kmobile/lib/features/fund_transfer/screens/transaction_pin_screen.dart

139 lines
3.9 KiB
Dart

import 'package:flutter/material.dart';
import 'package:kmobile/features/fund_transfer/screens/transaction_success_screen.dart';
import 'package:material_symbols_icons/material_symbols_icons.dart';
class TransactionPinScreen extends StatefulWidget {
const TransactionPinScreen({super.key});
@override
State<TransactionPinScreen> createState() => _TransactionPinScreen();
}
class _TransactionPinScreen extends State<TransactionPinScreen> {
final List<String> _pin = [];
void _onKeyPressed(String value) {
setState(() {
if (value == 'back') {
if (_pin.isNotEmpty) _pin.removeLast();
} else if (_pin.length < 6) {
_pin.add(value);
}
});
}
Widget _buildPinIndicators() {
return Row(
mainAxisAlignment: MainAxisAlignment.center,
children: List.generate(6, (index) {
return Container(
margin: const EdgeInsets.symmetric(horizontal: 8),
width: 20,
height: 20,
decoration: BoxDecoration(
shape: BoxShape.circle,
border: Border.all(color: Colors.blue, width: 2),
color: index < _pin.length ? Colors.blue : Colors.transparent,
),
);
}),
);
}
Widget _buildKey(String label, {IconData? icon}) {
return Expanded(
child: InkWell(
onTap: () {
if (label == 'back') {
_onKeyPressed('back');
} else if (label == 'done') {
// Handle submit if needed
if (_pin.length == 6) {
Navigator.push(
context,
MaterialPageRoute(
builder: (context) => const TransactionSuccessScreen()));
} else {
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(content: Text("Please enter a 6-digit TPIN")),
);
}
} else {
_onKeyPressed(label);
}
},
child: Padding(
padding: const EdgeInsets.symmetric(vertical: 20),
child: Center(
child: icon != null
? Icon(icon, size: 28)
: Text(label, style: const TextStyle(fontSize: 24)),
),
),
),
);
}
Widget _buildKeypad() {
return Column(
mainAxisSize: MainAxisSize.min,
children: [
Row(children: [_buildKey('1'), _buildKey('2'), _buildKey('3')]),
Row(children: [_buildKey('4'), _buildKey('5'), _buildKey('6')]),
Row(children: [_buildKey('7'), _buildKey('8'), _buildKey('9')]),
Row(children: [
_buildKey('done', icon: Icons.check),
_buildKey('0'),
_buildKey('back', icon: Icons.backspace_outlined),
]),
],
);
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
leading: IconButton(
icon: const Icon(Symbols.arrow_back_ios_new),
onPressed: () {
Navigator.pop(context);
},
),
title: const Text(
'TPIN',
style: TextStyle(color: Colors.black, fontWeight: FontWeight.w500),
),
centerTitle: false,
actions: const [
Padding(
padding: EdgeInsets.only(right: 10.0),
child: CircleAvatar(
backgroundImage: AssetImage('assets/images/avatar.jpg'),
// Replace with your image
radius: 20,
),
),
],
),
body: Padding(
padding: const EdgeInsets.only(bottom: 20.0),
child: Column(
children: [
const Spacer(),
const Text(
'Enter Your TPIN',
style: TextStyle(fontSize: 18),
),
const SizedBox(height: 20),
_buildPinIndicators(),
const Spacer(),
_buildKeypad(),
],
),
),
);
}
}