"use client";

import { useQuery, useMutation, useQueryClient } from '@tanstack/react-query';
import * as authApi from '@/lib/api/auth';
import { useRouter } from 'next/navigation';

export function useCurrentUser() {
  return useQuery({
    queryKey: ['auth', 'user'],
    queryFn: () => authApi.getCurrentUser(),
    retry: false,
    staleTime: 5 * 60 * 1000, // 5 minutes
  });
}

export function useLogout() {
  const queryClient = useQueryClient();
  const router = useRouter();

  return useMutation({
    mutationFn: () => authApi.logout(),
    onSuccess: () => {
      queryClient.clear();
      router.push('/login');
    },
  });
}