E32221362_BeramalBaik/lib/pages/monitoring_page.dart

330 lines
11 KiB
Dart

import 'package:flutter/material.dart';
import 'package:firebase_database/firebase_database.dart';
class MonitoringPage extends StatefulWidget {
const MonitoringPage({super.key});
@override
State<MonitoringPage> createState() => _MonitoringPageState();
}
class _MonitoringPageState extends State<MonitoringPage> {
final DatabaseReference _statusRef =
FirebaseDatabase.instance.ref('status_daftar');
final DatabaseReference _fingerprintRef =
FirebaseDatabase.instance.ref('fingerprint/1');
String namaPengelola = '-';
bool aktifasi = false;
List<Map<String, dynamic>> daftarPengelola = [];
@override
void initState() {
super.initState();
_loadData();
_listenDaftarPengelola();
}
Future<void> _loadData() async {
final snapshot = await _fingerprintRef.get();
if (snapshot.exists) {
final data = Map<String, dynamic>.from(snapshot.value as Map);
setState(() {
if (namaPengelola == '-') {
namaPengelola = data['nama'] ?? '-';
}
aktifasi = data['aktifasi'] ?? false;
});
}
}
void _listenDaftarPengelola() {
FirebaseDatabase.instance.ref('fingerprint').onValue.listen((event) {
final dataSnapshot = event.snapshot;
if (dataSnapshot.exists) {
List<Map<String, dynamic>> loaded = [];
for (var child in dataSnapshot.children) {
final data = Map<String, dynamic>.from(child.value as Map);
loaded.add({
'id': child.key,
'nama': data['nama'] ?? '-',
'aktifasi': data['aktifasi'] ?? false,
});
}
setState(() {
daftarPengelola = loaded;
});
} else {
setState(() {
daftarPengelola = [];
});
}
});
}
Future<void> _toggleAktifasi(bool value) async {
await _fingerprintRef.update({'aktifasi': value});
setState(() {
aktifasi = value;
});
}
Future<void> _aktifkanStatusDaftar() async {
await _statusRef.set(true);
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(content: Text('MODE DAFTAR diaktifkan')),
);
}
Future<void> _editNamaDialog() async {
String newNama = namaPengelola;
await showDialog(
context: context,
builder: (context) {
return AlertDialog(
title: const Text('Edit Nama Pengelola'),
content: TextField(
decoration: const InputDecoration(labelText: 'Nama Baru'),
controller: TextEditingController(text: newNama),
onChanged: (value) => newNama = value,
),
actions: [
TextButton(
child: const Text('Batal'),
onPressed: () => Navigator.pop(context),
),
ElevatedButton(
child: const Text('Simpan'),
onPressed: () async {
await _fingerprintRef.update({'nama': newNama});
setState(() {
namaPengelola = newNama;
});
Navigator.pop(context);
},
),
],
);
},
);
}
Future<void> _tambahPengelolaDialog() async {
String newNama = '';
await showDialog(
context: context,
builder: (context) {
return AlertDialog(
title: const Text('Tambah Pengelola Baru'),
content: TextField(
decoration: const InputDecoration(labelText: 'Nama Pengelola'),
onChanged: (value) => newNama = value,
),
actions: [
TextButton(
child: const Text('Batal'),
onPressed: () => Navigator.pop(context),
),
ElevatedButton(
child: const Text('Tambah'),
onPressed: () async {
if (newNama.trim().isEmpty) return;
final snapshot =
await FirebaseDatabase.instance.ref('fingerprint').get();
final nextId = (snapshot.children.length + 1).toString();
await FirebaseDatabase.instance
.ref('fingerprint/$nextId')
.set({'nama': newNama, 'aktifasi': false});
Navigator.pop(context);
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(content: Text('Pengelola baru ditambahkan')),
);
},
),
],
);
},
);
}
Widget _buildBox(String title, Widget content,
{bool centerContent = false}) {
return Container(
width: double.infinity,
margin: const EdgeInsets.only(bottom: 16),
padding: const EdgeInsets.all(16),
decoration: BoxDecoration(
color: Colors.white,
border: Border.all(color: Colors.green.shade600, width: 1.5),
borderRadius: BorderRadius.circular(20),
boxShadow: const [
BoxShadow(color: Colors.black12, blurRadius: 8, offset: Offset(2, 2))
],
),
child: Column(
crossAxisAlignment:
centerContent ? CrossAxisAlignment.center : CrossAxisAlignment.start,
children: [
Text(title,
textAlign: centerContent ? TextAlign.center : TextAlign.start,
style: TextStyle(
fontSize: 18,
fontWeight: FontWeight.bold,
color: Colors.green.shade800)),
const SizedBox(height: 12),
content,
],
),
);
}
Widget _buildLogItem(Map<String, dynamic> item) {
return Container(
margin: const EdgeInsets.symmetric(vertical: 6),
padding: const EdgeInsets.all(14),
decoration: BoxDecoration(
color: Colors.green.shade50,
border: Border.all(color: Colors.green.shade300),
borderRadius: BorderRadius.circular(16),
),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Row(
children: [
const Icon(Icons.person, size: 20, color: Colors.green),
const SizedBox(width: 6),
Text('${item['id']}. ${item['nama']}',
style: const TextStyle(fontWeight: FontWeight.w600)),
],
),
Container(
padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 4),
decoration: BoxDecoration(
color: item['aktifasi'] ? Colors.green.shade100 : Colors.red.shade100,
borderRadius: BorderRadius.circular(12),
),
child: Text(
item['aktifasi'] ? 'AKTIF' : 'TIDAK AKTIF',
style: TextStyle(
color: item['aktifasi'] ? Colors.green : Colors.red,
fontWeight: FontWeight.bold,
),
),
),
],
),
);
}
@override
Widget build(BuildContext context) {
final isButtonEnabled = !aktifasi;
return Scaffold(
backgroundColor: Colors.grey.shade100,
appBar: AppBar(
title: const Text('MONITORING'),
centerTitle: true,
backgroundColor: Colors.green.shade700,
),
body: SingleChildScrollView(
padding: const EdgeInsets.all(16),
child: Column(
children: [
_buildBox(
'Informasi Pengelola',
Column(
crossAxisAlignment: CrossAxisAlignment.center,
children: [
Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
const Icon(Icons.person, color: Colors.green),
const SizedBox(width: 8),
Text(
namaPengelola,
style: const TextStyle(
fontSize: 18, fontWeight: FontWeight.bold),
),
IconButton(
icon: const Icon(Icons.edit, color: Colors.blue),
onPressed: _editNamaDialog,
),
],
),
const SizedBox(height: 12),
Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
const Text('Aktifasi:', style: TextStyle(fontSize: 16)),
Switch(
value: aktifasi,
onChanged: _toggleAktifasi,
activeColor: Colors.green,
),
],
),
],
),
centerContent: true,
),
_buildBox(
'Kontrol',
Column(
children: [
ElevatedButton.icon(
onPressed: isButtonEnabled ? _aktifkanStatusDaftar : null,
icon: const Icon(Icons.lock_open),
label: const Text('MODE DAFTAR'),
style: ElevatedButton.styleFrom(
backgroundColor:
isButtonEnabled ? Colors.green : Colors.grey,
foregroundColor: Colors.white,
padding: const EdgeInsets.symmetric(
horizontal: 24, vertical: 14),
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(10)),
),
),
const SizedBox(height: 10),
ElevatedButton.icon(
onPressed: _tambahPengelolaDialog,
icon: const Icon(Icons.person_add),
label: const Text('TAMBAH PENGELOLA'),
style: ElevatedButton.styleFrom(
backgroundColor: Colors.blue.shade600,
foregroundColor: Colors.white,
padding: const EdgeInsets.symmetric(
horizontal: 24, vertical: 14),
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(10)),
),
),
],
),
centerContent: true,
),
_buildBox(
'Log Pengelola Terdaftar',
daftarPengelola.isEmpty
? const Text('Belum ada pengelola yang terdaftar.')
: Column(
children: daftarPengelola
.map((item) => _buildLogItem(item))
.toList(),
),
centerContent: false,
),
],
),
),
);
}
}