app mobile allarmi prima

lib/screens/main_screen.dart

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+import 'package:flutter/material.dart';
+import '../utils/constants.dart';
+import 'dashboard_screen.dart';
+import 'home_screen.dart';
+import 'siti_screen.dart';
+import 'profile_screen.dart';
+
+class MainScreen extends StatefulWidget {
+  const MainScreen({super.key});
+
+  @override
+  State<MainScreen> createState() => _MainScreenState();
+}
+
+class _MainScreenState extends State<MainScreen> {
+  int _currentIndex = 0;
+
+  final List<Widget> _screens = [
+    const DashboardScreen(),
+    const HomeScreen(),
+    const SitiScreen(),
+    const ProfileScreen(),
+  ];
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      body: _screens[_currentIndex],
+      bottomNavigationBar: BottomNavigationBar(
+        currentIndex: _currentIndex,
+        onTap: (index) => setState(() => _currentIndex = index),
+        selectedItemColor: AppColors.primary,
+        unselectedItemColor: AppColors.textSecondary,
+        items: const [
+          BottomNavigationBarItem(
+            icon: Icon(Icons.dashboard),
+            label: 'Dashboard',
+          ),
+          BottomNavigationBarItem(
+            icon: Icon(Icons.notifications_active),
+            label: 'Allarmi',
+          ),
+          BottomNavigationBarItem(
+            icon: Icon(Icons.location_on),
+            label: 'Siti',
+          ),
+          BottomNavigationBarItem(
+            icon: Icon(Icons.person),
+            label: 'Profilo',
+          ),
+        ],
+      ),
+    );
+  }
+}