258 lines
10 KiB
Dart
258 lines
10 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:provider/provider.dart';
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import '../providers/history_provider.dart';
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import '../core/app_color.dart';
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import 'control_history_page.dart';
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class MonitoringHistoryPage extends StatefulWidget {
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const MonitoringHistoryPage({super.key});
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@override
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State<MonitoringHistoryPage> createState() => _MonitoringHistoryPageState();
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}
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class _MonitoringHistoryPageState extends State<MonitoringHistoryPage> {
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@override
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void initState() {
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super.initState();
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context.read<HistoryProvider>().startMonitoringListener();
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}
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@override
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Widget build(BuildContext context) {
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final provider = context.watch<HistoryProvider>();
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final history = provider.monitoringHistory;
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return Scaffold(
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backgroundColor: AppColor.background,
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appBar: AppBar(
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title: const Text('Histori Monitoring'),
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actions: [
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IconButton(
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icon: const Icon(Icons.delete_outline, color: Colors.redAccent),
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tooltip: 'Hapus Histori',
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onPressed: () {
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showDialog(
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context: context,
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builder: (context) => AlertDialog(
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title: const Text('Hapus Histori'),
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content: const Text('Apakah Anda yakin ingin menghapus semua data histori monitoring? Tindakan ini tidak dapat dibatalkan.'),
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actions: [
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TextButton(
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onPressed: () => Navigator.pop(context),
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child: const Text('Batal'),
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),
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TextButton(
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onPressed: () async {
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Navigator.pop(context);
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try {
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await context.read<HistoryProvider>().clearMonitoringHistory();
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if (context.mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(content: Text('Histori monitoring berhasil dihapus')),
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);
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}
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} catch (e) {
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if (context.mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text('Gagal menghapus histori: $e')),
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);
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}
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}
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},
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child: const Text('Hapus', style: TextStyle(color: Colors.red)),
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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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body: Padding(
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padding: const EdgeInsets.all(16.0),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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// Table Header Title + Button to Control History
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Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: [
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const Text(
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'Riwayat (setiap 5 menit)',
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style: TextStyle(
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fontSize: 15,
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fontWeight: FontWeight.bold,
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color: Colors.white70,
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),
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),
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TextButton.icon(
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onPressed: () {
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Navigator.push(
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context,
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MaterialPageRoute(builder: (_) => const ControlHistoryPage()),
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);
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},
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icon: const Icon(Icons.history, size: 16, color: Colors.blueAccent),
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label: const Text(
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'Histori Kontrol',
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style: TextStyle(color: Colors.blueAccent, fontSize: 13, fontWeight: FontWeight.bold),
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),
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style: TextButton.styleFrom(
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padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
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),
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),
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],
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),
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const SizedBox(height: 12),
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// Main Table Card
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Expanded(
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child: Card(
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color: AppColor.cardBg,
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child: Padding(
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padding: const EdgeInsets.all(12.0),
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child: Column(
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children: [
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// Column Headers
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Row(
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children: const [
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Expanded(
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flex: 4,
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child: Text(
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'Waktu',
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style: TextStyle(
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fontWeight: FontWeight.bold,
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color: Colors.grey,
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fontSize: 12,
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),
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),
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),
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Expanded(
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flex: 2,
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child: Text(
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'PM2.5',
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textAlign: TextAlign.center,
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style: TextStyle(
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fontWeight: FontWeight.bold,
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color: Colors.grey,
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fontSize: 12,
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),
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),
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),
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Expanded(
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flex: 2,
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child: Text(
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'CO₂',
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textAlign: TextAlign.center,
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style: TextStyle(
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fontWeight: FontWeight.bold,
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color: Colors.grey,
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fontSize: 12,
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),
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),
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),
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Expanded(
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flex: 3,
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child: Text(
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'Suhu / Lembap',
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textAlign: TextAlign.center,
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style: TextStyle(
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fontWeight: FontWeight.bold,
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color: Colors.grey,
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fontSize: 12,
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),
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),
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),
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],
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),
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const SizedBox(height: 10),
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const Divider(color: Colors.white24, height: 1),
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const SizedBox(height: 10),
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// Rows List
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Expanded(
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child: history.isEmpty
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? const Center(
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child: Text(
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'Belum ada data histori.',
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style: TextStyle(color: Colors.grey),
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),
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)
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: ListView.separated(
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itemCount: history.length,
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separatorBuilder: (context, i) => const Divider(
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color: Colors.white12,
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height: 16,
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),
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itemBuilder: (context, index) {
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final item = history[index];
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// Format timestamp for display (shorten year/seconds if needed)
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String displayTime = item.timestamp;
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if (displayTime.length > 16) {
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displayTime = displayTime.substring(0, 16);
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}
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return Row(
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children: [
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Expanded(
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flex: 4,
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child: Text(
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displayTime,
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style: const TextStyle(
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color: Colors.white,
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fontSize: 11,
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),
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),
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),
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Expanded(
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flex: 2,
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child: Text(
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'${item.pm25}',
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textAlign: TextAlign.center,
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style: const TextStyle(
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color: Colors.white,
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fontSize: 11,
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),
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),
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),
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Expanded(
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flex: 2,
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child: Text(
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'${item.co2.round()}',
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textAlign: TextAlign.center,
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style: const TextStyle(
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color: Colors.white,
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fontSize: 11,
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),
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),
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),
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Expanded(
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flex: 3,
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child: Text(
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'${item.temperature.round()}°C / ${item.humidity.round()}%',
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textAlign: TextAlign.center,
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style: const TextStyle(
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color: Colors.white,
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fontSize: 11,
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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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),
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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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