/home/preegmxb/byeaglytics-co.com/media/vendor/bootstrap/js/scrollspy.js
import { B as BaseComponent, E as EventHandler, S as SelectorEngine, e as getSelectorFromElement, M as Manipulator, j as isElement, o as getUID, a as typeCheckConfig, d as defineJQueryPlugin } from './dom.js?1629745661';
/**
* --------------------------------------------------------------------------
* Bootstrap (v5.0.2): scrollspy.js
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
* --------------------------------------------------------------------------
*/
/**
* ------------------------------------------------------------------------
* Constants
* ------------------------------------------------------------------------
*/
const NAME = 'scrollspy';
const DATA_KEY = 'bs.scrollspy';
const EVENT_KEY = `.${DATA_KEY}`;
const DATA_API_KEY = '.data-api';
const Default = {
offset: 10,
method: 'auto',
target: ''
};
const DefaultType = {
offset: 'number',
method: 'string',
target: '(string|element)'
};
const EVENT_ACTIVATE = `activate${EVENT_KEY}`;
const EVENT_SCROLL = `scroll${EVENT_KEY}`;
const EVENT_LOAD_DATA_API = `load${EVENT_KEY}${DATA_API_KEY}`;
const CLASS_NAME_DROPDOWN_ITEM = 'dropdown-item';
const CLASS_NAME_ACTIVE = 'active';
const SELECTOR_DATA_SPY = '[data-bs-spy="scroll"]';
const SELECTOR_NAV_LIST_GROUP = '.nav, .list-group';
const SELECTOR_NAV_LINKS = '.nav-link';
const SELECTOR_NAV_ITEMS = '.nav-item';
const SELECTOR_LIST_ITEMS = '.list-group-item';
const SELECTOR_DROPDOWN = '.dropdown';
const SELECTOR_DROPDOWN_TOGGLE = '.dropdown-toggle';
const METHOD_OFFSET = 'offset';
const METHOD_POSITION = 'position';
/**
* ------------------------------------------------------------------------
* Class Definition
* ------------------------------------------------------------------------
*/
class ScrollSpy extends BaseComponent {
constructor(element, config) {
super(element);
this._scrollElement = this._element.tagName === 'BODY' ? window : this._element;
this._config = this._getConfig(config);
this._selector = `${this._config.target} ${SELECTOR_NAV_LINKS}, ${this._config.target} ${SELECTOR_LIST_ITEMS}, ${this._config.target} .${CLASS_NAME_DROPDOWN_ITEM}`;
this._offsets = [];
this._targets = [];
this._activeTarget = null;
this._scrollHeight = 0;
EventHandler.on(this._scrollElement, EVENT_SCROLL, () => this._process());
this.refresh();
this._process();
} // Getters
static get Default() {
return Default;
}
static get NAME() {
return NAME;
} // Public
refresh() {
const autoMethod = this._scrollElement === this._scrollElement.window ? METHOD_OFFSET : METHOD_POSITION;
const offsetMethod = this._config.method === 'auto' ? autoMethod : this._config.method;
const offsetBase = offsetMethod === METHOD_POSITION ? this._getScrollTop() : 0;
this._offsets = [];
this._targets = [];
this._scrollHeight = this._getScrollHeight();
const targets = SelectorEngine.find(this._selector);
targets.map(element => {
const targetSelector = getSelectorFromElement(element);
const target = targetSelector ? SelectorEngine.findOne(targetSelector) : null;
if (target) {
const targetBCR = target.getBoundingClientRect();
if (targetBCR.width || targetBCR.height) {
return [Manipulator[offsetMethod](target).top + offsetBase, targetSelector];
}
}
return null;
}).filter(item => item).sort((a, b) => a[0] - b[0]).forEach(item => {
this._offsets.push(item[0]);
this._targets.push(item[1]);
});
}
dispose() {
EventHandler.off(this._scrollElement, EVENT_KEY);
super.dispose();
} // Private
_getConfig(config) {
config = { ...Default,
...Manipulator.getDataAttributes(this._element),
...(typeof config === 'object' && config ? config : {})
};
if (typeof config.target !== 'string' && isElement(config.target)) {
let {
id
} = config.target;
if (!id) {
id = getUID(NAME);
config.target.id = id;
}
config.target = `#${id}`;
}
typeCheckConfig(NAME, config, DefaultType);
return config;
}
_getScrollTop() {
return this._scrollElement === window ? this._scrollElement.pageYOffset : this._scrollElement.scrollTop;
}
_getScrollHeight() {
return this._scrollElement.scrollHeight || Math.max(document.body.scrollHeight, document.documentElement.scrollHeight);
}
_getOffsetHeight() {
return this._scrollElement === window ? window.innerHeight : this._scrollElement.getBoundingClientRect().height;
}
_process() {
const scrollTop = this._getScrollTop() + this._config.offset;
const scrollHeight = this._getScrollHeight();
const maxScroll = this._config.offset + scrollHeight - this._getOffsetHeight();
if (this._scrollHeight !== scrollHeight) {
this.refresh();
}
if (scrollTop >= maxScroll) {
const target = this._targets[this._targets.length - 1];
if (this._activeTarget !== target) {
this._activate(target);
}
return;
}
if (this._activeTarget && scrollTop < this._offsets[0] && this._offsets[0] > 0) {
this._activeTarget = null;
this._clear();
return;
}
for (let i = this._offsets.length; i--;) {
const isActiveTarget = this._activeTarget !== this._targets[i] && scrollTop >= this._offsets[i] && (typeof this._offsets[i + 1] === 'undefined' || scrollTop < this._offsets[i + 1]);
if (isActiveTarget) {
this._activate(this._targets[i]);
}
}
}
_activate(target) {
this._activeTarget = target;
this._clear();
const queries = this._selector.split(',').map(selector => `${selector}[data-bs-target="${target}"],${selector}[href="${target}"]`);
const link = SelectorEngine.findOne(queries.join(','));
if (link.classList.contains(CLASS_NAME_DROPDOWN_ITEM)) {
SelectorEngine.findOne(SELECTOR_DROPDOWN_TOGGLE, link.closest(SELECTOR_DROPDOWN)).classList.add(CLASS_NAME_ACTIVE);
link.classList.add(CLASS_NAME_ACTIVE);
} else {
// Set triggered link as active
link.classList.add(CLASS_NAME_ACTIVE);
SelectorEngine.parents(link, SELECTOR_NAV_LIST_GROUP).forEach(listGroup => {
// Set triggered links parents as active
// With both <ul> and <nav> markup a parent is the previous sibling of any nav ancestor
SelectorEngine.prev(listGroup, `${SELECTOR_NAV_LINKS}, ${SELECTOR_LIST_ITEMS}`).forEach(item => item.classList.add(CLASS_NAME_ACTIVE)); // Handle special case when .nav-link is inside .nav-item
SelectorEngine.prev(listGroup, SELECTOR_NAV_ITEMS).forEach(navItem => {
SelectorEngine.children(navItem, SELECTOR_NAV_LINKS).forEach(item => item.classList.add(CLASS_NAME_ACTIVE));
});
});
}
EventHandler.trigger(this._scrollElement, EVENT_ACTIVATE, {
relatedTarget: target
});
}
_clear() {
SelectorEngine.find(this._selector).filter(node => node.classList.contains(CLASS_NAME_ACTIVE)).forEach(node => node.classList.remove(CLASS_NAME_ACTIVE));
} // Static
static jQueryInterface(config) {
return this.each(function () {
const data = ScrollSpy.getOrCreateInstance(this, config);
if (typeof config !== 'string') {
return;
}
if (typeof data[config] === 'undefined') {
throw new TypeError(`No method named "${config}"`);
}
data[config]();
});
}
}
/**
* ------------------------------------------------------------------------
* Data Api implementation
* ------------------------------------------------------------------------
*/
EventHandler.on(window, EVENT_LOAD_DATA_API, () => {
SelectorEngine.find(SELECTOR_DATA_SPY).forEach(spy => new ScrollSpy(spy));
});
/**
* ------------------------------------------------------------------------
* jQuery
* ------------------------------------------------------------------------
* add .ScrollSpy to jQuery only if jQuery is present
*/
defineJQueryPlugin(ScrollSpy);
window.bootstrap = window.bootstrap || {};
window.bootstrap.Scrollspy = ScrollSpy;
if (Joomla && Joomla.getOptions) {
// Get the elements/configurations from the PHP
const scrollspys = Joomla.getOptions('bootstrap.scrollspy'); // Initialise the elements
if (typeof scrollspys === 'object' && scrollspys !== null) {
Object.keys(scrollspys).forEach(scrollspy => {
const opt = scrollspys[scrollspy];
const options = {
offset: opt.offset ? opt.offset : 10,
method: opt.method ? opt.method : 'auto'
};
if (opt.target) {
options.target = opt.target;
}
const elements = Array.from(document.querySelectorAll(scrollspy));
if (elements.length) {
elements.map(el => new window.bootstrap.Scrollspy(el, options));
}
});
}
}
export { ScrollSpy as S };