import { redirect } from '@tanstack/react-router'

import type { AppLanguage } from '@/i18n'
import { getPreferredLanguage } from '@/i18n'
import { useAuthStore } from '@/store/auth-store'

import { initializeAuthSession, isAuthenticated } from './auth-session'

interface RequireAuthenticatedSessionOptions {
  fallbackLanguage?: AppLanguage
}

export async function requireAuthenticatedSession(
  options: RequireAuthenticatedSessionOptions = {},
) {
  await initializeAuthSession()

  if (isAuthenticated()) {
    return useAuthStore.getState()
  }

  throw redirect({
    to: '/$lang',
    params: {
      lang: options.fallbackLanguage ?? getPreferredLanguage(),
    },
    replace: true,
  })
}