ks_pay 0.0.1
ks_pay: ^0.0.1 copied to clipboard
A Flutter package to process payments via Razorpay or PayU based on a backend-provided flag.
example/lib/main.dart
import 'package:flutter/material.dart';
import 'package:ks_pay/ks_pay.dart';
import 'package:random_string/random_string.dart';
void main() {
runApp(const MyApp());
}
class MyApp extends StatelessWidget {
const MyApp({super.key});
@override
Widget build(BuildContext context) {
return MaterialApp(
debugShowCheckedModeBanner: false,
title: 'KS Pay Example',
theme: ThemeData(
primarySwatch: Colors.blue,
),
home: const PaymentScreen(),
);
}
}
class PaymentMethod {
final String id;
final String name;
PaymentMethod(this.id, this.name);
}
class PaymentScreen extends StatefulWidget {
const PaymentScreen({super.key});
@override
State<PaymentScreen> createState() => _PaymentScreenState();
}
class _PaymentScreenState extends State<PaymentScreen> {
String _paymentStatus = 'Not started';
bool _isLoading = false;
final TextEditingController _signatureController = TextEditingController(
text: '',
);
final KsPay ksPay = KsPay.instance;
Future<void> _processPayment() async {
setState(() {
_isLoading = true;
_paymentStatus = 'Processing...';
});
// Use the signature from the text field
final String signature = _signatureController.text.trim();
if (signature.isEmpty) {
setState(() {
_isLoading = false;
_paymentStatus = 'Please enter a valid signature.';
});
return;
}
await ksPay.startPayment(
signature: signature,
isSandbox: true,
onSuccess: (response) {
setState(() {
_isLoading = false;
_paymentStatus =
'Payment successful!\nPayment ID: ${response.paymentId}';
});
},
onError: (error) {
setState(() {
_isLoading = false;
_paymentStatus = 'Payment failed: ${error.message}';
});
},
);
}
String generateUniqueString(int length) {
return randomAlphaNumeric(length);
}
@override
void dispose() {
// Clean up resources
ksPay.dispose();
_signatureController.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: const Text('KS Pay Example'),
),
body: ListView(
padding: const EdgeInsets.all(20.0),
children: [
Text(
'Payment Status:',
style: TextStyle(
fontSize: 18,
fontWeight: FontWeight.bold,
),
),
const SizedBox(height: 10),
Container(
width: double.infinity,
padding: const EdgeInsets.all(15),
decoration: BoxDecoration(
border: Border.all(color: Colors.grey),
borderRadius: BorderRadius.circular(8),
color: Colors.grey[50],
),
child: Text(
_paymentStatus,
style: TextStyle(fontSize: 16),
textAlign: TextAlign.center,
),
),
const SizedBox(height: 30),
TextField(
controller: _signatureController,
decoration: const InputDecoration(
labelText: 'Signature',
border: OutlineInputBorder(),
),
),
const SizedBox(height: 20),
if (_isLoading)
Center(child: const CircularProgressIndicator())
else
ElevatedButton(
onPressed: _processPayment,
child: const Text('Make Payment'),
),
const SizedBox(height: 20),
],
),
);
}
}