---
import type { HTMLAttributes } from 'astro/types'

type Props = HTMLAttributes<'a'>

const { href, class: className, ...props } = Astro.props

const { pathname } = Astro.url
// eslint-disable-next-line no-useless-escape
const subpath = pathname.match(/[^\/]+/g)
const isActive = href === pathname || href === '/' + subpath?.[0]
---

<a href={href} class:list={[className, { active: isActive }]} {...props}>
  <slot />
</a>
<style>
  a {
    display: inline-block;
    text-decoration: none;
  }
  a.active {
    font-weight: bolder;
    text-decoration: underline;
  }
</style>