import Link from 'next/link';
import React from 'react';
import { Disclosure, Menu, Transition } from '@headlessui/react'
import { BellIcon, MenuIcon, XIcon } from '@heroicons/react/outline'

const navigation = [
  { name: 'Главная', href: '/', current: true },
  { name: 'Правила', href: '/posts/[slug]', as:'/posts/regulations', current: false },
  { name: 'Регистрация', href: '/registration', current: false },
  { name: 'О нас', href: '/about', current: false },
]

function classNames(...classes) {
  return classes.filter(Boolean).join(' ')
}

const Navigation = (): JSX.Element => {
  return (
    <Disclosure as="nav" className="">
      {({ open }) => (
        <>
          <div className="max-w-7xl mx-auto px-2 sm:px-6 lg:max-width">
            <div className="relative flex items-center justify-between h-16">
              <div className="absolute inset-y-0 left-0 flex items-center sm:contents lg:hidden">
                {/* Mobile menu button*/}
                <Disclosure.Button className="inline-flex items-center justify-center p-2 rounded-md text-gray-400 hover:text-white hover:bg-gray-700 focus:outline-none focus:ring-2 focus:ring-inset focus:ring-white">
                  <span className="sr-only">Open main menu</span>
                  {open ? (
                    <XIcon className="block h-6 w-6" aria-hidden="true" />
                  ) : (
                    <MenuIcon className="block h-6 w-6" aria-hidden="true" />
                  )}
                </Disclosure.Button>
              </div>
              <div className="flex-1 flex items-center justify-center sm:items-stretch sm:justify-start">
                <div className="">
                  <div className="flex space-x-4">
                    {navigation.map((item) => (
                       <Link as={item.as}  href={item.href} key={item.name}>
                        <a
                          className={classNames(
                            item.current ? 'bg-gray-900 text-white' : 'text-gray-900 hover:bg-gray-700 hover:text-white',
                            'px-3 py-2 rounded-md text-sm font-medium'
                          )}
                          aria-current={item.current ? 'page' : undefined}
                        >
                          {item.name}
                        </a>
                      </Link>
                    ))}
                  </div>
                </div>
              </div>
            </div>
          </div>

          <Disclosure.Panel className="sm:hidden">
            <div className="px-2 pt-2 pb-3 space-y-1">
              {navigation.map((item) => (
                <Disclosure.Button
                  key={item.name}
                  as="a"
                  href={item.href}
                  className={classNames(
                    item.current ? 'bg-gray-900 text-white' : 'text-gray-900 hover:bg-gray-900 hover:text-white',
                    'block px-3 py-2 rounded-md text-base font-medium'
                  )}
                  aria-current={item.current ? 'page' : undefined}
                >
                  {item.name}
                </Disclosure.Button>
              ))}
            </div>
          </Disclosure.Panel>
        </>
      )}
    </Disclosure>
  );
};

export default Navigation;
