parseGBKQueryString.js

const iconv = require('iconv-lite')
const querystring = require('querystring')

const parseGBKQueryString = string => {
  return querystring.parse(string, null, null, {
    decodeURIComponent: v => {
      return iconv.decode(Array.from(unescape(v)).map(c => c.codePointAt()), 'gbk')
    }
  })
}