Ervaringen met het Tikkie API Portal

curl -X POST 'https://api-sandbox.abnamro.com/v2/tikkie/paymentrequests' \
-H 'API-Key: MY_API_KEY_HERE' \
-H 'X-App-Token: MY_APP_TOKEN_HERE' \
-H 'Content-Type: application/json' \
--data-raw '{ "amountInCents": 4500, "description": "geleverde wijnen",  "expiryDate": "2020-10-21",  "referenceId": "HA.2020.123" }'

package main
// testtikkie.go
// auteur: J.W. Teunisse, 10-10-2020

import (
  "bytes"
  "fmt"
  "io/ioutil"
  "net/http"
  s "strings"
  "time"
)

const TEST_URL_TOKEN = "https://api-sandbox.abnamro.com/v2/tikkie/sandboxapps"
const TEST_URL = "https://api-sandbox.abnamro.com/v2/tikkie/paymentrequests"
const PROD_URL = "https://api.abnamro.com/v2/tikkie/paymentrequests"
const TIKKIE_API_KEY = MY_API_KEY

var rTikkieAppToken string
var rTikkieURL string
var rMsgTekst string
var rTikkiePayReqToken string

func GetABNATikkieToken(pURL string, pTikkieApiKey string) bool {
  var urlOK bool
  // var postAddress string
  var postBody string
  var respBody, respStatus string
  var p, e int  
  urlOK = true
  postBody = ""
  fmt.Println(" postBody: ", postBody)
  req, err := http.NewRequest("POST", pURL, bytes.NewBuffer([]byte(postBody)))
  if err != nil {
		fmt.Println(" fatal Http Error reading NewRequest: ", err)
		urlOK = false
      rMsgTekst = "GetABNATikkieToken - HTTP Post Fatal error NewRequest"
		return urlOK
	}
	// Set headers
	req.Header.Set("API-Key", pTikkieApiKey)
	// req.Header.Set("Connection", "Close")
	// req.Header.Set("Content-Type", "application/json")
	// req.Header.Set("Authorization", "Basic "+pAuthorBase64)
	// Set client timeout
	client := &http.Client{Timeout: time.Second * 10}
    // Send request
	resp, err := client.Do(req)
	if err != nil {
		fmt.Println(" Fatal Error reading response. ", err)
		urlOK = false
      rMsgTekst = "GetABNATikkieToken - HTTP Post Fatal error reading response " // +err
		return urlOK
	}
	defer resp.Body.Close()
	fmt.Println(" response Status:", resp.Status)
   respStatus = resp.Status[0:3]
   fmt.Println(" respStatus:", respStatus)
   body, err := ioutil.ReadAll(resp.Body)
   if err != nil {
		fmt.Println(" Fatal Error reading response body. ", err)
		urlOK = false
      rMsgTekst = "GetABNATikkieToken - HTTP Post Fatal error reading resp.Body"
		return urlOK
   } else {
     respBody = string(body)
   }
   //  fmt.Printf(" %s\n", body)  // for testing
   fmt.Println(" respBody = ", respBody)
	if respStatus == "201" {
	  urlOK = true
     p = s.Index(respBody, `"appToken":"`)
     e = s.Index(respBody[p+11:], `"}`) 
     fmt.Println("  p, e = ", p, e)
     rTikkieAppToken = respBody[p+12:e+p+11]
     rMsgTekst = ""     
	} else {
     urlOK = false
     p = s.Index(respBody, `"message": "`)
     e = s.Index(respBody[p+11:], `",`)
     fmt.Println("  p, e = ", p, e)
     rMsgTekst = "GetABNATikkieToken - HTTP Post Fatal error: "+respStatus+", "+respBody[p+12:e+p+11]
	}
   return urlOK  
} // end of GetABNATikkieToken

func GetABNATikkieLink(pURL, pTikkieApiKey,pTikkieAppToken, pTikkieAmtCnts, pTikkieDescr, pTikkieExpDate, pTikkieRefID string) bool {
  var urlOK bool
  // var postAddress string
  var postBody string
  var respBody, respStatus string
  var p, e int  
  urlOK = true
  postBody = `{ "amountInCents": ` + pTikkieAmtCnts + `, "description": "` + pTikkieDescr + `", "expiryDate": "` + pTikkieExpDate + `",  "referenceId": "` + pTikkieRefID + `" }`   
  fmt.Println(" postBody: ", postBody)
  req, err := http.NewRequest("POST", pURL, bytes.NewBuffer([]byte(postBody)))
  if err != nil {
		fmt.Println(" fatal Http Error reading NewRequest: ", err)
		urlOK = false
      rMsgTekst = "GetABNATikkieLink - HTTP Post Fatal error NewRequest"
		return urlOK
	}
	// Set headers
	req.Header.Set("API-Key", pTikkieApiKey)
	req.Header.Set("X-App-Token", pTikkieAppToken)
	req.Header.Set("Content-Type", "application/json")
	// Set client timeout
	client := &http.Client{Timeout: time.Second * 10}
    // Send request
	resp, err := client.Do(req)
	if err != nil {
		fmt.Println(" Fatal Error reading response. ", err)
		urlOK = false
      rMsgTekst = "GetABNATikkieLink - HTTP Post Fatal error reading response " // +err
		return urlOK
	}
	defer resp.Body.Close()
	fmt.Println(" response Status:", resp.Status)
   respStatus = resp.Status[0:3]
   fmt.Println(" respStatus:", respStatus)
   body, err := ioutil.ReadAll(resp.Body)
   if err != nil {
		fmt.Println(" Fatal Error reading response body. ", err)
		urlOK = false
      rMsgTekst = "GetABNATikkieLink - HTTP Post Fatal error reading resp.Body"
		return urlOK
   } else {
     respBody = string(body)
   }
   //  fmt.Printf(" %s\n", body)  // for testing
   fmt.Println(" respBody = ", respBody)
	if respStatus == "201" {
	  urlOK = true
     p = s.Index(respBody, `"paymentRequestToken":"`)
     e = s.Index(respBody[p+23:], `","`) 
     fmt.Println(" payReqToken p, e = ", p, e)
     rTikkiePayReqToken = respBody[p+23:e+p+23]     
     p = s.Index(respBody, `"url":"`)
     e = s.Index(respBody[p+7:], `","`) 
     fmt.Println(" url p, e = ", p, e)
     rTikkieURL = respBody[p+7:e+p+7]
     fmt.Println(" payReqToken, url: ", rTikkiePayReqToken, rTikkieURL)
     rMsgTekst = ""     
	} else {
     urlOK = false
     p = s.Index(respBody, `"message": "`)
     e = s.Index(respBody[p+11:], `",`)
     fmt.Println("  p, e = ", p, e)
     rMsgTekst = "GetABNATikkieLink - HTTP Post Fatal error: "+respStatus+", "+respBody[p+12:e+p+11]
	}
   return urlOK  
} // end of GetABNATikkieLink

func main() {
  fmt.Println("Start ABNA Tikkie test")
  tikkieOK := GetABNATikkieToken(TEST_URL_TOKEN, TIKKIE_API_KEY)
  if tikkieOK {
    fmt.Println("Klaar: TikkieOK,  app-token = ", rTikkieAppToken)
  } else {
    fmt.Println("Klaar: Tikkie Not OK,  rMsgTekst = ", rMsgTekst)
  }  
  // GetABNATikkieLink(pURL, pTikkieApiKey,pTikkieAppToken,pTikkieAmtCnts, pTikkieDescr, pTikkieExpDate, pTikkieRefID string)
  tikkieOK = GetABNATikkieLink(TEST_URL, TIKKIE_API_KEY, rTikkieAppToken, "4194", "Geleverde wijnen", "2020-10-24", "factuurnr 2020.123")
  if tikkieOK {
    fmt.Println("Klaar: TikkieOK,  Tikkie URL = ", rTikkieURL)
  } else {
    fmt.Println("Klaar: Tikkie Not OK,  rMsgTekst = ", rMsgTekst)
  }  
}

D:\Ontwikkelomgeving\Go\src>go run testtikkie.go
Start ABNA Tikkie test
 postBody:
 response Status: 201 Created
 respStatus: 201
 respBody =  {"appToken":"53c79bf6-5834-4fea-9217-0eb60cf7d648"}
  p, e =  1 37

Klaar: TikkieOK,  app-token =  53c79bf6-5834-4fea-9217-0eb60cf7d648

 postBody:  { "amountInCents": 4194, "description": "Geleverde wijnen", "expiryDate": "2020-10-24",  "referenceId": "factuurnr 2020.123" }
 response Status: 201 Created
 respStatus: 201
 respBody =  {"paymentRequestToken":"nhmwkp4c9woyeQPFdvb3HN","amountInCents":4194,"referenceId":"factuurnr 2020.123","description":"Geleverde wijnen","url":"https://sbx.tikkie.me/pay/TSTEfDIAxJI/nhmwkp4c9woyeQPFdvb3HN","expiryDate":"2020-10-24","createdDateTime":"2020-10-10T13:24:42.898Z","status":"OPEN","numberOfPayments":0,"totalAmountPaidInCents":0}
 payReqToken p, e =  1 22
 url p, e =  137 60
 payReqToken, url:  nhmwkp4c9woyeQPFdvb3HN https://sbx.tikkie.me/pay/TSTEfDIAxJI/nhmwkp4c9woyeQPFdvb3HN
 
Klaar: TikkieOK,  Tikkie URL =  https://sbx.tikkie.me/pay/TSTEfDIAxJI/nhmwkp4c9woyeQPFdvb3HN

D:\Ontwikkelomgeving\Go\src>

//  file main.dart
//  package tikkie
//  author: Jan Willem Teunisse
//  edited: 17-10-2020 , Version: 0.0.1
//  
/// Package tikkie: contains methods to get Tikkie URL for creating a payment request
///
/// Description:
///  to do
///
import 'package:intl/intl.dart';
import 'package:http/http.dart' as http;
import 'dart:convert';
import 'dart:io';

void main(List arguments) async {
  const test_URL = "https://api-sandbox.abnamro.com/v2/tikkie/paymentrequests" ;
  const test_URL_Token = "https://api-sandbox.abnamro.com/v2/tikkie/sandboxapps" ;
  const prod_URL = "https://api.abnamro.com/v2/tikkie/paymentrequests" ;
  const TikkieApiKey = "MY_API_KEY" ; //  test of productie Api-Key
  String TikkieAppToken = "todo" ;
  String TikkieURL = "leeg" ;
  String TikkieAmountCents = "500" ;           // in euro centen
  String TikkieDescr = "Sandbox test Tikkie" ; // bijv. 'geleverde wijnen, ZA.2020.nnn  max. 35 tekens
  String TikkieExpDate = "Expiredate" ;        // format "jjj-mm-dd"
  String TikkieRefID = "Test.factuur.nr" ;     // format factuurnummer 'code.2020.nnn'
  String tikkieBody ;
  String TikkieError ;
  String respValues, status ;
  int p, e ;
  var now = new DateTime.now();
  var expDate = now.add(Duration(days: 14)); // add 14 days
  var formatter = new DateFormat('yyyy-MM-dd');
  TikkieExpDate = formatter.format(expDate);
  print("Start testing the Tikkie https post request:\r\n");
  tikkieBody = '{ "amountInCents": ' + TikkieAmountCents + ', "description": "' + TikkieDescr + '", "expiryDate": "'+ TikkieExpDate +
         '", "referenceId": "' + TikkieRefID + '" } ' ;
  print(" body: $tikkieBody") ;
  // nu http package gebruiken
  // Sending a POST request with headers, first the sandbox app-token
  var headers = {'API-Key': TikkieApiKey};
  http.Response responseTkn = await http.post(test_URL_Token, headers: headers, body: '') ;    // payload);
  print(responseTkn.statusCode); // 201
  var statusCode = responseTkn.statusCode ;
  respValues = responseTkn.body.toString() ;
  print("respValues: $respValues") ;
  Map jsonData = json.decode(responseTkn.body) as Map;
  if (statusCode == 201) {
    TikkieAppToken = jsonData['appToken'] ;
    print("201 app-token: $TikkieAppToken") ;
  } else {
    p = respValues.indexOf('"message": "', 1) ;
    e = respValues.indexOf('",', p+12) ;
    TikkieError = respValues.substring(p+12, e) ;
    status = statusCode.toString() ;
    print(" Error Statuscode $status, message: $TikkieError") ;
    print(" Test stopt hier ...") ; 
    exit(1) ;    
  }
  // Sending nu POST to create Tikkie payment request 
  headers = {'API-Key': TikkieApiKey, 'X-App-Token': TikkieAppToken, 'Content-Type': 'application/JSON'} ;
  http.Response responseTlk = await http.post(test_URL, headers: headers, body: tikkieBody) ;    // payload);
  print(responseTlk.statusCode); // 201
  statusCode = responseTlk.statusCode ;
  respValues = responseTlk.body.toString() ;
  print("respValues: $respValues") ;
  jsonData = json.decode(responseTlk.body) as Map;
  if (statusCode == 201) {
    TikkieURL = jsonData['url'] ;
    print("201 tikkie url: $TikkieURL") ;
  } else {
    p = respValues.indexOf('"message": "', 1) ;
    e = respValues.indexOf('",', p+12) ;
    TikkieError = respValues.substring(p+12, e) ;
    status = statusCode.toString() ;
    print(" Error Statuscode $status, message: $TikkieError") ;
    print(" Test stopt hier ...") ;   
  }
  
  print("\r\nEinde Tikkie test") ;
}

D:\Ontwikkelomgeving\Dart\tikkie>dart main.dart
Start testing the Tikkie https post request:

 body: { "amountInCents": 500, "description": "Sandbox test Tikkie", "expiryDate": "2020-10-31", "referenceId": "Test.factuur.nr" }
201
respValues: {"appToken":"da96d1a2-f2a5-4ada-bdc9-5156f1570f75"}
201 app-token: da96d1a2-f2a5-4ada-bdc9-5156f1570f75
201
respValues: {"paymentRequestToken":"ezwhvjb8EF6hGwBn4C4BAy","amountInCents":500,"referenceId":"Test.factuur.nr","description":"Sandbox test Tikkie","url":"https://sbx.tikkie.me/pay/TSTCSACkyLx/ezwhvjb8EF6hGwBn4C4BAy","expiryDate":"2020-10-31","createdDateTime":"2020-10-17T14:35:48.463Z","status":"OPEN","numberOfPayments":0,"totalAmountPaidInCents":0}
201 tikkie url: https://sbx.tikkie.me/pay/TSTCSACkyLx/ezwhvjb8EF6hGwBn4C4BAy

Einde Tikkie test

D:\Ontwikkelomgeving\Dart\tikkie>