how can i check if i iauthenticated

import useIsAuthenticated from 'react-auth-kit/hooks/useIsAuthenticated'

export const createCollectionsRoute = new Route({
  getParentRoute: () => collectionsLayoutRoute,
  path: '/create',
  component: CreateCollection,
  beforeLoad: async ({ location }) => {
    const isAuthenticated = useIsAuthenticated()
    if (!isAuthenticated()) {
      throw redirect({
        to: '/collections',
        search: {
          // Use the current location to power a redirect after login
          // (Do not use 

export const createCollectionsRoute = new Route({
  getParentRoute: () => collectionsLayoutRoute,
  path: '/create',
  component: CreateCollection,
  beforeLoad: async ({ location }) => {
    const isAuthenticated = useIsAuthenticated()
    if (!isAuthenticated()) {
      throw redirect({
        to: '/collections',
        search: {
          // Use the current location to power a redirect after login
          // (Do not use 

router.state.resolvedLocation

 as it can
          // potentially lag behind the actual current location)
          redirect: location.href,
        },
      })
    }
  },

 as it can
          // potentially lag behind the actual current location)
          redirect: location.href,
        },
      })
    }
  },