smartfarming/lib/history_page.dart

293 lines
13 KiB
Dart

import 'package:flutter/material.dart';
import 'package:intl/intl.dart';
import 'firebase_service.dart';
class HistoryPage extends StatefulWidget {
final List<Map<String, dynamic>> history;
const HistoryPage({Key? key, required this.history}) : super(key: key);
@override
State<HistoryPage> createState() => _HistoryPageState();
}
class _HistoryPageState extends State<HistoryPage> {
final FirebaseService _firebaseService = FirebaseService();
Future<void> _deleteHistory(String id) async {
// Show confirmation dialog
final confirmed = await showDialog<bool>(
context: context,
builder: (context) => AlertDialog(
title: const Text('Konfirmasi Hapus'),
content: const Text('Apakah Anda yakin ingin menghapus data ini?'),
actions: [
TextButton(
onPressed: () => Navigator.pop(context, false),
child: const Text('Batal'),
),
TextButton(
onPressed: () => Navigator.pop(context, true),
style: TextButton.styleFrom(
foregroundColor: Colors.red,
),
child: const Text('Hapus'),
),
],
),
);
if (confirmed == true) {
try {
await _firebaseService.deleteHistory(id);
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(
content: Text('Data berhasil dihapus'),
backgroundColor: Colors.green,
),
);
} catch (e) {
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(
content: Text('Gagal menghapus data'),
backgroundColor: Colors.red,
),
);
}
}
}
@override
Widget build(BuildContext context) {
final theme = Theme.of(context);
// Sort history by timestamp descending (newest first)
final sortedHistory = List<Map<String, dynamic>>.from(widget.history)
..sort((a, b) => (b['timestamp'] as int).compareTo(a['timestamp'] as int));
return Scaffold(
backgroundColor: const Color(0xFFF6FFF9),
body: Column(
children: [
// Modern header dengan background gambar dan overlay gradient
Container(
width: double.infinity,
height: 110,
decoration: BoxDecoration(
image: const DecorationImage(
image: AssetImage('assets/greenhouse.jpg'),
fit: BoxFit.cover,
),
borderRadius: const BorderRadius.only(
bottomLeft: Radius.circular(32),
bottomRight: Radius.circular(32),
),
),
child: Container(
decoration: BoxDecoration(
gradient: LinearGradient(
begin: Alignment.topLeft,
end: Alignment.bottomRight,
colors: [
Colors.black.withOpacity(0.5),
Colors.black.withOpacity(0.3),
Colors.black.withOpacity(0.2),
],
stops: const [0.0, 0.5, 1.0],
),
borderRadius: const BorderRadius.only(
bottomLeft: Radius.circular(32),
bottomRight: Radius.circular(32),
),
),
child: Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
const Icon(Icons.history_rounded, color: Colors.white, size: 32),
const SizedBox(width: 12),
Text(
'Riwayat Data',
style: theme.textTheme.titleLarge?.copyWith(
color: Colors.white,
fontWeight: FontWeight.bold,
fontSize: 26,
letterSpacing: 1.2,
),
),
],
),
),
),
const SizedBox(height: 18),
Expanded(
child: Padding(
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 8),
child: widget.history.isEmpty
? const Center(
child: Text(
'Belum ada riwayat data',
style: TextStyle(fontSize: 16, color: Colors.grey),
),
)
: Card(
elevation: 6,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(22),
),
child: Padding(
padding: const EdgeInsets.all(16),
child: SingleChildScrollView(
child: SingleChildScrollView(
scrollDirection: Axis.horizontal,
child: DataTable(
headingRowColor: MaterialStateProperty.all(
const Color(0xFFE8F5E9),
),
headingTextStyle: const TextStyle(
fontWeight: FontWeight.bold,
color: Color(0xFF1CB56B),
fontSize: 15,
),
dataRowColor: MaterialStateProperty.resolveWith<Color?>(
(Set<MaterialState> states) {
if (states.contains(MaterialState.selected)) {
return Colors.green.withOpacity(0.15);
}
return null;
},
),
columns: const [
DataColumn(label: Text('Waktu')),
DataColumn(label: Text('Temperature')),
DataColumn(label: Text('Humidity')),
DataColumn(label: Text('Kipas')),
DataColumn(label: Text('Pompa')),
DataColumn(label: Text('Aksi')),
],
rows: List.generate(sortedHistory.length, (i) {
final h = sortedHistory[i];
final timestamp = h['timestamp'] as int;
final date = DateTime.fromMillisecondsSinceEpoch(timestamp);
final formattedDate = DateFormat('dd/MM/yyyy HH:mm').format(date);
final isEven = i % 2 == 0;
return DataRow(
color: MaterialStateProperty.all(
isEven ? Colors.white : const Color(0xFFF1F8E9),
),
cells: [
DataCell(
Text(
formattedDate,
style: const TextStyle(fontSize: 13),
),
),
DataCell(
Row(
children: [
const Icon(
Icons.thermostat,
color: Color(0xFF4FC3F7),
size: 18,
),
const SizedBox(width: 4),
Text(
'${(h['temperature'] as num).toStringAsFixed(1)} °C',
style: const TextStyle(
fontSize: 13,
),
),
],
),
),
DataCell(
Row(
children: [
const Icon(
Icons.water_drop,
color: Color(0xFF0288D1),
size: 18,
),
const SizedBox(width: 4),
Text(
'${(h['humidity'] as num).toStringAsFixed(1)} %',
style: const TextStyle(
fontSize: 13,
),
),
],
),
),
DataCell(
Container(
padding: const EdgeInsets.symmetric(
horizontal: 10,
vertical: 4,
),
decoration: BoxDecoration(
color: h['fanOn'] == true
? const Color(0xFFB9F6CA)
: const Color(0xFFFFCDD2),
borderRadius: BorderRadius.circular(12),
),
child: Text(
h['fanOn'] == true ? 'ON' : 'OFF',
style: TextStyle(
fontSize: 13,
fontWeight: FontWeight.bold,
color: h['fanOn'] == true
? Colors.green[800]
: Colors.red[800],
),
),
),
),
DataCell(
Container(
padding: const EdgeInsets.symmetric(
horizontal: 10,
vertical: 4,
),
decoration: BoxDecoration(
color: h['pumpOn'] == true
? const Color(0xFFB9F6CA)
: const Color(0xFFFFCDD2),
borderRadius: BorderRadius.circular(12),
),
child: Text(
h['pumpOn'] == true ? 'ON' : 'OFF',
style: TextStyle(
fontSize: 13,
fontWeight: FontWeight.bold,
color: h['pumpOn'] == true
? Colors.green[800]
: Colors.red[800],
),
),
),
),
DataCell(
IconButton(
icon: const Icon(
Icons.delete_outline,
color: Colors.red,
size: 20,
),
onPressed: () => _deleteHistory(h['id'] as String),
tooltip: 'Hapus data',
),
),
],
);
}),
),
),
),
),
),
),
),
],
),
);
}
}