Vanilla JavaScript frontend client cookie manipulation

cookies.js

const getCookie = (name) => {
  var value = '; ' + document.cookie
  var parts = value.split('; ' + name + '=')

  if (parts.length === 2) {
    return parts.pop().split(';').shift()
  }
}

const setCookie = (name, value) => {
  document.cookie = name + '=' + value + '; path=/'
}

const deleteCookie = (name) => {
  document.cookie = name + '=; expires=Thu, 01 Jan 1970 00:00:01 GMT;'
}