// @todo in another file
const crypto = require('crypto')

const create = algorithm => async (buffer, opts = {}) => {
  const options = Object.assign(
    {
      outputFormat: 'hex',
    },
    opts
  )

  const hash = crypto.createHash(algorithm)
  hash.update(buffer, typeof buffer === 'string' ? 'utf8' : undefined)

  if (options.outputFormat === 'hex') {
    return hash.digest('hex')
  }

  return hash.digest().buffer
}

// @todo use a better sha @@security
const sha512 = create('sha512')

async function toPassword(password) {
  if (process.env.SKAVA123) {
    return 'Skava@123'
  } else {
    const hashed = await sha512(password || '@@empty')
    // @todo just check if it contains a number and aZ cool
    return hashed.slice(0, 27) + '@1aZ'
  }
}

// ^^^^^^ 1 file in uxui-modules or skava-graphql/deps

// vvvvvvvv simply use in
// 1. signup
// 2. login
// 3. update
// async function gogo() {
//   const hashed = await toPassword('eh jkhfiuy49t3%#$%&*(*^%$#@!21`')
//   console.log({hashed})
// }
// gogo()

export { toPassword }