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/**
* --------------------------------------------------------------------------
* Bootstrap (v4.3.1): alert.js
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
* --------------------------------------------------------------------------
*/
import {
jQuery as $,
TRANSITION_END,
emulateTransitionEnd,
getSelectorFromElement,
getTransitionDurationFromElement
} from './util/index'
import Data from './dom/data'
import EventHandler from './dom/eventHandler'
import SelectorEngine from './dom/selectorEngine'
/**
* ------------------------------------------------------------------------
* Constants
* ------------------------------------------------------------------------
*/
const NAME = 'alert'
const VERSION = '4.3.1'
const DATA_KEY = 'bs.alert'
const EVENT_KEY = `.${DATA_KEY}`
const DATA_API_KEY = '.data-api'
const Selector = {
DISMISS : '[data-dismiss="alert"]'
}
const Event = {
CLOSE : `close${EVENT_KEY}`,
CLOSED : `closed${EVENT_KEY}`,
CLICK_DATA_API : `click${EVENT_KEY}${DATA_API_KEY}`
}
const ClassName = {
ALERT : 'alert',
FADE : 'fade',
SHOW : 'show'
}
/**
* ------------------------------------------------------------------------
* Class Definition
* ------------------------------------------------------------------------
*/
class Alert {
constructor(element) {
this._element = element
if (this._element) {
Data.setData(element, DATA_KEY, this)
}
}
// Getters
static get VERSION() {
return VERSION
}
// Public
close(element) {
let rootElement = this._element
if (element) {
rootElement = this._getRootElement(element)
}
const customEvent = this._triggerCloseEvent(rootElement)
if (customEvent === null || customEvent.defaultPrevented) {
return
}
this._removeElement(rootElement)
}
dispose() {
Data.removeData(this._element, DATA_KEY)
this._element = null
}
// Private
_getRootElement(element) {
const selector = getSelectorFromElement(element)
let parent = false
if (selector) {
parent = SelectorEngine.findOne(selector)
}
if (!parent) {
parent = SelectorEngine.closest(element, `.${ClassName.ALERT}`)
}
return parent
}
_triggerCloseEvent(element) {
return EventHandler.trigger(element, Event.CLOSE)
}
_removeElement(element) {
element.classList.remove(ClassName.SHOW)
if (!element.classList.contains(ClassName.FADE)) {
this._destroyElement(element)
return
}
const transitionDuration = getTransitionDurationFromElement(element)
EventHandler
.one(element, TRANSITION_END, (event) => this._destroyElement(element, event))
emulateTransitionEnd(element, transitionDuration)
}
_destroyElement(element) {
if (element.parentNode) {
element.parentNode.removeChild(element)
}
EventHandler.trigger(element, Event.CLOSED)
}
// Static
static _jQueryInterface(config) {
return this.each(function () {
let data = Data.getData(this, DATA_KEY)
if (!data) {
data = new Alert(this)
}
if (config === 'close') {
data[config](this)
}
})
}
static _handleDismiss(alertInstance) {
return function (event) {
if (event) {
event.preventDefault()
}
alertInstance.close(this)
}
}
static _getInstance(element) {
return Data.getData(element, DATA_KEY)
}
}
/**
* ------------------------------------------------------------------------
* Data Api implementation
* ------------------------------------------------------------------------
*/
EventHandler
.on(document, Event.CLICK_DATA_API, Selector.DISMISS, Alert._handleDismiss(new Alert()))
/**
* ------------------------------------------------------------------------
* jQuery
* ------------------------------------------------------------------------
* add .alert to jQuery only if jQuery is present
*/
if (typeof $ !== 'undefined') {
const JQUERY_NO_CONFLICT = $.fn[NAME]
$.fn[NAME] = Alert._jQueryInterface
$.fn[NAME].Constructor = Alert
$.fn[NAME].noConflict = () => {
$.fn[NAME] = JQUERY_NO_CONFLICT
return Alert._jQueryInterface
}
}
export default Alert
|
