How to use

baseRequest

function

in

request

function callAPI (answer, renderResponse, callback) {
 var imgUrlArr = []
 var baseRequest = request.defaults({
  headers: {'Api-Key': process.env.GETTY_KEY,
       'Client-Secret': process.env.GETTY_SECRET}
 })
 var picAPI = 'https://api.gettyimages.com/v3/search/images?fields=id,title,thumb,referral_destinations&sort_order=best&phrase=' + answer

 baseRequest(picAPI, function(err, res, body) {
  // Maybe write something in case it doesn't return 5
  if (!err && res.statusCode == 200) {
   var imgObj = JSON.parse(body)
  }
  for(var i = 0; i < 5; i++) {
   imgUrlArr.push(imgObj.images[i].display_sizes[0].uri)
  }
  renderResponse.imagesArray = imgUrlArr
  callback(null, renderResponse)
 })
}

});
baseRequest(options, (err, resp, body) => {
 if (err) {
  return res.status(400).send({ error: err });