functional-auth0.js

// Basic auth0 lock functionality written functionally rather than class based.

import auth0 from 'auth0-js'

const config = {
  domain: '',
  clientID: '',
  redirectUri: '',
  audience: '',
  responseType: '',
  scope: ''
}

const auth = new auth0.WebAuth(config)

export function login () {
  return auth.authorize()
}

function setAuthentication (result) {
  const expiresAt = JSON.stringify((result.expiresIn * 1000) + new Date().getTime())
  window.localStorage.setItem('access_token', result.accessToken)
  window.localStorage.setItem('id_token', result.idToken)
  window.localStorage.setItem('expires_at', expiresAt)
}

export function parseCallback () {
  return new Promise((resolve, reject) => {
    auth.parseHash((error, authResult) => {
      if (authResult && authResult.accessToken && authResult.idToken) {
        setAuthentication(authResult)
        resolve(authResult)
      } else {
        reject(error)
      }
    })
  })
}

export function logout () {
  // Clear Access Token and ID Token from local storage
  window.localStorage.removeItem('access_token')
  window.localStorage.removeItem('id_token')
  window.localStorage.removeItem('expires_at')
}

export function isAuthenticated () {
  const expires = JSON.parse(window.localStorage.getItem('expires_at'))
  return (new Date().getTime() < expires)
}