feat: add localisation

lib/views/dialogs/new_tab_dialog.dart

@@ -2,19 +2,21 @@ import 'package:flutter/material.dart';
 import 'package:kooltab2/viewmodels/bar_screen_view_model.dart';
 import 'package:provider/provider.dart';
 import 'package:sentry_flutter/sentry_flutter.dart';
+import '../../l10n/app_localizations.dart';
 
 Future<void> showNewTabDialog(BuildContext context) async {
+  final l10n = AppLocalizations.of(context);
   final controller = TextEditingController();
 
   final name = await showDialog<String>(
     context: context,
     builder: (dialogContext) {
       return AlertDialog(
-        title: const Text('Open new tab'),
+        title: Text(l10n.openNewTab),
         content: TextField(
           controller: controller,
           autofocus: true,
-          decoration: const InputDecoration(labelText: 'Customer / group name'),
+          decoration: InputDecoration(labelText: l10n.customerGroupName),
           onSubmitted: (value) {
             Navigator.of(dialogContext).pop(value);
           },
@@ -23,13 +25,13 @@ Future<void> showNewTabDialog(BuildContext context) async {
         actions: [
           TextButton(
             onPressed: () => Navigator.of(dialogContext).pop(),
-            child: const Text('Cancel'),
+            child: Text(l10n.cancel),
           ),
           FilledButton(
             onPressed: () {
               Navigator.of(dialogContext).pop(controller.text);
             },
-            child: const Text('Open tab'),
+            child: Text(l10n.openTab),
           ),
         ],
       );
@@ -45,8 +47,8 @@ Future<void> showNewTabDialog(BuildContext context) async {
   } catch (e, stack) {
     Sentry.captureException(e, stackTrace: stack);
     if (!context.mounted) return;
-    ScaffoldMessenger.of(context).showSnackBar(
-      SnackBar(content: Text('Could not create tab: $e')),
-    );
+    ScaffoldMessenger.of(
+      context,
+    ).showSnackBar(SnackBar(content: Text(l10n.couldNotCreateTabMessage)));
   }
 }