'use client';

import { Fragment } from 'react';
import { Disclosure, Menu, Transition } from '@headlessui/react';
import { Bars3Icon, XMarkIcon } from '@heroicons/react/24/outline';
import { ConnectButton } from '@/components/ConnectButton';

const navigation = [
  { name: 'DApp', href: '/dapp', current: false },
  { name: 'Settings', href: '/dapp?settings=1', current: false },
  { name: 'README', href: 'https://git.manko.yoga/manawenuz/mortgagefi-helper', current: false, external: true },
];

function classNames(...classes: string[]) {
  return classes.filter(Boolean).join(' ');
}

export default function Navbar() {
  return (
    <Disclosure as="nav" className="bg-gray-900 border-b border-gray-800">
      {({ open }) => (
        <>
          <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
            <div className="flex justify-between h-16">
              <div className="flex">
                <div className="flex-shrink-0 flex items-center">
                  <span className="text-xl font-bold text-indigo-400">MortgageFi</span>
                </div>
                <div className="hidden sm:ml-6 sm:flex sm:space-x-8">
                  {navigation.map((item) => (
                    <a
                      key={item.name}
                      href={item.href}
                      target={item.external ? "_blank" : "_self"}
                      rel={item.external ? "noopener noreferrer" : ""}
                      className={classNames(
                        item.current
                          ? 'border-indigo-500 text-gray-100'
                          : 'border-transparent text-gray-300 hover:border-gray-700 hover:text-white',
                        'inline-flex items-center px-1 pt-1 border-b-2 text-sm font-medium'
                      )}
                      aria-current={item.current ? 'page' : undefined}
                    >
                      {item.name}
                    </a>
                  ))}
                </div>
              </div>
              <div className="hidden sm:ml-6 sm:flex sm:items-center">
                <ConnectButton />
              </div>
              <div className="-mr-2 flex items-center sm:hidden">
                {/* Mobile menu button */}
                <Disclosure.Button className="inline-flex items-center justify-center p-2 rounded-md text-gray-300 hover:text-white hover:bg-gray-800 focus:outline-none focus:ring-2 focus:ring-inset focus:ring-indigo-500">
                  <span className="sr-only">Open main menu</span>
                  {open ? (
                    <XMarkIcon className="block h-6 w-6" aria-hidden="true" />
                  ) : (
                    <Bars3Icon className="block h-6 w-6" aria-hidden="true" />
                  )}
                </Disclosure.Button>
              </div>
            </div>
          </div>

          <Disclosure.Panel className="sm:hidden">
            <div className="pt-2 pb-3 space-y-1">
              {navigation.map((item) => (
                <Disclosure.Button
                  key={item.name}
                  as="a"
                  href={item.href}
                  target={item.external ? "_blank" : "_self"}
                  rel={item.external ? "noopener noreferrer" : ""}
                  className={classNames(
                    item.current
                      ? 'bg-gray-800 border-indigo-500 text-gray-100'
                      : 'border-transparent text-gray-300 hover:bg-gray-800 hover:border-gray-700 hover:text-white',
                    'block pl-3 pr-4 py-2 border-l-4 text-base font-medium'
                  )}
                  aria-current={item.current ? 'page' : undefined}
                >
                  {item.name}
                </Disclosure.Button>
              ))}
              <div className="pt-4 pb-3 border-t border-gray-800">
                <div className="px-4">
                  <ConnectButton />
                </div>
              </div>
            </div>
          </Disclosure.Panel>
        </>
      )}
    </Disclosure>
  );
}