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编辑当前文件:/home2/sdektunc/testcors.sdektun.com/media/vendor/bootstrap/js/carousel.js

import { B as BaseComponent, S as SelectorEngine, i as isVisible, t as triggerTransitionEnd, E as EventHandler, M as Manipulator, a as typeCheckConfig, b as getNextActiveElement, r as reflow, c as isRTL, g as getElementFromSelector, d as defineJQueryPlugin } from './dom.js?1629745661';

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v5.0.2): carousel.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
 * --------------------------------------------------------------------------
 */
/**
 * ------------------------------------------------------------------------
 * Constants
 * ------------------------------------------------------------------------
 */

const NAME = 'carousel';
const DATA_KEY = 'bs.carousel';
const EVENT_KEY = `.${DATA_KEY}`;
const DATA_API_KEY = '.data-api';
const ARROW_LEFT_KEY = 'ArrowLeft';
const ARROW_RIGHT_KEY = 'ArrowRight';
const TOUCHEVENT_COMPAT_WAIT = 500; // Time for mouse compat events to fire after touch

class Carousel extends BaseComponent {
  constructor(element, config) {
    super(element);
    this._items = null;
    this._interval = null;
    this._activeElement = null;
    this._isPaused = false;
    this._isSliding = false;
    this.touchTimeout = null;
    this.touchStartX = 0;
    this.touchDeltaX = 0;
    this._config = this._getConfig(config);
    this._indicatorsElement = SelectorEngine.findOne(SELECTOR_INDICATORS, this._element);
    this._touchSupported = 'ontouchstart' in document.documentElement || navigator.maxTouchPoints > 0;
    this._pointerEvent = Boolean(window.PointerEvent);

this._addEventListeners();
  } // Getters

static get Default() {
    return Default;
  }

static get NAME() {
    return NAME;
  } // Public

next() {
    this._slide(ORDER_NEXT);
  }

nextWhenVisible() {
    // Don't call next when the page isn't visible
    // or the carousel or its parent isn't visible
    if (!document.hidden && isVisible(this._element)) {
      this.next();
    }
  }

prev() {
    this._slide(ORDER_PREV);
  }

pause(event) {
    if (!event) {
      this._isPaused = true;
    }

if (SelectorEngine.findOne(SELECTOR_NEXT_PREV, this._element)) {
      triggerTransitionEnd(this._element);
      this.cycle(true);
    }

clearInterval(this._interval);
    this._interval = null;
  }

cycle(event) {
    if (!event) {
      this._isPaused = false;
    }

if (this._interval) {
      clearInterval(this._interval);
      this._interval = null;
    }

if (this._config && this._config.interval && !this._isPaused) {
      this._updateInterval();

this._interval = setInterval((document.visibilityState ? this.nextWhenVisible : this.next).bind(this), this._config.interval);
    }
  }

to(index) {
    this._activeElement = SelectorEngine.findOne(SELECTOR_ACTIVE_ITEM, this._element);

const activeIndex = this._getItemIndex(this._activeElement);

if (index > this._items.length - 1 || index < 0) {
      return;
    }

if (this._isSliding) {
      EventHandler.one(this._element, EVENT_SLID, () => this.to(index));
      return;
    }

if (activeIndex === index) {
      this.pause();
      this.cycle();
      return;
    }

const order = index > activeIndex ? ORDER_NEXT : ORDER_PREV;

this._slide(order, this._items[index]);
  } // Private

_getConfig(config) {
    config = { ...Default,
      ...Manipulator.getDataAttributes(this._element),
      ...(typeof config === 'object' ? config : {})
    };
    typeCheckConfig(NAME, config, DefaultType);
    return config;
  }

_handleSwipe() {
    const absDeltax = Math.abs(this.touchDeltaX);

if (absDeltax <= SWIPE_THRESHOLD) {
      return;
    }

const direction = absDeltax / this.touchDeltaX;
    this.touchDeltaX = 0;

if (!direction) {
      return;
    }

this._slide(direction > 0 ? DIRECTION_RIGHT : DIRECTION_LEFT);
  }

_addEventListeners() {
    if (this._config.keyboard) {
      EventHandler.on(this._element, EVENT_KEYDOWN, event => this._keydown(event));
    }

if (this._config.pause === 'hover') {
      EventHandler.on(this._element, EVENT_MOUSEENTER, event => this.pause(event));
      EventHandler.on(this._element, EVENT_MOUSELEAVE, event => this.cycle(event));
    }

if (this._config.touch && this._touchSupported) {
      this._addTouchEventListeners();
    }
  }

_addTouchEventListeners() {
    const start = event => {
      if (this._pointerEvent && (event.pointerType === POINTER_TYPE_PEN || event.pointerType === POINTER_TYPE_TOUCH)) {
        this.touchStartX = event.clientX;
      } else if (!this._pointerEvent) {
        this.touchStartX = event.touches[0].clientX;
      }
    };

const move = event => {
      // ensure swiping with one touch and not pinching
      this.touchDeltaX = event.touches && event.touches.length > 1 ? 0 : event.touches[0].clientX - this.touchStartX;
    };

const end = event => {
      if (this._pointerEvent && (event.pointerType === POINTER_TYPE_PEN || event.pointerType === POINTER_TYPE_TOUCH)) {
        this.touchDeltaX = event.clientX - this.touchStartX;
      }

this._handleSwipe();

if (this._config.pause === 'hover') {
        // If it's a touch-enabled device, mouseenter/leave are fired as
        // part of the mouse compatibility events on first tap - the carousel
        // would stop cycling until user tapped out of it;
        // here, we listen for touchend, explicitly pause the carousel
        // (as if it's the second time we tap on it, mouseenter compat event
        // is NOT fired) and after a timeout (to allow for mouse compatibility
        // events to fire) we explicitly restart cycling
        this.pause();

if (this.touchTimeout) {
          clearTimeout(this.touchTimeout);
        }

this.touchTimeout = setTimeout(event => this.cycle(event), TOUCHEVENT_COMPAT_WAIT + this._config.interval);
      }
    };

SelectorEngine.find(SELECTOR_ITEM_IMG, this._element).forEach(itemImg => {
      EventHandler.on(itemImg, EVENT_DRAG_START, e => e.preventDefault());
    });

if (this._pointerEvent) {
      EventHandler.on(this._element, EVENT_POINTERDOWN, event => start(event));
      EventHandler.on(this._element, EVENT_POINTERUP, event => end(event));

this._element.classList.add(CLASS_NAME_POINTER_EVENT);
    } else {
      EventHandler.on(this._element, EVENT_TOUCHSTART, event => start(event));
      EventHandler.on(this._element, EVENT_TOUCHMOVE, event => move(event));
      EventHandler.on(this._element, EVENT_TOUCHEND, event => end(event));
    }
  }

_keydown(event) {
    if (/input|textarea/i.test(event.target.tagName)) {
      return;
    }

const direction = KEY_TO_DIRECTION[event.key];

if (direction) {
      event.preventDefault();

this._slide(direction);
    }
  }

_getItemIndex(element) {
    this._items = element && element.parentNode ? SelectorEngine.find(SELECTOR_ITEM, element.parentNode) : [];
    return this._items.indexOf(element);
  }

_getItemByOrder(order, activeElement) {
    const isNext = order === ORDER_NEXT;
    return getNextActiveElement(this._items, activeElement, isNext, this._config.wrap);
  }

_triggerSlideEvent(relatedTarget, eventDirectionName) {
    const targetIndex = this._getItemIndex(relatedTarget);

const fromIndex = this._getItemIndex(SelectorEngine.findOne(SELECTOR_ACTIVE_ITEM, this._element));

return EventHandler.trigger(this._element, EVENT_SLIDE, {
      relatedTarget,
      direction: eventDirectionName,
      from: fromIndex,
      to: targetIndex
    });
  }

_setActiveIndicatorElement(element) {
    if (this._indicatorsElement) {
      const activeIndicator = SelectorEngine.findOne(SELECTOR_ACTIVE, this._indicatorsElement);
      activeIndicator.classList.remove(CLASS_NAME_ACTIVE);
      activeIndicator.removeAttribute('aria-current');
      const indicators = SelectorEngine.find(SELECTOR_INDICATOR, this._indicatorsElement);

for (let i = 0; i < indicators.length; i++) {
        if (Number.parseInt(indicators[i].getAttribute('data-bs-slide-to'), 10) === this._getItemIndex(element)) {
          indicators[i].classList.add(CLASS_NAME_ACTIVE);
          indicators[i].setAttribute('aria-current', 'true');
          break;
        }
      }
    }
  }

_updateInterval() {
    const element = this._activeElement || SelectorEngine.findOne(SELECTOR_ACTIVE_ITEM, this._element);

if (!element) {
      return;
    }

const elementInterval = Number.parseInt(element.getAttribute('data-bs-interval'), 10);

if (elementInterval) {
      this._config.defaultInterval = this._config.defaultInterval || this._config.interval;
      this._config.interval = elementInterval;
    } else {
      this._config.interval = this._config.defaultInterval || this._config.interval;
    }
  }

_slide(directionOrOrder, element) {
    const order = this._directionToOrder(directionOrOrder);

const activeElement = SelectorEngine.findOne(SELECTOR_ACTIVE_ITEM, this._element);

const activeElementIndex = this._getItemIndex(activeElement);

const nextElement = element || this._getItemByOrder(order, activeElement);

const nextElementIndex = this._getItemIndex(nextElement);

const isCycling = Boolean(this._interval);
    const isNext = order === ORDER_NEXT;
    const directionalClassName = isNext ? CLASS_NAME_START : CLASS_NAME_END;
    const orderClassName = isNext ? CLASS_NAME_NEXT : CLASS_NAME_PREV;

const eventDirectionName = this._orderToDirection(order);

if (nextElement && nextElement.classList.contains(CLASS_NAME_ACTIVE)) {
      this._isSliding = false;
      return;
    }

if (this._isSliding) {
      return;
    }

const slideEvent = this._triggerSlideEvent(nextElement, eventDirectionName);

if (slideEvent.defaultPrevented) {
      return;
    }

if (!activeElement || !nextElement) {
      // Some weirdness is happening, so we bail
      return;
    }

this._isSliding = true;

if (isCycling) {
      this.pause();
    }

this._setActiveIndicatorElement(nextElement);

this._activeElement = nextElement;

const triggerSlidEvent = () => {
      EventHandler.trigger(this._element, EVENT_SLID, {
        relatedTarget: nextElement,
        direction: eventDirectionName,
        from: activeElementIndex,
        to: nextElementIndex
      });
    };

if (this._element.classList.contains(CLASS_NAME_SLIDE)) {
      nextElement.classList.add(orderClassName);
      reflow(nextElement);
      activeElement.classList.add(directionalClassName);
      nextElement.classList.add(directionalClassName);

const completeCallBack = () => {
        nextElement.classList.remove(directionalClassName, orderClassName);
        nextElement.classList.add(CLASS_NAME_ACTIVE);
        activeElement.classList.remove(CLASS_NAME_ACTIVE, orderClassName, directionalClassName);
        this._isSliding = false;
        setTimeout(triggerSlidEvent, 0);
      };

this._queueCallback(completeCallBack, activeElement, true);
    } else {
      activeElement.classList.remove(CLASS_NAME_ACTIVE);
      nextElement.classList.add(CLASS_NAME_ACTIVE);
      this._isSliding = false;
      triggerSlidEvent();
    }

if (isCycling) {
      this.cycle();
    }
  }

_directionToOrder(direction) {
    if (![DIRECTION_RIGHT, DIRECTION_LEFT].includes(direction)) {
      return direction;
    }

if (isRTL()) {
      return direction === DIRECTION_LEFT ? ORDER_PREV : ORDER_NEXT;
    }

return direction === DIRECTION_LEFT ? ORDER_NEXT : ORDER_PREV;
  }

_orderToDirection(order) {
    if (![ORDER_NEXT, ORDER_PREV].includes(order)) {
      return order;
    }

if (isRTL()) {
      return order === ORDER_PREV ? DIRECTION_LEFT : DIRECTION_RIGHT;
    }

return order === ORDER_PREV ? DIRECTION_RIGHT : DIRECTION_LEFT;
  } // Static

static carouselInterface(element, config) {
    const data = Carousel.getOrCreateInstance(element, config);
    let {
      _config
    } = data;

if (typeof config === 'object') {
      _config = { ..._config,
        ...config
      };
    }

const action = typeof config === 'string' ? config : _config.slide;

if (typeof config === 'number') {
      data.to(config);
    } else if (typeof action === 'string') {
      if (typeof data[action] === 'undefined') {
        throw new TypeError(`No method named "${action}"`);
      }

data[action]();
    } else if (_config.interval && _config.ride) {
      data.pause();
      data.cycle();
    }
  }

static jQueryInterface(config) {
    return this.each(function () {
      Carousel.carouselInterface(this, config);
    });
  }

static dataApiClickHandler(event) {
    const target = getElementFromSelector(this);

if (!target || !target.classList.contains(CLASS_NAME_CAROUSEL)) {
      return;
    }

const config = { ...Manipulator.getDataAttributes(target),
      ...Manipulator.getDataAttributes(this)
    };
    const slideIndex = this.getAttribute('data-bs-slide-to');

if (slideIndex) {
      config.interval = false;
    }

Carousel.carouselInterface(target, config);

if (slideIndex) {
      Carousel.getInstance(target).to(slideIndex);
    }

event.preventDefault();
  }

}
/**
 * ------------------------------------------------------------------------
 * Data Api implementation
 * ------------------------------------------------------------------------
 */

EventHandler.on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_SLIDE, Carousel.dataApiClickHandler);
EventHandler.on(window, EVENT_LOAD_DATA_API, () => {
  const carousels = SelectorEngine.find(SELECTOR_DATA_RIDE);

for (let i = 0, len = carousels.length; i < len; i++) {
    Carousel.carouselInterface(carousels[i], Carousel.getInstance(carousels[i]));
  }
});
/**
 * ------------------------------------------------------------------------
 * jQuery
 * ------------------------------------------------------------------------
 * add .Carousel to jQuery only if jQuery is present
 */

defineJQueryPlugin(Carousel);

window.bootstrap = window.bootstrap || {};
window.bootstrap.Carousel = Carousel;

if (Joomla && Joomla.getOptions) {
  // Get the elements/configurations from the PHP
  const carousels = Joomla.getOptions('bootstrap.carousel'); // Initialise the elements

if (typeof carousels === 'object' && carousels !== null) {
    Object.keys(carousels).forEach(carousel => {
      const opt = carousels[carousel];
      const options = {
        interval: opt.interval ? opt.interval : 5000,
        keyboard: opt.keyboard ? opt.keyboard : true,
        pause: opt.pause ? opt.pause : 'hover',
        slide: opt.slide ? opt.slide : false,
        wrap: opt.wrap ? opt.wrap : true,
        touch: opt.touch ? opt.touch : true
      };
      const elements = Array.from(document.querySelectorAll(carousel));

if (elements.length) {
        elements.map(el => new window.bootstrap.Carousel(el, options));
      }
    });
  }
}

export { Carousel as C };