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/** |
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* Utilities for collape, modal, off-canvas |
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* Adapted from bootstrap |
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*/ |
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|
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/** |
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* Constants |
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*/ |
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const MAX_UID = 1_000_000; |
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const TRANSITION_END = "transitionend"; |
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const MILLISECONDS_MULTIPLIER = 1000; |
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|
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/** |
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* Properly escape IDs selectors to handle weird IDs |
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* @param {string} selector |
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* @returns {string} |
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*/ |
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const parseSelector = (selector) => { |
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if (selector && window.CSS && window.CSS.escape) { |
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// document.querySelector needs escaping to handle IDs (html5+) containing for instance / |
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selector = selector.replace( |
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/#([^\s"#']+)/g, |
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(match, id) => `#${CSS.escape(id)}`, |
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); |
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} |
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|
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return selector; |
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}; |
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|
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// Shout-out Angus Croll (https://goo.gl/pxwQGp) |
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const toType = (object) => { |
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if (object === null || object === undefined) { |
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return `${object}`; |
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} |
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|
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return Object.prototype.toString |
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.call(object) |
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.match(/\s([a-z]+)/i)[1] |
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.toLowerCase(); |
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}; |
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|
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/** |
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* Public Util API |
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*/ |
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|
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const getUID = (prefix) => { |
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do { |
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prefix += Math.floor(Math.random() * MAX_UID); |
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} while (document.getElementById(prefix)); |
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|
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return prefix; |
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}; |
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|
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const noop = () => {}; |
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|
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const isElement = (object) => { |
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if (!object || typeof object !== "object") { |
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return false; |
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} |
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|
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if (typeof object.jquery !== "undefined") { |
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object = object[0]; |
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} |
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|
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return typeof object.nodeType !== "undefined"; |
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}; |
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|
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const getElement = (object) => { |
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// it's a jQuery object or a node element |
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if (isElement(object)) { |
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return object?.jquery ? object[0] : object; |
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} |
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|
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if (typeof object === "string" && object.length > 0) { |
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return document.querySelector(parseSelector(object)); |
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} |
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|
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return null; |
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}; |
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|
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const triggerTransitionEnd = (element) => { |
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element.dispatchEvent(new Event(TRANSITION_END)); |
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}; |
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|
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const getTransitionDurationFromElement = (element) => { |
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if (!element) { |
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return 0; |
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} |
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|
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// Get transition-duration of the element |
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let { transitionDuration, transitionDelay } = |
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window.getComputedStyle(element); |
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const floatTransitionDuration = Number.parseFloat(transitionDuration); |
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const floatTransitionDelay = Number.parseFloat(transitionDelay); |
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|
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// Return 0 if element or transition duration is not found |
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if (!floatTransitionDuration && !floatTransitionDelay) { |
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return 0; |
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} |
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|
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// If multiple durations are defined, take the first |
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transitionDuration = transitionDuration.split(",")[0]; |
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transitionDelay = transitionDelay.split(",")[0]; |
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return ( |
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(Number.parseFloat(transitionDuration) + |
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Number.parseFloat(transitionDelay)) * |
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MILLISECONDS_MULTIPLIER |
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); |
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}; |
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|
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/** |
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* Call a callback on transitionend event |
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* |
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* @param {Function} callback |
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* @param {Node} elem |
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* @param {Boolean} immediate |
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*/ |
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const executeAfterTransition = (callback, elem, immediate = false) => { |
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if (typeof callback === "function") { |
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if (immediate) { |
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callback(); |
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return; |
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} |
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|
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const durationPadding = 5; |
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const emulatedDuration = |
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getTransitionDurationFromElement(elem) + durationPadding; |
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let called = false; |
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|
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const handler = ({ target }) => { |
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if (target !== elem) { |
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return; |
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} |
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called = true; |
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elem.removeEventListener(TRANSITION_END, handler); |
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execute(callback); |
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}; |
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|
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elem.addEventListener(TRANSITION_END, handler); |
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|
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setTimeout(() => { |
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if (!called) { |
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triggerTransitionEnd(elem); |
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} |
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}, emulatedDuration); |
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} |
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}; |
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|
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/** |
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* Run a function |
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* |
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* @param {Function} callback |
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*/ |
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const execute = (callback) => { |
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if (typeof callback === "function") { |
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callback(); |
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} |
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}; |
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|
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/** |
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* Trick to restart an element's animation |
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* |
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* @param {HTMLElement} element |
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* @return void |
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* |
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* @see https://www.charistheo.io/blog/2021/02/restart-a-css-animation-with-javascript/#restarting-a-css-animation |
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*/ |
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const reflow = (element) => { |
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element.offsetHeight; // eslint-disable-line no-unused-expressions |
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}; |
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|
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const isRTL = () => document.documentElement.dir === "rtl"; |
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|
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const exposeComponent = (name, component) => { |
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window.CBB = window?.CBB ?? {}; |
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window.CBB = { ...window.CBB, [name]: component }; |
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}; |
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|
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const parseJSON = (str) => { |
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try { |
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return JSON.parse( |
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Object.assign(document.createElement("textarea"), { |
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innerHTML: str || "{}", |
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}).value, |
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); |
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} catch { |
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return {}; |
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} |
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}; |
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|
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/** |
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* Make sure the logic run event the script is defered or delayed. |
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* |
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* @param {Function} fn |
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*/ |
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const domReady = (fn) => |
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document.readyState !== "loading" |
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? fn() |
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: document.addEventListener("DOMContentLoaded", fn); |
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|
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const exposeHelper = (helper) => { |
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if (toType(helper) !== "object") { |
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console.error("The parameter must be an object"); |
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} |
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|
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let storedValue = window?.CBB?.Util ?? false; |
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storedValue = |
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toType(storedValue) === "object" ? { ...storedValue, ...helper } : helper; |
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|
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exposeComponent("Util", storedValue); |
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}; |
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|
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// Expose helper methods |
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exposeHelper({ |
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toType, |
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getUID, |
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noop, |
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isElement, |
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executeAfterTransition, |
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execute, |
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reflow, |
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isRTL, |
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parseJSON, |
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domReady, |
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exposeComponent, |
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}); |
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|
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export { |
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toType, |
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getUID, |
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noop, |
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isElement, |
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getElement, |
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executeAfterTransition, |
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execute, |
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reflow, |
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isRTL, |
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parseJSON, |
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domReady, |
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exposeComponent, |
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exposeHelper, |
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}; |
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|
