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/*!
  * Bootstrap dropdown.js v5.3.2 (https://getbootstrap.com/)
  * Copyright 2011-2023 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('@popperjs/core'), require('./base-component.js'), require('./dom/event-handler.js'), require('./dom/manipulator.js'), require('./dom/selector-engine.js'), require('./util/index.js')) :
  typeof define === 'function' && define.amd ? define(['@popperjs/core', './base-component', './dom/event-handler', './dom/manipulator', './dom/selector-engine', './util/index'], factory) :
  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Dropdown = factory(global["@popperjs/core"], global.BaseComponent, global.EventHandler, global.Manipulator, global.SelectorEngine, global.Index));
})(this, (function (Popper, BaseComponent, EventHandler, Manipulator, SelectorEngine, index_js) { 'use strict';

  function _interopNamespaceDefault(e) {
    const n = Object.create(null, { [Symbol.toStringTag]: { value: 'Module' } });
    if (e) {
      for (const k in e) {
        if (k !== 'default') {
          const d = Object.getOwnPropertyDescriptor(e, k);
          Object.defineProperty(n, k, d.get ? d : {
            enumerable: true,
            get: () => e[k]
          });
        }
      }
    }
    n.default = e;
    return Object.freeze(n);
  }

  const Popper__namespace = /*#__PURE__*/_interopNamespaceDefault(Popper);

  /**
   * --------------------------------------------------------------------------
   * Bootstrap dropdown.js
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
   * --------------------------------------------------------------------------
   */


  /**
   * Constants
   */

  const NAME = 'dropdown';
  const DATA_KEY = 'bs.dropdown';
  const EVENT_KEY = `.${DATA_KEY}`;
  const DATA_API_KEY = '.data-api';
  const ESCAPE_KEY = 'Escape';
  const TAB_KEY = 'Tab';
  const ARROW_UP_KEY = 'ArrowUp';
  const ARROW_DOWN_KEY = 'ArrowDown';
  const RIGHT_MOUSE_BUTTON = 2; // MouseEvent.button value for the secondary button, usually the right button

  const EVENT_HIDE = `hide${EVENT_KEY}`;
  const EVENT_HIDDEN = `hidden${EVENT_KEY}`;
  const EVENT_SHOW = `show${EVENT_KEY}`;
  const EVENT_SHOWN = `shown${EVENT_KEY}`;
  const EVENT_CLICK_DATA_API = `click${EVENT_KEY}${DATA_API_KEY}`;
  const EVENT_KEYDOWN_DATA_API = `keydown${EVENT_KEY}${DATA_API_KEY}`;
  const EVENT_KEYUP_DATA_API = `keyup${EVENT_KEY}${DATA_API_KEY}`;
  const CLASS_NAME_SHOW = 'show';
  const CLASS_NAME_DROPUP = 'dropup';
  const CLASS_NAME_DROPEND = 'dropend';
  const CLASS_NAME_DROPSTART = 'dropstart';
  const CLASS_NAME_DROPUP_CENTER = 'dropup-center';
  const CLASS_NAME_DROPDOWN_CENTER = 'dropdown-center';
  const SELECTOR_DATA_TOGGLE = '[data-bs-toggle="dropdown"]:not(.disabled):not(:disabled)';
  const SELECTOR_DATA_TOGGLE_SHOWN = `${SELECTOR_DATA_TOGGLE}.${CLASS_NAME_SHOW}`;
  const SELECTOR_MENU = '.dropdown-menu';
  const SELECTOR_NAVBAR = '.navbar';
  const SELECTOR_NAVBAR_NAV = '.navbar-nav';
  const SELECTOR_VISIBLE_ITEMS = '.dropdown-menu .dropdown-item:not(.disabled):not(:disabled)';
  const PLACEMENT_TOP = index_js.isRTL() ? 'top-end' : 'top-start';
  const PLACEMENT_TOPEND = index_js.isRTL() ? 'top-start' : 'top-end';
  const PLACEMENT_BOTTOM = index_js.isRTL() ? 'bottom-end' : 'bottom-start';
  const PLACEMENT_BOTTOMEND = index_js.isRTL() ? 'bottom-start' : 'bottom-end';
  const PLACEMENT_RIGHT = index_js.isRTL() ? 'left-start' : 'right-start';
  const PLACEMENT_LEFT = index_js.isRTL() ? 'right-start' : 'left-start';
  const PLACEMENT_TOPCENTER = 'top';
  const PLACEMENT_BOTTOMCENTER = 'bottom';
  const Default = {
    autoClose: true,
    boundary: 'clippingParents',
    display: 'dynamic',
    offset: [0, 2],
    popperConfig: null,
    reference: 'toggle'
  };
  const DefaultType = {
    autoClose: '(boolean|string)',
    boundary: '(string|element)',
    display: 'string',
    offset: '(array|string|function)',
    popperConfig: '(null|object|function)',
    reference: '(string|element|object)'
  };

  /**
   * Class definition
   */

  class Dropdown extends BaseComponent {
    constructor(element, config) {
      super(element, config);
      this._popper = null;
      this._parent = this._element.parentNode; // dropdown wrapper
      // TODO: v6 revert #37011 & change markup https://getbootstrap.com/docs/5.3/forms/input-group/
      this._menu = SelectorEngine.next(this._element, SELECTOR_MENU)[0] || SelectorEngine.prev(this._element, SELECTOR_MENU)[0] || SelectorEngine.findOne(SELECTOR_MENU, this._parent);
      this._inNavbar = this._detectNavbar();
    }

    // Getters
    static get Default() {
      return Default;
    }
    static get DefaultType() {
      return DefaultType;
    }
    static get NAME() {
      return NAME;
    }

    // Public
    toggle() {
      return this._isShown() ? this.hide() : this.show();
    }
    show() {
      if (index_js.isDisabled(this._element) || this._isShown()) {
        return;
      }
      const relatedTarget = {
        relatedTarget: this._element
      };
      const showEvent = EventHandler.trigger(this._element, EVENT_SHOW, relatedTarget);
      if (showEvent.defaultPrevented) {
        return;
      }
      this._createPopper();

      // If this is a touch-enabled device we add extra
      // empty mouseover listeners to the body's immediate children;
      // only needed because of broken event delegation on iOS
      // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html
      if ('ontouchstart' in document.documentElement && !this._parent.closest(SELECTOR_NAVBAR_NAV)) {
        for (const element of [].concat(...document.body.children)) {
          EventHandler.on(element, 'mouseover', index_js.noop);
        }
      }
      this._element.focus();
      this._element.setAttribute('aria-expanded', true);
      this._menu.classList.add(CLASS_NAME_SHOW);
      this._element.classList.add(CLASS_NAME_SHOW);
      EventHandler.trigger(this._element, EVENT_SHOWN, relatedTarget);
    }
    hide() {
      if (index_js.isDisabled(this._element) || !this._isShown()) {
        return;
      }
      const relatedTarget = {
        relatedTarget: this._element
      };
      this._completeHide(relatedTarget);
    }
    dispose() {
      if (this._popper) {
        this._popper.destroy();
      }
      super.dispose();
    }
    update() {
      this._inNavbar = this._detectNavbar();
      if (this._popper) {
        this._popper.update();
      }
    }

    // Private
    _completeHide(relatedTarget) {
      const hideEvent = EventHandler.trigger(this._element, EVENT_HIDE, relatedTarget);
      if (hideEvent.defaultPrevented) {
        return;
      }

      // If this is a touch-enabled device we remove the extra
      // empty mouseover listeners we added for iOS support
      if ('ontouchstart' in document.documentElement) {
        for (const element of [].concat(...document.body.children)) {
          EventHandler.off(element, 'mouseover', index_js.noop);
        }
      }
      if (this._popper) {
        this._popper.destroy();
      }
      this._menu.classList.remove(CLASS_NAME_SHOW);
      this._element.classList.remove(CLASS_NAME_SHOW);
      this._element.setAttribute('aria-expanded', 'false');
      Manipulator.removeDataAttribute(this._menu, 'popper');
      EventHandler.trigger(this._element, EVENT_HIDDEN, relatedTarget);
    }
    _getConfig(config) {
      config = super._getConfig(config);
      if (typeof config.reference === 'object' && !index_js.isElement(config.reference) && typeof config.reference.getBoundingClientRect !== 'function') {
        // Popper virtual elements require a getBoundingClientRect method
        throw new TypeError(`${NAME.toUpperCase()}: Option "reference" provided type "object" without a required "getBoundingClientRect" method.`);
      }
      return config;
    }
    _createPopper() {
      if (typeof Popper__namespace === 'undefined') {
        throw new TypeError('Bootstrap\'s dropdowns require Popper (https://popper.js.org)');
      }
      let referenceElement = this._element;
      if (this._config.reference === 'parent') {
        referenceElement = this._parent;
      } else if (index_js.isElement(this._config.reference)) {
        referenceElement = index_js.getElement(this._config.reference);
      } else if (typeof this._config.reference === 'object') {
        referenceElement = this._config.reference;
      }
      const popperConfig = this._getPopperConfig();
      this._popper = Popper__namespace.createPopper(referenceElement, this._menu, popperConfig);
    }
    _isShown() {
      return this._menu.classList.contains(CLASS_NAME_SHOW);
    }
    _getPlacement() {
      const parentDropdown = this._parent;
      if (parentDropdown.classList.contains(CLASS_NAME_DROPEND)) {
        return PLACEMENT_RIGHT;
      }
      if (parentDropdown.classList.contains(CLASS_NAME_DROPSTART)) {
        return PLACEMENT_LEFT;
      }
      if (parentDropdown.classList.contains(CLASS_NAME_DROPUP_CENTER)) {
        return PLACEMENT_TOPCENTER;
      }
      if (parentDropdown.classList.contains(CLASS_NAME_DROPDOWN_CENTER)) {
        return PLACEMENT_BOTTOMCENTER;
      }

      // We need to trim the value because custom properties can also include spaces
      const isEnd = getComputedStyle(this._menu).getPropertyValue('--bs-position').trim() === 'end';
      if (parentDropdown.classList.contains(CLASS_NAME_DROPUP)) {
        return isEnd ? PLACEMENT_TOPEND : PLACEMENT_TOP;
      }
      return isEnd ? PLACEMENT_BOTTOMEND : PLACEMENT_BOTTOM;
    }
    _detectNavbar() {
      return this._element.closest(SELECTOR_NAVBAR) !== null;
    }
    _getOffset() {
      const {
        offset
      } = this._config;
      if (typeof offset === 'string') {
        return offset.split(',').map(value => Number.parseInt(value, 10));
      }
      if (typeof offset === 'function') {
        return popperData => offset(popperData, this._element);
      }
      return offset;
    }
    _getPopperConfig() {
      const defaultBsPopperConfig = {
        placement: this._getPlacement(),
        modifiers: [{
          name: 'preventOverflow',
          options: {
            boundary: this._config.boundary
          }
        }, {
          name: 'offset',
          options: {
            offset: this._getOffset()
          }
        }]
      };

      // Disable Popper if we have a static display or Dropdown is in Navbar
      if (this._inNavbar || this._config.display === 'static') {
        Manipulator.setDataAttribute(this._menu, 'popper', 'static'); // TODO: v6 remove
        defaultBsPopperConfig.modifiers = [{
          name: 'applyStyles',
          enabled: false
        }];
      }
      return {
        ...defaultBsPopperConfig,
        ...index_js.execute(this._config.popperConfig, [defaultBsPopperConfig])
      };
    }
    _selectMenuItem({
      key,
      target
    }) {
      const items = SelectorEngine.find(SELECTOR_VISIBLE_ITEMS, this._menu).filter(element => index_js.isVisible(element));
      if (!items.length) {
        return;
      }

      // if target isn't included in items (e.g. when expanding the dropdown)
      // allow cycling to get the last item in case key equals ARROW_UP_KEY
      index_js.getNextActiveElement(items, target, key === ARROW_DOWN_KEY, !items.includes(target)).focus();
    }

    // Static
    static jQueryInterface(config) {
      return this.each(function () {
        const data = Dropdown.getOrCreateInstance(this, config);
        if (typeof config !== 'string') {
          return;
        }
        if (typeof data[config] === 'undefined') {
          throw new TypeError(`No method named "${config}"`);
        }
        data[config]();
      });
    }
    static clearMenus(event) {
      if (event.button === RIGHT_MOUSE_BUTTON || event.type === 'keyup' && event.key !== TAB_KEY) {
        return;
      }
      const openToggles = SelectorEngine.find(SELECTOR_DATA_TOGGLE_SHOWN);
      for (const toggle of openToggles) {
        const context = Dropdown.getInstance(toggle);
        if (!context || context._config.autoClose === false) {
          continue;
        }
        const composedPath = event.composedPath();
        const isMenuTarget = composedPath.includes(context._menu);
        if (composedPath.includes(context._element) || context._config.autoClose === 'inside' && !isMenuTarget || context._config.autoClose === 'outside' && isMenuTarget) {
          continue;
        }

        // Tab navigation through the dropdown menu or events from contained inputs shouldn't close the menu
        if (context._menu.contains(event.target) && (event.type === 'keyup' && event.key === TAB_KEY || /input|select|option|textarea|form/i.test(event.target.tagName))) {
          continue;
        }
        const relatedTarget = {
          relatedTarget: context._element
        };
        if (event.type === 'click') {
          relatedTarget.clickEvent = event;
        }
        context._completeHide(relatedTarget);
      }
    }
    static dataApiKeydownHandler(event) {
      // If not an UP | DOWN | ESCAPE key => not a dropdown command
      // If input/textarea && if key is other than ESCAPE => not a dropdown command

      const isInput = /input|textarea/i.test(event.target.tagName);
      const isEscapeEvent = event.key === ESCAPE_KEY;
      const isUpOrDownEvent = [ARROW_UP_KEY, ARROW_DOWN_KEY].includes(event.key);
      if (!isUpOrDownEvent && !isEscapeEvent) {
        return;
      }
      if (isInput && !isEscapeEvent) {
        return;
      }
      event.preventDefault();

      // TODO: v6 revert #37011 & change markup https://getbootstrap.com/docs/5.3/forms/input-group/
      const getToggleButton = this.matches(SELECTOR_DATA_TOGGLE) ? this : SelectorEngine.prev(this, SELECTOR_DATA_TOGGLE)[0] || SelectorEngine.next(this, SELECTOR_DATA_TOGGLE)[0] || SelectorEngine.findOne(SELECTOR_DATA_TOGGLE, event.delegateTarget.parentNode);
      const instance = Dropdown.getOrCreateInstance(getToggleButton);
      if (isUpOrDownEvent) {
        event.stopPropagation();
        instance.show();
        instance._selectMenuItem(event);
        return;
      }
      if (instance._isShown()) {
        // else is escape and we check if it is shown
        event.stopPropagation();
        instance.hide();
        getToggleButton.focus();
      }
    }
  }

  /**
   * Data API implementation
   */

  EventHandler.on(document, EVENT_KEYDOWN_DATA_API, SELECTOR_DATA_TOGGLE, Dropdown.dataApiKeydownHandler);
  EventHandler.on(document, EVENT_KEYDOWN_DATA_API, SELECTOR_MENU, Dropdown.dataApiKeydownHandler);
  EventHandler.on(document, EVENT_CLICK_DATA_API, Dropdown.clearMenus);
  EventHandler.on(document, EVENT_KEYUP_DATA_API, Dropdown.clearMenus);
  EventHandler.on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_TOGGLE, function (event) {
    event.preventDefault();
    Dropdown.getOrCreateInstance(this).toggle();
  });

  /**
   * jQuery
   */

  index_js.defineJQueryPlugin(Dropdown);

  return Dropdown;

}));
//# sourceMappingURL=dropdown.js.map
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