Dart

hacienda.go.cr Refrescar un Token

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Refreshes an access token for the Recepción de Comprobantes Electrónicos del Ministerio de Hacienda (Costa Rica) Dart

import 'package:chilkat/chilkat.dart';

void main() {
  // This example assumes the Chilkat API to have been previously unlocked.
  // See Global Unlock Sample for sample code.

  // It is assumed we previously obtained an OAuth2 access token.
  // This example loads the JSON access token file 
  // saved by this example: Get hacienda.co.cr OAuth2 Access Token

  final jsonToken = CkJsonObject();
  try {
    jsonToken.loadFile('qa_data/tokens/hacienda_cr.json');
  } on ChilkatException {
    print('Failed to load constantContact.json');
    return;
  }

  // The access token JSON looks like this:

  // {
  //   "access_token": "ey....",
  //   "expires_in": 300,
  //   "id_token": "ey....",
  //   "not-before-policy": 0,
  //   "refresh_expires_in": 1800,
  //   "refresh_token": "ey...",
  //   "session_state": "...",
  //   "token_type": "bearer"
  // }

  final http = CkHttp();

  // Implements the following CURL command:

  // curl -X "POST" "https://idp.comprobanteselectronicos.go.cr/auth/realms/rut-stag/protocol/openid-connect/token" \
  //  -H "Content-Type: application/x-www-form-urlencoded; charset=utf-8" \
  //  --data-urlencode "client_id=api-stag" \
  //  --data-urlencode "refresh_token=ey..." \
  //  --data-urlencode "grant_type=refresh_token"

  // Use the following online tool to generate HTTP code from a CURL command
  // Convert a cURL Command to HTTP Source Code

  final req = CkHttpRequest();
  req.httpVerb = 'POST';
  req.path = '/auth/realms/rut-stag/protocol/openid-connect/token';
  req.contentType = 'application/x-www-form-urlencoded';
  req.addParam('client_id', 'api-stag');
  req.addParam('refresh_token', jsonToken.stringOf('refresh_token'));
  req.addParam('grant_type', 'refresh_token');

  final resp = CkHttpResponse();
  try {
    http.httpReq('https://idp.comprobanteselectronicos.go.cr/auth/realms/rut-stag/protocol/openid-connect/token', req, resp);
  } on ChilkatException catch (e) {
    print(e.lastErrorText);
    return;
  }

  final sbResponseBody = CkStringBuilder();
  resp.getBodySb(sbResponseBody);
  final jResp = CkJsonObject();
  jResp.loadSb(sbResponseBody);
  jResp.emitCompact = false;

  print('Response Body:');
  print(jResp.emit());

  final respStatusCode = resp.statusCode;
  print('Response Status Code = $respStatusCode');
  if (respStatusCode >= 400) {
    print('Response Header:');
    print(resp.header);
    print('Failed.');
    return;
  }

  // Sample JSON response:
  // (Sample code for parsing the JSON response is shown below)

  // {
  //   "access_token": "ey....",
  //   "expires_in": 300,
  //   "id_token": "ey....",
  //   "not-before-policy": 0,
  //   "refresh_expires_in": 1800,
  //   "refresh_token": "ey...",
  //   "session_state": "...",
  //   "token_type": "bearer"
  // }

  // Sample code for parsing the JSON response...
  // Use the following online tool to generate parsing code from sample JSON:
  // Generate Parsing Code from JSON

  final accessToken = jResp.stringOf('access_token');
  final expiresIn = jResp.intOf('expires_in');
  final idToken = jResp.stringOf('id_token');
  final notBeforePolicy = jResp.intOf('not-before-policy');
  final refreshExpiresIn = jResp.intOf('refresh_expires_in');
  final refreshToken = jResp.stringOf('refresh_token');
  final sessionState = jResp.stringOf('session_state');
  final tokenType = jResp.stringOf('token_type');

  // Save the new JSON access token response to a file.
  jResp.writeFile('qa_data/tokens/haciendda_cr.json');
}