tuna_sdk 0.1.0

Tuna Gateway SDK.

example/lib/main.dart

// ignore_for_file: avoid_print
import 'package:flutter/material.dart';
import 'package:tuna_sdk/tuna_sdk.dart';
import 'package:webview_flutter/webview_flutter.dart';
import 'package:dio/dio.dart';

void main() {
  runApp(const MyApp());
}

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

  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(
        primarySwatch: Colors.blue,
      ),
      home: const MyHomePage(title: 'Flutter Demo Home Page'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  const MyHomePage({Key? key, required this.title}) : super(key: key);

  final String title;

  @override
  State<MyHomePage> createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  final Dio _dio = Dio();

  late final ThreeDS _threeDS;
  late final String _sessionid;
  late final Tuna _tuna;

  //-------------// Edit this data //-------------//
  final String _env = "prod";
  final CustomerData _customer = CustomerData("14", "[e-mail]");
  final String _partnerUniqueId = "666";
  final CardData _cardData = CardData(cardNumber: "xxxx", cardHolderName: "Card Holder", expirationMonth: 3, expirationYear: 2032, cvv: "200");

  //Sensible data
  final String _appToken = "xxxxxx";
  final String _account = "xxxxxxx";
  //Sensible data

  //-------------// Edit this data //-------------//

  Future<void> startPaymentTransaction() async {
    _tuna = await Tuna.create(_appToken, _account, _customer, _partnerUniqueId, env: _env);
    _sessionid = _tuna.sessionID;

    var generateResponse = await _tuna.tokenizer.generate(_cardData);

    _threeDS = ThreeDS(
      (message) async {
        if (message == "Data collection ready") {
          var initResponse = await callInit(generateResponse, _cardData);
          var threeDSInfo = ThreeDSInfo.fromJson(initResponse["methods"][0]["threeDSInfo"]);
          _threeDS.loadChallengeFrame(threeDSInfo);

          _tuna.doStatusLongPolling((statusPollResult) {
            if (statusPollResult.code == 1) {
              if (statusPollResult.paymentMethodConfirmed) {
                if (statusPollResult.paymentApproved ?? false) {
                  print("Payment approved!");
                } else {
                  print("Payment refused");
                }
              } else {
                print("Error");
              }
            } else {
              print("Error");
            }
          }, initResponse["methods"][0]["methodId"], initResponse["paymentKey"]);
        }
      },
    );

    _threeDS.loadDataCollectionFrame(generateResponse.authenticationInformation!.accessToken!, generateResponse.authenticationInformation!.deviceDataCollectionUrl!);
  }

  Future<dynamic> callInit(GenerateResponse generateResponse, CardData cardData) async {
    try {
      Response response = await _dio.post(
        'https://engine.tunagateway.com/api/Payment/Init',
        options: Options(
          headers: {
            'accept': 'application/json',
            'x-tuna-account': _account,
            'x-tuna-apptoken': _appToken,
            'Content-Type': 'application/json',
            'Idempotency-Key': 'YzHfUsJHm73412df',
          },
        ),
        data: {
          "PartnerUniqueID": _partnerUniqueId,
          "TokenSession": _sessionid,
          "Customer": {"Email": _customer.email, "ID": _customer.id, "Document": "160.756.340-10", "DocumentType": "CPF"},
          "FrontData": {"SessionID": "3ca3cc8ff8eac0093a4097de219f2a8c", "Origin": "WEBSITE", "IpAddress": "172.18.0.1", "CookiesAccepted": true},
          "PaymentItems": {
            "Items": [
              {
                "Amount": 10,
                "ProductDescription": "Sample Product",
                "ItemQuantity": 1,
                "CategoryName": "simple",
                "AntiFraud": {"Ean": "24-WB04"}
              }
            ]
          },
          "PaymentData": {
            "Countrycode": "BR",
            "DeliveryAddress": {
              "Street": "Sample Street",
              "Number": "288",
              "City": "Salvador",
              "State": "BA",
              "Country": "BR",
              "PostalCode": "41341-545",
              "Phone": "(71)999999929"
            },
            "SalesChannel": "ECOMMERCE",
            "Amount": 10,
            "PaymentMethods": [
              {
                "PaymentMethodType": "1",
                "Amount": 10,
                "Installments": 1,
                "cardInfo": {
                  "CardNumber": cardData.cardNumber,
                  "CardHolderName": cardData.cardHolderName,
                  "BrandName": generateResponse.brand,
                  "ExpirationMonth": cardData.expirationMonth,
                  "ExpirationYear": cardData.expirationYear,
                  "Token": generateResponse.token,
                  "TokenProvider": "Tuna",
                  "TokenSingleUse": cardData.singleUse,
                  "SaveCard": !(cardData.singleUse ?? true),
                  "BillingInfo": {"Document": "160.756.340-10", "DocumentType": "CPF", "Address": {}}
                },
                "AuthenticationInformation": {
                  "Code": _sessionid,
                  "ReferenceId": generateResponse.authenticationInformation!.referenceId!,
                  "TransactionId": generateResponse.authenticationInformation!.transactionId!
                }
              }
            ]
          }
        },
      );

      return response.data;
    } catch (error, stacktrace) {
      print('Error: $error, Stacktrace: $stacktrace');
    }
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
        appBar: AppBar(
          title: Text(widget.title),
        ),
        body: FutureBuilder(
          future: startPaymentTransaction(),
          builder: (context, AsyncSnapshot<dynamic> snapshot) {
            if (snapshot.connectionState == ConnectionState.waiting) {
              return const Center(
                child: CircularProgressIndicator(),
              );
            } else {
              if (snapshot.hasError) {
                return const Center(
                  child: Text('Ocorreu um erro ao carregar os dados.'),
                );
              } else {
                return WebViewWidget(controller: _threeDS.webViewController);
              }
            }
          },
        ));
  }
}