RUSwipeShare/lib/home.dart

import 'package:firebase_auth/firebase_auth.dart';
import 'package:flutter/material.dart';

class HomeScreen extends StatelessWidget {
  const HomeScreen({super.key});

  @override
  Widget build(BuildContext context) {
    return const StatefulHome();
  }
}

class StatefulHome extends StatefulWidget {
  const StatefulHome({super.key});

  @override
  State<StatefulHome> createState() => _StatefulHomeState();
}

class _StatefulHomeState extends State<StatefulHome> {
  int _selectedIndex = 0;

  void _onItemTapped(int index) {
    setState(() {
      _selectedIndex = index;
    });
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text('FlutterFire UI'),
      ),
      body: Center(
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: [
            const Text('You are logged in!'),
            ElevatedButton(
              onPressed: () {
                FirebaseAuth.instance.signOut();
              },
              child: const Text('Sign out'),
            ),
          ],
        ),
      ),
      bottomNavigationBar: BottomNavigationBar(
        type: BottomNavigationBarType.fixed,
        backgroundColor: Colors.red,
        selectedItemColor: Colors.black,
        unselectedItemColor: Colors.black54,
        items: const <BottomNavigationBarItem>[
          BottomNavigationBarItem(
            icon: Icon(Icons.shopping_cart),
            label: 'Buy',
          ),
          BottomNavigationBarItem(
            icon: Icon(Icons.attach_money),
            label: 'Sell',
          ),
          BottomNavigationBarItem(
            icon: Icon(Icons.person),
            label: 'Profile',
          ),
          BottomNavigationBarItem(
            icon: Icon(Icons.settings),
            label: 'Settings',
          ),
        ],
        currentIndex: _selectedIndex,
        onTap: _onItemTapped,
      ),
    );
  }
}