152 lines
4.7 KiB
Dart
152 lines
4.7 KiB
Dart
import 'package:flutter/material.dart';
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import '../screens/home_screen.dart';
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import '../screens/ai_screen.dart'; // Pastikan nama file sesuai, di kode awal Anda memakai ai_screen.dart
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import '../screens/info_screen.dart';
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class BottomNavBar extends StatelessWidget {
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final int selectedIndex;
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const BottomNavBar({super.key, required this.selectedIndex});
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@override
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Widget build(BuildContext context) {
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const Color activeColor = Color(0xFF4CAF50);
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const Color inactiveColor = Colors.grey;
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return Stack(
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alignment: Alignment.bottomCenter,
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clipBehavior: Clip.none, // Agar label di bawah FAB tidak terpotong
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children: [
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// 1. Navbar Background (Container Putih)
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Container(
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height: 70,
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margin: const EdgeInsets.symmetric(horizontal: 24, vertical: 12),
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decoration: BoxDecoration(
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color: Colors.white.withOpacity(0.95),
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borderRadius: BorderRadius.circular(24),
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boxShadow: [
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BoxShadow(
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color: Colors.black.withOpacity(0.08),
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blurRadius: 10,
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offset: const Offset(0, 4),
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),
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],
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),
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child: Padding(
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padding: const EdgeInsets.symmetric(horizontal: 40),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: [
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_BottomNavItem(
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icon: Icons.home_rounded,
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label: "Beranda",
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isActive: selectedIndex == 0,
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onTap: () {
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if (selectedIndex != 0) {
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Navigator.pushReplacement(
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context,
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MaterialPageRoute(builder: (_) => const HomeScreen()),
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);
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}
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},
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),
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const SizedBox(width: 60), // Space untuk area tombol tengah
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_BottomNavItem(
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icon: Icons.info_outline_rounded,
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label: "Info",
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isActive: selectedIndex == 2,
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onTap: () {
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if (selectedIndex != 2) {
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Navigator.pushReplacement(
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context,
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MaterialPageRoute(builder: (_) => const InfoScreen()),
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);
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}
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},
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),
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],
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),
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),
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),
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// 2. Tombol Utama: Klasifikasi AI
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Positioned(
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bottom: 35, // Ditinggikan sedikit agar pas
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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FloatingActionButton(
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backgroundColor: activeColor,
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elevation: 6,
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shape: const CircleBorder(),
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onPressed: () {
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if (selectedIndex != 1) {
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Navigator.pushReplacement(
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context,
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MaterialPageRoute(builder: (_) => const AIScanScreen()),
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);
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}
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},
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// MENGGUNAKAN IKON PSIKOLOGI/AI
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child: const Icon(
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Icons.psychology_rounded,
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size: 32,
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color: Colors.white
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),
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),
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const SizedBox(height: 4),
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Text(
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"AI Scan",
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style: TextStyle(
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color: selectedIndex == 1 ? activeColor : inactiveColor,
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fontSize: 12,
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fontWeight: selectedIndex == 1 ? FontWeight.w600 : FontWeight.normal,
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),
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),
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],
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),
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),
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],
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);
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}
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}
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class _BottomNavItem extends StatelessWidget {
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final IconData icon;
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final String label;
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final bool isActive;
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final VoidCallback onTap;
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const _BottomNavItem({
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required this.icon,
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required this.label,
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required this.isActive,
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required this.onTap,
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});
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@override
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Widget build(BuildContext context) {
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return InkWell(
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onTap: onTap,
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borderRadius: BorderRadius.circular(16),
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Icon(
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icon,
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color: isActive ? const Color(0xFF4CAF50) : Colors.grey
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),
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const SizedBox(height: 4),
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Text(
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label,
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style: TextStyle(
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color: isActive ? const Color(0xFF4CAF50) : Colors.grey,
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fontSize: 12,
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fontWeight: isActive ? FontWeight.w600 : FontWeight.normal,
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),
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),
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],
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),
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);
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}
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} |