advplyr.audiobookshelf/client/middleware/authenticated.js

export default function ({ store, redirect, route, app }) {
  // If the user is not authenticated
  if (!store.state.user.user) {
    if (route.name === 'batch' || route.name === 'index') return redirect('/login')
    return redirect(`/login?redirect=${route.fullPath}`)
  }
}