import { generateAuthenticationOptions } from '@simplewebauthn/server'

import { createLoginChallenge, getWebAuthnConfig } from '../../../../utils/webauthn'

export default defineEventHandler(async (event) => {
  const config = getWebAuthnConfig(event)
  const options = await generateAuthenticationOptions({
    rpID: config.rpID,
    userVerification: 'preferred'
  })
  const challengeToken = await createLoginChallenge(options.challenge)

  return {
    options,
    challengeToken
  }
})