dancefinder-app/middleware/auth.js

import { useAuth } from '~/plugins/auth'

export default ({ app: { router } }) => {
  const onRedirectCallback = (appState) => {
    router.push(
      appState && appState.targetUrl
        ? appState.targetUrl
        : window.location.pathname
    )
  }
  useAuth(onRedirectCallback)
}