Pre request script to get bitbucket api auth on postman

pre-request-script-for-bitbucket-auth.js

const requestData = {
  grant_type: 'client_credentials',
  client_id: pm.environment.get('bitbucket_client_id'),
  client_secret: pm.environment.get('bitbucket_client_secret'),
}

const payload = Object
  .entries(requestData)
  .map(([key, value]) => `${key}=${value}`,)
  .join('&');

const preRequest = {
  method: 'POST',
  url: 'https://bitbucket.org/site/oauth2/access_token',
  header: 'Content-Type: application/x-www-form-urlencoded',
  body: {
    mode: 'raw',
    raw: payload,
  }
};

pm.sendRequest(preRequest, (err, response) => {
  if (err) {
    console.error('Error:', err);
    throw err;
  }
  
  
  const { access_token, refresh_token } = response.json();

  pm.environment.set("bitbucket_auth_token", access_token);
  pm.environment.set("bitbucket_refresh_token", refresh_token);
});