MIF_E31221269/lib/screens/angkakematian.dart

749 lines
30 KiB
Dart

import 'package:flutter/material.dart';
import 'package:jago/services/db_helper.dart';
import 'package:excel/excel.dart' as excel;
import 'dart:io';
import 'package:intl/intl.dart';
class AngkaKematianPage extends StatefulWidget {
@override
_AngkaKematianPageState createState() => _AngkaKematianPageState();
}
class _AngkaKematianPageState extends State<AngkaKematianPage> {
final List<Map<String, String>> dataKematian = [];
final DatabaseHelper _dbHelper = DatabaseHelper();
String selectedDate = "";
// Tambahkan variabel untuk row pages
int _rowsPerPage = 10;
List<int> _rowsPerPageOptions = [5, 10, 20, 50, 100];
int _currentPage = 0;
@override
void initState() {
super.initState();
_loadData();
}
Future<void> _loadData() async {
await _autoDeleteOldData();
List<Map<String, dynamic>> dbData = await _dbHelper.getAngkaKematian();
setState(() {
dataKematian.clear();
dataKematian.addAll(dbData.map((e) => {
'tanggal': e['tanggal'],
'angka': e['angka'].toString(),
'kloter': e['kloter'].toString(),
}));
});
}
Future<void> _saveDataToDB(String tanggal, String angka, String kloter) async {
await _dbHelper.insertAngkaKematian({'tanggal': tanggal, 'angka': int.parse(angka), 'kloter': int.parse(kloter)});
_loadData();
}
Future<void> _autoDeleteOldData() async {
final currentDate = DateTime.now();
final thresholdDate = currentDate.subtract(Duration(days: 30)); // Example: delete entries older than 30 days
List<Map<String, dynamic>> allData = await _dbHelper.getAngkaKematian();
for (var item in allData) {
DateTime itemDate = DateTime.parse(item['tanggal']);
if (itemDate.isBefore(thresholdDate)) {
await _dbHelper.deleteAngkaKematian(item['tanggal'], item['kloter']);
}
}
}
void _showAddDataDialog() {
TextEditingController dateController = TextEditingController();
TextEditingController angkaController = TextEditingController();
TextEditingController kloterController = TextEditingController();
// Set tanggal hari ini sebagai default
dateController.text = DateTime.now().toString().split(' ')[0];
showDialog(
context: context,
builder: (context) {
return AlertDialog(
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(15)),
title: Column(
children: [
Icon(Icons.analytics, color: Color(0xFFA82429), size: 40),
SizedBox(height: 10),
Text(
'Tambah Data Kematian',
style: TextStyle(
color: Color(0xFFA82429),
fontWeight: FontWeight.bold
)
),
],
),
content: Column(
mainAxisSize: MainAxisSize.min,
children: [
TextField(
controller: dateController,
decoration: InputDecoration(
labelText: 'Tanggal:',
labelStyle: TextStyle(color: Color(0xFFA82429)),
enabledBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(10),
borderSide: BorderSide(color: Colors.grey.shade400),
),
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(10),
borderSide: BorderSide(color: Color(0xFFA82429)),
),
suffixIcon: IconButton(
icon: Icon(Icons.calendar_today, color: Color(0xFFA82429)),
onPressed: () async {
DateTime? pickedDate = await showDatePicker(
context: context,
initialDate: DateTime.now(),
firstDate: DateTime(2000),
lastDate: DateTime(2101),
builder: (context, child) {
return Theme(
data: Theme.of(context).copyWith(
colorScheme: ColorScheme.light(
primary: Color(0xFFA82429),
onPrimary: Colors.white,
),
),
child: child!,
);
},
);
if (pickedDate != null) {
dateController.text = "${pickedDate.toLocal()}".split(' ')[0];
}
},
),
),
),
SizedBox(height: 16),
TextField(
controller: angkaController,
decoration: InputDecoration(
labelText: 'Angka kematian:',
labelStyle: TextStyle(color: Color(0xFFA82429)),
enabledBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(10),
borderSide: BorderSide(color: Colors.grey.shade400),
),
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(10),
borderSide: BorderSide(color: Color(0xFFA82429)),
),
),
keyboardType: TextInputType.number,
),
SizedBox(height: 16),
TextField(
controller: kloterController,
decoration: InputDecoration(
labelText: 'Kloter (angka):',
labelStyle: TextStyle(color: Color(0xFFA82429)),
enabledBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(10),
borderSide: BorderSide(color: Colors.grey.shade400),
),
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(10),
borderSide: BorderSide(color: Color(0xFFA82429)),
),
),
keyboardType: TextInputType.number,
),
SizedBox(height: 24),
Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
TextButton(
onPressed: () {
Navigator.pop(context);
},
child: Text('Batal', style: TextStyle(color: Colors.grey[600])),
style: TextButton.styleFrom(
padding: EdgeInsets.symmetric(horizontal: 20, vertical: 12),
),
),
SizedBox(width: 16),
ElevatedButton(
onPressed: () {
// Validasi input
if (dateController.text.isEmpty ||
angkaController.text.isEmpty ||
kloterController.text.isEmpty) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(content: Text('Semua kolom harus diisi'))
);
return;
}
_saveDataToDB(dateController.text, angkaController.text, kloterController.text);
Navigator.pop(context);
},
child: Text('Tambah', style: TextStyle(color: Colors.white, fontWeight: FontWeight.bold)),
style: ElevatedButton.styleFrom(
backgroundColor: const Color(0xFFA82429),
padding: EdgeInsets.symmetric(horizontal: 24, vertical: 12),
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(10),
),
),
),
],
),
],
),
);
},
);
}
void _selectDate() async {
DateTime? pickedDate = await showDatePicker(
context: context,
initialDate: DateTime.now(),
firstDate: DateTime(2000),
lastDate: DateTime(2101),
builder: (context, child) {
return Theme(
data: Theme.of(context).copyWith(
colorScheme: ColorScheme.light(
primary: Color(0xFFA82429),
onPrimary: Colors.white,
),
),
child: child!,
);
},
);
if (pickedDate != null) {
setState(() {
selectedDate = "${pickedDate.toLocal()}".split(' ')[0];
});
}
}
Future<void> _downloadDataAsExcel() async {
var excelFile = excel.Excel.createExcel();
var sheet = excelFile['Sheet1'];
sheet.appendRow(['Tanggal', 'Angka Kematian', 'Kloter']);
for (var item in dataKematian) {
sheet.appendRow([item['tanggal'], item['angka'], item['kloter']]);
}
final directory = Directory('/storage/emulated/0/Documents/Data Angka Kematian');
if (!(await directory.exists())) {
await directory.create(recursive: true);
}
String filePath = '${directory.path}/AngkaKematian.xlsx';
File(filePath).writeAsBytesSync(excelFile.encode()!);
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text('Data angka kematian berhasil diunduh sebagai Excel'),
backgroundColor: Color(0xFFA82429),
behavior: SnackBarBehavior.floating,
action: SnackBarAction(
label: 'OK',
textColor: Colors.white,
onPressed: () {},
),
)
);
}
// Tambahkan method untuk paginasi
List<Map<String, String>> _getPaginatedData() {
// Filter data berdasarkan tanggal jika dipilih
List<Map<String, String>> filteredData = selectedDate.isEmpty
? dataKematian
: dataKematian.where((item) => item['tanggal'] == selectedDate).toList();
if (filteredData.isEmpty) return [];
int startIndex = _currentPage * _rowsPerPage;
int endIndex = startIndex + _rowsPerPage;
if (startIndex >= filteredData.length) {
_currentPage = 0;
startIndex = 0;
endIndex = _rowsPerPage;
}
if (endIndex > filteredData.length) {
endIndex = filteredData.length;
}
return filteredData.sublist(startIndex, endIndex);
}
int getTotalKematian() {
int total = 0;
for (var item in dataKematian) {
total += int.parse(item['angka'] ?? '0');
}
return total;
}
@override
Widget build(BuildContext context) {
// Dapatkan data yang sudah dipaginasi
final paginatedData = _getPaginatedData();
// Hitung total halaman berdasarkan data yang sudah difilter
final filteredData = selectedDate.isEmpty
? dataKematian
: dataKematian.where((item) => item['tanggal'] == selectedDate).toList();
final int totalPages = (filteredData.length / _rowsPerPage).ceil();
return Scaffold(
appBar: AppBar(
backgroundColor: Color(0xFFA82429),
elevation: 0,
leading: IconButton(
icon: Icon(Icons.arrow_back, color: Colors.white),
onPressed: () => Navigator.pop(context),
),
title: Text(
'Data Angka Kematian',
style: TextStyle(
color: Colors.white,
fontWeight: FontWeight.bold,
)
),
actions: [
IconButton(
icon: Icon(Icons.file_download, color: Colors.white),
onPressed: _downloadDataAsExcel,
),
],
),
body: Column(
children: [
// Header dengan background curved
Container(
padding: EdgeInsets.fromLTRB(16, 0, 16, 20),
decoration: BoxDecoration(
color: Color(0xFFA82429),
borderRadius: BorderRadius.only(
bottomLeft: Radius.circular(30),
bottomRight: Radius.circular(30),
),
boxShadow: [
BoxShadow(
color: Colors.grey.withOpacity(0.5),
spreadRadius: 2,
blurRadius: 5,
offset: Offset(0, 3),
),
],
),
child: Column(
children: [
// Filter tanggal
Container(
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(10),
boxShadow: [
BoxShadow(
color: Colors.black.withOpacity(0.1),
blurRadius: 4,
offset: Offset(0, 2),
),
],
),
child: InkWell(
onTap: _selectDate,
child: Container(
padding: EdgeInsets.symmetric(horizontal: 16, vertical: 12),
child: Row(
children: [
Icon(
Icons.calendar_today,
color: Color(0xFFA82429),
size: 20,
),
SizedBox(width: 12),
Expanded(
child: Text(
selectedDate.isEmpty
? 'Semua Tanggal'
: 'Tanggal: ${DateFormat('dd/MM/yyyy').format(DateTime.parse(selectedDate))}',
style: TextStyle(
fontSize: 14,
fontWeight: FontWeight.bold,
color: Colors.black87,
),
),
),
if (selectedDate.isNotEmpty)
IconButton(
icon: Icon(Icons.close, color: Colors.grey, size: 20),
onPressed: () {
setState(() {
selectedDate = "";
});
},
),
],
),
),
),
),
SizedBox(height: 16),
// Card informasi
Card(
color: Colors.white,
elevation: 4,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(15),
),
child: Padding(
padding: EdgeInsets.all(16),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'Total Kematian',
style: TextStyle(
color: Colors.grey[600],
fontSize: 14,
),
),
SizedBox(height: 4),
Text(
'${getTotalKematian()}',
style: TextStyle(
color: Color(0xFFA82429),
fontWeight: FontWeight.bold,
fontSize: 22,
),
),
],
),
Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'Jumlah Data',
style: TextStyle(
color: Colors.grey[600],
fontSize: 14,
),
),
SizedBox(height: 4),
Text(
'${dataKematian.length}',
style: TextStyle(
color: Colors.blue,
fontWeight: FontWeight.bold,
fontSize: 22,
),
),
],
),
],
),
),
),
],
),
),
// Paginasi controls
Padding(
padding: EdgeInsets.fromLTRB(16, 16, 16, 8),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Row(
children: [
Text(
'Baris per halaman: ',
style: TextStyle(fontSize: 14, color: Colors.grey[600]),
),
Container(
padding: EdgeInsets.symmetric(horizontal: 8, vertical: 0),
decoration: BoxDecoration(
border: Border.all(color: Colors.grey.shade300),
borderRadius: BorderRadius.circular(4),
),
child: DropdownButtonHideUnderline(
child: DropdownButton<int>(
value: _rowsPerPage,
isDense: true,
items: _rowsPerPageOptions.map((int value) {
return DropdownMenuItem<int>(
value: value,
child: Text(value.toString()),
);
}).toList(),
onChanged: (newValue) {
if (newValue != null) {
setState(() {
_rowsPerPage = newValue;
_currentPage = 0; // Reset ke halaman pertama
});
}
},
),
),
),
],
),
if (totalPages > 0)
Row(
children: [
IconButton(
icon: Icon(Icons.arrow_back_ios, size: 16),
color: _currentPage > 0 ? Color(0xFFA82429) : Colors.grey,
onPressed: _currentPage > 0
? () {
setState(() {
_currentPage--;
});
}
: null,
),
Container(
padding: EdgeInsets.symmetric(horizontal: 12, vertical: 6),
decoration: BoxDecoration(
color: Color(0xFFA82429),
borderRadius: BorderRadius.circular(12),
),
child: Text(
'${_currentPage + 1} / $totalPages',
style: TextStyle(
color: Colors.white,
fontWeight: FontWeight.bold,
),
),
),
IconButton(
icon: Icon(Icons.arrow_forward_ios, size: 16),
color: _currentPage < totalPages - 1 ? Color(0xFFA82429) : Colors.grey,
onPressed: _currentPage < totalPages - 1
? () {
setState(() {
_currentPage++;
});
}
: null,
),
],
),
],
),
),
// List of kematian items
Expanded(
child: RefreshIndicator(
onRefresh: _loadData,
color: Color(0xFFA82429),
child: paginatedData.isEmpty
? Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Icon(
Icons.cloud_off,
size: 64,
color: Colors.grey,
),
SizedBox(height: 16),
Text(
selectedDate.isEmpty
? 'Tidak ada data kematian'
: 'Tidak ada data kematian untuk tanggal ini',
style: TextStyle(
color: Colors.grey[600],
fontSize: 16,
),
textAlign: TextAlign.center,
),
],
),
)
: ListView.builder(
padding: EdgeInsets.symmetric(horizontal: 16),
itemCount: paginatedData.length,
itemBuilder: (context, index) {
final item = paginatedData[index];
return Dismissible(
key: Key(item['tanggal']! + item['kloter']!),
background: Container(
padding: EdgeInsets.symmetric(horizontal: 20),
decoration: BoxDecoration(
color: Colors.red,
borderRadius: BorderRadius.circular(15),
),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Icon(Icons.delete, color: Colors.white),
Icon(Icons.delete, color: Colors.white),
],
),
),
confirmDismiss: (direction) async {
bool? result = await showDialog<bool>(
context: context,
builder: (context) {
return AlertDialog(
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(15)),
title: Text(
'Hapus Data',
style: TextStyle(
color: Color(0xFFA82429),
fontWeight: FontWeight.bold
),
),
content: Column(
mainAxisSize: MainAxisSize.min,
children: [
Icon(
Icons.warning_amber_rounded,
color: Colors.orange,
size: 48,
),
SizedBox(height: 16),
Text('Apakah Anda yakin ingin menghapus data untuk kloter ${item['kloter']} pada tanggal ${DateFormat('dd/MM/yyyy').format(DateTime.parse(item['tanggal']!))}?'),
],
),
actions: [
TextButton(
onPressed: () => Navigator.pop(context, false),
child: Text('Batal'),
),
ElevatedButton(
onPressed: () => Navigator.pop(context, true),
child: Text('Hapus', style: TextStyle(color: Colors.white)),
style: ElevatedButton.styleFrom(
backgroundColor: Colors.red,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(8),
),
),
),
],
);
},
);
if (result == true) {
await _dbHelper.deleteAngkaKematian(item['tanggal']!, item['kloter']!);
_loadData();
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text('Data untuk kloter ${item['kloter']} berhasil dihapus'),
backgroundColor: Color(0xFFA82429),
behavior: SnackBarBehavior.floating,
)
);
}
return result;
},
child: Card(
elevation: 3,
margin: EdgeInsets.only(bottom: 12),
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(15),
),
child: Padding(
padding: EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Row(
children: [
Icon(Icons.calendar_month, color: Color(0xFFA82429), size: 20),
SizedBox(width: 8),
Text(
DateFormat('dd/MM/yyyy').format(DateTime.parse(item['tanggal']!)),
style: TextStyle(
fontWeight: FontWeight.bold,
fontSize: 16,
),
),
],
),
Container(
padding: EdgeInsets.symmetric(horizontal: 10, vertical: 5),
decoration: BoxDecoration(
color: Color(0xFFA82429).withOpacity(0.1),
borderRadius: BorderRadius.circular(20),
),
child: Text(
'Kloter ${item['kloter']}',
style: TextStyle(
fontSize: 12,
fontWeight: FontWeight.bold,
color: Color(0xFFA82429),
),
),
),
],
),
SizedBox(height: 12),
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Text(
'Jumlah Kematian:',
style: TextStyle(
color: Colors.grey[600],
fontSize: 14,
),
),
Row(
children: [
Icon(Icons.remove_circle_outline,
color: int.parse(item['angka']!) > 5 ? Colors.red : Colors.orange,
size: 18),
SizedBox(width: 4),
Text(
'${item['angka']} ekor',
style: TextStyle(
fontSize: 18,
fontWeight: FontWeight.bold,
color: int.parse(item['angka']!) > 5 ? Colors.red : Colors.orange,
),
),
],
),
],
),
],
),
),
),
);
},
),
),
),
],
),
floatingActionButton: FloatingActionButton(
backgroundColor: Color(0xFFA82429),
child: Icon(Icons.add, color: Colors.white),
onPressed: _showAddDataDialog,
),
);
}
}