commerce/framework/shopify/utils/handle-login.ts

import { ValidationError } from '@commerce/utils/errors'
import { setCustomerToken } from './customer-token'

const getErrorMessage = ({
  code,
  message,
}: {
  code: string
  message: string
}) => {
  switch (code) {
    case 'UNIDENTIFIED_CUSTOMER':
      message = 'Cannot find an account that matches the provided credentials'
      break
  }
  return message
}

const handleLogin = (data: any) => {
  const response = data.customerAccessTokenCreate
  const errors = response?.customerUserErrors

  if (errors && errors.length) {
    throw new ValidationError({
      message: getErrorMessage(errors[0]),
    })
  }

  const customerAccessToken = response?.customerAccessToken
  const accessToken = customerAccessToken?.accessToken

  if (accessToken) {
    setCustomerToken(accessToken)
  }

  return customerAccessToken
}

export default handleLogin