feat: implement customizable horizontal layout for error page

apps/ubuntu_bootstrap/lib/app/installer_wizard.dart

@@ -3,7 +3,9 @@ import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:subiquity_client/subiquity_client.dart';
 import 'package:ubuntu_bootstrap/app/installation_step.dart';
 import 'package:ubuntu_bootstrap/app/installer_model.dart';
+import 'package:ubuntu_bootstrap/l10n.dart';
 import 'package:ubuntu_bootstrap/pages.dart';
+import 'package:ubuntu_bootstrap/pages/autoinstall/autoinstall_model.dart';
 import 'package:ubuntu_bootstrap/services.dart';
 import 'package:ubuntu_provision/ubuntu_provision.dart';
 import 'package:ubuntu_wizard/ubuntu_wizard.dart';
@@ -83,10 +85,15 @@ class _InstallWizard extends ConsumerWidget {
         ...preInstallRoutes,
         InstallationStep.done.route: WizardRoute(
           builder: (_) => const DonePage(),
-          onLoad: (_) => const DonePage().load(context, ref),
+          onLoad: (_) {
+            if (!ref.context.mounted) {
+              return false;
+            }
+            return const DonePage().load(context, ref);
+          },
         ),
         InstallationStep.error.route: WizardRoute(
-          builder: (_) => const ErrorPage(allowRestart: false),
+          builder: (_) => const ErrorPage(allowRestart: true),
         ),
       },
       predicate: (route) {
@@ -146,24 +153,66 @@ class _AutoinstallWizard extends ConsumerWidget {
           onLoad: (_) => const DonePage().load(context, ref),
         ),
         InstallationStep.error.route: WizardRoute(
-          builder: (_) => const ErrorPage(allowRestart: false),
+          builder: (_) => ErrorPage(
+            allowRestart: false,
+            errorParser: (e) => errorParser(
+              e,
+              UbuntuBootstrapLocalizations.of(context),
+            ),
+          ),
         ),
       },
     );
   }
 }
 
-class _ErrorWizard extends StatelessWidget {
+class _ErrorWizard extends ConsumerWidget {
   const _ErrorWizard();
 
   @override
-  Widget build(BuildContext context) {
+  Widget build(BuildContext context, WidgetRef ref) {
+    final status = ref.read(installerModelProvider.select((m) => m.status));
     return Wizard(
       routes: <String, WizardRoute>{
         InstallationStep.error.route: WizardRoute(
-          builder: (_) => const ErrorPage(allowRestart: false),
+          builder: (_) => ErrorPage(
+            allowRestart: false,
+            error: status,
+            errorParser: (e) => errorParser(
+              e,
+              UbuntuBootstrapLocalizations.of(context),
+            ),
+          ),
         ),
       },
     );
   }
 }
+
+ErrorDetails? errorParser(Object? e, UbuntuBootstrapLocalizations l10n) =>
+    switch (e) {
+      ApplicationStatus(
+        state: ApplicationState.ERROR,
+        nonreportableError: NonReportableError(
+          cause: 'AutoinstallUserSuppliedCmdError',
+          message: final message,
+          details: final details,
+        )
+      ) =>
+        ErrorDetails(
+          title: l10n.installationFailed,
+          message: [
+            l10n.autoinstallErrorMessage,
+            l10n.autoinstallErrorInstructions,
+          ],
+          details: [
+            message,
+            details,
+          ].nonNulls.join('\n'),
+          action: (ref) async {
+            await ref.read(autoinstallModelProvider.notifier).restart();
+          },
+          actionLabel: l10n.restartInstaller,
+        ),
+      _ => null,
+    };

apps/ubuntu_bootstrap/lib/l10n/ubuntu_bootstrap_en.arb

@@ -43,6 +43,8 @@
   "autoinstallDirectDescription": "For advanced users who have an autoinstall.yaml for consistent and repeatable system setups.",
   "autoinstallLandscapeOption": "Automated with Landscape",
   "autoinstallLandscapeDescription": "For users in organizations that provide an autoinstall file via Landscape.",
+  "autoinstallErrorMessage": "A command in the autoinstall file failed to run during installation.",
+  "autoinstallErrorInstructions": "You will need to restart the installation. Check the autoinstall file, choose a different installation type, or contact your IT support.",
   "changeButtonText": "Change",
   "quitButtonText": "Quit installation",
   "loadingPageTitle": "Welcome to {DISTRO}",
@@ -583,6 +585,7 @@
   "bitlockerWarningTitle": "You may lose all your data without BitLocker recovery keys",
   "restartComputer": "Restart computer",
   "restartComputerTitle": "Restart computer?",
+  "restartInstaller": "Restart installer",
   "restartIntoWindows": "Restart into Windows",
   "restartIntoWindowsTitle": "Restart into Windows?",
   "restartIntoWindowsDescription": "Are you sure you want to restart your computer? You will need to restart the {DISTRO} installation later to finish installing {DISTRO}.",

apps/ubuntu_bootstrap/lib/l10n/ubuntu_bootstrap_localizations.dart

@@ -417,6 +417,18 @@ abstract class UbuntuBootstrapLocalizations {
   /// **'For users in organizations that provide an autoinstall file via Landscape.'**
   String get autoinstallLandscapeDescription;
 
+  /// No description provided for @autoinstallErrorMessage.
+  ///
+  /// In en, this message translates to:
+  /// **'A command in the autoinstall file failed to run during installation.'**
+  String get autoinstallErrorMessage;
+
+  /// No description provided for @autoinstallErrorInstructions.
+  ///
+  /// In en, this message translates to:
+  /// **'You will need to restart the installation. Check the autoinstall file, choose a different installation type, or contact your IT support.'**
+  String get autoinstallErrorInstructions;
+
   /// No description provided for @changeButtonText.
   ///
   /// In en, this message translates to:
@@ -1714,6 +1726,12 @@ abstract class UbuntuBootstrapLocalizations {
   /// **'Restart computer?'**
   String get restartComputerTitle;
 
+  /// No description provided for @restartInstaller.
+  ///
+  /// In en, this message translates to:
+  /// **'Restart installer'**
+  String get restartInstaller;
+
   /// No description provided for @restartIntoWindows.
   ///
   /// In en, this message translates to:

apps/ubuntu_bootstrap/lib/l10n/ubuntu_bootstrap_localizations_am.dart

@@ -111,6 +111,14 @@ class UbuntuBootstrapLocalizationsAm extends UbuntuBootstrapLocalizations {
   String get autoinstallLandscapeDescription =>
       'For users in organizations that provide an autoinstall file via Landscape.';
 
+  @override
+  String get autoinstallErrorMessage =>
+      'A command in the autoinstall file failed to run during installation.';
+
+  @override
+  String get autoinstallErrorInstructions =>
+      'You will need to restart the installation. Check the autoinstall file, choose a different installation type, or contact your IT support.';
+
   @override
   String get changeButtonText => 'ለውጥ';
 
@@ -898,6 +906,9 @@ class UbuntuBootstrapLocalizationsAm extends UbuntuBootstrapLocalizations {
   @override
   String get restartComputerTitle => 'Restart computer?';
 
+  @override
+  String get restartInstaller => 'Restart installer';
+
   @override
   String get restartIntoWindows => 'Restart into Windows';
 

apps/ubuntu_bootstrap/lib/l10n/ubuntu_bootstrap_localizations_ar.dart

@@ -111,6 +111,14 @@ class UbuntuBootstrapLocalizationsAr extends UbuntuBootstrapLocalizations {
   String get autoinstallLandscapeDescription =>
       'For users in organizations that provide an autoinstall file via Landscape.';
 
+  @override
+  String get autoinstallErrorMessage =>
+      'A command in the autoinstall file failed to run during installation.';
+
+  @override
+  String get autoinstallErrorInstructions =>
+      'You will need to restart the installation. Check the autoinstall file, choose a different installation type, or contact your IT support.';
+
   @override
   String get changeButtonText => 'تغيير';
 
@@ -897,6 +905,9 @@ class UbuntuBootstrapLocalizationsAr extends UbuntuBootstrapLocalizations {
   @override
   String get restartComputerTitle => 'Restart computer?';
 
+  @override
+  String get restartInstaller => 'Restart installer';
+
   @override
   String get restartIntoWindows => 'Restart into Windows';
 

apps/ubuntu_bootstrap/lib/l10n/ubuntu_bootstrap_localizations_be.dart

@@ -110,6 +110,14 @@ class UbuntuBootstrapLocalizationsBe extends UbuntuBootstrapLocalizations {
   String get autoinstallLandscapeDescription =>
       'For users in organizations that provide an autoinstall file via Landscape.';
 
+  @override
+  String get autoinstallErrorMessage =>
+      'A command in the autoinstall file failed to run during installation.';
+
+  @override
+  String get autoinstallErrorInstructions =>
+      'You will need to restart the installation. Check the autoinstall file, choose a different installation type, or contact your IT support.';
+
   @override
   String get changeButtonText => 'Змяніць';
 
@@ -897,6 +905,9 @@ class UbuntuBootstrapLocalizationsBe extends UbuntuBootstrapLocalizations {
   @override
   String get restartComputerTitle => 'Restart computer?';
 
+  @override
+  String get restartInstaller => 'Restart installer';
+
   @override
   String get restartIntoWindows => 'Перазапусціць у Windows';
 

apps/ubuntu_bootstrap/lib/l10n/ubuntu_bootstrap_localizations_bg.dart

@@ -111,6 +111,14 @@ class UbuntuBootstrapLocalizationsBg extends UbuntuBootstrapLocalizations {
   String get autoinstallLandscapeDescription =>
       'For users in organizations that provide an autoinstall file via Landscape.';
 
+  @override
+  String get autoinstallErrorMessage =>
+      'A command in the autoinstall file failed to run during installation.';
+
+  @override
+  String get autoinstallErrorInstructions =>
+      'You will need to restart the installation. Check the autoinstall file, choose a different installation type, or contact your IT support.';
+
   @override
   String get changeButtonText => 'Change';
 
@@ -898,6 +906,9 @@ class UbuntuBootstrapLocalizationsBg extends UbuntuBootstrapLocalizations {
   @override
   String get restartComputerTitle => 'Restart computer?';
 
+  @override
+  String get restartInstaller => 'Restart installer';
+
   @override
   String get restartIntoWindows => 'Restart into Windows';
 

apps/ubuntu_bootstrap/lib/l10n/ubuntu_bootstrap_localizations_bn.dart

@@ -111,6 +111,14 @@ class UbuntuBootstrapLocalizationsBn extends UbuntuBootstrapLocalizations {
   String get autoinstallLandscapeDescription =>
       'For users in organizations that provide an autoinstall file via Landscape.';
 
+  @override
+  String get autoinstallErrorMessage =>
+      'A command in the autoinstall file failed to run during installation.';
+
+  @override
+  String get autoinstallErrorInstructions =>
+      'You will need to restart the installation. Check the autoinstall file, choose a different installation type, or contact your IT support.';
+
   @override
   String get changeButtonText => 'পরিবর্তন';
 
@@ -898,6 +906,9 @@ class UbuntuBootstrapLocalizationsBn extends UbuntuBootstrapLocalizations {
   @override
   String get restartComputerTitle => 'Restart computer?';
 
+  @override
+  String get restartInstaller => 'Restart installer';
+
   @override
   String get restartIntoWindows => 'Restart into Windows';
 

apps/ubuntu_bootstrap/lib/l10n/ubuntu_bootstrap_localizations_bo.dart

@@ -111,6 +111,14 @@ class UbuntuBootstrapLocalizationsBo extends UbuntuBootstrapLocalizations {
   String get autoinstallLandscapeDescription =>
       'For users in organizations that provide an autoinstall file via Landscape.';
 
+  @override
+  String get autoinstallErrorMessage =>
+      'A command in the autoinstall file failed to run during installation.';
+
+  @override
+  String get autoinstallErrorInstructions =>
+      'You will need to restart the installation. Check the autoinstall file, choose a different installation type, or contact your IT support.';
+
   @override
   String get changeButtonText => 'Change';
 
@@ -898,6 +906,9 @@ class UbuntuBootstrapLocalizationsBo extends UbuntuBootstrapLocalizations {
   @override
   String get restartComputerTitle => 'Restart computer?';
 
+  @override
+  String get restartInstaller => 'Restart installer';
+
   @override
   String get restartIntoWindows => 'Restart into Windows';
 

apps/ubuntu_bootstrap/lib/l10n/ubuntu_bootstrap_localizations_bs.dart

@@ -111,6 +111,14 @@ class UbuntuBootstrapLocalizationsBs extends UbuntuBootstrapLocalizations {
   String get autoinstallLandscapeDescription =>
       'For users in organizations that provide an autoinstall file via Landscape.';
 
+  @override
+  String get autoinstallErrorMessage =>
+      'A command in the autoinstall file failed to run during installation.';
+
+  @override
+  String get autoinstallErrorInstructions =>
+      'You will need to restart the installation. Check the autoinstall file, choose a different installation type, or contact your IT support.';
+
   @override
   String get changeButtonText => 'Change';
 
@@ -898,6 +906,9 @@ class UbuntuBootstrapLocalizationsBs extends UbuntuBootstrapLocalizations {
   @override
   String get restartComputerTitle => 'Restart computer?';
 
+  @override
+  String get restartInstaller => 'Restart installer';
+
   @override
   String get restartIntoWindows => 'Restart into Windows';
 

apps/ubuntu_bootstrap/lib/l10n/ubuntu_bootstrap_localizations_ca.dart

@@ -111,6 +111,14 @@ class UbuntuBootstrapLocalizationsCa extends UbuntuBootstrapLocalizations {
   String get autoinstallLandscapeDescription =>
       'Per als usuaris en organitzacions que proporcionen un fitxer autoinstall mitjançant Landscape.';
 
+  @override
+  String get autoinstallErrorMessage =>
+      'A command in the autoinstall file failed to run during installation.';
+
+  @override
+  String get autoinstallErrorInstructions =>
+      'You will need to restart the installation. Check the autoinstall file, choose a different installation type, or contact your IT support.';
+
   @override
   String get changeButtonText => 'Canvia';
 
@@ -910,6 +918,9 @@ class UbuntuBootstrapLocalizationsCa extends UbuntuBootstrapLocalizations {
   @override
   String get restartComputerTitle => 'Voleu reiniciar l\'ordinador?';
 
+  @override
+  String get restartInstaller => 'Restart installer';
+
   @override
   String get restartIntoWindows => 'Reiniciar a WIndows';
 

apps/ubuntu_bootstrap/lib/l10n/ubuntu_bootstrap_localizations_cs.dart

@@ -112,6 +112,14 @@ class UbuntuBootstrapLocalizationsCs extends UbuntuBootstrapLocalizations {
   String get autoinstallLandscapeDescription =>
       'Pro uživatele v organizacích, které poskytují soubor autoinstall prostřednictvím Landscape.';
 
+  @override
+  String get autoinstallErrorMessage =>
+      'A command in the autoinstall file failed to run during installation.';
+
+  @override
+  String get autoinstallErrorInstructions =>
+      'You will need to restart the installation. Check the autoinstall file, choose a different installation type, or contact your IT support.';
+
   @override
   String get changeButtonText => 'Změnit';
 
@@ -902,6 +910,9 @@ class UbuntuBootstrapLocalizationsCs extends UbuntuBootstrapLocalizations {
   @override
   String get restartComputerTitle => 'Restartovat počítač?';
 
+  @override
+  String get restartInstaller => 'Restart installer';
+
   @override
   String get restartIntoWindows => 'Restartovat do Windows';
 

apps/ubuntu_bootstrap/lib/l10n/ubuntu_bootstrap_localizations_cy.dart

@@ -111,6 +111,14 @@ class UbuntuBootstrapLocalizationsCy extends UbuntuBootstrapLocalizations {
   String get autoinstallLandscapeDescription =>
       'For users in organizations that provide an autoinstall file via Landscape.';
 
+  @override
+  String get autoinstallErrorMessage =>
+      'A command in the autoinstall file failed to run during installation.';
+
+  @override
+  String get autoinstallErrorInstructions =>
+      'You will need to restart the installation. Check the autoinstall file, choose a different installation type, or contact your IT support.';
+
   @override
   String get changeButtonText => 'Newid';
 
@@ -899,6 +907,9 @@ class UbuntuBootstrapLocalizationsCy extends UbuntuBootstrapLocalizations {
   @override
   String get restartComputerTitle => 'Restart computer?';
 
+  @override
+  String get restartInstaller => 'Restart installer';
+
   @override
   String get restartIntoWindows => 'Restart into Windows';