fix: show failures on the initial screen and the send step

Author: wired-pasteque

lib/features/sell/domain/sell_failure.dart

@@ -36,6 +36,10 @@ final class SellPrepareTransactionFailure extends SellFailure {
   const SellPrepareTransactionFailure([super.logMessage]);
 }
 
+final class SellSendPaymentFailure extends SellFailure {
+  const SellSendPaymentFailure([super.logMessage]);
+}
+
 final class SellLoadUtxosFailure extends SellFailure {
   const SellLoadUtxosFailure([super.logMessage]);
 }

lib/features/sell/presentation/bloc/sell_bloc.dart

@@ -443,7 +443,7 @@ class SellBloc extends Bloc<SellEvent, SellState> {
       log.severe(message: 'send payment confirmation failed', error: e, trace: st);
       emit(
         sellPaymentState.copyWith(
-          error: SellPrepareTransactionFailure(e.toString()),
+          error: SellSendPaymentFailure(e.toString()),
           isConfirmingPayment: false,
         ),
       );

lib/features/sell/presentation/sell_failure_l10n.dart

@@ -16,6 +16,7 @@ extension SellFailureL10n on SellFailure {
           ),
         SellPrepareTransactionFailure() =>
           context.loc.sellErrorFeesNotCalculated,
+        SellSendPaymentFailure() => context.loc.sellErrorSendPayment,
         SellLoadUtxosFailure() => context.loc.sellErrorLoadUtxos,
         SellUnexpectedFailure() => context.loc.oopsSomethingWentWrong,
       };

lib/features/sell/ui/screens/sell_screen.dart

@@ -1,11 +1,15 @@
 import 'package:bb_mobile/core/exchange/domain/entity/order.dart';
+import 'package:bb_mobile/core/themes/app_theme.dart';
 import 'package:bb_mobile/core/utils/build_context_x.dart';
 import 'package:bb_mobile/core/widgets/inputs/bb_keyboard_actions.dart';
 import 'package:bb_mobile/core/widgets/scrollable_column.dart';
+import 'package:bb_mobile/features/sell/presentation/bloc/sell_bloc.dart';
+import 'package:bb_mobile/features/sell/presentation/sell_failure_l10n.dart';
 import 'package:bb_mobile/features/sell/ui/widgets/sell_amount_currency_dropdown.dart';
 import 'package:bb_mobile/features/sell/ui/widgets/sell_amount_input_bottom_buttons.dart';
 import 'package:bb_mobile/features/sell/ui/widgets/sell_amount_input_field.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:gap/gap.dart';
 import 'package:go_router/go_router.dart';
 
@@ -68,6 +72,8 @@ class _SellScreenState extends State<SellScreen> {
                     });
                   },
                 ),
+                const Gap(16.0),
+                const _SellError(),
                 const Spacer(),
                 SellAmountInputBottomButtons(
                   formKey: _formKey,
@@ -91,3 +97,31 @@ class _SellScreenState extends State<SellScreen> {
     super.dispose();
   }
 }
+
+class _SellError extends StatelessWidget {
+  const _SellError();
+
+  @override
+  Widget build(BuildContext context) {
+    final failure = context.select(
+      (SellBloc bloc) => bloc.state is SellInitialState
+          ? (bloc.state as SellInitialState).failure
+          : null,
+    );
+
+    if (failure == null) return const SizedBox.shrink();
+
+    return Center(
+      child: Padding(
+        padding: const EdgeInsets.symmetric(horizontal: 16.0),
+        child: Text(
+          failure.toTranslated(context),
+          style: context.font.bodyMedium?.copyWith(
+            color: context.appColors.error,
+          ),
+          textAlign: TextAlign.center,
+        ),
+      ),
+    );
+  }
+}

localization/app_ar.arb

@@ -10067,6 +10067,7 @@
     "description": "Status while hardware wallet signs"
   },
   "sellErrorFeesNotCalculated": "رسوم المعاملات غير محسوبة أرجوك حاول مرة أخرى.",
+  "sellErrorSendPayment": "فشل إرسال الدفعة. يرجى المحاولة مرة أخرى.",
   "@sellErrorFeesNotCalculated": {
     "description": "Error message when transaction fees calculation failed"
   },

localization/app_as.arb

@@ -9062,6 +9062,7 @@
     "description": "Description explaining user must complete KYC before proceeding"
   },
   "sellErrorFeesNotCalculated": "লেনদেনৰ মাচুল গণনা কৰা হোৱা নাই। অনুগ্ৰহ কৰি পুনৰ চেষ্টা কৰক।",
+  "sellErrorSendPayment": "পেমেণ্ট পঠাবলৈ ব্যৰ্থ হ'ল। অনুগ্ৰহ কৰি পুনৰ চেষ্টা কৰক।",
   "@sellErrorFeesNotCalculated": {
     "description": "Error message when transaction fees calculation failed"
   },

localization/app_bg.arb

@@ -10066,5 +10066,6 @@
   "logsExportedMessage": "Журналите са експортирани успешно",
   "logsExportFailedMessage": "Неуспешно експортиране на журналите",
   "sellErrorFeesNotCalculated": "Транзакционните такси не са изчислени. Моля, опитайте отново.",
+  "sellErrorSendPayment": "Плащането не бе изпратено. Моля, опитайте отново.",
   "sellErrorLoadUtxos": "Неуспешно зареждане на монети. Моля, опитайте отново."
 }

localization/app_bn.arb

@@ -10487,6 +10487,7 @@
     "description": "Status while hardware wallet signs"
   },
   "sellErrorFeesNotCalculated": "লেনদেনের ফি নির্ধারণ করা হয়নি। অনুগ্রহ করে আবার চেষ্টা করুন।",
+  "sellErrorSendPayment": "পেমেন্ট পাঠাতে ব্যর্থ হয়েছে। অনুগ্রহ করে আবার চেষ্টা করুন।",
   "@sellErrorFeesNotCalculated": {
     "description": "Error message when transaction fees calculation failed"
   },

localization/app_cs.arb

@@ -10489,6 +10489,7 @@
     "description": "Status while hardware wallet signs"
   },
   "sellErrorFeesNotCalculated": "Transakční poplatky nejsou vypočítány. Prosím, zkuste to znovu.",
+  "sellErrorSendPayment": "Odeslání platby se nezdařilo. Zkuste to prosím znovu.",
   "@sellErrorFeesNotCalculated": {
     "description": "Error message when transaction fees calculation failed"
   },

localization/app_de.arb

@@ -3509,6 +3509,7 @@
   "payAdvancedOptions": "Erweiterte Optionen",
   "sendSigningTransaction": "Transaktion wird signiert…",
   "sellErrorFeesNotCalculated": "Transaktionsgebühren konnten nicht berechnet werden. Bitte versuchen Sie es erneut.",
+  "sellErrorSendPayment": "Zahlung konnte nicht gesendet werden. Bitte versuchen Sie es erneut.",
   "dcaAddressLiquid": "Liquid-Adresse",
   "buyVerificationInProgress": "Verifizierung läuft…",
   "transactionSwapDescChainPaid": "Ihre Transaktion wurde gesendet. Wir warten auf die Bestätigung der Sperrtransaktion",