/payment/quote/quotes.dart';
import 'package:pshared/models/payment/quote/quote.dart';
import 'package:pshared/models/payment/quote/quotes.dart';
import 'package:pshared/service/authorization/service.dart';
import 'package:pshared/service/services.dart';
@@ -16,15 +16,15 @@ class QuotationService {
static final _logger = Logger('service.payment.quotation');
static const String _objectType = Services.payments;
static Future<PaymentQuoteX> getQuotation(String organizationRef, QuotePaymentRequest request) async {
static Future<PaymentQuote> getQuotation(String organizationRef, QuotePaymentRequest request) async {
_logger.fine('Quoting payment for organization $organizationRef');
final response = await AuthorizationService.getPOSTResponse(
_objectType,
'/quote/$organizationRef',
request.toJson(),
);
final resp = PaymentQuoteResponse.fromJson(response);
return PaymentQuoteX.build(quote: resp.quote.toDomain(), idempotencyKey: resp.idempotencyKey);
final parsed = PaymentQuoteResponse.fromJson(response);
return parsed.quote.toDomain(idempotencyKey: parsed.idempotencyKey);
}
static Future<PaymentQuotes> getMultiQuotation(String organizationRef, QuotePaymentsRequest request) async {