TKK_E32220332/lib/screens/monitoring_screen.dart

477 lines
23 KiB
Dart

import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import 'package:mqtt_client/mqtt_client.dart';
import '../services/mqtt_service.dart';
import '../services/supabase_service.dart';
import '../constants/app_colors.dart'; // <-- IMPORT APP COLORS DITAMBAHKAN
class MonitoringScreen extends StatefulWidget {
final VoidCallback? onProfileTap;
const MonitoringScreen({super.key, this.onProfileTap});
@override
State<MonitoringScreen> createState() => _MonitoringScreenState();
}
class _MonitoringScreenState extends State<MonitoringScreen> {
bool _isInitialLoading = true;
double _prevSuhu = 0;
double _prevKelembapan = 0;
double _prevIntensitas = 0;
@override
void initState() {
super.initState();
_initData();
}
Future<void> _initData() async {
setState(() => _isInitialLoading = true);
await _loadLimits();
if (mounted) setState(() => _isInitialLoading = false);
}
Future<void> _loadLimits() async {
try {
final data = await SupabaseService().getBatasSensor();
if (data != null && mounted) {
Provider.of<MqttService>(context, listen: false).setLimits(
double.parse(data['suhu_max'].toString()),
double.parse(data['rh_max'].toString()),
double.parse(data['suhu_min'].toString()),
double.parse(data['rh_min'].toString()),
);
}
} catch (e) {
debugPrint('Error loading limits: $e');
}
}
@override
Widget build(BuildContext context) {
final mqtt = Provider.of<MqttService>(context);
final curSuhu = double.tryParse(mqtt.suhu) ?? 0;
final curHum = double.tryParse(mqtt.kelembapan) ?? 0;
final curLux = double.tryParse(mqtt.intensitas) ?? 0;
WidgetsBinding.instance.addPostFrameCallback((_) {
_prevSuhu = curSuhu;
_prevKelembapan = curHum;
_prevIntensitas = curLux;
});
return Scaffold(
// --- BERUBAH: Background Utama ---
backgroundColor: AppColors.background,
body: SafeArea(
child: _isInitialLoading
// --- BERUBAH: Warna Loading Indicator ---
? const Center(child: CircularProgressIndicator(color: AppColors.primary))
: RefreshIndicator(
onRefresh: _initData,
// --- BERUBAH: Warna Refresh Indicator ---
color: AppColors.primary,
child: LayoutBuilder(
builder: (context, constraints) {
const headerHeight = 175.0;
const gaps = 15.0 * 2;
const padding = 20.0 * 2;
final available = constraints.maxHeight - headerHeight - gaps - padding;
final cardH = (available / 3).clamp(100.0, 180.0);
return SingleChildScrollView(
physics: const AlwaysScrollableScrollPhysics(),
child: ConstrainedBox(
constraints: BoxConstraints(minHeight: constraints.maxHeight),
child: Padding(
padding: const EdgeInsets.all(20),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
// ── Header ──
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
const Text('Monitoring',
style: TextStyle(
// --- BERUBAH: Warna Judul ---
color: AppColors.textMain,
fontSize: 32,
fontWeight: FontWeight.bold)),
const Text('Sistem Pengeringan Kopi',
// --- BERUBAH: Warna Sub-judul ---
style: TextStyle(color: AppColors.textSecondary, fontSize: 16)),
const SizedBox(height: 5),
Row(
children: [
Container(
width: 8, height: 8,
decoration: BoxDecoration(
shape: BoxShape.circle,
// --- BERUBAH: Indikator Titik Koneksi ---
color: mqtt.client?.connectionStatus?.state ==
MqttConnectionState.connected
? AppColors.success
: AppColors.error,
),
),
const SizedBox(width: 8),
Text(
mqtt.client?.connectionStatus?.state ==
MqttConnectionState.connected
? 'Connected'
: 'Disconnected',
style: TextStyle(
// --- BERUBAH: Warna Teks Koneksi ---
color: mqtt.client?.connectionStatus?.state ==
MqttConnectionState.connected
? AppColors.success
: AppColors.error,
fontSize: 12,
fontWeight: FontWeight.bold,
),
),
],
),
],
),
GestureDetector(
onTap: widget.onProfileTap,
child: const CircleAvatar(
// --- BERUBAH: Latar Belakang Avatar Profil ---
backgroundColor: AppColors.cardBg,
radius: 25,
// --- BERUBAH: Warna Ikon Avatar ---
child: Icon(Icons.person, color: AppColors.primary),
),
),
],
),
const SizedBox(height: 6),
// ── Timestamp ──
Text('Update: ${mqtt.timestamp}',
// --- BERUBAH: Warna Teks Timestamp ---
style: const TextStyle(color: AppColors.textSecondary, fontSize: 11)),
const SizedBox(height: 10),
// ── Mode Badge ──
Container(
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 6),
decoration: BoxDecoration(
// --- BERUBAH: Latar Belakang Transparan Badge ---
color: mqtt.mode == 'manual'
? AppColors.warning.withValues(alpha: 0.2)
: AppColors.success.withValues(alpha: 0.2),
borderRadius: BorderRadius.circular(20),
border: Border.all(
// --- BERUBAH: Warna Garis Pinggir Badge ---
color: mqtt.mode == 'manual' ? AppColors.warning : AppColors.success,
),
),
child: Text(
'Mode: ${mqtt.mode.toUpperCase()}',
style: TextStyle(
// --- BERUBAH: Warna Teks Badge ---
color: mqtt.mode == 'manual' ? AppColors.warning : AppColors.success,
fontSize: 12,
fontWeight: FontWeight.bold,
),
),
),
const SizedBox(height: 15),
// ── Baris 1: Suhu & Kelembaban ──
SizedBox(
height: cardH,
child: Row(
children: [
Expanded(
child: _buildSensorCard(
title: 'Suhu',
prev: _prevSuhu,
cur: curSuhu,
suffix: '°C',
dec: 1,
icon: Icons.thermostat,
// --- BERUBAH: Warna Tema Kartu Suhu ---
color: curSuhu > mqtt.maxSuhu ? AppColors.error : AppColors.warning,
isAlert: curSuhu > mqtt.maxSuhu,
isLow: curSuhu < mqtt.minSuhu,
onTap: () => Navigator.pushNamed(context, '/analytics',
arguments: {'title': 'Grafik Suhu (°C)', 'color': AppColors.error, 'value': '${mqtt.suhu}°C'}),
),
),
const SizedBox(width: 15),
Expanded(
child: _buildSensorCard(
title: 'Kelembaban',
prev: _prevKelembapan,
cur: curHum,
suffix: '%',
dec: 1,
icon: Icons.water_drop,
// --- BERUBAH: Warna Tema Kartu Kelembaban ---
color: curHum > mqtt.maxRh ? AppColors.error : AppColors.info,
isAlert: curHum > mqtt.maxRh,
isLow: curHum < mqtt.minRh,
onTap: () => Navigator.pushNamed(context, '/analytics',
arguments: {'title': 'Grafik Kelembaban (%)', 'color': AppColors.info, 'value': '${mqtt.kelembapan}%'}),
),
),
],
),
),
const SizedBox(height: 15),
// ── Baris 2: Cahaya full width ──
SizedBox(
height: cardH,
width: double.infinity,
child: _buildSensorCard(
title: 'Cahaya',
prev: _prevIntensitas,
cur: curLux,
suffix: ' Lux',
dec: 1,
icon: Icons.wb_sunny,
// --- BERUBAH: Warna Tema Kartu Cahaya ---
color: AppColors.warning,
onTap: () => Navigator.pushNamed(context, '/analytics',
arguments: {'title': 'Grafik Cahaya (Lux)', 'color': AppColors.light, 'value': '${mqtt.intensitas} Lux'}),
),
),
const SizedBox(height: 15),
// ── Baris 3: Kipas 1 & Kipas 2 ──
SizedBox(
height: cardH,
child: Row(
children: [
Expanded(
child: _buildControlCard(
'Kipas 1\n(Intake)',
mqtt.isKipas1On,
(val) => mqtt.perintahKipas("1", val),
mqtt,
),
),
const SizedBox(width: 15),
Expanded(
child: _buildControlCard(
'Kipas 2\n(Exhaust)',
mqtt.isKipas2On,
(val) => mqtt.perintahKipas("2", val),
mqtt,
),
),
],
),
),
// ── Alert Banner ──
if (curSuhu > mqtt.maxSuhu || curHum > mqtt.maxRh)
Container(
margin: const EdgeInsets.only(top: 15),
padding: const EdgeInsets.all(15),
decoration: BoxDecoration(
// --- BERUBAH: Background Peringatan ---
color: AppColors.error.withValues(alpha: 0.15),
borderRadius: BorderRadius.circular(15),
// --- BERUBAH: Garis Pinggir Peringatan ---
border: Border.all(color: AppColors.error),
),
child: const Row(
children: [
// --- BERUBAH: Ikon Peringatan ---
Icon(Icons.warning_amber_rounded, color: AppColors.error),
SizedBox(width: 10),
Expanded(
child: Text(
'Peringatan: Parameter pengeringan melewati batas aman!',
style: TextStyle(
// --- BERUBAH: Teks Peringatan ---
color: AppColors.error,
fontWeight: FontWeight.bold,
fontSize: 12),
),
),
],
),
),
if (curSuhu < mqtt.minSuhu || curHum < mqtt.minRh)
Container(
margin: const EdgeInsets.only(top: 15),
padding: const EdgeInsets.all(15),
decoration: BoxDecoration(
// --- BERUBAH: Background Info/Low ---
color: AppColors.info.withValues(alpha: 0.15),
borderRadius: BorderRadius.circular(15),
// --- BERUBAH: Garis Pinggir Info/Low ---
border: Border.all(color: AppColors.info),
),
child: const Row(
children: [
// --- BERUBAH: Ikon Info/Low ---
Icon(Icons.info_outline, color: AppColors.info),
SizedBox(width: 10),
Expanded(
child: Text(
'Info: Parameter pengeringan di bawah batas minimum!',
style: TextStyle(
// --- BERUBAH: Teks Info/Low ---
color: AppColors.info,
fontWeight: FontWeight.bold,
fontSize: 12),
),
),
],
),
),
],
),
),
),
);
},
),
),
),
);
}
Widget _buildSensorCard({
required String title,
required double prev,
required double cur,
required String suffix,
required int dec,
required IconData icon,
required Color color,
bool isAlert = false,
bool isLow = false,
VoidCallback? onTap,
}) {
return GestureDetector(
onTap: onTap,
child: Container(
width: double.infinity,
height: double.infinity,
padding: const EdgeInsets.all(12),
decoration: BoxDecoration(
// --- BERUBAH: Kartu Latar Putih Bersih atau Transparan Merah/Biru ---
color: isAlert ? AppColors.error.withValues(alpha: 0.1) : isLow ? AppColors.info.withValues(alpha: 0.1) : AppColors.cardBg,
borderRadius: BorderRadius.circular(20),
// --- BERUBAH: Memberi garis halus agar kartu terlihat pop up di latar terang ---
border: isAlert
? Border.all(color: AppColors.error, width: 2)
: isLow
? Border.all(color: AppColors.info, width: 2)
: Border.all(color: AppColors.textSecondary.withValues(alpha: 0.15)),
),
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Icon(icon, color: color, size: 32),
const SizedBox(height: 6),
// --- BERUBAH: Warna Judul Sensor ---
Text(title, style: const TextStyle(color: AppColors.textSecondary, fontSize: 12)),
const SizedBox(height: 4),
TweenAnimationBuilder<double>(
tween: Tween<double>(begin: prev, end: cur),
duration: const Duration(milliseconds: 800),
curve: Curves.easeOutCubic,
builder: (context, value, _) => FittedBox(
fit: BoxFit.scaleDown,
child: Text(
'${value.toStringAsFixed(dec)}$suffix',
style: const TextStyle(
// --- BERUBAH: Warna Angka/Nilai Sensor ---
color: AppColors.textMain,
fontSize: 22,
fontWeight: FontWeight.bold),
),
),
),
],
),
),
);
}
Widget _buildControlCard(
String title,
bool isOn,
Function(bool) onChanged,
MqttService mqtt,
) {
return Container(
width: double.infinity,
height: double.infinity,
padding: const EdgeInsets.all(12),
decoration: BoxDecoration(
// --- BERUBAH: Kartu Latar Putih Bersih & Garis Halus ---
color: AppColors.cardBg,
borderRadius: BorderRadius.circular(20),
border: Border.all(color: AppColors.textSecondary.withValues(alpha: 0.15)),
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Row(
children: [
// --- BERUBAH: Warna Ikon Kontroler ---
Icon(Icons.settings_input_component,
color: isOn ? AppColors.primary : AppColors.textSecondary, size: 16),
const SizedBox(width: 6),
Expanded(
// --- BERUBAH: Warna Judul Kartu Kontrol ---
child: Text(title,
style: const TextStyle(
color: AppColors.textMain,
fontSize: 11,
fontWeight: FontWeight.bold)),
),
],
),
Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
// --- BERUBAH: Warna Status Mode ---
Text('Mode: ${mqtt.mode.toUpperCase()}',
style: const TextStyle(
color: AppColors.primary, fontSize: 9, fontWeight: FontWeight.bold)),
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Text(
isOn ? 'ON' : 'OFF',
style: TextStyle(
// --- BERUBAH: Warna Status ON/OFF ---
color: isOn ? AppColors.primary : AppColors.textSecondary,
fontSize: 12,
fontWeight: FontWeight.bold),
),
SizedBox(
height: 28,
child: Switch(
value: isOn,
onChanged: mqtt.mode == 'manual' ? onChanged : null,
// --- BERUBAH: Warna Switch ---
activeColor: AppColors.primary,
materialTapTargetSize: MaterialTapTargetSize.shrinkWrap,
),
),
],
),
],
),
],
),
);
}
}