multiple payout page and small fixes

frontend/pshared/lib/api/responses/login_pending.dart

@@ -10,12 +10,13 @@ part 'login_pending.g.dart';
 class PendingLoginResponse {
   final AccountResponse account;
   final TokenData pendingToken;
-  final String destination;
+  @JsonKey(name: 'destination')
+  final String target;
 
   const PendingLoginResponse({
     required this.account,
     required this.pendingToken,
-    required this.destination,
+    required this.target,
   });
 
   factory PendingLoginResponse.fromJson(Map<String, dynamic> json) => _$PendingLoginResponseFromJson(json);

frontend/pshared/lib/api/responses/payment/payments.dart

@@ -9,6 +9,7 @@ part 'payments.g.dart';
 
 @JsonSerializable(explicitToJson: true)
 class PaymentsResponse extends CursorPageResponse {
+  @JsonKey(defaultValue: <PaymentDTO>[])
   final List<PaymentDTO> payments;
 
   const PaymentsResponse({

frontend/pshared/lib/models/auth/pending_login.dart

@@ -8,7 +8,7 @@ import 'package:pshared/models/session_identifier.dart';
 class PendingLogin {
   final Account account;
   final TokenData pendingToken;
-  final String destination;
+  final String target;
   final SessionIdentifier session;
 
   final int? ttlSeconds;
@@ -19,7 +19,7 @@ class PendingLogin {
   const PendingLogin({
     required this.account,
     required this.pendingToken,
-    required this.destination,
+    required this.target,
     this.ttlSeconds,
     required this.session,
     this.cooldownSeconds,
@@ -33,14 +33,14 @@ class PendingLogin {
   }) => PendingLogin(
     account: response.account.account.toDomain(),
     pendingToken: response.pendingToken,
-    destination: response.destination,
+    target: response.target,
     session: session,
   );
 
   PendingLogin copyWith({
     Account? account,
     TokenData? pendingToken,
-    String? destination,
+    String? target,
     int? ttlSeconds,
     SessionIdentifier? session,
     int? cooldownSeconds,
@@ -51,7 +51,7 @@ class PendingLogin {
     return PendingLogin(
       account: account ?? this.account,
       pendingToken: pendingToken ?? this.pendingToken,
-      destination: destination ?? this.destination,
+      target: target ?? this.target,
       ttlSeconds: ttlSeconds ?? this.cooldownSeconds,
       session: session ?? this.session,
       cooldownSeconds: clearCooldown ? null : cooldownSeconds ?? this.cooldownSeconds,

frontend/pshared/lib/provider/account.dart

@@ -120,12 +120,12 @@ class AccountProvider extends ChangeNotifier {
     VerificationResponse confirmation,
   ) {
     final ttlSeconds = confirmation.ttlSeconds != 0 ? confirmation.ttlSeconds : pending.ttlSeconds;
-    final destination = confirmation.target.isNotEmpty ? confirmation.target : pending.destination;
+    final target = confirmation.target.isNotEmpty ? confirmation.target : pending.target;
     final cooldownSeconds = confirmation.cooldownSeconds;
 
     return pending.copyWith(
       ttlSeconds: ttlSeconds,
-      destination: destination,
+      target: target,
       cooldownSeconds: cooldownSeconds > 0 ? cooldownSeconds : null,
       cooldownUntil: cooldownSeconds > 0 ? DateTime.now().add(confirmation.cooldownDuration) : null,
       clearCooldown: cooldownSeconds <= 0,

frontend/pshared/lib/provider/email_verification.dart

@@ -13,11 +13,21 @@ class EmailVerificationProvider extends ChangeNotifier {
   bool get isLoading => _resource.isLoading;
   bool get isSuccess => _resource.data == true;
   Exception? get error => _resource.error;
-  int? get errorCode => _resource.error is ErrorResponse
+  ErrorResponse? get errorResponse =>
-      ? (_resource.error as ErrorResponse).code
+      _resource.error is ErrorResponse ? _resource.error as ErrorResponse : null;
-      : null;
+  bool get canResendVerification {
-  bool get canResendVerification =>
+    final err = errorResponse;
-      errorCode == 400 || errorCode == 410 || errorCode == 500;
+    if (err == null) return false;
+    switch (err.error) {
+      case 'not_found':
+      case 'token_expired':
+      case 'data_conflict':
+      case 'internal_error':
+        return true;
+      default:
+        return false;
+    }
+  }
 
   Future<void> verify(String token) async {
     final trimmed = token.trim();
@@ -38,10 +48,6 @@ class EmailVerificationProvider extends ChangeNotifier {
       await AccountService.verifyEmail(trimmed);
       _setResource(Resource(data: true, isLoading: false));
     } catch (e) {
-      if (e is ErrorResponse && e.code == 404) {
-        _setResource(Resource(data: true, isLoading: false));
-        return;
-      }
       _setResource(
         Resource(data: null, isLoading: false, error: toException(e)),
       );

frontend/pshared/lib/provider/payment/multiple/provider.dart

@@ -12,14 +12,13 @@ class MultiPaymentProvider extends ChangeNotifier {
   late OrganizationsProvider _organization;
   late MultiQuotationProvider _quotation;
 
-  Resource<List<Payment>> _payments = Resource(data: []);
+  Resource<List<Payment>> _payments = Resource(data: null);
-  bool _isLoaded = false;
 
   List<Payment> get payments => _payments.data ?? [];
   bool get isLoading => _payments.isLoading;
   Exception? get error => _payments.error;
   bool get isReady =>
-      _isLoaded && !_payments.isLoading && _payments.error == null;
+      _payments.data != null && !_payments.isLoading && _payments.error == null;
 
   void update(
     OrganizationsProvider organization,
@@ -56,7 +55,6 @@ class MultiPaymentProvider extends ChangeNotifier {
         metadata: metadata,
       );
 
-      _isLoaded = true;
       _setResource(
         _payments.copyWith(data: response, isLoading: false, error: null),
       );
@@ -70,8 +68,7 @@ class MultiPaymentProvider extends ChangeNotifier {
   }
 
   void reset() {
-    _isLoaded = false;
+    _setResource(Resource(data: null));
-    _setResource(Resource(data: []));
   }
 
   void _setResource(Resource<List<Payment>> payments) {

frontend/pshared/lib/provider/payment/multiple/quotation.dart

@@ -1,3 +1,5 @@
+import 'dart:async';
+
 import 'package:flutter/foundation.dart';
 
 import 'package:uuid/uuid.dart';
@@ -17,11 +19,13 @@ class MultiQuotationProvider extends ChangeNotifier {
   String? _loadedOrganizationRef;
 
   Resource<PaymentQuotes> _quotation = Resource(data: null);
-  bool _isLoaded = false;
 
   List<PaymentIntent>? _lastIntents;
   bool _lastPreviewOnly = false;
   Map<String, String>? _lastMetadata;
+  Timer? _autoRefreshTimer;
+
+  static const Duration _autoRefreshLead = Duration(seconds: 5);
 
   Resource<PaymentQuotes> get resource => _quotation;
   PaymentQuotes? get quotation => _quotation.data;
@@ -29,7 +33,7 @@ class MultiQuotationProvider extends ChangeNotifier {
   Exception? get error => _quotation.error;
   bool get canRefresh => _lastIntents != null && _lastIntents!.isNotEmpty;
   bool get isReady =>
-      _isLoaded && !_quotation.isLoading && _quotation.error == null;
+      quotation != null && !_quotation.isLoading && _quotation.error == null;
 
   DateTime? get quoteExpiresAt {
     final quotes = quotation?.quotes;
@@ -82,6 +86,7 @@ class MultiQuotationProvider extends ChangeNotifier {
         ? null
         : Map<String, String>.from(metadata);
 
+    _cancelAutoRefresh();
     _setResource(_quotation.copyWith(isLoading: true, error: null));
     try {
       final response = await MultiplePaymentsService.getQuotation(
@@ -94,10 +99,10 @@ class MultiQuotationProvider extends ChangeNotifier {
         ),
       );
 
-      _isLoaded = true;
       _setResource(
         _quotation.copyWith(data: response, isLoading: false, error: null),
       );
+      _scheduleAutoRefresh();
     } catch (e) {
       _setResource(
         _quotation.copyWith(
@@ -123,10 +128,10 @@ class MultiQuotationProvider extends ChangeNotifier {
   }
 
   void reset() {
-    _isLoaded = false;
     _lastIntents = null;
     _lastPreviewOnly = false;
     _lastMetadata = null;
+    _cancelAutoRefresh();
     _quotation = Resource(data: null);
     notifyListeners();
   }
@@ -135,4 +140,37 @@ class MultiQuotationProvider extends ChangeNotifier {
     _quotation = quotation;
     notifyListeners();
   }
+
+  void _scheduleAutoRefresh() {
+    _autoRefreshTimer?.cancel();
+    final expiresAt = quoteExpiresAt;
+    if (expiresAt == null) return;
+
+    final now = DateTime.now().toUtc();
+    var delay = expiresAt.difference(now) - _autoRefreshLead;
+    if (delay.isNegative) delay = Duration.zero;
+    _autoRefreshTimer = Timer(delay, _triggerAutoRefresh);
+  }
+
+  Future<void> _triggerAutoRefresh() async {
+    if (_quotation.isLoading) return;
+    final intents = _lastIntents;
+    if (intents == null || intents.isEmpty) return;
+    await quotePayments(
+      intents,
+      previewOnly: _lastPreviewOnly,
+      metadata: _lastMetadata,
+    );
+  }
+
+  void _cancelAutoRefresh() {
+    _autoRefreshTimer?.cancel();
+    _autoRefreshTimer = null;
+  }
+
+  @override
+  void dispose() {
+    _cancelAutoRefresh();
+    super.dispose();
+  }
 }

frontend/pshared/lib/provider/payment/quotation/intent_builder.dart

@@ -1,10 +1,7 @@
 import 'package:pshared/controllers/balance_mask/wallets.dart';
 import 'package:pshared/models/payment/asset.dart';
 import 'package:pshared/models/payment/chain_network.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/card.dart';
 import 'package:pshared/models/payment/methods/crypto_address.dart';
@@ -21,6 +18,7 @@ import 'package:pshared/provider/payment/amount.dart';
 import 'package:pshared/provider/payment/flow.dart';
 import 'package:pshared/provider/recipient/provider.dart';
 import 'package:pshared/utils/currency.dart';
+import 'package:pshared/utils/payment/fx_helpers.dart';
 
 
 class QuotationIntentBuilder {
@@ -40,21 +38,18 @@ class QuotationIntentBuilder {
       method: selectedMethod,
       data: paymentData,
     );
+    final sourceCurrency = currencyCodeToString(selectedWallet.currency);
     final amount = Money(
       amount: payment.amount.toString(),
       // TODO: adapt to possible other sources
-      currency: currencyCodeToString(selectedWallet.currency),
+      currency: sourceCurrency,
     );
     final isCryptoToCrypto = paymentData is CryptoAddressPaymentMethod &&
         (paymentData.asset?.tokenSymbol ?? '').trim().toUpperCase() == amount.currency;
-    final fxIntent = isCryptoToCrypto
+    final fxIntent = FxIntentHelper.buildSellBaseBuyQuote(
-        ? null
+      baseCurrency: sourceCurrency,
-        : FxIntent(
+      quoteCurrency: 'RUB', // TODO: exentd target currencies
-            pair: CurrencyPair(
+      enabled: !isCryptoToCrypto,
-              base: currencyCodeToString(selectedWallet.currency),
-              quote: 'RUB', // TODO: exentd target currencies
-            ),
-            side: FxSide.sellBaseBuyQuote,
     );
     return PaymentIntent(
       kind: PaymentKind.payout,
@@ -69,35 +64,14 @@ class QuotationIntentBuilder {
       ),
       fx: fxIntent,
       settlementMode: payment.payerCoversFee ? SettlementMode.fixReceived : SettlementMode.fixSource,
-      settlementCurrency: _resolveSettlementCurrency(amount: amount, fx: fxIntent),
+      settlementCurrency: FxIntentHelper.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,

frontend/pshared/lib/service/verification.dart

@@ -32,13 +32,13 @@ class VerificationService {
     return VerificationResponse.fromJson(response);
   }
 
-  static Future<VerificationResponse> resendLoginCode(PendingLogin pending, {String? destination}) async {
+  static Future<VerificationResponse> resendLoginCode(PendingLogin pending, {String? target}) async {
     _logger.fine('Resending login confirmation code');
     final response = await getPOSTResponse(
       _objectType,
       '/resend',
       LoginVerificationRequest(
-        target: destination,
+        target: target,
         idempotencyKey: pending.idempotencyKey ?? Uuid().v4(),
       ).toJson(),
       authToken: pending.pendingToken.token,

frontend/pshared/lib/utils/payment/fx_helpers.dart

@@ -0,0 +1,47 @@
+import 'package:pshared/models/payment/currency_pair.dart';
+import 'package:pshared/models/payment/fx/intent.dart';
+import 'package:pshared/models/payment/fx/side.dart';
+import 'package:pshared/models/money.dart';
+
+
+class FxIntentHelper {
+  static FxIntent? buildSellBaseBuyQuote({
+    required String baseCurrency,
+    required String quoteCurrency,
+    bool enabled = true,
+  }) {
+    if (!enabled) return null;
+    final base = baseCurrency.trim();
+    final quote = quoteCurrency.trim();
+    if (base.isEmpty || quote.isEmpty) return null;
+    if (base.toUpperCase() == quote.toUpperCase()) return null;
+    return FxIntent(
+      pair: CurrencyPair(base: base, quote: quote),
+      side: FxSide.sellBaseBuyQuote,
+    );
+  }
+
+  static String resolveSettlementCurrency({
+    required Money amount,
+    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;
+  }
+}

frontend/pshared/lib/utils/snackbar.dart

@@ -3,12 +3,17 @@ import 'dart:async';
 import 'package:flutter/material.dart';
 
 
-ScaffoldFeatureController<SnackBar, SnackBarClosedReason> notifyUserX(ScaffoldMessengerState sm, String message, { int delaySeconds = 3 }) 
+ScaffoldFeatureController<SnackBar, SnackBarClosedReason> notifyUserX(
-{
+  ScaffoldMessengerState sm,
+  String message, {
+  int delaySeconds = 3,
+}) {
+  final durationSeconds = _normalizeDelaySeconds(delaySeconds);
+  sm.clearSnackBars();
   return sm.showSnackBar(
     SnackBar(
       content: Text(message),
-      duration: Duration(seconds: delaySeconds),
+      duration: Duration(seconds: durationSeconds),
     ),
   );
 }
@@ -18,8 +23,10 @@ ScaffoldFeatureController<SnackBar, SnackBarClosedReason> notifyUser(BuildContex
 }
 
 Future<ScaffoldFeatureController<SnackBar, SnackBarClosedReason>> postNotifyUser(
-  BuildContext context, String message, {int delaySeconds = 3}) {
+  BuildContext context,
-
+  String message, {
+  int delaySeconds = 3,
+}) {
   final completer = Completer<ScaffoldFeatureController<SnackBar, SnackBarClosedReason>>();
 
   WidgetsBinding.instance.addPostFrameCallback((_) {
@@ -29,3 +36,6 @@ Future<ScaffoldFeatureController<SnackBar, SnackBarClosedReason>> postNotifyUser
 
   return completer.future;
 }
+
+int _normalizeDelaySeconds(int delaySeconds) =>
+    delaySeconds <= 0 ? 3 : delaySeconds;

frontend/pweb/lib/app/router/payout_shell.dart

@@ -12,6 +12,7 @@ import 'package:pshared/provider/payment/amount.dart';
 import 'package:pshared/provider/payment/flow.dart';
 import 'package:pshared/provider/payment/multiple/provider.dart';
 import 'package:pshared/provider/payment/multiple/quotation.dart';
+import 'package:pshared/provider/payment/payments.dart';
 import 'package:pshared/provider/payment/provider.dart';
 import 'package:pshared/provider/payment/quotation/quotation.dart';
 import 'package:pshared/provider/recipient/provider.dart';
@@ -22,6 +23,7 @@ import 'package:pweb/app/router/pages.dart';
 import 'package:pweb/app/router/payout_routes.dart';
 import 'package:pweb/controllers/multiple_payouts.dart';
 import 'package:pweb/controllers/payment_page.dart';
+import 'package:pweb/providers/multiple_payouts.dart';
 import 'package:pweb/providers/quotation/quotation.dart';
 import 'package:pshared/models/payment/wallet.dart';
 import 'package:pweb/pages/address_book/form/page.dart';
@@ -34,7 +36,7 @@ import 'package:pweb/pages/report/page.dart';
 import 'package:pweb/pages/settings/profile/page.dart';
 import 'package:pweb/pages/wallet_top_up/page.dart';
 import 'package:pweb/widgets/dialogs/confirmation_dialog.dart';
-import 'package:pweb/widgets/error/snackbar.dart';
+import 'package:pweb/utils/error/snackbar.dart';
 import 'package:pweb/widgets/sidebar/destinations.dart';
 import 'package:pweb/widgets/sidebar/page.dart';
 import 'package:pweb/utils/payment/availability.dart';
@@ -146,15 +148,24 @@ RouteBase payoutShellRoute() => ShellRoute(
             provider!..update(organization, quotation),
       ),
       ChangeNotifierProxyProvider3<
-        WalletsController,
         MultiQuotationProvider,
         MultiPaymentProvider,
+        PaymentsProvider,
+        MultiplePayoutsProvider
+      >(
+        create: (_) => MultiplePayoutsProvider(),
+        update: (context, quotation, payment, payments, provider) =>
+            provider!..update(quotation, payment, payments),
+      ),
+      ChangeNotifierProxyProvider2<
+        MultiplePayoutsProvider,
+        WalletsController,
         MultiplePayoutsController
       >(
         create: (_) =>
             MultiplePayoutsController(csvInput: WebCsvInputService()),
-        update: (context, wallets, quotation, payment, provider) =>
+        update: (context, provider, wallets, controller) =>
-            provider!..update(wallets, quotation, payment),
+            controller!..update(provider, wallets),
       ),
     ],
     child: PageSelector(child: child, routerState: state),

frontend/pweb/lib/controllers/multiple_payouts.dart

@@ -3,242 +3,133 @@ import 'package:flutter/foundation.dart';
 import 'package:pshared/controllers/balance_mask/wallets.dart';
 import 'package:pshared/models/money.dart';
 import 'package:pshared/models/payment/payment.dart';
-import 'package:pshared/provider/payment/multiple/provider.dart';
+import 'package:pshared/models/payment/quote/status_type.dart';
-import 'package:pshared/provider/payment/multiple/quotation.dart';
+import 'package:pshared/models/payment/wallet.dart';
-import 'package:pshared/utils/currency.dart';
 
 import 'package:pweb/models/multiple_payouts/csv_row.dart';
 import 'package:pweb/models/multiple_payouts/state.dart';
+import 'package:pweb/providers/multiple_payouts.dart';
 import 'package:pweb/services/payments/csv_input.dart';
-import 'package:pweb/utils/payment/multiple_csv_parser.dart';
-import 'package:pweb/utils/payment/multiple_intent_builder.dart';
 
 
 class MultiplePayoutsController extends ChangeNotifier {
   final CsvInputService _csvInput;
-  final MultipleCsvParser _csvParser;
+  MultiplePayoutsProvider? _provider;
-  final MultipleIntentBuilder _intentBuilder;
-
   WalletsController? _wallets;
-  MultiQuotationProvider? _quotation;
+  _PickState _pickState = _PickState.idle;
-  MultiPaymentProvider? _payment;
-
-  MultiplePayoutsState _state = MultiplePayoutsState.idle;
-  String? _selectedFileName;
-  List<CsvPayoutRow> _rows = const <CsvPayoutRow>[];
-  int _sentCount = 0;
-  Exception? _error;
 
   MultiplePayoutsController({
     required CsvInputService csvInput,
-    MultipleCsvParser? csvParser,
+  }) : _csvInput = csvInput;
-    MultipleIntentBuilder? intentBuilder,
-  }) : _csvInput = csvInput,
-       _csvParser = csvParser ?? MultipleCsvParser(),
-       _intentBuilder = intentBuilder ?? MultipleIntentBuilder();
 
-  void update(
+  void update(MultiplePayoutsProvider provider, WalletsController wallets) {
-    WalletsController wallets,
+    var shouldNotify = false;
-    MultiQuotationProvider quotation,
+    if (!identical(_provider, provider)) {
-    MultiPaymentProvider payment,
+      _provider?.removeListener(_onProviderChanged);
-  ) {
+      _provider = provider;
+      _provider?.addListener(_onProviderChanged);
+      shouldNotify = true;
+    }
+    if (!identical(_wallets, wallets)) {
+      _wallets?.removeListener(_onWalletsChanged);
       _wallets = wallets;
-    _quotation = quotation;
+      _wallets?.addListener(_onWalletsChanged);
-    _payment = payment;
+      shouldNotify = true;
+    }
+    if (shouldNotify) {
+      notifyListeners();
+    }
   }
 
-  MultiplePayoutsState get state => _state;
+  MultiplePayoutsState get state =>
-  String? get selectedFileName => _selectedFileName;
+      _provider?.state ?? MultiplePayoutsState.idle;
-  List<CsvPayoutRow> get rows => List.unmodifiable(_rows);
+  String? get selectedFileName => _provider?.selectedFileName;
-  int get sentCount => _sentCount;
+  List<CsvPayoutRow> get rows => _provider?.rows ?? const <CsvPayoutRow>[];
-  Exception? get error => _error;
+  int get sentCount => _provider?.sentCount ?? 0;
+  Exception? get error => _provider?.error;
 
-  bool get isQuoting => _state == MultiplePayoutsState.quoting;
+  bool get isQuoting => _provider?.isQuoting ?? false;
-  bool get isSending => _state == MultiplePayoutsState.sending;
+  bool get isSending => _provider?.isSending ?? false;
-  bool get isBusy => isQuoting || isSending;
+  bool get isBusy => _provider?.isBusy ?? false;
 
-  bool get canSend {
+  bool get quoteIsLoading => _provider?.quoteIsLoading ?? false;
-    if (isBusy || _rows.isEmpty) return false;
+  QuoteStatusType get quoteStatusType =>
-    final quoteRef = _quotation?.quotation?.quoteRef;
+      _provider?.quoteStatusType ?? QuoteStatusType.missing;
-    return quoteRef != null && quoteRef.isNotEmpty;
+  Duration? get quoteTimeLeft => _provider?.quoteTimeLeft;
-  }
 
-  Money? get aggregateDebitAmount {
+  bool get canSend => _provider?.canSend ?? false;
-    if (_rows.isEmpty) return null;
+  Money? get aggregateDebitAmount =>
-    return _moneyForSourceCurrency(
+      _provider?.aggregateDebitAmountFor(_selectedWallet);
-      _quotation?.quotation?.aggregate?.debitAmounts,
+  Money? get requestedSentAmount => _provider?.requestedSentAmount;
-    );
+  Money? get aggregateSettlementAmount =>
-  }
+      _provider?.aggregateSettlementAmountFor(_selectedWallet);
-
+  Money? get aggregateFeeAmount =>
-  Money? get requestedSentAmount {
+      _provider?.aggregateFeeAmountFor(_selectedWallet);
-    if (_rows.isEmpty) return null;
+  double? get aggregateFeePercent =>
-    const currency = 'RUB';
+      _provider?.aggregateFeePercentFor(_selectedWallet);
-
-    double total = 0;
-    for (final row in _rows) {
-      final value = double.tryParse(row.amount);
-      if (value == null) return null;
-      total += value;
-    }
-    return Money(amount: amountToString(total), currency: currency);
-  }
-
-  Money? get aggregateSettlementAmount {
-    if (_rows.isEmpty) return null;
-    return _moneyForSourceCurrency(
-      _quotation?.quotation?.aggregate?.expectedSettlementAmounts,
-    );
-  }
-
-  Money? get aggregateFeeAmount {
-    if (_rows.isEmpty) return null;
-    return _moneyForSourceCurrency(
-      _quotation?.quotation?.aggregate?.expectedFeeTotals,
-    );
-  }
-
-  double? get aggregateFeePercent {
-    final debit = aggregateDebitAmount;
-    final fee = aggregateFeeAmount;
-    if (debit == null || fee == null) return null;
-
-    final debitValue = double.tryParse(debit.amount);
-    final feeValue = double.tryParse(fee.amount);
-    if (debit.currency.toUpperCase() != fee.currency.toUpperCase()) return null;
-    if (debitValue == null || feeValue == null || debitValue <= 0) return null;
-    return (feeValue / debitValue) * 100;
-  }
 
   Future<void> pickAndQuote() async {
-    if (isBusy) return;
+    if (_pickState == _PickState.picking) return;
-
+    final provider = _provider;
-    final wallets = _wallets;
+    if (provider == null) return;
-    final quotation = _quotation;
-    if (wallets == null || quotation == null) {
-      _setErrorObject(
-        StateError('Multiple payouts dependencies are not ready'),
-      );
-      return;
-    }
 
+    _pickState = _PickState.picking;
     try {
-      _setState(MultiplePayoutsState.quoting);
-      _error = null;
-      _sentCount = 0;
-
       final picked = await _csvInput.pickCsv();
-      if (picked == null) {
+      if (picked == null) return;
+      final wallet = _selectedWallet;
+      if (wallet == null) {
+        provider.setError(StateError('Select source wallet first'));
         return;
       }
-
+      await provider.quoteFromCsv(
-      final rows = _csvParser.parseRows(picked.content);
+        fileName: picked.name,
-      final intents = _intentBuilder.buildIntents(wallets, rows);
+        content: picked.content,
-
+        sourceWallet: wallet,
-      _selectedFileName = picked.name;
-      _rows = rows;
-
-      await quotation.quotePayments(
-        intents,
-        metadata: <String, String>{
-          'upload_filename': picked.name,
-          'upload_rows': rows.length.toString(),
-          ...?_uploadAmountMetadata(),
-        },
       );
-
-      if (quotation.error != null) {
-        _setErrorObject(quotation.error!);
-      }
     } catch (e) {
-      _setErrorObject(e);
+      provider.setError(e);
     } finally {
-      _setState(MultiplePayoutsState.idle);
+      _pickState = _PickState.idle;
     }
   }
 
   Future<List<Payment>> send() async {
-    if (isBusy) return const <Payment>[];
+    return _provider?.send() ?? const <Payment>[];
-
-    final payment = _payment;
-    if (payment == null) {
-      _setErrorObject(
-        StateError('Multiple payouts payment provider is not ready'),
-      );
-      return const <Payment>[];
-    }
-    if (!canSend) {
-      _setErrorObject(
-        StateError('Upload CSV and wait for quote before sending'),
-      );
-      return const <Payment>[];
   }
 
-    try {
+  Future<MultiplePayoutSendOutcome> sendAndStorePayments() async {
-      _setState(MultiplePayoutsState.sending);
+    final payments =
-      _error = null;
+        await _provider?.sendAndStorePayments() ?? const <Payment>[];
-
+    final hasError = _provider?.error != null;
-      final result = await payment.pay(
+    if (hasError || payments.isEmpty) {
-        metadata: <String, String>{
+      return MultiplePayoutSendOutcome.failure;
-          ...?_selectedFileName == null
-              ? null
-              : <String, String>{'upload_filename': _selectedFileName!},
-          'upload_rows': _rows.length.toString(),
-          ...?_uploadAmountMetadata(),
-        },
-      );
-
-      _sentCount = result.length;
-      return result;
-    } catch (e) {
-      _setErrorObject(e);
-      return const <Payment>[];
-    } finally {
-      _setState(MultiplePayoutsState.idle);
     }
+    return MultiplePayoutSendOutcome.success;
   }
 
   void removeUploadedFile() {
-    if (isBusy) return;
+    _provider?.removeUploadedFile();
+  }
 
-    _selectedFileName = null;
+  void _onProviderChanged() {
-    _rows = const <CsvPayoutRow>[];
-    _sentCount = 0;
-    _error = null;
     notifyListeners();
   }
 
-  void _setState(MultiplePayoutsState value) {
+  void _onWalletsChanged() {
-    _state = value;
     notifyListeners();
   }
 
-  void _setErrorObject(Object error) {
+  Wallet? get _selectedWallet => _wallets?.selectedWallet;
-    _error = error is Exception ? error : Exception(error.toString());
-    notifyListeners();
-  }
 
-  Map<String, String>? _uploadAmountMetadata() {
+  @override
-    final sentAmount = requestedSentAmount;
+  void dispose() {
-    if (sentAmount == null) return null;
+    _provider?.removeListener(_onProviderChanged);
-    return <String, String>{
+    _wallets?.removeListener(_onWalletsChanged);
-      'upload_amount': sentAmount.amount,
+    super.dispose();
-      'upload_currency': sentAmount.currency,
-    };
-  }
-
-  Money? _moneyForSourceCurrency(List<Money>? values) {
-    if (values == null || values.isEmpty) return null;
-
-    final selectedWallet = _wallets?.selectedWallet;
-    if (selectedWallet != null) {
-      final sourceCurrency = currencyCodeToString(selectedWallet.currency);
-      for (final value in values) {
-        if (value.currency.toUpperCase() == sourceCurrency.toUpperCase()) {
-          return value;
-        }
-      }
-    }
-
-    return values.first;
   }
 }
+
+enum _PickState { idle, picking }
+
+enum MultiplePayoutSendOutcome { success, failure }

frontend/pweb/lib/controllers/upload_history_table.dart

@@ -0,0 +1,20 @@
+import 'package:pshared/models/payment/payment.dart';
+
+
+class UploadHistoryTableController {
+  const UploadHistoryTableController();
+
+  String amountText(Payment payment) {
+    final receivedAmount = payment.lastQuote?.expectedSettlementAmount;
+    if (receivedAmount != null) {
+      return '${receivedAmount.amount} ${receivedAmount.currency}';
+    }
+
+    final fallbackAmount = payment.lastQuote?.debitAmount;
+    if (fallbackAmount != null) {
+      return '${fallbackAmount.amount} ${fallbackAmount.currency}';
+    }
+
+    return '-';
+  }
+}

frontend/pweb/lib/l10n/en.arb

@@ -71,6 +71,14 @@
   "errorAccountExists": "Account with this login already exists",
   "errorInternalError": "An internal error occurred. We're aware of the issue and working to resolve it. Please try again later",
   "errorVerificationTokenNotFound": "Account for verification not found. Sign up again",
+  "errorInvalidTarget": "Invalid verification target. Please try again.",
+  "errorPendingTokenRequired": "Additional verification required. Please retry the login flow.",
+  "errorMissingDestination": "Please provide a destination for verification.",
+  "errorMissingCode": "Please enter the verification code.",
+  "errorMissingSession": "Session information is missing. Please retry the login flow.",
+  "errorTokenExpired": "Verification code has expired. Please request a new one.",
+  "errorCodeAttemptsExceeded": "Too many incorrect attempts. Please request a new code.",
+  "errorTooManyRequests": "Too many requests. Please wait a bit and try again.",
   "created": "Created",
   "edited": "Edited",
   "errorDataConflict": "This action conflicts with existing data. Check for duplicates or conflicting values and try again.",
@@ -503,12 +511,19 @@
   },
   "tokenColumn": "Token (required)",
   "currency": "Currency",
-  "amount": "Amount",
+  "amount": "Amount ₽",
   "comment": "Comment",
   "uploadCSV": "Upload your CSV",
   "upload": "Upload",
   "hintUpload": "Supported format: .CSV · Max size 1 MB",
   "uploadHistory": "Upload History",
+  "viewWholeHistory": "View Whole History",
+  "paymentStatusSuccessful": "Payment Successful",
+  "paymentStatusProcessing": "Processing",
+  "paymentStatusReserved": "Funds Reserved",
+  "paymentStatusFailed": "Payment Failed",
+  "paymentStatusCancelled": "Payment Cancelled",
+  "paymentStatusPending": "Pending",
   "payout": "Payout",
   "sendTo": "Send Payout To",
   "send": "Send Payout",

frontend/pweb/lib/l10n/ru.arb

@@ -71,6 +71,14 @@
   "errorAccountExists": "Аккаунт с таким логином уже существует",
   "errorInternalError": "Произошла внутренняя ошибка. Мы в курсе проблемы и работаем над ее решением. Пожалуйста, попробуйте позже",
   "errorVerificationTokenNotFound": "Аккаунт для верификации не найден. Зарегистрируйтесь снова",
+  "errorInvalidTarget": "Неверная цель верификации. Попробуйте еще раз.",
+  "errorPendingTokenRequired": "Требуется дополнительная проверка. Повторите вход.",
+  "errorMissingDestination": "Укажите адрес для верификации.",
+  "errorMissingCode": "Введите код подтверждения.",
+  "errorMissingSession": "Отсутствуют данные сессии. Повторите вход.",
+  "errorTokenExpired": "Срок действия кода истек. Запросите новый.",
+  "errorCodeAttemptsExceeded": "Слишком много неверных попыток. Запросите новый код.",
+  "errorTooManyRequests": "Слишком много запросов. Подождите и попробуйте снова.",
   "created": "Создано",
   "edited": "Изменено",
   "errorDataConflict": "Действие конфликтует с уже существующими данными. Проверьте дубликаты или противоречащие значения и попробуйте снова.",
@@ -503,12 +511,19 @@
   },
   "tokenColumn": "Токен (обязательно)",
   "currency": "Валюта",
-  "amount": "Сумма",
+  "amount": "Сумма ₽",
   "comment": "Комментарий",
   "uploadCSV": "Загрузите ваш CSV",
   "upload": "Загрузить",
   "hintUpload": "Поддерживаемый формат: .CSV · Макс. размер 1 МБ",
   "uploadHistory": "История загрузок",
+  "viewWholeHistory": "Смотреть всю историю",
+  "paymentStatusSuccessful": "Платеж успешен",
+  "paymentStatusProcessing": "В обработке",
+  "paymentStatusReserved": "Средства зарезервированы",
+  "paymentStatusFailed": "Платеж неуспешен",
+  "paymentStatusCancelled": "Платеж отменен",
+  "paymentStatusPending": "В ожидании",
   "payout": "Выплата",
   "sendTo": "Отправить выплату",
   "send": "Отправить выплату",

frontend/pweb/lib/models/dashboard_payment_mode.dart

@@ -0,0 +1 @@
+enum DashboardPayoutMode { single, multiple }

frontend/pweb/lib/models/summary_values.dart

@@ -0,0 +1,13 @@
+class PaymentSummaryValues {
+  final String sentAmount;
+  final String fee;
+  final String recipientReceives;
+  final String total;
+
+  const PaymentSummaryValues({
+    required this.sentAmount,
+    required this.fee,
+    required this.recipientReceives,
+    required this.total,
+  });
+}

frontend/pweb/lib/pages/2fa/prompt.dart

@@ -13,7 +13,7 @@ class TwoFactorPromptText extends StatelessWidget {
   @override
   Widget build(BuildContext context) => Text(
     AppLocalizations.of(context)!.twoFactorPrompt(
-      context.watch<TwoFactorProvider>().pendingLogin?.destination ?? '',
+      context.watch<TwoFactorProvider>().pendingLogin?.target ?? '',
     ),
     style: Theme.of(context).textTheme.bodyLarge,
     textAlign: TextAlign.center,

frontend/pweb/lib/pages/dashboard/dashboard.dart

@@ -6,10 +6,11 @@ import 'package:pshared/models/payment/type.dart';
 import 'package:pshared/models/recipient/recipient.dart';
 import 'package:pshared/models/payment/wallet.dart';
 
+import 'package:pweb/models/dashboard_payment_mode.dart';
 import 'package:pweb/pages/dashboard/buttons/balance/balance.dart';
 import 'package:pweb/pages/dashboard/buttons/balance/controller.dart';
 import 'package:pweb/pages/dashboard/buttons/buttons.dart';
-import 'package:pweb/pages/dashboard/payouts/multiple/title.dart';
+import 'package:pweb/pages/dashboard/payouts/multiple/widgets/title.dart';
 import 'package:pweb/pages/dashboard/payouts/multiple/widget.dart';
 import 'package:pweb/pages/dashboard/payouts/single/widget.dart';
 import 'package:pweb/pages/loader.dart';
@@ -42,19 +43,19 @@ class DashboardPage extends StatefulWidget {
 }
 
 class _DashboardPageState extends State<DashboardPage> {
-  bool _showContainerSingle = true;
+  DashboardPayoutMode _payoutMode = DashboardPayoutMode.single;
-  bool _showContainerMultiple = false;
 
-  void _setActive(bool single) {
+  void _setActive(DashboardPayoutMode mode) {
     setState(() {
-      _showContainerSingle = single;
+      _payoutMode = mode;
-      _showContainerMultiple = !single;
     });
   }
 
   @override
   Widget build(BuildContext context) {
     final l10n = AppLocalizations.of(context)!;
+    final showSingle = _payoutMode == DashboardPayoutMode.single;
+    final showMultiple = _payoutMode == DashboardPayoutMode.multiple;
     return PageViewLoader(
       child: SafeArea(
         child: SingleChildScrollView(
@@ -66,8 +67,8 @@ class _DashboardPageState extends State<DashboardPage> {
                   Expanded(
                     flex: 0,
                     child: TransactionRefButton(
-                      onTap: () => _setActive(true),
+                      onTap: () => _setActive(DashboardPayoutMode.single),
-                      isActive: _showContainerSingle,
+                      isActive: showSingle,
                       label: l10n.sendSingle,
                       icon: Icons.person_add,
                     ),
@@ -76,8 +77,8 @@ class _DashboardPageState extends State<DashboardPage> {
                   Expanded(
                     flex: 0,
                     child: TransactionRefButton(
-                      onTap: () => _setActive(false),
+                      onTap: () => _setActive(DashboardPayoutMode.multiple),
-                      isActive: _showContainerMultiple,
+                      isActive: showMultiple,
                       label: l10n.sendMultiple,
                       icon: Icons.group_add,
                     ),
@@ -93,14 +94,14 @@ class _DashboardPageState extends State<DashboardPage> {
                 ),
               ),
               const SizedBox(height: AppSpacing.small),
-              if (_showContainerMultiple) TitleMultiplePayout(),
+              if (showMultiple) TitleMultiplePayout(),
               const SizedBox(height: AppSpacing.medium),
-              if (_showContainerSingle)
+              if (showSingle)
                 SinglePayoutForm(
                   onRecipientSelected: widget.onRecipientSelected,
                   onGoToPayment: widget.onGoToPaymentWithoutRecipient,
                 ),
-              if (_showContainerMultiple) MultiplePayoutForm(),
+              if (showMultiple) MultiplePayoutForm(),
             ],
           ),
         ),

frontend/pweb/lib/pages/dashboard/payouts/multiple/csv.dart

@@ -1,101 +0,0 @@
-import 'package:flutter/material.dart';
-
-import 'package:provider/provider.dart';
-
-import 'package:pshared/controllers/balance_mask/wallets.dart';
-
-import 'package:pweb/controllers/multiple_payouts.dart';
-import 'package:pweb/pages/dashboard/payouts/multiple/source_quote_panel.dart';
-import 'package:pweb/pages/dashboard/payouts/multiple/upload_panel.dart';
-
-import 'package:pweb/generated/i18n/app_localizations.dart';
-
-
-class UploadCSVSection extends StatelessWidget {
-  const UploadCSVSection({super.key});
-
-  static const double _verticalSpacing = 10;
-  static const double _iconTextSpacing = 5;
-
-  @override
-  Widget build(BuildContext context) {
-    final controller = context.watch<MultiplePayoutsController>();
-    final walletsController = context.watch<WalletsController>();
-    final theme = Theme.of(context);
-    final l10n = AppLocalizations.of(context)!;
-
-    return Column(
-      crossAxisAlignment: CrossAxisAlignment.start,
-      children: [
-        Row(
-          children: [
-            const Icon(Icons.upload),
-            const SizedBox(width: _iconTextSpacing),
-            Text(
-              l10n.uploadCSV,
-              style: theme.textTheme.bodyLarge?.copyWith(
-                fontSize: 18,
-                fontWeight: FontWeight.w600,
-              ),
-            ),
-          ],
-        ),
-        const SizedBox(height: _verticalSpacing),
-        Container(
-          padding: const EdgeInsets.all(16),
-          decoration: BoxDecoration(
-            border: Border.all(color: theme.colorScheme.outline),
-            borderRadius: BorderRadius.circular(8),
-          ),
-          child: LayoutBuilder(
-            builder: (context, constraints) {
-              final useHorizontal = constraints.maxWidth >= 760;
-              if (!useHorizontal) {
-                return Column(
-                  children: [
-                    UploadPanel(
-                      controller: controller,
-                      theme: theme,
-                      l10n: l10n,
-                    ),
-                    const SizedBox(height: 12),
-                    SourceQuotePanel(
-                      controller: controller,
-                      walletsController: walletsController,
-                      theme: theme,
-                      l10n: l10n,
-                    ),
-                  ],
-                );
-              }
-
-              return Row(
-                crossAxisAlignment: CrossAxisAlignment.start,
-                children: [
-                  Expanded(
-                    flex: 6,
-                    child: UploadPanel(
-                      controller: controller,
-                      theme: theme,
-                      l10n: l10n,
-                    ),
-                  ),
-                  const SizedBox(width: 12),
-                  Expanded(
-                    flex: 5,
-                    child: SourceQuotePanel(
-                      controller: controller,
-                      walletsController: walletsController,
-                      theme: theme,
-                      l10n: l10n,
-                    ),
-                  ),
-                ],
-              );
-            },
-          ),
-        ),
-      ],
-    );
-  }
-}

frontend/pweb/lib/pages/dashboard/payouts/multiple/form.dart

@@ -1,17 +0,0 @@
-class MultiplePayoutRow {
-  final String pan;
-  final String firstName;
-  final String lastName;
-  final int expMonth;
-  final int expYear;
-  final String amount;
-
-  const MultiplePayoutRow({
-    required this.pan,
-    required this.firstName,
-    required this.lastName,
-    required this.expMonth,
-    required this.expYear,
-    required this.amount,
-  });
-}

frontend/pweb/lib/pages/dashboard/payouts/multiple/history.dart

@@ -1,121 +0,0 @@
-import 'package:flutter/material.dart';
-
-import 'package:intl/intl.dart';
-
-import 'package:provider/provider.dart';
-
-import 'package:pshared/provider/payment/payments.dart';
-
-import 'package:pweb/generated/i18n/app_localizations.dart';
-
-
-class UploadHistorySection extends StatelessWidget {
-  const UploadHistorySection({super.key});
-
-  static const double _smallBox = 5;
-  static const double _radius = 6;
-
-  @override
-  Widget build(BuildContext context) {
-    final provider = context.watch<PaymentsProvider>();
-    final theme = Theme.of(context);
-    final l10 = AppLocalizations.of(context)!;
-    final dateFormat = DateFormat.yMMMd().add_Hm();
-
-    if (provider.isLoading) {
-      return const Center(child: CircularProgressIndicator());
-    }
-    if (provider.error != null) {
-      return Text(
-        l10.notificationError(provider.error ?? l10.noErrorInformation),
-      );
-    }
-    final items = List.of(provider.payments);
-    items.sort((a, b) {
-      final left = a.createdAt;
-      final right = b.createdAt;
-      if (left == null && right == null) return 0;
-      if (left == null) return 1;
-      if (right == null) return -1;
-      return right.compareTo(left);
-    });
-
-    return Column(
-      children: [
-        Row(
-          children: [
-            const Icon(Icons.history),
-            const SizedBox(width: _smallBox),
-            Text(l10.uploadHistory, style: theme.textTheme.bodyLarge),
-          ],
-        ),
-        const SizedBox(height: 8),
-        if (items.isEmpty)
-          Align(
-            alignment: Alignment.centerLeft,
-            child: Text(
-              l10.walletHistoryEmpty,
-              style: theme.textTheme.bodyMedium,
-            ),
-          )
-        else
-          DataTable(
-            columns: [
-              DataColumn(label: Text(l10.fileNameColumn)),
-              DataColumn(label: Text(l10.rowsColumn)),
-              DataColumn(label: Text(l10.dateColumn)),
-              DataColumn(label: Text(l10.amountColumn)),
-              DataColumn(label: Text(l10.statusColumn)),
-            ],
-            rows: items.map((payment) {
-              final metadata = payment.metadata;
-              final state = payment.state ?? '-';
-              final statusColor =
-                  payment.isFailure ? Colors.red : Colors.green;
-              final fileName = metadata?['upload_filename'];
-              final fileNameText =
-                  (fileName == null || fileName.isEmpty) ? '-' : fileName;
-              final rows = metadata?['upload_rows'];
-              final rowsText = (rows == null || rows.isEmpty) ? '-' : rows;
-              final createdAt = payment.createdAt;
-              final dateText = createdAt == null
-                  ? '-'
-                  : dateFormat.format(createdAt.toLocal());
-              final amountValue = metadata?['upload_amount'];
-              final amountCurrency = metadata?['upload_currency'];
-              final fallbackAmount = payment.lastQuote?.debitAmount;
-              final amountText = (amountValue == null || amountValue.isEmpty)
-                  ? (fallbackAmount == null
-                        ? '-'
-                        : '${fallbackAmount.amount} ${fallbackAmount.currency}')
-                  : (amountCurrency == null || amountCurrency.isEmpty
-                        ? amountValue
-                        : '$amountValue $amountCurrency');
-
-              return DataRow(
-                cells: [
-                  DataCell(Text(fileNameText)),
-                  DataCell(Text(rowsText)),
-                  DataCell(Text(dateText)),
-                  DataCell(Text(amountText)),
-                  DataCell(
-                    Container(
-                      padding: const EdgeInsets.symmetric(
-                        horizontal: 8,
-                        vertical: 4,
-                      ),
-                      decoration: BoxDecoration(
-                        color: statusColor.withAlpha(20),
-                        borderRadius: BorderRadius.circular(_radius),
-                      ),
-                      child: Text(state, style: TextStyle(color: statusColor)),
-                    ),
-                  ),
-                ],
-              );
-            }).toList(),
-          ),
-      ],
-    );
-  }
-}

frontend/pweb/lib/pages/dashboard/payouts/multiple/panels/source_quote/header.dart

@@ -0,0 +1,25 @@
+import 'package:flutter/material.dart';
+
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
+
+class SourceQuotePanelHeader extends StatelessWidget {
+  const SourceQuotePanelHeader({
+    super.key,
+    required this.theme,
+    required this.l10n,
+  });
+
+  final ThemeData theme;
+  final AppLocalizations l10n;
+
+  @override
+  Widget build(BuildContext context) {
+    return Text(
+      l10n.sourceOfFunds,
+      style: theme.textTheme.titleSmall?.copyWith(
+        fontWeight: FontWeight.w600,
+      ),
+    );
+  }
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/panels/source_quote/helpers.dart

@@ -0,0 +1,38 @@
+import 'package:pshared/models/asset.dart';
+import 'package:pshared/models/money.dart';
+import 'package:pshared/utils/currency.dart';
+
+import 'package:pweb/controllers/multiple_payouts.dart';
+
+
+String moneyLabel(Money? money) {
+  if (money == null) return 'N/A';
+  final amount = double.tryParse(money.amount);
+  if (amount == null) return '${money.amount} ${money.currency}';
+  try {
+    return assetToString(
+      Asset(
+        currency: currencyStringToCode(money.currency),
+        amount: amount,
+      ),
+    );
+  } catch (_) {
+    return '${money.amount} ${money.currency}';
+  }
+}
+
+String sentAmountLabel(MultiplePayoutsController controller) {
+  final requested = controller.requestedSentAmount;
+  final sourceDebit = controller.aggregateDebitAmount;
+
+  if (requested == null && sourceDebit == null) return 'N/A';
+  if (sourceDebit != null) return moneyLabel(sourceDebit);
+  return moneyLabel(requested);
+}
+
+String feeLabel(MultiplePayoutsController controller) {
+  final feeLabelText = moneyLabel(controller.aggregateFeeAmount);
+  final percent = controller.aggregateFeePercent;
+  if (percent == null) return feeLabelText;
+  return '$feeLabelText (${percent.toStringAsFixed(2)}%)';
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/panels/source_quote/selector.dart

@@ -0,0 +1,64 @@
+import 'package:flutter/material.dart';
+
+import 'package:pshared/controllers/balance_mask/wallets.dart';
+import 'package:pshared/utils/currency.dart';
+
+import 'package:pweb/controllers/multiple_payouts.dart';
+
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
+
+class SourceWalletSelector extends StatelessWidget {
+  const SourceWalletSelector({
+    super.key,
+    required this.controller,
+    required this.walletsController,
+    required this.theme,
+    required this.l10n,
+  });
+
+  final MultiplePayoutsController controller;
+  final WalletsController walletsController;
+  final ThemeData theme;
+  final AppLocalizations l10n;
+
+  @override
+  Widget build(BuildContext context) {
+    final wallets = walletsController.wallets;
+    final selectedWalletRef = walletsController.selectedWalletRef;
+
+    if (wallets.isEmpty) {
+      return Text(l10n.noWalletsAvailable, style: theme.textTheme.bodySmall);
+    }
+
+    return DropdownButtonFormField<String>(
+      initialValue: selectedWalletRef,
+      isExpanded: true,
+      decoration: InputDecoration(
+        labelText: l10n.whereGetMoney,
+        border: const OutlineInputBorder(),
+        contentPadding: const EdgeInsets.symmetric(
+          horizontal: 12,
+          vertical: 10,
+        ),
+      ),
+      items: wallets
+          .map(
+            (wallet) => DropdownMenuItem<String>(
+              value: wallet.id,
+              child: Text(
+                '${wallet.name} - ${amountToString(wallet.balance)} ${currencyCodeToString(wallet.currency)}',
+                overflow: TextOverflow.ellipsis,
+              ),
+            ),
+          )
+          .toList(growable: false),
+      onChanged: controller.isBusy
+          ? null
+          : (value) {
+              if (value == null) return;
+              walletsController.selectWalletByRef(value);
+            },
+    );
+  }
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/panels/source_quote/summary.dart

@@ -0,0 +1,31 @@
+import 'package:flutter/material.dart';
+
+import 'package:pweb/controllers/multiple_payouts.dart';
+import 'package:pweb/models/summary_values.dart';
+import 'package:pweb/pages/dashboard/payouts/multiple/panels/source_quote/helpers.dart';
+import 'package:pweb/pages/dashboard/payouts/summary/widget.dart';
+
+
+class SourceQuoteSummary extends StatelessWidget {
+  const SourceQuoteSummary({
+    super.key,
+    required this.controller,
+    required this.spacing,
+  });
+
+  final MultiplePayoutsController controller;
+  final double spacing;
+
+  @override
+  Widget build(BuildContext context) {
+    return PaymentSummary(
+      spacing: spacing,
+      values: PaymentSummaryValues(
+        sentAmount: sentAmountLabel(controller),
+        fee: feeLabel(controller),
+        recipientReceives: moneyLabel(controller.aggregateSettlementAmount),
+        total: moneyLabel(controller.aggregateDebitAmount),
+      ),
+    );
+  }
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/panels/source_quote/widget.dart

@@ -0,0 +1,62 @@
+import 'package:flutter/material.dart';
+
+import 'package:pshared/controllers/balance_mask/wallets.dart';
+
+import 'package:pweb/controllers/multiple_payouts.dart';
+import 'package:pweb/pages/dashboard/payouts/multiple/panels/source_quote/header.dart';
+import 'package:pweb/pages/dashboard/payouts/multiple/panels/source_quote/summary.dart';
+import 'package:pweb/pages/dashboard/payouts/multiple/panels/source_quote/selector.dart';
+import 'package:pweb/pages/dashboard/payouts/multiple/widgets/quote_status.dart';
+
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
+
+
+
+class SourceQuotePanel extends StatelessWidget {
+  const SourceQuotePanel({
+    super.key,
+    required this.controller,
+    required this.walletsController,
+    required this.theme,
+    required this.l10n,
+  });
+
+  final MultiplePayoutsController controller;
+  final WalletsController walletsController;
+  final ThemeData theme;
+  final AppLocalizations l10n;
+
+  @override
+  Widget build(BuildContext context) {
+    return Container(
+      width: double.infinity,
+      padding: const EdgeInsets.all(12),
+      decoration: BoxDecoration(
+        color: theme.colorScheme.surface,
+        borderRadius: BorderRadius.circular(8),
+        border: Border.all(color: theme.colorScheme.outlineVariant),
+      ),
+      child: Column(
+        crossAxisAlignment: CrossAxisAlignment.start,
+        children: [
+          SourceQuotePanelHeader(theme: theme, l10n: l10n),
+          const SizedBox(height: 8),
+          SourceWalletSelector(
+            controller: controller,
+            walletsController: walletsController,
+            theme: theme,
+            l10n: l10n,
+          ),
+          const SizedBox(height: 12),
+          const Divider(height: 1),
+          const SizedBox(height: 12),
+          SourceQuoteSummary(controller: controller, spacing: 12),
+          const SizedBox(height: 12),
+          MultipleQuoteStatusCard(controller: controller),
+        ],
+      ),
+    );
+  }
+
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/panels/upload_panel/actions.dart

@@ -0,0 +1,57 @@
+import 'package:flutter/material.dart';
+
+import 'package:pweb/controllers/multiple_payouts.dart';
+
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
+
+class UploadPanelActions extends StatelessWidget {
+  const UploadPanelActions({
+    super.key,
+    required this.controller,
+    required this.l10n,
+    required this.onSend,
+  });
+
+  final MultiplePayoutsController controller;
+  final AppLocalizations l10n;
+  final VoidCallback onSend;
+
+  static const double _buttonVerticalPadding = 12;
+  static const double _buttonHorizontalPadding = 24;
+
+  @override
+  Widget build(BuildContext context) {
+    final hasFile = controller.selectedFileName != null;
+
+    return Wrap(
+      spacing: 8,
+      runSpacing: 8,
+      alignment: WrapAlignment.center,
+      children: [
+        OutlinedButton(
+          onPressed: !hasFile || controller.isBusy
+              ? null
+              : () => controller.removeUploadedFile(),
+          style: OutlinedButton.styleFrom(
+            padding: const EdgeInsets.symmetric(
+              horizontal: _buttonHorizontalPadding,
+              vertical: _buttonVerticalPadding,
+            ),
+          ),
+          child: Text(l10n.cancel),
+        ),
+        ElevatedButton(
+          onPressed: controller.canSend ? onSend : null,
+          style: ElevatedButton.styleFrom(
+            padding: const EdgeInsets.symmetric(
+              horizontal: _buttonHorizontalPadding,
+              vertical: _buttonVerticalPadding,
+            ),
+          ),
+          child: Text(l10n.send),
+        ),
+      ],
+    );
+  }
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/panels/upload_panel/drop_zone.dart

@@ -0,0 +1,110 @@
+import 'package:flutter/material.dart';
+
+import 'package:pweb/controllers/multiple_payouts.dart';
+
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
+
+class UploadDropZone extends StatelessWidget {
+  const UploadDropZone({
+    super.key,
+    required this.controller,
+    required this.theme,
+    required this.l10n,
+  });
+
+  final MultiplePayoutsController controller;
+  final ThemeData theme;
+  final AppLocalizations l10n;
+
+  static const double _panelRadius = 12;
+
+  @override
+  Widget build(BuildContext context) {
+    final hasFile = controller.selectedFileName != null;
+
+    return InkWell(
+      onTap: controller.isBusy
+          ? null
+          : () => controller.pickAndQuote(),
+      borderRadius: BorderRadius.circular(_panelRadius),
+      child: Container(
+        width: double.infinity,
+        padding: const EdgeInsets.symmetric(horizontal: 18, vertical: 16),
+        decoration: BoxDecoration(
+          color: theme.colorScheme.surfaceContainerHighest.withValues(
+            alpha: 0.5,
+          ),
+          border: Border.all(color: theme.colorScheme.outlineVariant),
+          borderRadius: BorderRadius.circular(_panelRadius),
+        ),
+        child: Column(
+          children: [
+            Icon(
+              Icons.upload_file,
+              size: 34,
+              color: theme.colorScheme.primary,
+            ),
+            const SizedBox(height: 8),
+            Text(
+              hasFile ? controller.selectedFileName! : l10n.uploadCSV,
+              style: theme.textTheme.bodyMedium?.copyWith(
+                fontWeight: FontWeight.w600,
+              ),
+              textAlign: TextAlign.center,
+            ),
+            if (!hasFile) ...[
+              const SizedBox(height: 8),
+              Container(
+                padding: const EdgeInsets.symmetric(
+                  horizontal: 14,
+                  vertical: 8,
+                ),
+                decoration: BoxDecoration(
+                  color: theme.colorScheme.primary.withValues(alpha: 0.12),
+                  border: Border.all(
+                    color: theme.colorScheme.primary.withValues(alpha: 0.5),
+                  ),
+                  borderRadius: BorderRadius.circular(999),
+                ),
+                child: Row(
+                  mainAxisSize: MainAxisSize.min,
+                  children: [
+                    Icon(
+                      Icons.touch_app,
+                      size: 16,
+                      color: theme.colorScheme.primary,
+                    ),
+                    const SizedBox(width: 6),
+                    Text(
+                      l10n.upload,
+                      style: theme.textTheme.labelLarge?.copyWith(
+                        color: theme.colorScheme.primary,
+                        fontWeight: FontWeight.w600,
+                      ),
+                    ),
+                  ],
+                ),
+              ),
+            ],
+            const SizedBox(height: 6),
+            Text(
+              l10n.hintUpload,
+              style: theme.textTheme.bodySmall,
+              textAlign: TextAlign.center,
+            ),
+            if (hasFile) ...[
+              const SizedBox(height: 6),
+              Text(
+                '${l10n.payout}: ${controller.rows.length}',
+                style: theme.textTheme.labelMedium?.copyWith(
+                  color: theme.colorScheme.primary,
+                ),
+              ),
+            ],
+          ],
+        ),
+      ),
+    );
+  }
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/panels/upload_panel/helpers.dart

@@ -0,0 +1,21 @@
+import 'package:flutter/material.dart';
+
+import 'package:pweb/controllers/multiple_payouts.dart';
+import 'package:pweb/widgets/dialogs/payment_status_dialog.dart';
+
+
+Future<void> handleUploadSend(
+  BuildContext context,
+  MultiplePayoutsController controller,
+) async {
+  final outcome = await controller.sendAndStorePayments();
+
+  if (!context.mounted) return;
+
+  await showPaymentStatusDialog(
+    context,
+    isSuccess: outcome == MultiplePayoutSendOutcome.success,
+  );
+
+  controller.removeUploadedFile();
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/panels/upload_panel/progress.dart

@@ -0,0 +1,32 @@
+import 'package:flutter/material.dart';
+
+
+class UploadQuoteProgress extends StatelessWidget {
+  const UploadQuoteProgress({
+    super.key,
+    required this.isQuoting,
+    required this.theme,
+  });
+
+  final bool isQuoting;
+  final ThemeData theme;
+
+  @override
+  Widget build(BuildContext context) {
+    if (!isQuoting) return const SizedBox.shrink();
+
+    return Column(
+      children: [
+        const SizedBox(height: 10),
+        ClipRRect(
+          borderRadius: BorderRadius.circular(999),
+          child: LinearProgressIndicator(
+            minHeight: 5,
+            color: theme.colorScheme.primary,
+            backgroundColor: theme.colorScheme.surfaceContainerHighest,
+          ),
+        ),
+      ],
+    );
+  }
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/panels/upload_panel/status.dart

@@ -0,0 +1,49 @@
+import 'package:flutter/material.dart';
+
+import 'package:pweb/controllers/multiple_payouts.dart';
+
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
+
+class UploadPanelStatus extends StatelessWidget {
+  const UploadPanelStatus({
+    super.key,
+    required this.controller,
+    required this.theme,
+    required this.l10n,
+  });
+
+  final MultiplePayoutsController controller;
+  final ThemeData theme;
+  final AppLocalizations l10n;
+
+  @override
+  Widget build(BuildContext context) {
+    if (controller.sentCount <= 0 && controller.error == null) {
+      return const SizedBox.shrink();
+    }
+
+    return Column(
+      children: [
+        if (controller.sentCount > 0) ...[
+          const SizedBox(height: 8),
+          Text(
+            '${l10n.payout}: ${controller.sentCount}',
+            style: theme.textTheme.bodySmall?.copyWith(
+              color: theme.colorScheme.primary,
+            ),
+          ),
+        ],
+        if (controller.error != null) ...[
+          const SizedBox(height: 8),
+          Text(
+            controller.error.toString(),
+            style: theme.textTheme.bodySmall?.copyWith(
+              color: theme.colorScheme.error,
+            ),
+          ),
+        ],
+      ],
+    );
+  }
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/panels/upload_panel/widget.dart

@@ -0,0 +1,44 @@
+import 'package:flutter/material.dart';
+
+import 'package:pweb/controllers/multiple_payouts.dart';
+
+import 'package:pweb/pages/dashboard/payouts/multiple/panels/upload_panel/drop_zone.dart';
+import 'package:pweb/pages/dashboard/payouts/multiple/panels/upload_panel/actions.dart';
+import 'package:pweb/pages/dashboard/payouts/multiple/panels/upload_panel/helpers.dart';
+import 'package:pweb/pages/dashboard/payouts/multiple/panels/upload_panel/status.dart';
+import 'package:pweb/pages/dashboard/payouts/multiple/panels/upload_panel/progress.dart';
+
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
+
+class UploadPanel extends StatelessWidget {
+  const UploadPanel({
+    super.key,
+    required this.controller,
+    required this.theme,
+    required this.l10n,
+  });
+
+  final MultiplePayoutsController controller;
+  final ThemeData theme;
+  final AppLocalizations l10n;
+
+  @override
+  Widget build(BuildContext context) {
+    return Column(
+      mainAxisAlignment: MainAxisAlignment.center,
+      crossAxisAlignment: CrossAxisAlignment.center,
+      children: [
+        UploadDropZone(controller: controller, theme: theme, l10n: l10n),
+        UploadQuoteProgress(isQuoting: controller.isQuoting, theme: theme),
+        const SizedBox(height: 12),
+        UploadPanelActions(
+          controller: controller,
+          l10n: l10n,
+          onSend: () => handleUploadSend(context, controller),
+        ),
+        UploadPanelStatus(controller: controller, theme: theme, l10n: l10n),
+      ],
+    );
+  }
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/sample.dart

@@ -1,125 +0,0 @@
-import 'dart:convert';
-
-import 'package:flutter/material.dart';
-
-import 'package:pshared/models/file/downloaded_file.dart';
-
-import 'package:pweb/pages/dashboard/payouts/multiple/form.dart';
-import 'package:pweb/utils/download.dart';
-
-import 'package:pweb/generated/i18n/app_localizations.dart';
-
-
-class FileFormatSampleSection extends StatelessWidget {
-  const FileFormatSampleSection({super.key});
-
-  static final List<MultiplePayoutRow> sampleRows = [
-    MultiplePayoutRow(
-      pan: "9022****11",
-      firstName: "Alex",
-      lastName: "Ivanov",
-      expMonth: 12,
-      expYear: 27,
-      amount: "500",
-    ),
-    MultiplePayoutRow(
-      pan: "9022****12",
-      firstName: "Maria",
-      lastName: "Sokolova",
-      expMonth: 7,
-      expYear: 26,
-      amount: "100",
-    ),
-    MultiplePayoutRow(
-      pan: "9022****13",
-      firstName: "Dmitry",
-      lastName: "Smirnov",
-      expMonth: 3,
-      expYear: 28,
-      amount: "120",
-    ),
-  ];
-
-  static const String _sampleFileName = 'sample.csv';
-
-  @override
-  Widget build(BuildContext context) {
-    final theme = Theme.of(context);
-    final l10n = AppLocalizations.of(context)!;
-
-    final titleStyle = theme.textTheme.bodyLarge?.copyWith(
-      fontSize: 18,
-      fontWeight: FontWeight.w600,
-    );
-
-    final linkStyle = theme.textTheme.bodyMedium?.copyWith(
-      color: theme.colorScheme.primary,
-    );
-
-    return Column(
-      crossAxisAlignment: CrossAxisAlignment.stretch,
-      children: [
-        Row(
-          children: [
-            const Icon(Icons.filter_list),
-            const SizedBox(width: 5),
-            Text(l10n.exampleTitle, style: titleStyle),
-          ],
-        ),
-        const SizedBox(height: 12),
-        _buildDataTable(l10n),
-        const SizedBox(height: 10),
-        TextButton(
-          onPressed: _downloadSampleCsv,
-          style: TextButton.styleFrom(padding: EdgeInsets.zero),
-          child: Text(l10n.downloadSampleCSV, style: linkStyle),
-        ),
-      ],
-    );
-  }
-
-  Widget _buildDataTable(AppLocalizations l10n) {
-    return DataTable(
-      columnSpacing: 20,
-      columns: [
-        DataColumn(label: Text(l10n.cardNumberColumn)),
-        DataColumn(label: Text(l10n.firstName)),
-        DataColumn(label: Text(l10n.lastName)),
-        DataColumn(label: Text(l10n.expiryDate)),
-        DataColumn(label: Text(l10n.amount)),
-      ],
-      rows: sampleRows.map((row) {
-        return DataRow(
-          cells: [
-            DataCell(Text(row.pan)),
-            DataCell(Text(row.firstName)),
-            DataCell(Text(row.lastName)),
-            DataCell(
-              Text('${row.expMonth.toString().padLeft(2, '0')}/${row.expYear}'),
-            ),
-            DataCell(Text(row.amount)),
-          ],
-        );
-      }).toList(),
-    );
-  }
-
-  Future<void> _downloadSampleCsv() async {
-    final rows = <String>[
-      'pan,first_name,last_name,exp_month,exp_year,amount',
-      ...sampleRows.map(
-        (row) =>
-            '${row.pan},${row.firstName},${row.lastName},${row.expMonth},${row.expYear},${row.amount}',
-      ),
-    ];
-    final content = rows.join('\n');
-
-    await downloadFile(
-      DownloadedFile(
-        bytes: utf8.encode(content),
-        filename: _sampleFileName,
-        mimeType: 'text/csv;charset=utf-8',
-      ),
-    );
-  }
-}

frontend/pweb/lib/pages/dashboard/payouts/multiple/sections/history/header.dart

@@ -0,0 +1,28 @@
+import 'package:flutter/material.dart';
+
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
+
+class UploadHistoryHeader extends StatelessWidget {
+  const UploadHistoryHeader({
+    super.key,
+    required this.theme,
+    required this.l10n,
+  });
+
+  final ThemeData theme;
+  final AppLocalizations l10n;
+
+  static const double _smallBox = 5;
+
+  @override
+  Widget build(BuildContext context) {
+    return Row(
+      children: [
+        const Icon(Icons.history),
+        const SizedBox(width: _smallBox),
+        Text(l10n.uploadHistory, style: theme.textTheme.bodyLarge),
+      ],
+    );
+  }
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/sections/history/helpers.dart

@@ -0,0 +1,40 @@
+import 'package:flutter/material.dart';
+
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
+
+class StatusView {
+  final String label;
+  final Color color;
+
+  const StatusView(this.label, this.color);
+}
+
+StatusView statusView(AppLocalizations l10n, String? raw) {
+  final trimmed = (raw ?? '').trim();
+  final upper = trimmed.toUpperCase();
+  final normalized = upper.startsWith('PAYMENT_STATE_')
+      ? upper.substring('PAYMENT_STATE_'.length)
+      : upper;
+
+  switch (normalized) {
+    case 'SETTLED':
+      return StatusView(l10n.paymentStatusPending, Colors.yellow);
+    case 'SUCCESS':
+      return StatusView(l10n.paymentStatusSuccessful, Colors.green);
+    case 'FUNDS_RESERVED':
+      return StatusView(l10n.paymentStatusReserved, Colors.blue);
+    case 'ACCEPTED':
+      return StatusView(l10n.paymentStatusProcessing, Colors.yellow);
+    case 'SUBMITTED':
+      return StatusView(l10n.paymentStatusProcessing, Colors.blue);
+    case 'FAILED':
+      return StatusView(l10n.paymentStatusFailed, Colors.red);
+    case 'CANCELLED':
+      return StatusView(l10n.paymentStatusCancelled, Colors.grey);
+    case 'UNSPECIFIED':
+    case '':
+    default:
+      return StatusView(l10n.paymentStatusPending, Colors.grey);
+  }
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/sections/history/status_badge.dart

@@ -0,0 +1,37 @@
+import 'package:flutter/material.dart';
+
+import 'package:pweb/pages/dashboard/payouts/multiple/sections/history/helpers.dart';
+
+
+class HistoryStatusBadge extends StatelessWidget {
+  const HistoryStatusBadge({
+    super.key,
+    required this.statusView,
+  });
+
+  final StatusView statusView;
+
+  static const double _radius = 6;
+  static const double _statusBgOpacity = 0.12;
+
+  @override
+  Widget build(BuildContext context) {
+    return Container(
+      padding: const EdgeInsets.symmetric(
+        horizontal: 8,
+        vertical: 4,
+      ),
+      decoration: BoxDecoration(
+        color: statusView.color.withValues(alpha: _statusBgOpacity),
+        borderRadius: BorderRadius.circular(_radius),
+      ),
+      child: Text(
+        statusView.label,
+        style: TextStyle(
+          color: statusView.color,
+          fontWeight: FontWeight.w600,
+        ),
+      ),
+    );
+  }
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/sections/history/table.dart

@@ -0,0 +1,68 @@
+import 'package:flutter/material.dart';
+
+import 'package:intl/intl.dart';
+
+import 'package:pshared/models/payment/payment.dart';
+
+import 'package:pweb/controllers/upload_history_table.dart';
+import 'package:pweb/pages/dashboard/payouts/multiple/sections/history/helpers.dart';
+import 'package:pweb/pages/dashboard/payouts/multiple/sections/history/status_badge.dart';
+
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
+
+class UploadHistoryTable extends StatelessWidget {
+  const UploadHistoryTable({
+    super.key,
+    required this.items,
+    required this.dateFormat,
+    required this.l10n,
+  });
+
+  final List<Payment> items;
+  final DateFormat dateFormat;
+  final AppLocalizations l10n;
+
+  static const int _maxVisibleItems = 10;
+  static const UploadHistoryTableController _controller =
+      UploadHistoryTableController();
+
+  @override
+  Widget build(BuildContext context) {
+    final visibleItems = items.take(_maxVisibleItems).toList(growable: false);
+
+    return DataTable(
+      columns: [
+        DataColumn(label: Text(l10n.fileNameColumn)),
+        DataColumn(label: Text(l10n.rowsColumn)),
+        DataColumn(label: Text(l10n.dateColumn)),
+        DataColumn(label: Text(l10n.amountColumn)),
+        DataColumn(label: Text(l10n.statusColumn)),
+      ],
+      rows: visibleItems.map((payment) {
+        final metadata = payment.metadata;
+        final status = statusView(l10n, payment.state);
+        final fileName = metadata?['upload_filename'];
+        final fileNameText =
+            (fileName == null || fileName.isEmpty) ? '-' : fileName;
+        final rows = metadata?['upload_rows'];
+        final rowsText = (rows == null || rows.isEmpty) ? '-' : rows;
+        final createdAt = payment.createdAt;
+        final dateText = createdAt == null
+            ? '-'
+            : dateFormat.format(createdAt.toLocal());
+        final amountText = _controller.amountText(payment);
+
+        return DataRow(
+          cells: [
+            DataCell(Text(fileNameText)),
+            DataCell(Text(rowsText)),
+            DataCell(Text(dateText)),
+            DataCell(Text(amountText)),
+            DataCell(HistoryStatusBadge(statusView: status)),
+          ],
+        );
+      }).toList(),
+    );
+  }
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/sections/history/widget.dart

@@ -0,0 +1,77 @@
+import 'package:flutter/material.dart';
+
+import 'package:intl/intl.dart';
+
+import 'package:provider/provider.dart';
+
+import 'package:pshared/provider/payment/payments.dart';
+
+import 'package:pweb/pages/dashboard/payouts/multiple/sections/history/header.dart';
+import 'package:pweb/pages/dashboard/payouts/multiple/sections/history/table.dart';
+
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
+
+class UploadHistorySection extends StatelessWidget {
+  const UploadHistorySection({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    final provider = context.watch<PaymentsProvider>();
+    final theme = Theme.of(context);
+    final l10 = AppLocalizations.of(context)!;
+    final dateFormat = DateFormat.yMMMd().add_Hm();
+
+    if (provider.isLoading) {
+      return const Center(child: CircularProgressIndicator());
+    }
+    if (provider.error != null) {
+      return Text(
+        l10.notificationError(provider.error ?? l10.noErrorInformation),
+      );
+    }
+    final items = List.of(provider.payments);
+    items.sort((a, b) {
+      final left = a.createdAt;
+      final right = b.createdAt;
+      if (left == null && right == null) return 0;
+      if (left == null) return 1;
+      if (right == null) return -1;
+      return right.compareTo(left);
+    });
+
+    return Column(
+      children: [
+        UploadHistoryHeader(theme: theme, l10n: l10),
+        const SizedBox(height: 8),
+        if (items.isEmpty)
+          Align(
+            alignment: Alignment.centerLeft,
+            child: Text(
+              l10.walletHistoryEmpty,
+              style: theme.textTheme.bodyMedium,
+            ),
+          )
+        else ...[
+          UploadHistoryTable(
+            items: items,
+            dateFormat: dateFormat,
+            l10n: l10,
+          ),
+          //TODO redirect to Reports page
+          // if (hasMore) ...[
+          //   const SizedBox(height: 8),
+          //   Align(
+          //     alignment: Alignment.centerLeft,
+          //     child: TextButton.icon(
+          //       onPressed: () => context.goNamed(PayoutRoutes.reports),
+          //       icon: const Icon(Icons.open_in_new, size: 16),
+          //       label: Text(l10.viewWholeHistory),
+          //     ),
+          //   ),
+          // ],
+        ],
+      ],
+    );
+  }
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/sections/sample/data.dart

@@ -0,0 +1,42 @@
+import 'package:pweb/models/multiple_payouts/csv_row.dart';
+
+
+const String sampleFileName = 'sample.csv';
+
+final List<CsvPayoutRow> sampleRows = [
+  CsvPayoutRow(
+    pan: "9022****11",
+    firstName: "Alex",
+    lastName: "Ivanov",
+    expMonth: 12,
+    expYear: 27,
+    amount: "500",
+  ),
+  CsvPayoutRow(
+    pan: "9022****12",
+    firstName: "Maria",
+    lastName: "Sokolova",
+    expMonth: 7,
+    expYear: 26,
+    amount: "100",
+  ),
+  CsvPayoutRow(
+    pan: "9022****13",
+    firstName: "Dmitry",
+    lastName: "Smirnov",
+    expMonth: 3,
+    expYear: 28,
+    amount: "120",
+  ),
+];
+
+String buildSampleCsvContent() {
+  final rows = <String>[
+    'pan,first_name,last_name,exp_month,exp_year,amount',
+    ...sampleRows.map(
+      (row) =>
+          '${row.pan},${row.firstName},${row.lastName},${row.expMonth},${row.expYear},${row.amount}',
+    ),
+  ];
+  return rows.join('\n');
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/sections/sample/download_button.dart

@@ -0,0 +1,30 @@
+import 'package:flutter/material.dart';
+
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
+
+class FileFormatSampleDownloadButton extends StatelessWidget {
+  const FileFormatSampleDownloadButton({
+    super.key,
+    required this.theme,
+    required this.l10n,
+    required this.onPressed,
+  });
+
+  final ThemeData theme;
+  final AppLocalizations l10n;
+  final VoidCallback onPressed;
+
+  @override
+  Widget build(BuildContext context) {
+    final linkStyle = theme.textTheme.bodyMedium?.copyWith(
+      color: theme.colorScheme.primary,
+    );
+
+    return TextButton(
+      onPressed: onPressed,
+      style: TextButton.styleFrom(padding: EdgeInsets.zero),
+      child: Text(l10n.downloadSampleCSV, style: linkStyle),
+    );
+  }
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/sections/sample/header.dart

@@ -0,0 +1,31 @@
+import 'package:flutter/material.dart';
+
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
+
+class FileFormatSampleHeader extends StatelessWidget {
+  const FileFormatSampleHeader({
+    super.key,
+    required this.theme,
+    required this.l10n,
+  });
+
+  final ThemeData theme;
+  final AppLocalizations l10n;
+
+  @override
+  Widget build(BuildContext context) {
+    final titleStyle = theme.textTheme.bodyLarge?.copyWith(
+      fontSize: 18,
+      fontWeight: FontWeight.w600,
+    );
+
+    return Row(
+      children: [
+        const Icon(Icons.filter_list),
+        const SizedBox(width: 5),
+        Text(l10n.exampleTitle, style: titleStyle),
+      ],
+    );
+  }
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/sections/sample/table.dart

@@ -0,0 +1,44 @@
+import 'package:flutter/material.dart';
+
+import 'package:pweb/models/multiple_payouts/csv_row.dart';
+
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
+
+class FileFormatSampleTable extends StatelessWidget {
+  const FileFormatSampleTable({
+    super.key,
+    required this.l10n,
+    required this.rows,
+  });
+
+  final AppLocalizations l10n;
+  final List<CsvPayoutRow> rows;
+
+  @override
+  Widget build(BuildContext context) {
+    return DataTable(
+      columnSpacing: 20,
+      columns: [
+        DataColumn(label: Text(l10n.cardNumberColumn)),
+        DataColumn(label: Text(l10n.firstName)),
+        DataColumn(label: Text(l10n.lastName)),
+        DataColumn(label: Text(l10n.expiryDate)),
+        DataColumn(label: Text(l10n.amount)),
+      ],
+      rows: rows.map((row) {
+        return DataRow(
+          cells: [
+            DataCell(Text(row.pan)),
+            DataCell(Text(row.firstName)),
+            DataCell(Text(row.lastName)),
+            DataCell(
+              Text('${row.expMonth.toString().padLeft(2, '0')}/${row.expYear}'),
+            ),
+            DataCell(Text(row.amount)),
+          ],
+        );
+      }).toList(),
+    );
+  }
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/sections/sample/widget.dart

@@ -0,0 +1,48 @@
+import 'dart:convert';
+
+import 'package:flutter/material.dart';
+
+import 'package:pshared/models/file/downloaded_file.dart';
+import 'package:pweb/pages/dashboard/payouts/multiple/sections/sample/data.dart';
+import 'package:pweb/pages/dashboard/payouts/multiple/sections/sample/download_button.dart';
+import 'package:pweb/pages/dashboard/payouts/multiple/sections/sample/header.dart';
+import 'package:pweb/pages/dashboard/payouts/multiple/sections/sample/table.dart';
+import 'package:pweb/utils/download.dart';
+
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
+
+class FileFormatSampleSection extends StatelessWidget {
+  const FileFormatSampleSection({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    final theme = Theme.of(context);
+    final l10n = AppLocalizations.of(context)!;
+
+    return Column(
+      crossAxisAlignment: CrossAxisAlignment.stretch,
+      children: [
+        FileFormatSampleHeader(theme: theme, l10n: l10n),
+        const SizedBox(height: 12),
+        FileFormatSampleTable(l10n: l10n, rows: sampleRows),
+        const SizedBox(height: 10),
+        FileFormatSampleDownloadButton(
+          theme: theme,
+          l10n: l10n,
+          onPressed: _downloadSampleCsv,
+        ),
+      ],
+    );
+  }
+
+  Future<void> _downloadSampleCsv() async {
+    await downloadFile(
+      DownloadedFile(
+        bytes: utf8.encode(buildSampleCsvContent()),
+        filename: sampleFileName,
+        mimeType: 'text/csv;charset=utf-8',
+      ),
+    );
+  }
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/sections/upload_csv/header.dart

@@ -0,0 +1,33 @@
+import 'package:flutter/material.dart';
+
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
+class UploadCsvHeader extends StatelessWidget {
+  const UploadCsvHeader({
+    super.key,
+    required this.theme,
+    required this.l10n,
+  });
+
+  final ThemeData theme;
+  final AppLocalizations l10n;
+
+  static const double _iconTextSpacing = 5;
+
+  @override
+  Widget build(BuildContext context) {
+    return Row(
+      children: [
+        const Icon(Icons.upload),
+        const SizedBox(width: _iconTextSpacing),
+        Text(
+          l10n.uploadCSV,
+          style: theme.textTheme.bodyLarge?.copyWith(
+            fontSize: 18,
+            fontWeight: FontWeight.w600,
+          ),
+        ),
+      ],
+    );
+  }
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/sections/upload_csv/layout.dart

@@ -0,0 +1,86 @@
+import 'package:flutter/material.dart';
+
+import 'package:pshared/controllers/balance_mask/wallets.dart';
+
+import 'package:pweb/controllers/multiple_payouts.dart';
+
+import 'package:pweb/pages/dashboard/payouts/multiple/panels/source_quote/widget.dart';
+import 'package:pweb/pages/dashboard/payouts/multiple/panels/upload_panel/widget.dart';
+
+import 'package:pweb/generated/i18n/app_localizations.dart';
+import 'package:pweb/pages/dashboard/payouts/multiple/sections/upload_csv/panel_card.dart';
+
+
+class UploadCsvLayout extends StatelessWidget {
+  const UploadCsvLayout({
+    super.key,
+    required this.controller,
+    required this.walletsController,
+    required this.theme,
+    required this.l10n,
+  });
+
+  final MultiplePayoutsController controller;
+  final WalletsController walletsController;
+  final ThemeData theme;
+  final AppLocalizations l10n;
+
+  @override
+  Widget build(BuildContext context) {
+    return LayoutBuilder(
+      builder: (context, constraints) {
+        final useHorizontal = constraints.maxWidth >= 760;
+        if (!useHorizontal) {
+          return Column(
+            children: [
+              PanelCard(
+                theme: theme,
+                child: UploadPanel(
+                  controller: controller,
+                  theme: theme,
+                  l10n: l10n,
+                ),
+              ),
+              const SizedBox(height: 12),
+              SourceQuotePanel(
+                controller: controller,
+                walletsController: walletsController,
+                theme: theme,
+                l10n: l10n,
+              ),
+            ],
+          );
+        }
+
+        return IntrinsicHeight(
+          child: Row(
+            crossAxisAlignment: CrossAxisAlignment.stretch,
+            children: [
+              Expanded(
+                flex: 3,
+                child: PanelCard(
+                  theme: theme,
+                  child: UploadPanel(
+                    controller: controller,
+                    theme: theme,
+                    l10n: l10n,
+                  ),
+                ),
+              ),
+              const SizedBox(width: 12),
+              Expanded(
+                flex: 5,
+                child: SourceQuotePanel(
+                  controller: controller,
+                  walletsController: walletsController,
+                  theme: theme,
+                  l10n: l10n,
+                ),
+              ),
+            ],
+          ),
+        );
+      },
+    );
+  }
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/sections/upload_csv/panel_card.dart

@@ -0,0 +1,27 @@
+import 'package:flutter/material.dart';
+
+
+class PanelCard extends StatelessWidget {
+  const PanelCard({
+    super.key,
+    required this.theme,
+    required this.child,
+  });
+
+  final ThemeData theme;
+  final Widget child;
+
+  @override
+  Widget build(BuildContext context) {
+    return Container(
+      width: double.infinity,
+      padding: const EdgeInsets.all(16),
+      decoration: BoxDecoration(
+        color: theme.colorScheme.surface,
+        border: Border.all(color: theme.colorScheme.outlineVariant),
+        borderRadius: BorderRadius.circular(8),
+      ),
+      child: child,
+    );
+  }
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/sections/upload_csv/widget.dart

@@ -0,0 +1,37 @@
+import 'package:flutter/material.dart';
+
+import 'package:provider/provider.dart';
+
+import 'package:pweb/controllers/multiple_payouts.dart';
+import 'package:pweb/pages/dashboard/payouts/multiple/sections/upload_csv/header.dart';
+import 'package:pweb/pages/dashboard/payouts/multiple/sections/upload_csv/layout.dart';
+
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
+
+class UploadCSVSection extends StatelessWidget {
+  const UploadCSVSection({super.key});
+
+  static const double _verticalSpacing = 10;
+
+  @override
+  Widget build(BuildContext context) {
+    final controller = context.watch<MultiplePayoutsController>();
+    final theme = Theme.of(context);
+    final l10n = AppLocalizations.of(context)!;
+
+    return Column(
+      crossAxisAlignment: CrossAxisAlignment.start,
+      children: [
+        UploadCsvHeader(theme: theme, l10n: l10n),
+        const SizedBox(height: _verticalSpacing),
+        UploadCsvLayout(
+          controller: controller,
+          walletsController: context.watch(),
+          theme: theme,
+          l10n: l10n,
+        ),
+      ],
+    );
+  }
+}

frontend/pweb/lib/pages/dashboard/payouts/multiple/source_quote_panel.dart

@@ -1,134 +0,0 @@
-import 'package:flutter/material.dart';
-
-import 'package:pshared/controllers/balance_mask/wallets.dart';
-import 'package:pshared/models/money.dart';
-import 'package:pshared/utils/currency.dart';
-
-import 'package:pweb/controllers/multiple_payouts.dart';
-
-import 'package:pweb/generated/i18n/app_localizations.dart';
-
-
-class SourceQuotePanel extends StatelessWidget {
-  const SourceQuotePanel({
-    super.key,
-    required this.controller,
-    required this.walletsController,
-    required this.theme,
-    required this.l10n,
-  });
-
-  final MultiplePayoutsController controller;
-  final WalletsController walletsController;
-  final ThemeData theme;
-  final AppLocalizations l10n;
-
-  @override
-  Widget build(BuildContext context) {
-    final wallets = walletsController.wallets;
-    final selectedWalletRef = walletsController.selectedWalletRef;
-
-    return Container(
-      width: double.infinity,
-      padding: const EdgeInsets.all(12),
-      decoration: BoxDecoration(
-        color: theme.colorScheme.surface,
-        borderRadius: BorderRadius.circular(8),
-        border: Border.all(color: theme.colorScheme.outlineVariant),
-      ),
-      child: Column(
-        crossAxisAlignment: CrossAxisAlignment.start,
-        children: [
-          Text(
-            l10n.sourceOfFunds,
-            style: theme.textTheme.titleSmall?.copyWith(
-              fontWeight: FontWeight.w600,
-            ),
-          ),
-          const SizedBox(height: 8),
-          if (wallets.isEmpty)
-            Text(l10n.noWalletsAvailable, style: theme.textTheme.bodySmall)
-          else
-            DropdownButtonFormField<String>(
-              initialValue: selectedWalletRef,
-              isExpanded: true,
-              decoration: InputDecoration(
-                labelText: l10n.whereGetMoney,
-                border: const OutlineInputBorder(),
-                contentPadding: const EdgeInsets.symmetric(
-                  horizontal: 12,
-                  vertical: 10,
-                ),
-              ),
-              items: wallets
-                  .map(
-                    (wallet) => DropdownMenuItem<String>(
-                      value: wallet.id,
-                      child: Text(
-                        '${wallet.name} · ${amountToString(wallet.balance)} ${currencyCodeToString(wallet.currency)}',
-                        overflow: TextOverflow.ellipsis,
-                      ),
-                    ),
-                  )
-                  .toList(growable: false),
-              onChanged: controller.isBusy
-                  ? null
-                  : (value) {
-                      if (value == null) return;
-                      walletsController.selectWalletByRef(value);
-                    },
-            ),
-          const SizedBox(height: 12),
-          const Divider(height: 1),
-          const SizedBox(height: 12),
-          Text(
-            controller.aggregateDebitAmount == null
-                ? l10n.quoteUnavailable
-                : l10n.quoteActive,
-            style: theme.textTheme.labelLarge?.copyWith(
-              color: theme.colorScheme.primary,
-              fontWeight: FontWeight.w600,
-            ),
-          ),
-          const SizedBox(height: 8),
-          Text(
-            l10n.sentAmount(_sentAmountLabel(controller)),
-            style: theme.textTheme.bodyMedium,
-          ),
-          Text(
-            l10n.recipientsWillReceive(
-              _moneyLabel(controller.aggregateSettlementAmount),
-            ),
-            style: theme.textTheme.bodyMedium,
-          ),
-          Text(
-            controller.aggregateFeePercent == null
-                ? l10n.fee(_moneyLabel(controller.aggregateFeeAmount))
-                : '${l10n.fee(_moneyLabel(controller.aggregateFeeAmount))} (${controller.aggregateFeePercent!.toStringAsFixed(2)}%)',
-            style: theme.textTheme.bodyMedium,
-          ),
-        ],
-      ),
-    );
-  }
-
-  String _moneyLabel(Money? money) {
-    if (money == null) return '-';
-    return '${money.amount} ${money.currency}';
-  }
-
-  String _sentAmountLabel(MultiplePayoutsController controller) {
-    final requested = controller.requestedSentAmount;
-    final sourceDebit = controller.aggregateDebitAmount;
-
-    if (requested == null && sourceDebit == null) return '-';
-    if (requested == null) return _moneyLabel(sourceDebit);
-    if (sourceDebit == null) return _moneyLabel(requested);
-
-    if (requested.currency.toUpperCase() ==
-        sourceDebit.currency.toUpperCase()) {
-      return _moneyLabel(sourceDebit);
-    }
-    return '${_moneyLabel(requested)} (${_moneyLabel(sourceDebit)})';
-  }
-}

frontend/pweb/lib/pages/dashboard/payouts/multiple/upload_panel.dart

@@ -1,160 +0,0 @@
-import 'package:flutter/material.dart';
-
-import 'package:provider/provider.dart';
-
-import 'package:pshared/provider/payment/payments.dart';
-
-import 'package:pweb/controllers/multiple_payouts.dart';
-
-import 'package:pweb/generated/i18n/app_localizations.dart';
-
-//TODO this file is too long
-class UploadPanel extends StatelessWidget {
-  const UploadPanel({
-    super.key,
-    required this.controller,
-    required this.theme,
-    required this.l10n,
-  });
-
-  final MultiplePayoutsController controller;
-  final ThemeData theme;
-  final AppLocalizations l10n;
-
-  static const double _buttonVerticalPadding = 12;
-  static const double _buttonHorizontalPadding = 24;
-
-  @override
-  Widget build(BuildContext context) {
-    return Column(
-      children: [
-        Icon(Icons.upload_file, size: 36, color: theme.colorScheme.primary),
-        const SizedBox(height: 8),
-        Wrap(
-          spacing: 8,
-          runSpacing: 8,
-          alignment: WrapAlignment.center,
-          children: [
-            ElevatedButton(
-              onPressed: controller.isBusy
-                  ? null
-                  : () => context
-                        .read<MultiplePayoutsController>()
-                        .pickAndQuote(),
-              style: ElevatedButton.styleFrom(
-                padding: const EdgeInsets.symmetric(
-                  horizontal: _buttonHorizontalPadding,
-                  vertical: _buttonVerticalPadding,
-                ),
-              ),
-              child: Text(l10n.upload),
-            ),
-            ElevatedButton(
-              onPressed: controller.canSend
-                  ? () => _handleSend(context)
-                  : null,
-              style: ElevatedButton.styleFrom(
-                padding: const EdgeInsets.symmetric(
-                  horizontal: _buttonHorizontalPadding,
-                  vertical: _buttonVerticalPadding,
-                ),
-              ),
-              child: Text(l10n.send),
-            ),
-          ],
-        ),
-        const SizedBox(height: 8),
-        Text(
-          l10n.hintUpload,
-          style: const TextStyle(fontSize: 12),
-          textAlign: TextAlign.center,
-        ),
-        if (controller.isQuoting || controller.isSending) ...[
-          const SizedBox(height: 10),
-          const SizedBox(
-            width: 18,
-            height: 18,
-            child: CircularProgressIndicator(strokeWidth: 2),
-          ),
-        ],
-        if (controller.selectedFileName != null) ...[
-          const SizedBox(height: 8),
-          Row(
-            mainAxisAlignment: MainAxisAlignment.center,
-            children: [
-              Flexible(
-                child: Text(
-                  '${controller.selectedFileName} · ${controller.rows.length}',
-                  style: theme.textTheme.bodySmall,
-                  overflow: TextOverflow.ellipsis,
-                ),
-              ),
-              IconButton(
-                tooltip: l10n.close,
-                visualDensity: VisualDensity.compact,
-                onPressed: controller.isBusy
-                    ? null
-                    : () => context
-                          .read<MultiplePayoutsController>()
-                          .removeUploadedFile(),
-                icon: const Icon(Icons.close, size: 18),
-              ),
-            ],
-          ),
-        ],
-        if (controller.sentCount > 0) ...[
-          const SizedBox(height: 8),
-          Text(
-            '${l10n.payout}: ${controller.sentCount}',
-            style: theme.textTheme.bodySmall?.copyWith(
-              color: theme.colorScheme.primary,
-            ),
-          ),
-        ],
-        if (controller.error != null) ...[
-          const SizedBox(height: 8),
-          Text(
-            controller.error.toString(),
-            style: theme.textTheme.bodySmall?.copyWith(
-              color: theme.colorScheme.error,
-            ),
-          ),
-        ],
-      ],
-    );
-  }
-
-  Future<void> _handleSend(BuildContext context) async {
-    final paymentsProvider = context.read<PaymentsProvider>();
-    final result = await controller.send();
-    paymentsProvider.addPayments(result);
-    await paymentsProvider.refresh();
-
-    if (!context.mounted) return;
-
-    final isSuccess = controller.error == null && result.isNotEmpty;
-    await showDialog<void>(
-      context: context,
-      builder: (context) => AlertDialog(
-        title: Text(
-          isSuccess
-              ? l10n.paymentStatusSuccessTitle
-              : l10n.paymentStatusFailureTitle,
-        ),
-        content: Text(
-          isSuccess
-              ? l10n.paymentStatusSuccessMessage
-              : l10n.paymentStatusFailureMessage,
-        ),
-        actions: [
-          TextButton(
-            onPressed: () => Navigator.of(context).pop(),
-            child: Text(l10n.close),
-          ),
-        ],
-      ),
-    );
-
-    controller.removeUploadedFile();
-  }
-}

frontend/pweb/lib/pages/dashboard/payouts/multiple/widget.dart

@@ -1,8 +1,8 @@
 import 'package:flutter/material.dart';
 
-import 'package:pweb/pages/dashboard/payouts/multiple/csv.dart';
+import 'package:pweb/pages/dashboard/payouts/multiple/sections/upload_csv/widget.dart';
-import 'package:pweb/pages/dashboard/payouts/multiple/history.dart';
+import 'package:pweb/pages/dashboard/payouts/multiple/sections/history/widget.dart';
-import 'package:pweb/pages/dashboard/payouts/multiple/sample.dart';
+import 'package:pweb/pages/dashboard/payouts/multiple/sections/sample/widget.dart';
 
 
 class MultiplePayoutForm extends StatelessWidget {

frontend/pweb/lib/pages/dashboard/payouts/multiple/widgets/quote_status.dart

@@ -0,0 +1,59 @@
+import 'package:flutter/material.dart';
+
+import 'package:pshared/models/payment/quote/status_type.dart';
+
+import 'package:pweb/controllers/multiple_payouts.dart';
+import 'package:pweb/pages/dashboard/payouts/quote_status/widgets/card.dart';
+import 'package:pweb/utils/quote_duration_format.dart';
+
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
+
+class MultipleQuoteStatusCard extends StatelessWidget {
+  const MultipleQuoteStatusCard({
+    super.key,
+    required this.controller,
+  });
+
+  final MultiplePayoutsController controller;
+
+  @override
+  Widget build(BuildContext context) {
+    final loc = AppLocalizations.of(context)!;
+    final isLoading = controller.quoteIsLoading;
+    final statusType = controller.quoteStatusType;
+    final timeLeft = controller.quoteTimeLeft;
+
+    String statusText;
+    String? helperText;
+    switch (statusType) {
+      case QuoteStatusType.loading:
+        statusText = loc.quoteUpdating;
+        break;
+      case QuoteStatusType.error:
+        statusText = loc.quoteErrorGeneric;
+        break;
+      case QuoteStatusType.missing:
+        statusText = loc.quoteUnavailable;
+        break;
+      case QuoteStatusType.expired:
+        statusText = loc.quoteExpired;
+        break;
+      case QuoteStatusType.active:
+        statusText = timeLeft == null
+            ? loc.quoteActive
+            : loc.quoteExpiresIn(formatQuoteDuration(timeLeft));
+        break;
+    }
+
+    return QuoteStatusCard(
+      statusType: statusType,
+      statusText: statusText,
+      helperText: helperText,
+      isLoading: isLoading,
+      canRefresh: false,
+      showPrimaryRefresh: false,
+      onRefresh: () {},
+    );
+  }
+}

frontend/pweb/lib/pages/dashboard/payouts/summary/row.dart

@@ -7,18 +7,21 @@ import 'package:pshared/utils/currency.dart';
 class PaymentSummaryRow extends StatelessWidget {
   final String Function(String) labelFactory;
   final Asset? asset;
+  final String? value;
   final TextStyle? style;
 
   const PaymentSummaryRow({
     super.key, 
     required this.labelFactory, 
     required this.asset,
+    this.value,
     this.style,
   });
 
   @override
-  Widget build(BuildContext context) => Text(
+  Widget build(BuildContext context) {
-    labelFactory(asset == null ? 'N/A' : assetToString(asset!)), 
+    final formatted = value ??
-    style: style,
+        (asset == null ? 'N/A' : assetToString(asset!));
-  );
+    return Text(labelFactory(formatted), style: style);
+  }
 }

frontend/pweb/lib/pages/dashboard/payouts/summary/widget.dart

@@ -5,24 +5,80 @@ import 'package:provider/provider.dart';
 import 'package:pshared/controllers/balance_mask/wallets.dart';
 import 'package:pshared/utils/currency.dart';
 
+import 'package:pweb/models/summary_values.dart';
 import 'package:pweb/pages/dashboard/payouts/summary/fee.dart';
 import 'package:pweb/pages/dashboard/payouts/summary/recipient_receives.dart';
+import 'package:pweb/pages/dashboard/payouts/summary/row.dart';
 import 'package:pweb/pages/dashboard/payouts/summary/sent_amount.dart';
 import 'package:pweb/pages/dashboard/payouts/summary/total.dart';
 
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
 
 class PaymentSummary extends StatelessWidget {
   final double spacing;
+  final PaymentSummaryValues? values;
 
-  const PaymentSummary({super.key, required this.spacing});
+  const PaymentSummary({
+    super.key,
+    required this.spacing,
+    this.values,
+  });
 
   @override
-  Widget build(BuildContext context) => Align(
+  Widget build(BuildContext context) {
+    final resolvedValues = values;
+    if (resolvedValues != null) {
+      final theme = Theme.of(context);
+      final loc = AppLocalizations.of(context)!;
+      return Align(
         alignment: Alignment.center,
         child: Column(
           crossAxisAlignment: CrossAxisAlignment.stretch,
           children: [
-        PaymentSentAmountRow(currency: currencyStringToCode(context.read<WalletsController>().selectedWallet?.tokenSymbol ?? 'USDT')),
+            PaymentSummaryRow(
+              labelFactory: loc.sentAmount,
+              asset: null,
+              value: resolvedValues.sentAmount,
+              style: theme.textTheme.titleMedium,
+            ),
+            PaymentSummaryRow(
+              labelFactory: loc.fee,
+              asset: null,
+              value: resolvedValues.fee,
+              style: theme.textTheme.titleMedium,
+            ),
+            PaymentSummaryRow(
+              labelFactory: loc.recipientWillReceive,
+              asset: null,
+              value: resolvedValues.recipientReceives,
+              style: theme.textTheme.titleMedium,
+            ),
+            SizedBox(height: spacing),
+            PaymentSummaryRow(
+              labelFactory: loc.total,
+              asset: null,
+              value: resolvedValues.total,
+              style: theme.textTheme.titleMedium?.copyWith(
+                fontWeight: FontWeight.w600,
+              ),
+            ),
+          ],
+        ),
+      );
+    }
+
+    return Align(
+      alignment: Alignment.center,
+      child: Column(
+        crossAxisAlignment: CrossAxisAlignment.stretch,
+        children: [
+          PaymentSentAmountRow(
+            currency: currencyStringToCode(
+              context.read<WalletsController>().selectedWallet?.tokenSymbol ??
+                  'USDT',
+            ),
+          ),
           const PaymentFeeRow(),
           const PaymentRecipientReceivesRow(),
           SizedBox(height: spacing),
@@ -30,4 +86,5 @@ class PaymentSummary extends StatelessWidget {
         ],
       ),
     );
+  }
 }

frontend/pweb/lib/pages/errors/error.dart

@@ -2,7 +2,7 @@ import 'package:flutter/material.dart';
 
 import 'package:pweb/app/router/pages.dart';
 import 'package:pweb/widgets/vspacer.dart';
-import 'package:pweb/utils/error_handler.dart';
+import 'package:pweb/utils/error/handler.dart';
 
 import 'package:pweb/generated/i18n/app_localizations.dart';
 

frontend/pweb/lib/pages/invitations/page.dart

@@ -13,7 +13,7 @@ import 'package:pweb/pages/invitations/widgets/header.dart';
 import 'package:pweb/pages/invitations/widgets/form/form.dart';
 import 'package:pweb/pages/invitations/widgets/list/list.dart';
 import 'package:pweb/pages/loader.dart';
-import 'package:pweb/widgets/error/snackbar.dart';
+import 'package:pweb/utils/error/snackbar.dart';
 import 'package:pweb/widgets/roles/create_role_dialog.dart';
 
 import 'package:pweb/generated/i18n/app_localizations.dart';

frontend/pweb/lib/pages/invitations/widgets/card/actions.dart

@@ -5,7 +5,7 @@ import 'package:provider/provider.dart';
 import 'package:pshared/models/invitation/invitation.dart';
 import 'package:pshared/provider/invitations.dart';
 
-import 'package:pweb/widgets/error/snackbar.dart';
+import 'package:pweb/utils/error/snackbar.dart';
 
 import 'package:pweb/generated/i18n/app_localizations.dart';
 

frontend/pweb/lib/pages/invitations/widgets/list/view.dart

@@ -9,7 +9,7 @@ import 'package:pweb/pages/invitations/widgets/filter/chips.dart';
 import 'package:pweb/pages/invitations/widgets/list/body.dart';
 import 'package:pweb/pages/invitations/widgets/list/view_model.dart';
 import 'package:pweb/pages/invitations/widgets/search_field.dart';
-import 'package:pweb/widgets/error/snackbar.dart';
+import 'package:pweb/utils/error/snackbar.dart';
 
 import 'package:pweb/generated/i18n/app_localizations.dart';
 

frontend/pweb/lib/pages/loaders/account.dart

@@ -6,7 +6,7 @@ import 'package:pshared/models/auth/state.dart';
 import 'package:pshared/provider/account.dart';
 
 import 'package:pweb/app/router/pages.dart';
-import 'package:pweb/widgets/error/snackbar.dart';
+import 'package:pweb/utils/error/snackbar.dart';
 
 import 'package:pweb/generated/i18n/app_localizations.dart';
 

frontend/pweb/lib/pages/login/form.dart

@@ -15,7 +15,7 @@ import 'package:pweb/widgets/password/hint/short.dart';
 import 'package:pweb/widgets/password/password.dart';
 import 'package:pweb/widgets/username.dart';
 import 'package:pweb/widgets/vspacer.dart';
-import 'package:pweb/widgets/error/snackbar.dart';
+import 'package:pweb/utils/error/snackbar.dart';
 import 'package:pweb/services/posthog.dart';
 
 import 'package:pweb/generated/i18n/app_localizations.dart';

frontend/pweb/lib/pages/signup/confirmation/card/card.dart

@@ -7,7 +7,7 @@ import 'package:provider/provider.dart';
 import 'package:pshared/provider/account.dart';
 
 import 'package:pweb/utils/snackbar.dart';
-import 'package:pweb/widgets/error/snackbar.dart';
+import 'package:pweb/utils/error/snackbar.dart';
 import 'package:pweb/widgets/vspacer.dart';
 
 import 'package:pweb/generated/i18n/app_localizations.dart';

frontend/pweb/lib/pages/signup/form/content.dart

@@ -30,6 +30,7 @@ class SignUpFormContent extends StatelessWidget {
       constraints: BoxConstraints(maxWidth: maxWidth),
       child: Card(
         child: Column(
+          mainAxisSize: MainAxisSize.min,
           children: [
             Row(
               children: [

frontend/pweb/lib/pages/signup/form/state.dart

@@ -16,7 +16,7 @@ import 'package:pweb/pages/signup/form/content.dart';
 import 'package:pweb/pages/signup/form/controllers.dart';
 import 'package:pweb/pages/signup/form/form.dart';
 import 'package:pweb/pages/signup/confirmation/args.dart';
-import 'package:pweb/widgets/error/snackbar.dart';
+import 'package:pweb/utils/error/snackbar.dart';
 
 import 'package:pweb/generated/i18n/app_localizations.dart';
 

frontend/pweb/lib/pages/verification/content.dart

@@ -11,7 +11,7 @@ import 'package:pweb/pages/with_footer.dart';
 import 'package:pweb/pages/verification/controller.dart';
 import 'package:pweb/pages/verification/resend_dialog.dart';
 import 'package:pweb/utils/snackbar.dart';
-import 'package:pweb/widgets/error/snackbar.dart';
+import 'package:pweb/utils/error/snackbar.dart';
 
 import 'package:pweb/generated/i18n/app_localizations.dart';
 

frontend/pweb/lib/pages/with_footer.dart

@@ -16,20 +16,20 @@ class PageWithFooter extends StatelessWidget {
   @override
   Widget build(BuildContext context) => Scaffold(
     appBar: appBar,
-    body: LayoutBuilder(
+    body: CustomScrollView(
-        builder: (context, constraints) => SingleChildScrollView(
+      slivers: [
-          child: ConstrainedBox(
+        SliverFillRemaining(
-            constraints: BoxConstraints(minHeight: constraints.maxHeight),
+          hasScrollBody: false,
-            child: IntrinsicHeight(
           child: Column(
             children: [
-                  Expanded(child: child),
+              Expanded(
+                child: Center(child: child),
+              ),
               FooterWidget(),
             ],
           ),
         ),
-          ),
+      ],
-        ),
     ),
   );
 }

frontend/pweb/lib/providers/multiple_payouts.dart

@@ -0,0 +1,295 @@
+import 'package:flutter/foundation.dart';
+
+import 'package:pshared/models/money.dart';
+import 'package:pshared/models/payment/payment.dart';
+import 'package:pshared/models/payment/quote/status_type.dart';
+import 'package:pshared/models/payment/wallet.dart';
+import 'package:pshared/provider/payment/multiple/provider.dart';
+import 'package:pshared/provider/payment/multiple/quotation.dart';
+import 'package:pshared/provider/payment/payments.dart';
+import 'package:pshared/utils/currency.dart';
+
+import 'package:pweb/models/multiple_payouts/csv_row.dart';
+import 'package:pweb/models/multiple_payouts/state.dart';
+import 'package:pweb/utils/payment/multiple_csv_parser.dart';
+import 'package:pweb/utils/payment/multiple_intent_builder.dart';
+
+
+class MultiplePayoutsProvider extends ChangeNotifier {
+  final MultipleCsvParser _csvParser;
+  final MultipleIntentBuilder _intentBuilder;
+
+  MultiQuotationProvider? _quotation;
+  MultiPaymentProvider? _payment;
+  PaymentsProvider? _payments;
+
+  MultiplePayoutsState _state = MultiplePayoutsState.idle;
+  String? _selectedFileName;
+  List<CsvPayoutRow> _rows = const <CsvPayoutRow>[];
+  int _sentCount = 0;
+  Exception? _error;
+
+  MultiplePayoutsProvider({
+    MultipleCsvParser? csvParser,
+    MultipleIntentBuilder? intentBuilder,
+  }) : _csvParser = csvParser ?? MultipleCsvParser(),
+       _intentBuilder = intentBuilder ?? MultipleIntentBuilder();
+
+  void update(
+    MultiQuotationProvider quotation,
+    MultiPaymentProvider payment,
+    PaymentsProvider payments,
+  ) {
+    _bindQuotation(quotation);
+    _payment = payment;
+    _payments = payments;
+  }
+
+  MultiplePayoutsState get state => _state;
+  String? get selectedFileName => _selectedFileName;
+  List<CsvPayoutRow> get rows => List.unmodifiable(_rows);
+  int get sentCount => _sentCount;
+  Exception? get error => _error;
+
+  bool get isQuoting => _state == MultiplePayoutsState.quoting;
+  bool get isSending => _state == MultiplePayoutsState.sending;
+  bool get isBusy => isQuoting || isSending;
+
+  bool get quoteIsLoading => _quotation?.isLoading ?? false;
+
+  QuoteStatusType get quoteStatusType {
+    final quotation = _quotation;
+    if (quotation == null) return QuoteStatusType.missing;
+    if (quotation.isLoading) return QuoteStatusType.loading;
+    if (quotation.error != null) return QuoteStatusType.error;
+    if (quotation.quotation == null) return QuoteStatusType.missing;
+    if (_isQuoteExpired(quotation.quoteExpiresAt)) return QuoteStatusType.expired;
+    return QuoteStatusType.active;
+  }
+
+  Duration? get quoteTimeLeft {
+    final expiresAt = _quotation?.quoteExpiresAt;
+    if (expiresAt == null) return null;
+    return expiresAt.difference(DateTime.now().toUtc());
+  }
+
+  bool get canSend {
+    if (isBusy || _rows.isEmpty) return false;
+    final quoteRef = _quotation?.quotation?.quoteRef;
+    return quoteRef != null && quoteRef.isNotEmpty;
+  }
+
+  Money? aggregateDebitAmountFor(Wallet? sourceWallet) {
+    if (_rows.isEmpty) return null;
+    return _moneyForSourceCurrency(
+      _quotation?.quotation?.aggregate?.debitAmounts,
+      sourceWallet,
+    );
+  }
+
+  Money? get requestedSentAmount {
+    if (_rows.isEmpty) return null;
+    const currency = 'RUB';
+
+    double total = 0;
+    for (final row in _rows) {
+      final value = double.tryParse(row.amount);
+      if (value == null) return null;
+      total += value;
+    }
+    return Money(amount: amountToString(total), currency: currency);
+  }
+
+  Money? aggregateSettlementAmountFor(Wallet? sourceWallet) {
+    if (_rows.isEmpty) return null;
+    return _moneyForSourceCurrency(
+      _quotation?.quotation?.aggregate?.expectedSettlementAmounts,
+      sourceWallet,
+    );
+  }
+
+  Money? aggregateFeeAmountFor(Wallet? sourceWallet) {
+    if (_rows.isEmpty) return null;
+    return _moneyForSourceCurrency(
+      _quotation?.quotation?.aggregate?.expectedFeeTotals,
+      sourceWallet,
+    );
+  }
+
+  double? aggregateFeePercentFor(Wallet? sourceWallet) {
+    final debit = aggregateDebitAmountFor(sourceWallet);
+    final fee = aggregateFeeAmountFor(sourceWallet);
+    if (debit == null || fee == null) return null;
+
+    final debitValue = double.tryParse(debit.amount);
+    final feeValue = double.tryParse(fee.amount);
+    if (debit.currency.toUpperCase() != fee.currency.toUpperCase()) return null;
+    if (debitValue == null || feeValue == null || debitValue <= 0) return null;
+    return (feeValue / debitValue) * 100;
+  }
+
+  Future<void> quoteFromCsv({
+    required String fileName,
+    required String content,
+    required Wallet sourceWallet,
+  }) async {
+    if (isBusy) return;
+
+    final quotation = _quotation;
+    if (quotation == null) {
+      _setErrorObject(
+        StateError('Multiple payouts dependencies are not ready'),
+      );
+      return;
+    }
+
+    try {
+      _setState(MultiplePayoutsState.quoting);
+      _error = null;
+      _sentCount = 0;
+
+      final rows = _csvParser.parseRows(content);
+      final intents = _intentBuilder.buildIntents(sourceWallet, rows);
+
+      _selectedFileName = fileName;
+      _rows = rows;
+
+      await quotation.quotePayments(
+        intents,
+        metadata: <String, String>{
+          'upload_filename': fileName,
+          'upload_rows': rows.length.toString(),
+          ...?_uploadAmountMetadata(),
+        },
+      );
+
+      if (quotation.error != null) {
+        _setErrorObject(quotation.error!);
+      }
+    } catch (e) {
+      _setErrorObject(e);
+    } finally {
+      _setState(MultiplePayoutsState.idle);
+    }
+  }
+
+  void setError(Object error) {
+    _setErrorObject(error);
+  }
+
+  Future<List<Payment>> send() async {
+    if (isBusy) return const <Payment>[];
+
+    final payment = _payment;
+    if (payment == null) {
+      _setErrorObject(
+        StateError('Multiple payouts payment provider is not ready'),
+      );
+      return const <Payment>[];
+    }
+    if (!canSend) {
+      _setErrorObject(
+        StateError('Upload CSV and wait for quote before sending'),
+      );
+      return const <Payment>[];
+    }
+
+    try {
+      _setState(MultiplePayoutsState.sending);
+      _error = null;
+
+      final result = await payment.pay(
+        metadata: <String, String>{
+          ...?_selectedFileName == null
+              ? null
+              : <String, String>{'upload_filename': _selectedFileName!},
+          'upload_rows': _rows.length.toString(),
+          ...?_uploadAmountMetadata(),
+        },
+      );
+
+      _sentCount = result.length;
+      return result;
+    } catch (e) {
+      _setErrorObject(e);
+      return const <Payment>[];
+    } finally {
+      _setState(MultiplePayoutsState.idle);
+    }
+  }
+
+  Future<List<Payment>> sendAndStorePayments() async {
+    final result = await send();
+    _payments?.addPayments(result);
+    return result;
+  }
+
+  void removeUploadedFile() {
+    if (isBusy) return;
+
+    _selectedFileName = null;
+    _rows = const <CsvPayoutRow>[];
+    _sentCount = 0;
+    _error = null;
+    notifyListeners();
+  }
+
+  void _setState(MultiplePayoutsState value) {
+    _state = value;
+    notifyListeners();
+  }
+
+  void _setErrorObject(Object error) {
+    _error = error is Exception ? error : Exception(error.toString());
+    notifyListeners();
+  }
+
+  void _bindQuotation(MultiQuotationProvider quotation) {
+    if (identical(_quotation, quotation)) return;
+    _quotation?.removeListener(_onQuotationChanged);
+    _quotation = quotation;
+    _quotation?.addListener(_onQuotationChanged);
+  }
+
+  void _onQuotationChanged() {
+    notifyListeners();
+  }
+
+  bool _isQuoteExpired(DateTime? expiresAt) {
+    if (expiresAt == null) return false;
+    return expiresAt.difference(DateTime.now().toUtc()) <= Duration.zero;
+  }
+
+  Map<String, String>? _uploadAmountMetadata() {
+    final sentAmount = requestedSentAmount;
+    if (sentAmount == null) return null;
+    return <String, String>{
+      'upload_amount': sentAmount.amount,
+      'upload_currency': sentAmount.currency,
+    };
+  }
+
+  Money? _moneyForSourceCurrency(
+    List<Money>? values,
+    Wallet? sourceWallet,
+  ) {
+    if (values == null || values.isEmpty) return null;
+
+    if (sourceWallet != null) {
+      final sourceCurrency = currencyCodeToString(sourceWallet.currency);
+      for (final value in values) {
+        if (value.currency.toUpperCase() == sourceCurrency.toUpperCase()) {
+          return value;
+        }
+      }
+    }
+
+    return values.first;
+  }
+
+  @override
+  void dispose() {
+    _quotation?.removeListener(_onQuotationChanged);
+    super.dispose();
+  }
+}

frontend/pweb/lib/utils/error/handler.dart

@@ -16,6 +16,14 @@ class ErrorHandler {
       'unauthorized': locs.errorLoginUnauthorized,
       'verification_token_not_found': locs.errorVerificationTokenNotFound,
       'internal_error': locs.errorInternalError,
+      'invalid_target': locs.errorInvalidTarget,
+      'pending_token_required': locs.errorPendingTokenRequired,
+      'missing_destination': locs.errorMissingDestination,
+      'missing_code': locs.errorMissingCode,
+      'missing_session': locs.errorMissingSession,
+      'token_expired': locs.errorTokenExpired,
+      'code_attempts_exceeded': locs.errorCodeAttemptsExceeded,
+      'too_many_requests': locs.errorTooManyRequests,
 
       'data_conflict': locs.errorDataConflict,
       'access_denied': locs.errorAccessDenied,

frontend/pweb/lib/utils/error/snackbar.dart

@@ -15,18 +15,23 @@ Future<void> notifyUserOfErrorX({
   int delaySeconds = 3,
 }) async {
   if (!context.mounted) return;
+  if (!_shouldShowError(errorSituation, exception)) {
+    return;
+  }
   final localizedError = ErrorHandler.handleErrorLocs(appLocalizations, exception);
   final technicalDetails = exception.toString();
   final scaffoldMessenger = ScaffoldMessenger.maybeOf(context);
 
   if (scaffoldMessenger != null) {
+    final durationSeconds = _normalizeDelaySeconds(delaySeconds);
+    scaffoldMessenger.clearSnackBars();
     final snackBar = _buildMainErrorSnackBar(
       errorSituation: errorSituation,
       localizedError: localizedError,
       technicalDetails: technicalDetails,
       loc: appLocalizations,
       scaffoldMessenger: scaffoldMessenger,
-      delaySeconds: delaySeconds,
+      delaySeconds: durationSeconds,
     );
     scaffoldMessenger.showSnackBar(snackBar);
     return;
@@ -46,15 +51,20 @@ void showErrorSnackBar({
   required AppLocalizations appLocalizations,
   int delaySeconds = 3,
 }) {
+  if (!_shouldShowError(errorSituation, exception)) {
+    return;
+  }
   final localizedError = ErrorHandler.handleErrorLocs(appLocalizations, exception);
   final technicalDetails = exception.toString();
+  final durationSeconds = _normalizeDelaySeconds(delaySeconds);
+  scaffoldMessenger.clearSnackBars();
   final snackBar = _buildMainErrorSnackBar(
     errorSituation: errorSituation,
     localizedError: localizedError,
     technicalDetails: technicalDetails,
     loc: appLocalizations,
     scaffoldMessenger: scaffoldMessenger,
-    delaySeconds: delaySeconds,
+    delaySeconds: durationSeconds,
   );
   scaffoldMessenger.showSnackBar(snackBar);
 }
@@ -139,19 +149,22 @@ SnackBar _buildMainErrorSnackBar({
   int delaySeconds = 3,
 }) =>
     SnackBar(
-      duration: Duration(seconds: delaySeconds),
+      duration: Duration(seconds: _normalizeDelaySeconds(delaySeconds)),
       content: ErrorSnackBarContent(
         situation: errorSituation,
         localizedError: localizedError,
       ),
       action: SnackBarAction(
         label: loc.showDetailsAction,
-        onPressed: () => scaffoldMessenger.showSnackBar(
+        onPressed: () {
+          scaffoldMessenger.hideCurrentSnackBar();
+          scaffoldMessenger.showSnackBar(
             SnackBar(
               content: Text(technicalDetails),
               duration: const Duration(seconds: 6),
             ),
-        ),
+          );
+        },
       ),
     );
 
@@ -176,3 +189,27 @@ Future<void> _showErrorDialog(
     ),
   );
 }
+
+int _normalizeDelaySeconds(int delaySeconds) =>
+    delaySeconds <= 0 ? 3 : delaySeconds;
+
+String? _lastErrorSignature;
+DateTime? _lastErrorShownAt;
+const int _errorCooldownSeconds = 60;
+
+bool _shouldShowError(String errorSituation, Object exception) {
+  final signature = '$errorSituation|${exception.runtimeType}|${exception.toString()}';
+  final now = DateTime.now();
+
+  if (_lastErrorSignature == signature) {
+    final lastShownAt = _lastErrorShownAt;
+    if (lastShownAt != null &&
+        now.difference(lastShownAt).inSeconds < _errorCooldownSeconds) {
+      return false;
+    }
+  }
+
+  _lastErrorSignature = signature;
+  _lastErrorShownAt = now;
+  return true;
+}

frontend/pweb/lib/utils/error_handler.dart

@@ -1,69 +0,0 @@
-import 'package:flutter/material.dart';
-
-import 'package:pshared/api/responses/error/connectivity.dart';
-import 'package:pshared/api/responses/error/server.dart';
-import 'package:pshared/config/constants.dart';
-
-import 'package:pweb/generated/i18n/app_localizations.dart';
-import 'package:pweb/services/accounts.dart';
-
-
-class ErrorHandler {
-  /// A mapping of server-side error codes to localized user-friendly messages.
-  /// Update these keys to match the 'ErrorResponse.Error' field in your Go code.
-  static Map<String, String> getErrorMessagesLocs(AppLocalizations locs) {
-    return {
-      'account_not_verified': locs.errorAccountNotVerified,
-      'unauthorized': locs.errorLoginUnauthorized,
-      'verification_token_not_found': locs.errorVerificationTokenNotFound,
-      'internal_error': locs.errorInternalError,
-
-      'data_conflict': locs.errorDataConflict,
-      'access_denied': locs.errorAccessDenied,
-      'broken_payload': locs.errorBrokenPayload,
-      'invalid_argument': locs.errorInvalidArgument,
-      'broken_reference': locs.errorBrokenReference,
-      'invalid_query_parameter': locs.errorInvalidQueryParameter,
-      'not_implemented': locs.errorNotImplemented,
-      'license_required': locs.errorLicenseRequired,
-      'not_found': locs.errorNotFound,
-      'name_missing': locs.errorNameMissing,
-      'email_missing': locs.errorEmailMissing,
-      'password_missing': locs.errorPasswordMissing,
-      'email_not_registered': locs.errorEmailNotRegistered,
-      'duplicate_email': locs.errorDuplicateEmail,
-     };
-  }
-
-  static Map<String, String> getErrorMessages(BuildContext context) {
-    return getErrorMessagesLocs(AppLocalizations.of(context)!);
-  }
-
-  /// Determine which handler to use based on the runtime type of [e].
-  /// If no match is found, just return the error’s string representation.
-  static String handleError(BuildContext context, Object e) {
-    return handleErrorLocs(AppLocalizations.of(context)!, e);
-  }
-
-  static String handleErrorLocs(AppLocalizations locs, Object e) {
-    final errorHandlers = <Type, String Function(Object)>{
-      ErrorResponse: (ex) => _handleErrorResponseLocs(locs, ex as ErrorResponse),
-      ConnectivityError: (ex) => _handleConnectivityErrorLocs(locs, ex as ConnectivityError),
-      InvalidCredentialsException: (_) => locs.errorLoginUnauthorized,
-      DuplicateAccountException: (_) => locs.errorAccountExists,
-    };
-
-    return errorHandlers[e.runtimeType]?.call(e) ?? e.toString();
-  }
-
-  static String _handleErrorResponseLocs(AppLocalizations locs, ErrorResponse e) {
-    final errorMessages = getErrorMessagesLocs(locs);
-    // Return the localized message if we recognize the error key, else use the raw details
-    return errorMessages[e.error] ?? e.details;
-  }
-
-  /// Handler for connectivity issues.
-  static String _handleConnectivityErrorLocs(AppLocalizations locs, ConnectivityError e) {
-    return locs.connectivityError(Constants.serviceUrl);
-  }
-}

frontend/pweb/lib/utils/notify.dart

@@ -2,7 +2,7 @@ import 'package:flutter/material.dart';
 
 import 'package:pweb/generated/i18n/app_localizations.dart';
 import 'package:pweb/utils/snackbar.dart';
-import 'package:pweb/widgets/error/snackbar.dart';
+import 'package:pweb/utils/error/snackbar.dart';
 
 
 Future<void> invokeAndNotify<T>(

frontend/pweb/lib/utils/payment/multiple_csv_parser.dart

@@ -14,8 +14,10 @@ class MultipleCsvParser {
       throw FormatException('CSV is empty');
     }
 
+    final delimiter = _detectDelimiter(lines.first);
     final header = _parseCsvLine(
       lines.first,
+      delimiter,
     ).map((value) => value.trim().toLowerCase()).toList(growable: false);
 
     final panIndex = _resolveHeaderIndex(header, const ['pan', 'card_pan']);
@@ -27,6 +29,11 @@ class MultipleCsvParser {
       'last_name',
       'lastname',
     ]);
+    final expDateIndex = _resolveHeaderIndex(header, const [
+      'exp_date',
+      'expiry',
+      'expiry_date',
+    ]);
     final expMonthIndex = _resolveHeaderIndex(header, const [
       'exp_month',
       'expiry_month',
@@ -40,20 +47,21 @@ class MultipleCsvParser {
     if (panIndex < 0 ||
         firstNameIndex < 0 ||
         lastNameIndex < 0 ||
-        expMonthIndex < 0 ||
+        (expDateIndex < 0 &&
-        expYearIndex < 0 ||
+            (expMonthIndex < 0 || expYearIndex < 0)) ||
         amountIndex < 0) {
       throw FormatException(
-        'CSV header must contain pan, first_name, last_name, exp_month, exp_year, amount columns',
+        'CSV header must contain pan, first_name, last_name, amount columns and either exp_date/expiry or exp_month and exp_year',
       );
     }
 
     final rows = <CsvPayoutRow>[];
     for (var i = 1; i < lines.length; i++) {
-      final raw = _parseCsvLine(lines[i]);
+      final raw = _parseCsvLine(lines[i], delimiter);
       final pan = _cell(raw, panIndex);
       final firstName = _cell(raw, firstNameIndex);
       final lastName = _cell(raw, lastNameIndex);
+      final expDateRaw = expDateIndex >= 0 ? _cell(raw, expDateIndex) : '';
       final expMonthRaw = _cell(raw, expMonthIndex);
       final expYearRaw = _cell(raw, expYearIndex);
       final amount = _normalizeAmount(_cell(raw, amountIndex));
@@ -78,14 +86,26 @@ class MultipleCsvParser {
         );
       }
 
-      final expMonth = int.tryParse(expMonthRaw);
+      int expMonth;
-      if (expMonth == null || expMonth < 1 || expMonth > 12) {
+      int expYear;
+      if (expDateIndex >= 0 && expDateRaw.isNotEmpty) {
+        final parsed = _parseExpiryDate(expDateRaw, i + 1);
+        expMonth = parsed.month;
+        expYear = parsed.year;
+      } else if (expMonthIndex >= 0 && expYearIndex >= 0) {
+        final parsedMonth = int.tryParse(expMonthRaw);
+        if (parsedMonth == null || parsedMonth < 1 || parsedMonth > 12) {
           throw FormatException('CSV row ${i + 1}: exp_month must be 1-12');
         }
-      final expYear = int.tryParse(expYearRaw);
+        final parsedYear = int.tryParse(expYearRaw);
-      if (expYear == null || expYear < 0) {
+        if (parsedYear == null || parsedYear < 0) {
           throw FormatException('CSV row ${i + 1}: exp_year is invalid');
         }
+        expMonth = parsedMonth;
+        expYear = parsedYear;
+      } else {
+        throw FormatException('CSV row ${i + 1}: exp_date is required');
+      }
 
       rows.add(
         CsvPayoutRow(
@@ -114,7 +134,36 @@ class MultipleCsvParser {
     return -1;
   }
 
-  List<String> _parseCsvLine(String line) {
+  String _detectDelimiter(String line) {
+    final commaCount = _countUnquoted(line, ',');
+    final semicolonCount = _countUnquoted(line, ';');
+    if (semicolonCount > commaCount) return ';';
+    return ',';
+  }
+
+  int _countUnquoted(String line, String needle) {
+    var count = 0;
+    var inQuotes = false;
+
+    for (var i = 0; i < line.length; i++) {
+      final char = line[i];
+      if (char == '"') {
+        final isEscaped = inQuotes && i + 1 < line.length && line[i + 1] == '"';
+        if (isEscaped) {
+          i++;
+        } else {
+          inQuotes = !inQuotes;
+        }
+        continue;
+      }
+      if (char == needle && !inQuotes) {
+        count++;
+      }
+    }
+    return count;
+  }
+
+  List<String> _parseCsvLine(String line, String delimiter) {
     final values = <String>[];
     final buffer = StringBuffer();
     var inQuotes = false;
@@ -133,7 +182,7 @@ class MultipleCsvParser {
         continue;
       }
 
-      if (char == ',' && !inQuotes) {
+      if (char == delimiter && !inQuotes) {
         values.add(buffer.toString());
         buffer.clear();
         continue;
@@ -154,4 +203,26 @@ class MultipleCsvParser {
   String _normalizeAmount(String value) {
     return value.trim().replaceAll(' ', '').replaceAll(',', '.');
   }
+
+  _ExpiryDate _parseExpiryDate(String value, int rowNumber) {
+    final match = RegExp(r'^\s*(\d{1,2})\s*/\s*(\d{2})\s*$').firstMatch(value);
+    if (match == null) {
+      throw FormatException(
+        'CSV row $rowNumber: exp_date must be in MM/YY format',
+      );
+    }
+    final month = int.parse(match.group(1)!);
+    final year = int.parse(match.group(2)!);
+    if (month < 1 || month > 12) {
+      throw FormatException('CSV row $rowNumber: exp_date month must be 1-12');
+    }
+    return _ExpiryDate(month, year);
+  }
+}
+
+class _ExpiryDate {
+  final int month;
+  final int year;
+
+  const _ExpiryDate(this.month, this.year);
 }

frontend/pweb/lib/utils/payment/multiple_intent_builder.dart

@@ -1,15 +1,14 @@
-import 'package:pshared/controllers/balance_mask/wallets.dart';
 import 'package:pshared/models/money.dart';
 import 'package:pshared/models/payment/asset.dart';
 import 'package:pshared/models/payment/chain_network.dart';
-import 'package:pshared/models/payment/currency_pair.dart';
-import 'package:pshared/models/payment/fx/intent.dart';
-import 'package:pshared/models/payment/fx/side.dart';
 import 'package:pshared/models/payment/intent.dart';
 import 'package:pshared/models/payment/kind.dart';
 import 'package:pshared/models/payment/methods/card.dart';
 import 'package:pshared/models/payment/methods/managed_wallet.dart';
 import 'package:pshared/models/payment/settlement_mode.dart';
+import 'package:pshared/models/payment/wallet.dart';
+import 'package:pshared/utils/currency.dart';
+import 'package:pshared/utils/payment/fx_helpers.dart';
 
 import 'package:pweb/models/multiple_payouts/csv_row.dart';
 
@@ -18,14 +17,10 @@ class MultipleIntentBuilder {
   static const String _currency = 'RUB';
 
   List<PaymentIntent> buildIntents(
-    WalletsController wallets,
+    Wallet sourceWallet,
     List<CsvPayoutRow> rows,
   ) {
-    final sourceWallet = wallets.selectedWallet;
+    final sourceCurrency = currencyCodeToString(sourceWallet.currency);
-    if (sourceWallet == null) {
-      throw StateError('Select source wallet first');
-    }
-
     final hasAsset = (sourceWallet.tokenSymbol ?? '').isNotEmpty;
     final sourceAsset = hasAsset
         ? PaymentAsset(
@@ -34,10 +29,16 @@ class MultipleIntentBuilder {
             contractAddress: sourceWallet.contractAddress,
           )
         : null;
+    final fxIntent = FxIntentHelper.buildSellBaseBuyQuote(
+      baseCurrency: sourceCurrency,
+      quoteCurrency: _currency,
+    );
 
     return rows
         .map(
-          (row) => PaymentIntent(
+          (row) {
+            final amount = Money(amount: row.amount, currency: _currency);
+            return PaymentIntent(
               kind: PaymentKind.payout,
               source: ManagedWalletPaymentMethod(
                 managedWalletRef: sourceWallet.id,
@@ -50,16 +51,15 @@ class MultipleIntentBuilder {
                 expMonth: row.expMonth,
                 expYear: row.expYear,
               ),
-            amount: Money(amount: row.amount, currency: _currency),
+              amount: amount,
               settlementMode: SettlementMode.fixReceived,
-            fx : FxIntent(
+              settlementCurrency: FxIntentHelper.resolveSettlementCurrency(
-              pair: CurrencyPair(
+                amount: amount,
-                base: 'USDT', // TODO: fix currencies picking
+                fx: fxIntent,
-                quote: 'RUB',
-              ),
-              side: FxSide.sellBaseBuyQuote,
-            ),
               ),
+              fx: fxIntent,
+            );
+          },
         )
         .toList(growable: false);
   }

frontend/pweb/lib/widgets/error/snackbar.dart

@@ -1,172 +0,0 @@
-import 'dart:async';
-
-import 'package:flutter/material.dart';
-
-import 'package:pweb/utils/error_handler.dart';
-import 'package:pweb/utils/snackbar.dart';
-import 'package:pweb/widgets/error/content.dart';
-
-import 'package:pweb/generated/i18n/app_localizations.dart';
-
-
-Future<void> notifyUserOfErrorX({
-  required BuildContext context,
-  required String errorSituation,
-  required Object exception,
-  required AppLocalizations appLocalizations,
-  int delaySeconds = 3,
-}) async {
-  if (!context.mounted) return;
-  final localizedError = ErrorHandler.handleErrorLocs(appLocalizations, exception);
-  final technicalDetails = exception.toString();
-  final scaffoldMessenger = ScaffoldMessenger.maybeOf(context);
-
-  if (scaffoldMessenger != null) {
-    final snackBar = _buildMainErrorSnackBar(
-      errorSituation: errorSituation,
-      localizedError: localizedError,
-      technicalDetails: technicalDetails,
-      loc: appLocalizations,
-      scaffoldMessenger: scaffoldMessenger,
-      delaySeconds: delaySeconds,
-    );
-    scaffoldMessenger.showSnackBar(snackBar);
-    return;
-  }
-
-  await _showErrorDialog(
-    context,
-    title: errorSituation,
-    message: localizedError,
-  );
-}
-
-Future<void> notifyUserOfError({
-  required BuildContext context,
-  required String errorSituation,
-  required Object exception,
-  int delaySeconds = 3,
-}) =>
-    notifyUserOfErrorX(
-      context: context,
-      errorSituation: errorSituation,
-      exception: exception,
-      appLocalizations: AppLocalizations.of(context)!,
-      delaySeconds: delaySeconds,
-    );
-
-Future<T?> executeActionWithNotification<T>({
-  required BuildContext context,
-  required Future<T> Function() action,
-  required String errorMessage,
-  String? successMessage,
-  int delaySeconds = 3,
-}) async {
-  final localizations = AppLocalizations.of(context)!;
-
-  try {
-    final res = await action();
-    if (successMessage != null) {
-      await notifyUser(context, successMessage, delaySeconds: delaySeconds);
-    }
-    return res;
-  } catch (e) {
-    await notifyUserOfErrorX(
-      context: context,
-      errorSituation: errorMessage,
-      exception: e,
-      appLocalizations: localizations,
-      delaySeconds: delaySeconds,
-    );
-  }
-  return null;
-}
-
-Future<void> postNotifyUserOfError({
-  required BuildContext context,
-  required String errorSituation,
-  required Object exception,
-  required AppLocalizations appLocalizations,
-  int delaySeconds = 3,
-}) {
-  final completer = Completer<void>();
-
-  WidgetsBinding.instance.addPostFrameCallback((_) async {
-    if (!context.mounted) {
-      completer.complete();
-      return;
-    }
-    await notifyUserOfErrorX(
-      context: context,
-      errorSituation: errorSituation,
-      exception: exception,
-      appLocalizations: appLocalizations,
-      delaySeconds: delaySeconds,
-    );
-    completer.complete();
-  });
-
-  return completer.future;
-}
-
-Future<void> postNotifyUserOfErrorX({
-  required BuildContext context,
-  required String errorSituation,
-  required Object exception,
-  int delaySeconds = 3,
-}) =>
-    postNotifyUserOfError(
-      context: context,
-      errorSituation: errorSituation,
-      exception: exception,
-      appLocalizations: AppLocalizations.of(context)!,
-      delaySeconds: delaySeconds,
-    );
-
-
-SnackBar _buildMainErrorSnackBar({
-  required String errorSituation,
-  required String localizedError,
-  required String technicalDetails,
-  required AppLocalizations loc,
-  required ScaffoldMessengerState scaffoldMessenger,
-  int delaySeconds = 3,
-}) =>
-    SnackBar(
-      duration: Duration(seconds: delaySeconds),
-      content: ErrorSnackBarContent(
-        situation: errorSituation,
-        localizedError: localizedError,
-      ),
-      action: SnackBarAction(
-        label: loc.showDetailsAction,
-        onPressed: () => scaffoldMessenger.showSnackBar(
-          SnackBar(
-            content: Text(technicalDetails),
-            duration: const Duration(seconds: 6),
-          ),
-        ),
-      ),
-    );
-
-Future<void> _showErrorDialog(
-  BuildContext context, {
-  required String title,
-  required String message,
-}) async {
-  if (!context.mounted) return;
-  final loc = AppLocalizations.of(context)!;
-  await showDialog<void>(
-    context: context,
-    builder: (dialogContext) => AlertDialog(
-      title: Text(title),
-      content: Text(message),
-      actions: [
-        TextButton(
-          onPressed: () => Navigator.of(dialogContext).pop(),
-          child: Text(loc.ok),
-        ),
-      ],
-    ),
-  );
-}

frontend/pweb/lib/widgets/password/hint/widget.dart

@@ -13,11 +13,8 @@ class PasswordValidationOutput extends StatelessWidget {
     return Column(
       children: [
         VSpacer(multiplier: 0.25),
-        ListView(
+        ...children,
-          shrinkWrap: true,
+      ],
-          children: children,
-        )
-      ]
     );
   }
 }