import $ from 'jquery'
import Util from './util'
/**
* --------------------------------------------------------------------------
* Bootstrap (v4.1.3): collapse.js
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
* --------------------------------------------------------------------------
*/
const Collapse = (($) => {
/**
* ------------------------------------------------------------------------
* Constants
* ------------------------------------------------------------------------
*/
const NAME = 'collapse'
const VERSION = '4.1.3'
const DATA_KEY = 'bs.collapse'
const EVENT_KEY = `.${DATA_KEY}`
const DATA_API_KEY = '.data-api'
const JQUERY_NO_CONFLICT = $.fn[NAME]
const Default = {
toggle : true,
parent : ''
}
const DefaultType = {
toggle : 'boolean',
parent : '(string|element)'
}
const Event = {
SHOW : `show${EVENT_KEY}`,
SHOWN : `shown${EVENT_KEY}`,
HIDE : `hide${EVENT_KEY}`,
HIDDEN : `hidden${EVENT_KEY}`,
CLICK_DATA_API : `click${EVENT_KEY}${DATA_API_KEY}`
}
const ClassName = {
SHOW : 'show',
COLLAPSE : 'collapse',
COLLAPSING : 'collapsing',
COLLAPSED : 'collapsed'
}
const Dimension = {
WIDTH : 'width',
HEIGHT : 'height'
}
const Selector = {
ACTIVES : '.show, .collapsing',
DATA_TOGGLE : '[data-toggle="collapse"]'
}
/**
* ------------------------------------------------------------------------
* Class Definition
* ------------------------------------------------------------------------
*/
class Collapse {
constructor(element, config) {
this._isTransitioning = false
this._element = element
this._config = this._getConfig(config)
this._triggerArray = $.makeArray(document.querySelectorAll(
`[data-toggle="collapse"][href="#${element.id}"],` +
`[data-toggle="collapse"][data-target="#${element.id}"]`
))
const toggleList = [].slice.call(document.querySelectorAll(Selector.DATA_TOGGLE))
for (let i = 0, len = toggleList.length; i < len; i++) {
const elem = toggleList[i]
const selector = Util.getSelectorFromElement(elem)
const filterElement = [].slice.call(document.querySelectorAll(selector))
.filter((foundElem) => foundElem === element)
if (selector !== null && filterElement.length > 0) {
this._selector = selector
this._triggerArray.push(elem)
}
}
this._parent = this._config.parent ? this._getParent() : null
if (!this._config.parent) {
this._addAriaAndCollapsedClass(this._element, this._triggerArray)
}
if (this._config.toggle) {
this.toggle()
}
}
// Getters
static get VERSION() {
return VERSION
}
static get Default() {
return Default
}
// Public
toggle() {
if ($(this._element).hasClass(ClassName.SHOW)) {
this.hide()
} else {
this.show()
}
}
show() {
if (this._isTransitioning ||
$(this._element).hasClass(ClassName.SHOW)) {
return
}
let actives
let activesData
if (this._parent) {
actives = [].slice.call(this._parent.querySelectorAll(Selector.ACTIVES))
.filter((elem) => elem.getAttribute('data-parent') === this._config.parent)
if (actives.length === 0) {
actives = null
}
}
if (actives) {
activesData = $(actives).not(this._selector).data(DATA_KEY)
if (activesData && activesData._isTransitioning) {
return
}
}
const startEvent = $.Event(Event.SHOW)
$(this._element).trigger(startEvent)
if (startEvent.isDefaultPrevented()) {
return
}
if (actives) {
Collapse._jQueryInterface.call($(actives).not(this._selector), 'hide')
if (!activesData) {
$(actives).data(DATA_KEY, null)
}
}
const dimension = this._getDimension()
$(this._element)
.removeClass(ClassName.COLLAPSE)
.addClass(ClassName.COLLAPSING)
this._element.style[dimension] = 0
if (this._triggerArray.length) {
$(this._triggerArray)
.removeClass(ClassName.COLLAPSED)
.attr('aria-expanded', true)
}
this.setTransitioning(true)
const complete = () => {
$(this._element)
.removeClass(ClassName.COLLAPSING)
.addClass(ClassName.COLLAPSE)
.addClass(ClassName.SHOW)
this._element.style[dimension] = ''
this.setTransitioning(false)
$(this._element).trigger(Event.SHOWN)
}
const capitalizedDimension = dimension[0].toUpperCase() + dimension.slice(1)
const scrollSize = `scroll${capitalizedDimension}`
const transitionDuration = Util.getTransitionDurationFromElement(this._element)
$(this._element)
.one(Util.TRANSITION_END, complete)
.emulateTransitionEnd(transitionDuration)
this._element.style[dimension] = `${this._element[scrollSize]}px`
}
hide() {
if (this._isTransitioning ||
!$(this._element).hasClass(ClassName.SHOW)) {
return
}
const startEvent = $.Event(Event.HIDE)
$(this._element).trigger(startEvent)
if (startEvent.isDefaultPrevented()) {
return
}
const dimension = this._getDimension()
this._element.style[dimension] = `${this._element.getBoundingClientRect()[dimension]}px`
Util.reflow(this._element)
$(this._element)
.addClass(ClassName.COLLAPSING)
.removeClass(ClassName.COLLAPSE)
.removeClass(ClassName.SHOW)
const triggerArrayLength = this._triggerArray.length
if (triggerArrayLength > 0) {
for (let i = 0; i < triggerArrayLength; i++) {
const trigger = this._triggerArray[i]
const selector = Util.getSelectorFromElement(trigger)
if (selector !== null) {
const $elem = $([].slice.call(document.querySelectorAll(selector)))
if (!$elem.hasClass(ClassName.SHOW)) {
$(trigger).addClass(ClassName.COLLAPSED)
.attr('aria-expanded', false)
}
}
}
}
this.setTransitioning(true)
const complete = () => {
this.setTransitioning(false)
$(this._element)
.removeClass(ClassName.COLLAPSING)
.addClass(ClassName.COLLAPSE)
.trigger(Event.HIDDEN)
}
this._element.style[dimension] = ''
const transitionDuration = Util.getTransitionDurationFromElement(this._element)
$(this._element)
.one(Util.TRANSITION_END, complete)
.emulateTransitionEnd(transitionDuration)
}
setTransitioning(isTransitioning) {
this._isTransitioning = isTransitioning
}
dispose() {
$.removeData(this._element, DATA_KEY)
this._config = null
this._parent = null
this._element = null
this._triggerArray = null
this._isTransitioning = null
}
// Private
_getConfig(config) {
config = {
...Default,
...config
}
config.toggle = Boolean(config.toggle) // Coerce string values
Util.typeCheckConfig(NAME, config, DefaultType)
return config
}
_getDimension() {
const hasWidth = $(this._element).hasClass(Dimension.WIDTH)
return hasWidth ? Dimension.WIDTH : Dimension.HEIGHT
}
_getParent() {
let parent = null
if (Util.isElement(this._config.parent)) {
parent = this._config.parent
// It's a jQuery object
if (typeof this._config.parent.jquery !== 'undefined') {
parent = this._config.parent[0]
}
} else {
parent = document.querySelector(this._config.parent)
}
const selector =
`[data-toggle="collapse"][data-parent="${this._config.parent}"]`
const children = [].slice.call(parent.querySelectorAll(selector))
$(children).each((i, element) => {
this._addAriaAndCollapsedClass(
Collapse._getTargetFromElement(element),
[element]
)
})
return parent
}
_addAriaAndCollapsedClass(element, triggerArray) {
if (element) {
const isOpen = $(element).hasClass(ClassName.SHOW)
if (triggerArray.length) {
$(triggerArray)
.toggleClass(ClassName.COLLAPSED, !isOpen)
.attr('aria-expanded', isOpen)
}
}
}
// Static
static _getTargetFromElement(element) {
const selector = Util.getSelectorFromElement(element)
return selector ? document.querySelector(selector) : null
}
static _jQueryInterface(config) {
return this.each(function () {
const $this = $(this)
let data = $this.data(DATA_KEY)
const _config = {
...Default,
...$this.data(),
...typeof config === 'object' && config ? config : {}
}
if (!data && _config.toggle && /show|hide/.test(config)) {
_config.toggle = false
}
if (!data) {
data = new Collapse(this, _config)
$this.data(DATA_KEY, data)
}
if (typeof config === 'string') {
if (typeof data[config] === 'undefined') {
throw new TypeError(`No method named "${config}"`)
}
data[config]()
}
})
}
}
/**
* ------------------------------------------------------------------------
* Data Api implementation
* ------------------------------------------------------------------------
*/
$(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
// preventDefault only for <a> elements (which change the URL) not inside the collapsible element
if (event.currentTarget.tagName === 'A') {
event.preventDefault()
}
const $trigger = $(this)
const selector = Util.getSelectorFromElement(this)
const selectors = [].slice.call(document.querySelectorAll(selector))
$(selectors).each(function () {
const $target = $(this)
const data = $target.data(DATA_KEY)
const config = data ? 'toggle' : $trigger.data()
Collapse._jQueryInterface.call($target, config)
})
})
/**
* ------------------------------------------------------------------------
* jQuery
* ------------------------------------------------------------------------
*/
$.fn[NAME] = Collapse._jQueryInterface
$.fn[NAME].Constructor = Collapse
$.fn[NAME].noConflict = function () {
$.fn[NAME] = JQUERY_NO_CONFLICT
return Collapse._jQueryInterface
}
return Collapse
})($)
export default Collapse
