MIF_E31231313/Android/flutter_app/lib/screens/input_screen.dart

446 lines
14 KiB
Dart

import 'package:flutter/material.dart';
import '../app_design.dart';
import '../app_state.dart';
import 'loading_screen.dart';
class InputScreen extends StatefulWidget {
const InputScreen({super.key});
@override
State<InputScreen> createState() => _InputScreenState();
}
class _InputScreenState extends State<InputScreen> {
final _formKey = GlobalKey<FormState>();
final _birthDateController = TextEditingController();
final _measurementDateController = TextEditingController();
final _weightController = TextEditingController();
final _heightController = TextEditingController();
String _jenisKelamin = 'L';
String _caraUkur = 'standing';
DateTime? _birthDate;
DateTime? _measurementDate;
@override
void dispose() {
_birthDateController.dispose();
_measurementDateController.dispose();
_weightController.dispose();
_heightController.dispose();
super.dispose();
}
void _submit() {
FocusScope.of(context).unfocus();
if (!_formKey.currentState!.validate()) return;
final measurementDate = _measurementDate;
final childId = SgiziAppState.instance.activeChildId;
if (measurementDate == null || childId == null) {
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(
content: Text('Anak aktif dan tanggal ukur wajib dipilih.'),
),
);
return;
}
Navigator.of(context).push(
fadeRoute(
LoadingScreen(
payload: {
'child_id': childId,
'tanggal_ukur': _formatDateApi(measurementDate),
'berat_badan': _parseNumber(_weightController.text),
'tinggi_badan': _parseNumber(_heightController.text),
'cara_ukur': _caraUkur,
},
),
),
);
}
double _parseNumber(String input) {
return double.parse(input.trim().replaceAll(',', '.'));
}
@override
Widget build(BuildContext context) {
return Scaffold(
backgroundColor: SgColors.background,
appBar: AppBar(title: const Text('Input Data Gizi')),
body: SafeArea(
child: Form(
key: _formKey,
child: ListView(
padding: const EdgeInsets.fromLTRB(24, 20, 24, 112),
children: [
Row(
children: [
Text(
'LANGKAH 1 DARI 2',
style: AppTypography.caption.copyWith(
color: SgColors.primary,
fontWeight: FontWeight.w800,
letterSpacing: 0.8,
),
),
const Spacer(),
Text(
'Informasi Fisik',
style: AppTypography.caption.copyWith(
fontWeight: FontWeight.w700,
),
),
],
),
const SizedBox(height: 12),
ClipRRect(
borderRadius: BorderRadius.circular(999),
child: const LinearProgressIndicator(
value: 0.5,
minHeight: 8,
backgroundColor: Color(0xFFE9EEEC),
valueColor: AlwaysStoppedAnimation(SgColors.primary),
),
),
const SizedBox(height: 24),
HealthCard(
child: AnimatedBuilder(
animation: SgiziAppState.instance,
builder: (context, _) {
final child = SgiziAppState.instance.activeChild;
return Row(
children: [
const CircleAvatar(
radius: 26,
backgroundColor: Color(0xFFE9F6F2),
child: Icon(
Icons.child_care_rounded,
color: SgColors.primary,
),
),
const SizedBox(width: 14),
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
const Text(
'Anak Aktif',
style: AppTypography.caption,
),
Text(
child?.nama ?? 'Belum ada anak aktif',
style: AppTypography.h2,
),
Text(
child?.tanggalLahir ?? '-',
style: AppTypography.body,
),
],
),
),
],
);
},
),
),
const SizedBox(height: 24),
Text(
'Tanggal Pengukuran',
style: AppTypography.h3.copyWith(fontSize: 16),
),
const SizedBox(height: 8),
_buildDateField(
controller: _measurementDateController,
label: 'Pilih tanggal',
onTap: _pickTanggalUkur,
),
const SizedBox(height: 24),
Row(
children: [
Expanded(
child: _buildNumberCard(
controller: _weightController,
label: 'Berat Badan',
unit: 'kg',
icon: Icons.monitor_weight_outlined,
hint: '0.0',
),
),
const SizedBox(width: 16),
Expanded(
child: _buildNumberCard(
controller: _heightController,
label: 'Tinggi Badan',
unit: 'cm',
icon: Icons.straighten_rounded,
hint: '0.0',
),
),
],
),
const SizedBox(height: 24),
Text(
'Cara Pengukuran Tinggi',
style: AppTypography.h3.copyWith(fontSize: 16),
),
const SizedBox(height: 12),
_MeasureToggle(
value: _caraUkur,
onChanged: (value) => setState(() => _caraUkur = value),
),
const SizedBox(height: 24),
HealthCard(
color: const Color(0xFFEFF9F8),
borderColor: const Color(0xFFD8F0ED),
child: Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
const CircleAvatar(
radius: 22,
backgroundColor: Color(0xFFD7F0EF),
child: Icon(
Icons.info_outline_rounded,
color: SgColors.primary,
),
),
const SizedBox(width: 14),
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: const [
Text('Tips Akurasi:', style: AppTypography.h3),
SizedBox(height: 6),
Text(
'Gunakan timbangan digital dan pastikan anak tidak menggunakan alas kaki saat pengukuran tinggi badan.',
style: AppTypography.body,
),
],
),
),
],
),
),
],
),
),
),
bottomSheet: Container(
padding: const EdgeInsets.fromLTRB(24, 16, 24, 24),
decoration: BoxDecoration(
color: Colors.white.withValues(alpha: 0.96),
border: const Border(top: BorderSide(color: SgColors.border)),
),
child: SafeArea(
top: false,
child: PrimaryButton(
label: 'Hitung Sekarang',
icon: Icons.chevron_right_rounded,
onPressed: _submit,
),
),
),
);
}
Widget _buildDateField({
required TextEditingController controller,
required String label,
required VoidCallback onTap,
}) {
return TextFormField(
controller: controller,
readOnly: true,
style: AppTypography.h3.copyWith(fontSize: 16),
decoration: InputDecoration(
labelText: label,
suffixIcon: const Icon(Icons.calendar_month_outlined),
),
validator: (value) =>
(value ?? '').trim().isEmpty ? '$label wajib diisi.' : null,
onTap: onTap,
);
}
Widget _buildNumberCard({
required TextEditingController controller,
required String label,
required String unit,
required IconData icon,
required String hint,
}) {
return Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(label, style: AppTypography.h3),
const SizedBox(height: 10),
TextFormField(
controller: controller,
keyboardType: const TextInputType.numberWithOptions(decimal: true),
style: AppTypography.h2.copyWith(fontSize: 20),
decoration: InputDecoration(
prefixText: '$unit ',
hintText: hint,
suffixIcon: Icon(icon, size: 20),
),
validator: (value) => _validatePositiveNumber(value, label: label),
),
],
);
}
String? _validatePositiveNumber(String? value, {required String label}) {
final text = value?.trim() ?? '';
if (text.isEmpty) return '$label wajib diisi.';
final number = double.tryParse(text.replaceAll(',', '.'));
if (number == null) return '$label harus berupa angka.';
if (number <= 0) return '$label harus lebih dari 0.';
return null;
}
Future<void> _pickTanggalLahir() async {
final now = DateTime.now();
final initialDate =
_birthDate ?? DateTime(now.year - 3, now.month, now.day);
final pickedDate = await showDatePicker(
context: context,
initialDate: initialDate,
firstDate: DateTime(now.year - 6),
lastDate: now,
);
if (pickedDate == null) return;
setState(() {
_birthDate = pickedDate;
_birthDateController.text = _formatDateDisplay(pickedDate);
});
}
Future<void> _pickTanggalUkur() async {
final now = DateTime.now();
final initialDate = _measurementDate ?? now;
final pickedDate = await showDatePicker(
context: context,
initialDate: initialDate,
firstDate: DateTime(now.year - 1),
lastDate: DateTime(now.year + 1),
);
if (pickedDate == null) return;
setState(() {
_measurementDate = pickedDate;
_measurementDateController.text = _formatDateDisplay(pickedDate);
});
}
String _formatDateDisplay(DateTime date) {
final day = date.day.toString().padLeft(2, '0');
final month = date.month.toString().padLeft(2, '0');
final year = date.year.toString();
return '$year-$month-$day';
}
String _formatDateApi(DateTime date) => _formatDateDisplay(date);
}
class _MeasureToggle extends StatelessWidget {
const _MeasureToggle({required this.value, required this.onChanged});
final String value;
final ValueChanged<String> onChanged;
@override
Widget build(BuildContext context) {
return Container(
padding: const EdgeInsets.all(6),
decoration: BoxDecoration(
color: const Color(0xFFEDEEEE),
borderRadius: BorderRadius.circular(24),
),
child: Row(
children: [
_ToggleItem(
selected: value == 'standing',
label: 'Berdiri',
icon: Icons.accessible_forward_rounded,
onTap: () => onChanged('standing'),
),
_ToggleItem(
selected: value == 'lying',
label: 'Terlentang',
icon: Icons.bed_outlined,
onTap: () => onChanged('lying'),
),
],
),
);
}
}
class _ToggleItem extends StatelessWidget {
const _ToggleItem({
required this.selected,
required this.label,
required this.icon,
required this.onTap,
});
final bool selected;
final String label;
final IconData icon;
final VoidCallback onTap;
@override
Widget build(BuildContext context) {
return Expanded(
child: GestureDetector(
onTap: onTap,
child: AnimatedContainer(
duration: const Duration(milliseconds: 220),
curve: Curves.easeOut,
padding: const EdgeInsets.symmetric(vertical: 14),
decoration: BoxDecoration(
color: selected ? SgColors.primary : Colors.transparent,
borderRadius: BorderRadius.circular(18),
boxShadow: selected
? [
BoxShadow(
color: SgColors.primary.withValues(alpha: 0.22),
blurRadius: 12,
offset: const Offset(0, 6),
),
]
: null,
),
child: Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Icon(
icon,
color: selected ? Colors.white : SgColors.textSecondary,
size: 20,
),
const SizedBox(width: 8),
Text(
label,
style: AppTypography.h3.copyWith(
color: selected ? Colors.white : SgColors.textSecondary,
),
),
],
),
),
),
);
}
}