#!/usr/bin/env node

require('../lib/environment-helper')
const { asyncLocalStorage, defaultStore } = require('../lib/async-storage')
const userManagement = require('../lib/new-admin/graphql/modules/userManagement')
const authErrors = require('../lib/new-admin/graphql/errors')

const name = process.argv[2]
const role = process.argv[3]
const domain = process.env.HOSTNAME

if (!domain) {
  console.error('No hostname configured in the environment')
  process.exit(1)
}

if (!name || !role) {
  console.log('Usage: lamassu-register <email> <role>')
  console.log('<role> must be \'user\' or \'superuser\'')
  process.exit(2)
}

const emailRegex = /^(([^<>()[\]\\.,;:\s@\"]+(\.[^<>()[\]\\.,;:\s@\"]+)*)|(\".+\"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/

if (!emailRegex.test(name)) {
  console.log('Usage: <email> must be in an email format')
  process.exit(2)
}

if (role !== 'user' && role !== 'superuser') {
  console.log('Usage: <role> must be \'user\' or \'superuser\'')
  process.exit(2)
}

asyncLocalStorage.run(defaultStore(), () => {
  userManagement.createRegisterToken(name, role).then(token => {
    if (domain === 'localhost' && process.env.NODE_ENV !== 'production') {
      console.log(`https://${domain}:3001/register?t=${token.token}`)
    } else {
      console.log(`https://${domain}/register?t=${token.token}`)
    }

    process.exit(0)
  }).catch(err => {

    if (err instanceof authErrors.UserAlreadyExistsError){
      console.log(`A user with email ${name} already exists!`)
      process.exit(2)
    }
    
    console.log('Error: %s', err)
    process.exit(3)
  })
})