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:/ var / www / html / trade / adm / assets / vendors / bootstrap-4.0.0 / js / src /
Filename : tab.js
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import $ from 'jquery'
import Util from './util'

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0): tab.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

const Tab = (($) => {
  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  const NAME                = 'tab'
  const VERSION             = '4.0.0'
  const DATA_KEY            = 'bs.tab'
  const EVENT_KEY           = `.${DATA_KEY}`
  const DATA_API_KEY        = '.data-api'
  const JQUERY_NO_CONFLICT  = $.fn[NAME]
  const TRANSITION_DURATION = 150

  const Event = {
    HIDE           : `hide${EVENT_KEY}`,
    HIDDEN         : `hidden${EVENT_KEY}`,
    SHOW           : `show${EVENT_KEY}`,
    SHOWN          : `shown${EVENT_KEY}`,
    CLICK_DATA_API : `click${EVENT_KEY}${DATA_API_KEY}`
  }

  const ClassName = {
    DROPDOWN_MENU : 'dropdown-menu',
    ACTIVE        : 'active',
    DISABLED      : 'disabled',
    FADE          : 'fade',
    SHOW          : 'show'
  }

  const Selector = {
    DROPDOWN              : '.dropdown',
    NAV_LIST_GROUP        : '.nav, .list-group',
    ACTIVE                : '.active',
    ACTIVE_UL             : '> li > .active',
    DATA_TOGGLE           : '[data-toggle="tab"], [data-toggle="pill"], [data-toggle="list"]',
    DROPDOWN_TOGGLE       : '.dropdown-toggle',
    DROPDOWN_ACTIVE_CHILD : '> .dropdown-menu .active'
  }

  /**
   * ------------------------------------------------------------------------
   * Class Definition
   * ------------------------------------------------------------------------
   */

  class Tab {
    constructor(element) {
      this._element = element
    }

    // Getters

    static get VERSION() {
      return VERSION
    }

    // Public

    show() {
      if (this._element.parentNode &&
          this._element.parentNode.nodeType === Node.ELEMENT_NODE &&
          $(this._element).hasClass(ClassName.ACTIVE) ||
          $(this._element).hasClass(ClassName.DISABLED)) {
        return
      }

      let target
      let previous
      const listElement = $(this._element).closest(Selector.NAV_LIST_GROUP)[0]
      const selector = Util.getSelectorFromElement(this._element)

      if (listElement) {
        const itemSelector = listElement.nodeName === 'UL' ? Selector.ACTIVE_UL : Selector.ACTIVE
        previous = $.makeArray($(listElement).find(itemSelector))
        previous = previous[previous.length - 1]
      }

      const hideEvent = $.Event(Event.HIDE, {
        relatedTarget: this._element
      })

      const showEvent = $.Event(Event.SHOW, {
        relatedTarget: previous
      })

      if (previous) {
        $(previous).trigger(hideEvent)
      }

      $(this._element).trigger(showEvent)

      if (showEvent.isDefaultPrevented() ||
         hideEvent.isDefaultPrevented()) {
        return
      }

      if (selector) {
        target = $(selector)[0]
      }

      this._activate(
        this._element,
        listElement
      )

      const complete = () => {
        const hiddenEvent = $.Event(Event.HIDDEN, {
          relatedTarget: this._element
        })

        const shownEvent = $.Event(Event.SHOWN, {
          relatedTarget: previous
        })

        $(previous).trigger(hiddenEvent)
        $(this._element).trigger(shownEvent)
      }

      if (target) {
        this._activate(target, target.parentNode, complete)
      } else {
        complete()
      }
    }

    dispose() {
      $.removeData(this._element, DATA_KEY)
      this._element = null
    }

    // Private

    _activate(element, container, callback) {
      let activeElements
      if (container.nodeName === 'UL') {
        activeElements = $(container).find(Selector.ACTIVE_UL)
      } else {
        activeElements = $(container).children(Selector.ACTIVE)
      }

      const active = activeElements[0]
      const isTransitioning = callback &&
        Util.supportsTransitionEnd() &&
        (active && $(active).hasClass(ClassName.FADE))

      const complete = () => this._transitionComplete(
        element,
        active,
        callback
      )

      if (active && isTransitioning) {
        $(active)
          .one(Util.TRANSITION_END, complete)
          .emulateTransitionEnd(TRANSITION_DURATION)
      } else {
        complete()
      }
    }

    _transitionComplete(element, active, callback) {
      if (active) {
        $(active).removeClass(`${ClassName.SHOW} ${ClassName.ACTIVE}`)

        const dropdownChild = $(active.parentNode).find(
          Selector.DROPDOWN_ACTIVE_CHILD
        )[0]

        if (dropdownChild) {
          $(dropdownChild).removeClass(ClassName.ACTIVE)
        }

        if (active.getAttribute('role') === 'tab') {
          active.setAttribute('aria-selected', false)
        }
      }

      $(element).addClass(ClassName.ACTIVE)
      if (element.getAttribute('role') === 'tab') {
        element.setAttribute('aria-selected', true)
      }

      Util.reflow(element)
      $(element).addClass(ClassName.SHOW)

      if (element.parentNode &&
          $(element.parentNode).hasClass(ClassName.DROPDOWN_MENU)) {
        const dropdownElement = $(element).closest(Selector.DROPDOWN)[0]
        if (dropdownElement) {
          $(dropdownElement).find(Selector.DROPDOWN_TOGGLE).addClass(ClassName.ACTIVE)
        }

        element.setAttribute('aria-expanded', true)
      }

      if (callback) {
        callback()
      }
    }

    // Static

    static _jQueryInterface(config) {
      return this.each(function () {
        const $this = $(this)
        let data = $this.data(DATA_KEY)

        if (!data) {
          data = new Tab(this)
          $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
   * ------------------------------------------------------------------------
   */

  $(document)
    .on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
      event.preventDefault()
      Tab._jQueryInterface.call($(this), 'show')
    })

  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

  $.fn[NAME] = Tab._jQueryInterface
  $.fn[NAME].Constructor = Tab
  $.fn[NAME].noConflict = function () {
    $.fn[NAME] = JQUERY_NO_CONFLICT
    return Tab._jQueryInterface
  }

  return Tab
})($)

export default Tab