import Link from 'next/link'
import { IconArrowLeft, IconArrowRight } from 'ui'

const Pagination = ({ currentPage, totalCount }: { currentPage: number; totalCount: number }) => {
  // TODO: not sure if this is the most efficient way to do this. may need to refactor.
  const totalArray = Array.from({ length: totalCount }, (_, i: number) => i + 1)
  const pages = totalArray.filter((page: number) => {
    return page >= currentPage - 2 && page <= currentPage + 2
  })

  return (
    <ul className="flex justify-center space-x-1 text-xs font-medium">
      <li>
        <Link href={`/discussions?page=${currentPage - 1}`}>
          <a className="border-scale-600 bg-scale-300 inline-flex h-8 w-8 items-center justify-center rounded border">
            <IconArrowLeft
              className="stroke-2 transition group-hover:-translate-x-1"
              height={12.5}
            />
          </a>
        </Link>
      </li>
      {pages.map((page: number, i: number) => {
        i = i + 1
        return (
          <li key={i}>
            <Link href={`/discussions?page=${page}`}>
              <a
                className={`border-scale-600 inline-flex h-8 w-8 items-center justify-center rounded border ${
                  currentPage === page ? 'bg-brand-900' : 'bg-scale-300'
                }`}
              >
                {page}
              </a>
            </Link>
          </li>
        )
      })}
      <li>
        <Link href={`/discussions?page=${currentPage + 1}`}>
          <a className="border-scale-600 bg-scale-300 inline-flex h-8 w-8 items-center justify-center rounded border">
            <IconArrowRight
              className="stroke-2 transition group-hover:-translate-x-1"
              height={12.5}
            />
          </a>
        </Link>
      </li>
    </ul>
  )
}

export default Pagination