import React, { useRef, useState } from 'react'
import { bool, func, string } from 'prop-types'

import { Icon } from '@swrve/icons'

const CollapsibleButton = ({ label = 'Toggle content', onChange, open }) => {
  const itemIcon = open ? 'minus' : 'plus'
  return (
    <button
      aria-expanded={open}
      className="flex items-center text-sm select-none text-secondary-100 hover:text-secondary-120 focus:outline-none ml-auto py-2 mr-1"
      onClick={onChange}
    >
      <span className="flex items-center justify-center w-4 h-4 mr-2 rounded-full bg-secondary-10">
        <Icon name={itemIcon} size="xsmall" />
      </span>
      {label}
    </button>
  )
}

const Collapsible = ({ defaultIsOpen = false, children, isOpen, label, onChange, ...props }) => {
  const { current: isControlled } = useRef(isOpen != null)
  const [open, toggleOpen] = useState(() => (isControlled ? isOpen : defaultIsOpen))

  function handleToggle(e) {
    e.preventDefault()
    onChange && onChange()
    if (!isControlled) {
      toggleOpen(!open)
    }
  }

  if (isControlled && isOpen !== open) {
    toggleOpen(isOpen)
  }

  return (
    <div {...props}>
      {open && children}
      <CollapsibleButton label={label} open={open} onChange={handleToggle} />
    </div>
  )
}

export default Collapsible

Collapsible.propTypes = {
  // Used to set initial state for uncontrolled version
  defaultIsOpen: bool,
  // isOpen & onChange used for controlled version
  isOpen: bool,
  onChange: func,
  // Text to show on toggle button
  label: string
}

Collapsible.displayName = 'Collapsible'