---
import { range } from '@shared/lib/array'

interface Props {
  count: number
  active: number
  numbers?: boolean
  /** steps-{color} — recolors the dots and connectors */
  color?: string
  /** steps-vertical — stacks the steps into a column */
  vertical?: boolean
  class?: string
  /** remaining attributes (id, data-*, aria-*, …) are forwarded to the root element */
  [key: string]: unknown
}

const { count, active, numbers, color, vertical, class: className, ...rest } = Astro.props

const classes = ['steps', color && `steps-${color}`, numbers && 'steps-counter', vertical && 'steps-vertical', className]

const steps = range(1, count)
---

<ol class:list={classes} aria-label="Progress" {...rest}>
  {
    steps.map((i) => {
      const isFuture = i > active
      const isCurrent = i === active
      const isDone = i < active
      const Element = isFuture ? 'span' : 'a'
      const itemClass = ['step-item', isCurrent ? 'active' : '']
      const fallbackLabel = `Step ${i}${isCurrent ? ' (current)' : isDone ? ' (completed)' : ''}`
      return (
        <li class:list={itemClass}>
          <Element href={isFuture ? undefined : '#'} aria-current={isCurrent ? 'step' : undefined}>
            <span class="visually-hidden">{fallbackLabel}</span>
          </Element>
        </li>
      )
    })
  }
</ol>