buildQueryString.ts

import { QueryVars } from "./types"

const buildQueryString = ( query: QueryVars ) => {
  
  // Bail if there's nothing in the Object
  if (Object.keys(query).length === 0) return "";
  
  // Build query string
  // Example: { q: 'zapatos', gl: 'ES', ceid: "es:es" } => '?q=zapatos&gl=ES&ceid=ES:es'
  const queryString = Object.keys(query).reduce((acc, key, index) => {
    const prefix = index === 0 ? '?' : '&'
    return `${acc}${prefix}${key}=${query[key]}`
  }, '')

  return queryString
}

export default buildQueryString;