Bootstrap/js/dist/alert.js

/*!
  * Bootstrap alert.js v5.0.0-alpha2 (https://getbootstrap.com/)
  * Copyright 2011-2020 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
  */
(function (global, factory) {
  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('./dom/data.js'), require('./dom/event-handler.js')) :
  typeof define === 'function' && define.amd ? define(['./dom/data.js', './dom/event-handler.js'], factory) :
  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Alert = factory(global.Data, global.EventHandler));
}(this, (function (Data, EventHandler) { 'use strict';

  function _interopDefaultLegacy (e) { return e && typeof e === 'object' && 'default' in e ? e : { 'default': e }; }

  var Data__default = /*#__PURE__*/_interopDefaultLegacy(Data);
  var EventHandler__default = /*#__PURE__*/_interopDefaultLegacy(EventHandler);

  /**
   * --------------------------------------------------------------------------
   * Bootstrap (v5.0.0-alpha2): util/index.js
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
   * --------------------------------------------------------------------------
   */
  var MILLISECONDS_MULTIPLIER = 1000;
  var TRANSITION_END = 'transitionend'; // Shoutout AngusCroll (https://goo.gl/pxwQGp)

  var getSelector = function getSelector(element) {
    var selector = element.getAttribute('data-target');

    if (!selector || selector === '#') {
      var hrefAttr = element.getAttribute('href');
      selector = hrefAttr && hrefAttr !== '#' ? hrefAttr.trim() : null;
    }

    return selector;
  };

  var getElementFromSelector = function getElementFromSelector(element) {
    var selector = getSelector(element);
    return selector ? document.querySelector(selector) : null;
  };

  var getTransitionDurationFromElement = function getTransitionDurationFromElement(element) {
    if (!element) {
      return 0;
    } // Get transition-duration of the element


    var _window$getComputedSt = window.getComputedStyle(element),
        transitionDuration = _window$getComputedSt.transitionDuration,
        transitionDelay = _window$getComputedSt.transitionDelay;

    var floatTransitionDuration = parseFloat(transitionDuration);
    var floatTransitionDelay = parseFloat(transitionDelay); // Return 0 if element or transition duration is not found

    if (!floatTransitionDuration && !floatTransitionDelay) {
      return 0;
    } // If multiple durations are defined, take the first


    transitionDuration = transitionDuration.split(',')[0];
    transitionDelay = transitionDelay.split(',')[0];
    return (parseFloat(transitionDuration) + parseFloat(transitionDelay)) * MILLISECONDS_MULTIPLIER;
  };

  var triggerTransitionEnd = function triggerTransitionEnd(element) {
    element.dispatchEvent(new Event(TRANSITION_END));
  };

  var emulateTransitionEnd = function emulateTransitionEnd(element, duration) {
    var called = false;
    var durationPadding = 5;
    var emulatedDuration = duration + durationPadding;

    function listener() {
      called = true;
      element.removeEventListener(TRANSITION_END, listener);
    }

    element.addEventListener(TRANSITION_END, listener);
    setTimeout(function () {
      if (!called) {
        triggerTransitionEnd(element);
      }
    }, emulatedDuration);
  };

  var getjQuery = function getjQuery() {
    var _window = window,
        jQuery = _window.jQuery;

    if (jQuery && !document.body.hasAttribute('data-no-jquery')) {
      return jQuery;
    }

    return null;
  };

  function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

  function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  var NAME = 'alert';
  var VERSION = '5.0.0-alpha2';
  var DATA_KEY = 'bs.alert';
  var EVENT_KEY = "." + DATA_KEY;
  var DATA_API_KEY = '.data-api';
  var SELECTOR_DISMISS = '[data-dismiss="alert"]';
  var EVENT_CLOSE = "close" + EVENT_KEY;
  var EVENT_CLOSED = "closed" + EVENT_KEY;
  var EVENT_CLICK_DATA_API = "click" + EVENT_KEY + DATA_API_KEY;
  var CLASSNAME_ALERT = 'alert';
  var CLASSNAME_FADE = 'fade';
  var CLASSNAME_SHOW = 'show';
  /**
   * ------------------------------------------------------------------------
   * Class Definition
   * ------------------------------------------------------------------------
   */

  var Alert = /*#__PURE__*/function () {
    function Alert(element) {
      this._element = element;

      if (this._element) {
        Data__default['default'].setData(element, DATA_KEY, this);
      }
    } // Getters


    var _proto = Alert.prototype;

    // Public
    _proto.close = function close(element) {
      var rootElement = element ? this._getRootElement(element) : this._element;

      var customEvent = this._triggerCloseEvent(rootElement);

      if (customEvent === null || customEvent.defaultPrevented) {
        return;
      }

      this._removeElement(rootElement);
    };

    _proto.dispose = function dispose() {
      Data__default['default'].removeData(this._element, DATA_KEY);
      this._element = null;
    } // Private
    ;

    _proto._getRootElement = function _getRootElement(element) {
      return getElementFromSelector(element) || element.closest("." + CLASSNAME_ALERT);
    };

    _proto._triggerCloseEvent = function _triggerCloseEvent(element) {
      return EventHandler__default['default'].trigger(element, EVENT_CLOSE);
    };

    _proto._removeElement = function _removeElement(element) {
      var _this = this;

      element.classList.remove(CLASSNAME_SHOW);

      if (!element.classList.contains(CLASSNAME_FADE)) {
        this._destroyElement(element);

        return;
      }

      var transitionDuration = getTransitionDurationFromElement(element);
      EventHandler__default['default'].one(element, TRANSITION_END, function () {
        return _this._destroyElement(element);
      });
      emulateTransitionEnd(element, transitionDuration);
    };

    _proto._destroyElement = function _destroyElement(element) {
      if (element.parentNode) {
        element.parentNode.removeChild(element);
      }

      EventHandler__default['default'].trigger(element, EVENT_CLOSED);
    } // Static
    ;

    Alert.jQueryInterface = function jQueryInterface(config) {
      return this.each(function () {
        var data = Data__default['default'].getData(this, DATA_KEY);

        if (!data) {
          data = new Alert(this);
        }

        if (config === 'close') {
          data[config](this);
        }
      });
    };

    Alert.handleDismiss = function handleDismiss(alertInstance) {
      return function (event) {
        if (event) {
          event.preventDefault();
        }

        alertInstance.close(this);
      };
    };

    Alert.getInstance = function getInstance(element) {
      return Data__default['default'].getData(element, DATA_KEY);
    };

    _createClass(Alert, null, [{
      key: "VERSION",
      get: function get() {
        return VERSION;
      }
    }]);

    return Alert;
  }();
  /**
   * ------------------------------------------------------------------------
   * Data Api implementation
   * ------------------------------------------------------------------------
   */


  EventHandler__default['default'].on(document, EVENT_CLICK_DATA_API, SELECTOR_DISMISS, Alert.handleDismiss(new Alert()));
  var $ = getjQuery();
  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   * add .alert to jQuery only if jQuery is present
   */

  /* istanbul ignore if */

  if ($) {
    var JQUERY_NO_CONFLICT = $.fn[NAME];
    $.fn[NAME] = Alert.jQueryInterface;
    $.fn[NAME].Constructor = Alert;

    $.fn[NAME].noConflict = function () {
      $.fn[NAME] = JQUERY_NO_CONFLICT;
      return Alert.jQueryInterface;
    };
  }

  return Alert;

})));
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