SHX-Theme/assets/quantity-popover.js

81 lines
3.1 KiB
JavaScript

if (!customElements.get('quantity-popover')) {
customElements.define(
'quantity-popover',
class QuantityPopover extends HTMLElement {
constructor() {
super();
this.mql = window.matchMedia('(min-width: 990px)');
this.mqlTablet = window.matchMedia('(min-width: 750px)');
this.infoButtonDesktop = this.querySelector('.quantity-popover__info-button--icon-only');
this.infoButtonMobile = this.querySelector('.quantity-popover__info-button--icon-with-label');
this.popoverInfo = this.querySelector('.quantity-popover__info');
this.closeButton = this.querySelector('.button-close');
this.variantInfo = this.querySelector('.quantity-popover-container');
this.eventMouseEnterHappened = false;
if (this.closeButton) {
this.closeButton.addEventListener('click', this.closePopover.bind(this));
}
if (this.popoverInfo && this.infoButtonDesktop && this.mql.matches) {
this.popoverInfo.addEventListener('mouseenter', this.closePopover.bind(this));
}
if (this.infoButtonDesktop) {
this.infoButtonDesktop.addEventListener('click', this.togglePopover.bind(this));
this.infoButtonDesktop.addEventListener('focusout', this.closePopover.bind(this));
}
if (this.infoButtonMobile) {
this.infoButtonMobile.addEventListener('click', this.togglePopover.bind(this));
this.infoButtonMobile.addEventListener('focusout', this.closePopover.bind(this));
}
if (this.infoButtonDesktop && this.mqlTablet.matches) {
this.variantInfo.addEventListener('mouseenter', this.togglePopover.bind(this));
this.variantInfo.addEventListener('mouseleave', this.closePopover.bind(this));
}
}
togglePopover(event) {
event.preventDefault();
if (event.type === 'mouseenter') {
this.eventMouseEnterHappened = true;
}
if (event.type === 'click' && this.eventMouseEnterHappened) return;
const button = this.infoButtonDesktop && this.mql.matches ? this.infoButtonDesktop : this.infoButtonMobile;
const isExpanded = button.getAttribute('aria-expanded') === 'true';
button.setAttribute('aria-expanded', !isExpanded);
this.popoverInfo.toggleAttribute('hidden');
const isOpen = button.getAttribute('aria-expanded') === 'true';
button.classList.toggle('quantity-popover__info-button--open');
if (isOpen && event.type !== 'mouseenter') {
button.focus();
}
}
closePopover(event) {
event.preventDefault();
const isChild = this.variantInfo.contains(event.relatedTarget);
const button = this.infoButtonDesktop && this.mql.matches ? this.infoButtonDesktop : this.infoButtonMobile;
if (!event.relatedTarget || !isChild) {
button.setAttribute('aria-expanded', 'false');
button.classList.remove('quantity-popover__info-button--open');
this.popoverInfo.setAttribute('hidden', '');
}
this.eventMouseEnterHappened = false;
}
}
);
}