SDK Flutter

This SDK is designed to allow the integration of KKiaPay into your Flutter mobile application. To set it up you will need to create an account on kkiapay.me platform and follow the process here describes :

Installation

To use this package :

dependencies:
  flutter:
    sdk: flutter
  kkiapay_flutter_sdk:

For web

add to your index.html
<script src="https://cdn.kkiapay.me/k.js"></script>

Usage

import 'package:kkiapay_flutter_sdk/kkiapay_flutter_sdk.dart';

Initialise the Kkiapay Instance

final kkiapay = KKiaPay(
    @required callback: Function(Map<String, dynamic> response, BuildContext context),
    @required amount: int, // Ex : 1000
    @required apikey: String, // Ex : XXXX_public_api_key_XXX
    @required sandbox: bool, // Ex : true
    data: String, // Ex : 'Big data'
    phone: String, // Ex : "22961000000"
    name: String, // Ex : "John Doe"
    reason: String, // Ex : "transaction reason"
    email: String, // Ex : "[e-mail]"
    callbackUrl: String, // Ex : "http://kkiapay.me"
    theme: String, // Ex : "#222F5A"
    countries: List<String>, // Ex :  ["CI","BJ"]
    partnerId: String, // Ex : 'AxXxXXxId'
    paymentMethods: List<String> // Ex : ["momo","card"]
);

Create payment webview instance

Mobile:

Navigator.push( context, MaterialPageRoute(builder: (context) => kkiapay), );

Web:

KkiapayFlutterSdkPlatform.instance.pay( kkiapay, context, callback );

Example

import 'package:flutter/material.dart';
import 'package:kkiapay_flutter_sdk/kkiapay_flutter_sdk.dart';


void main() => runApp(App());

void callback(response, context) {
  switch ( response['status'] ) {

    case PAYMENT_CANCELLED:
      Navigator.pop(context);
      debugPrint(PAYMENT_CANCELLED);
    break;

    case PAYMENT_INIT:
      debugPrint(PAYMENT_INIT);
      break;

    case PENDING_PAYMENT:
      debugPrint(PENDING_PAYMENT);
      break;
      
    case PAYMENT_SUCCESS:
      Navigator.pop(context);
      Navigator.push(
        context,
        MaterialPageRoute(
          builder: (context) => SuccessScreen(
            amount: response['requestData']['amount'],
            transactionId: response['transactionId'],
          ),
        ),
      );
      break;

    default:
      debugPrint(UNKNOWN_EVENT);
      break;
  }
}

final kkiapay = KKiaPay(
    amount: 1000,//
    countries: ["BJ","CI","SN","TG"],//
    phone: "22961000000",//
    name: "John Doe",//
    email: "[e-mail]",//
    reason: 'Transaction reason',//
    data: 'Fake data',//
    sandbox: true,//
    apikey: public_api_key,//
    callback: callback,//
    theme: defaultTheme, // Ex : "#222F5A",
    partnerId: 'AxXxXXxId',//
    paymentMethods: ["momo","card"]//
);

class App extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      home: Scaffold(
        appBar: AppBar(
          backgroundColor: nColorPrimary,
          title: Text('Kkiapay Sample'),
          centerTitle: true,
        ),
        body: KkiapaySample(),
      ),
    );
  }
}

class KkiapaySample extends StatelessWidget {
  const KkiapaySample({
    Key? key,
  }) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return Center(
        child: Column(
          crossAxisAlignment: CrossAxisAlignment.center,
          mainAxisAlignment: MainAxisAlignment.center,
          children: [
            ButtonTheme(
              minWidth: 500.0,
              height: 100.0,
              child: TextButton(
                style: ButtonStyle(
                  backgroundColor: MaterialStateProperty.all(Color(0xff222F5A)),
                  foregroundColor: MaterialStateProperty.all(Colors.white),
                ),
                child: const Text(
                  'Pay Now',
                  style: TextStyle(color: Colors.white),
                ),
                onPressed: () {
                  Navigator.push(
                    context,
                    MaterialPageRoute(builder: (context) => kkiapay),
                  );
                },
              ),
            ),
            const SizedBox(height: 50,),
            ButtonTheme(
              minWidth: 500.0,
              height: 100.0,
              child: TextButton(
                style: ButtonStyle(
                  backgroundColor:
                  MaterialStateProperty.all(const Color(0xff222F5A)),
                  foregroundColor: MaterialStateProperty.all(Colors.white),
                ),
                child: const Text(
                  'Pay Now ( WEB )',
                  style: TextStyle(color: Colors.white),
                ),
                onPressed: () {
                  KkiapayFlutterSdkPlatform.instance.pay(kkiapay, context, callback);
                },
              ),
            )
          ],
        )
    );
  }
}

Reference

Argument	Type	Required	Details
phone	String	Yes	Valid mobile money number to debit. ex : 22967434270
amount	Numeric	Yes	Amount to debit from user account (XOF)
name	String	No	Client firstname and lastname
partnerId	String	No	Your id to find transaction
countries	List of String	No	Set widget countries ex: ["CI"]
paymentMethods	List of String	No	Set widget payment methods ex: ["momo","card"]
theme	String	No	the hexadecimal code of the color you want to give to your widget
apikey	String	Yes	public api key
sandbox	Boolean	No	The true value of this attribute allows you to switch to test mode
successCallback	Function	Yes	This function is called once the payment has been successfully made

the successCallback function takes two parameters in the following order
- Map<String,dynamic> containing the transaction information
  { 
    'requestData': {
      'amount': int,
      'phone': String,
      'reason': String,
      'data': String,
      'partnerId': String,
      'sandbox': bool,
      'name': String,
      'email': String
    },
    'transactionId': String, 
    'status': String 
  }
  
- the context of type BuildContext

For more informations on the SDK please follow the link below : KKiaPay Flutter SDK.