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/** |
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* Merchant Toggle Class. |
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* |
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*/ |
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|
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'use strict'; |
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|
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var merchant = merchant || {}; |
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|
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/** |
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* Toggle any class on any element. |
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* |
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*/ |
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merchant.toggleClass = { |
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init: function init(event, el, triggerEvent) { |
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event.preventDefault(); |
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event.stopPropagation(); |
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var selector = document.querySelector(el.getAttribute('data-merchant-selector')), |
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removeClass = el.getAttribute('data-merchant-toggle-class-remove'), |
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classname = el.getAttribute('data-merchant-toggle-class'), |
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classes = selector.classList; |
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if (typeof removeClass === 'string') { |
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classes.remove(removeClass); |
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} |
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classes.toggle(classname); |
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if (triggerEvent) { |
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var ev = document.createEvent('HTMLEvents'); |
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ev.initEvent(triggerEvent, true, false); |
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window.dispatchEvent(ev); |
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} |
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} |
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}; |
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|
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/** |
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* Toggle any class wheter certain amoung of pixels are scrolled. |
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* |
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*/ |
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merchant.scrollToggleClass = { |
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init: function init() { |
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var els = document.querySelectorAll('[data-merchant-scroll-toggle-class]'); |
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if (!els.length) { |
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return; |
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} |
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els.forEach(function (el) { |
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window.addEventListener('scroll', merchant.scrollToggleClass.scrollEventHandler.bind(null, el)); |
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}); |
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}, |
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scrollEventHandler: function scrollEventHandler(el) { |
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var scrollPosition = window.scrollY, |
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scrollOffset = Number(el.getAttribute('data-merchant-scroll-toggle-class-offset')), |
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classname = el.getAttribute('data-merchant-scroll-toggle-class'), |
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bodyClasses = document.body.classList; |
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if (scrollPosition >= scrollOffset && 0 !== scrollPosition) { |
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bodyClasses.add(classname); |
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} else { |
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bodyClasses.remove(classname); |
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} |
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} |
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}; |
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document.addEventListener('DOMContentLoaded', function () { |
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merchant.scrollToggleClass.init(); |
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}); |
