chatbot-template/components/custom/navbar.tsx

import Form from 'next/form';
import Link from 'next/link';

import { auth, signOut } from '@/app/(auth)/auth';

import { History } from './history';
import { ThemeToggle } from './theme-toggle';
import { Button } from '../ui/button';
import {
  DropdownMenu,
  DropdownMenuContent,
  DropdownMenuItem,
  DropdownMenuTrigger,
} from '../ui/dropdown-menu';

export const Navbar = async () => {
  let session = await auth();

  return (
    <>
      <div className="bg-background absolute top-0 left-0 w-dvw py-2 px-3 justify-between flex flex-row items-center z-30">
        <div className="flex flex-row gap-3 items-center">
          <History user={session?.user} />
          <div className="flex flex-row gap-2 items-center">
            <div className="text-sm dark:text-zinc-300">Next.js Chatbot</div>
          </div>
        </div>

        {session ? (
          <DropdownMenu>
            <DropdownMenuTrigger asChild>
              <Button
                className="py-1.5 px-2 h-fit font-normal"
                variant="secondary"
              >
                {session.user?.email}
              </Button>
            </DropdownMenuTrigger>
            <DropdownMenuContent align="end">
              <DropdownMenuItem>
                <ThemeToggle />
              </DropdownMenuItem>
              <DropdownMenuItem className="p-1 z-50">
                <Form
                  className="w-full"
                  action={async () => {
                    'use server';

                    await signOut({
                      redirectTo: '/',
                    });
                  }}
                >
                  <button
                    type="submit"
                    className="w-full text-left px-1 py-0.5 text-red-500"
                  >
                    Sign out
                  </button>
                </Form>
              </DropdownMenuItem>
            </DropdownMenuContent>
          </DropdownMenu>
        ) : (
          <Button className="py-1.5 px-2 h-fit font-normal" asChild>
            <Link href="/login">Login</Link>
          </Button>
        )}
      </div>
    </>
  );
};