import { FC, useState } from 'react'
import cn from 'classnames'
import useCart from '@lib/bigcommerce/cart/use-cart'
import { Avatar } from '@components/core'
import { Heart, Bag } from '@components/icon'
import { useUI } from '@components/ui/context'
import s from './UserNav.module.css'
import Link from 'next/link'
import { Logo } from '@components/ui'
import { Toggle } from '@components/core'
import { useTheme } from 'next-themes'

interface Props {
  className?: string
}

const countItem = (count: number, item: any) => count + item.quantity

const countItems = (count: number, items: any[]) =>
  items.reduce(countItem, count)

const UserNav: FC<Props> = ({ className }) => {
  const { data } = useCart()
  const [displayDropdown, setDisplayDropdown] = useState(true)
  const { openSidebar, closeSidebar, displaySidebar } = useUI()
  const itemsCount = Object.values(data?.line_items ?? {}).reduce(countItems, 0)
  const { theme, setTheme } = useTheme()

  return (
    <nav className={cn(s.root, className)}>
      <div className={s.mainContainer}>
        <ul className={s.list}>
          <li
            className={s.item}
            onClick={() => (displaySidebar ? closeSidebar() : openSidebar())}
          >
            <Bag />
            {itemsCount > 0 && (
              <span className="border border-accent-1 bg-secondary text-secondary h-4 w-4 absolute rounded-full right-3 top-3 flex items-center justify-center font-bold text-xs">
                {itemsCount}
              </span>
            )}
          </li>
          <Link href="/wishlist">
            <li className={s.item}>
              <Heart />
            </li>
          </Link>
          <li
            className={s.item}
            onClick={() => {
              setDisplayDropdown((i) => !i)
            }}
          >
            <Avatar />
          </li>
        </ul>
      </div>

      <div className={cn(s.dropdownMenu, { [s.off]: displayDropdown })}>
        <nav className={s.dropdownMenuContainer}>
          <Link href="#">
            <a className={s.link}>My Purchases</a>
          </Link>
          <Link href="#">
            <a className={s.link}>My Account</a>
          </Link>
          <a
            className={s.link}
            onClick={() =>
              theme === 'dark' ? setTheme('light') : setTheme('dark')
            }
          >
            Theme: <strong>{theme}</strong>
          </a>
          <Link href="#">
            <a className={cn(s.link, 'border-t border-accents-2 mt-4')}>
              Logout
            </a>
          </Link>
        </nav>
      </div>
    </nav>
  )
}

export default UserNav