gatsby-source-nytimes-books-api/utils/getQueryString.js

This [GatsyJS](https://gatsbyjs.org) source plugin fetches data from the [NYTimes Books API](https://developer.nytimes.com/docs/books-product/1/overview)

const qs = require("querystring")

function getQueryString(paramValues, acceptedParams, queryObj = {}) {
  const paramKeys = Object.keys(paramValues)

  paramKeys.forEach(key => {
    if (acceptedParams.includes(key)) {
      queryObj[key] = paramValues[key]
    }
  })

  return qs.stringify(queryObj)
}

module.exports = getQueryString