content: import 'package:convex_bottom_bar/convex_bottom_bar.dart';
  import 'package:flutter/material.dart';
  import 'package:font_awesome_flutter/font_awesome_flutter.dart';
  
  import 'barcodes_page.dart';
  import 'help_page.dart';
  import 'history_page.dart';
  import 'scanner_page.dart';
  import 'settings_page.dart';
  
  class HomePage extends StatefulWidget {
    const HomePage({super.key});
  
    @override
    State<HomePage> createState() => _HomePageState();
  }
  
  class _HomePageState extends State<HomePage> {
    int selectedIndex = 2;
  
    final BarcodesPage barcodesPage = const BarcodesPage();
    final HistoryPage historyPage = const HistoryPage();
    final ScannerPage scannerPage = const ScannerPage();
    final HelpPage helpPage = const HelpPage();
    final SettingsPage settingsPage = const SettingsPage();
  
    dynamic pages() => <dynamic>[
          barcodesPage,
          historyPage,
          scannerPage,
          helpPage,
          settingsPage,
        ];
  
    dynamic tabItems() => <TabItem<IconData>>[
          const TabItem<IconData>(icon: FontAwesomeIcons.barcode),
          const TabItem<IconData>(icon: FontAwesomeIcons.clockRotateLeft),
          const TabItem<IconData>(icon: Icons.qr_code_scanner),
          const TabItem<IconData>(icon: FontAwesomeIcons.circleQuestion),
          const TabItem<IconData>(icon: FontAwesomeIcons.gear),
        ];
  
    @override
    Widget build(BuildContext context) {
      return Scaffold(
        // ignore: avoid_dynamic_calls
        body: pages()[selectedIndex],
        bottomNavigationBar: ConvexAppBar(
          disableDefaultTabController: true,
          style: TabStyle.fixedCircle,
          backgroundColor: Theme.of(context).scaffoldBackgroundColor,
          color: Theme.of(context).unselectedWidgetColor,
          activeColor: Theme.of(context).colorScheme.primary,
          items: tabItems(),
          initialActiveIndex: selectedIndex,
          onTap: (int index) {
            setState(() {
              selectedIndex = index;
            });
          },
        ),
      );
    }
  }
  