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/**
*
* Handle Mobile Cart events.
*
* @since 3.1.0
* @package Astra
*/
(function () {
var cart_flyout = document.getElementById('astra-mobile-cart-drawer'),
main_header_masthead = document.getElementById('masthead'),
responsive_cart_click = astra_cart.responsive_cart_click;
// Variable to store the element that opened the cart
var lastFocusedElement = null;
// Return if masthead not exixts.
if (!main_header_masthead) {
return;
}
var woo_data = '',
mobileHeader = main_header_masthead.querySelector("#ast-mobile-header"),
edd_data = '';
if (undefined !== cart_flyout && '' !== cart_flyout && null !== cart_flyout) {
woo_data = cart_flyout.querySelector('.widget_shopping_cart.woocommerce');
edd_data = cart_flyout.querySelector('.widget_edd_cart_widget');
}
/**
* Manages focus for accessibility
*/
const focusManager = {
/**
* Moves focus to the close button
*/
moveToCloseButton: function() {
var closeButton = document.querySelector('.astra-cart-drawer-close');
if (closeButton) {
closeButton.focus();
}
},
/**
* Returns focus to the triggering element
*/
returnToTrigger: function() {
if (lastFocusedElement) {
lastFocusedElement.focus();
} else {
// Fallback if we don't have the original element - try multiple selectors
var cartIcon = document.querySelector('.ast-header-woo-cart .ast-site-header-cart .ast-site-header-cart-li a.cart-container');
if (!cartIcon) {
cartIcon = document.querySelector('.ast-site-header-cart-li a');
}
if (!cartIcon) {
cartIcon = document.querySelector('.ast-header-woo-cart a');
}
if (cartIcon) {
cartIcon.focus();
}
}
},
/**
* Sets up a focus trap within the cart flyout
*/
setupFocusTrap: function() {
if (!cart_flyout) return;
// Remove any existing event listeners first
document.removeEventListener('keydown', this.trapTabKey);
// Add the event listener for tab key
document.addEventListener('keydown', this.trapTabKey);
},
/**
* Traps the tab key within the cart flyout
*/
trapTabKey: function(e) {
// Only run if cart flyout is active and tab key is pressed
if (!cart_flyout.classList.contains('active') || e.key !== 'Tab') {
return;
}
// Get all focusable elements inside the flyout
var focusableElements = cart_flyout.querySelectorAll(
'button, [href], input, select, textarea, [tabindex]:not([tabindex="-1"])'
);
// Filter out hidden elements
focusableElements = Array.prototype.filter.call(focusableElements, function(element) {
return element.offsetWidth > 0 && element.offsetHeight > 0 && window.getComputedStyle(element).visibility !== 'hidden';
});
if (focusableElements.length === 0) return;
var firstElement = focusableElements[0];
var lastElement = focusableElements[focusableElements.length - 1];
// If shift+tab on first element, go to last element
if (e.shiftKey && document.activeElement === firstElement) {
e.preventDefault();
lastElement.focus();
}
// If tab on last element, go to first element
else if (!e.shiftKey && document.activeElement === lastElement) {
e.preventDefault();
firstElement.focus();
}
}
};
/**
* Opens the Cart Flyout.
*/
cartFlyoutOpen = function (event) {
// Store the element that opened the cart for returning focus later
lastFocusedElement = event.currentTarget.querySelector('a.cart-container') || event.currentTarget;
// Check if responsive_cart_click is "redirect" and body has class "ast-header-break-point"
if ((responsive_cart_click === 'redirect' && document.body.classList.contains('ast-header-break-point')) ) {
return;
}
event.preventDefault();
var current_cart = event.currentTarget.cart_type;
if ('woocommerce' === current_cart && document.body.classList.contains('woocommerce-cart')) {
return;
}
cart_flyout.classList.remove('active');
cart_flyout.classList.remove('woocommerce-active');
cart_flyout.classList.remove('edd-active');
if (undefined !== cart_flyout && '' !== cart_flyout && null !== cart_flyout) {
cart_flyout.classList.add('active');
document.documentElement.classList.add('ast-mobile-cart-active');
if (undefined !== edd_data && '' !== edd_data && null !== edd_data) {
edd_data.style.display = 'block';
if ('woocommerce' === current_cart) {
edd_data.style.display = 'none';
cart_flyout.classList.add('woocommerce-active');
}
}
if (undefined !== woo_data && '' !== woo_data && null !== woo_data) {
woo_data.style.display = 'block';
if ('edd' === current_cart) {
woo_data.style.display = 'none';
cart_flyout.classList.add('edd-active');
}
}
}
document.dispatchEvent( new CustomEvent( "astra_on_slide_In_cart_open", { "detail": {} }) );
// Accessibility improvement: Move focus to close button after cart is opened
setTimeout(function() {
focusManager.moveToCloseButton();
focusManager.setupFocusTrap();
}, 100);
}
/**
* Closes the Cart Flyout.
*/
cartFlyoutClose = function (event) {
event.preventDefault();
if (undefined !== cart_flyout && '' !== cart_flyout && null !== cart_flyout) {
cart_flyout.classList.remove('active');
document.documentElement.classList.remove('ast-mobile-cart-active');
}
// Return focus to the element that opened the cart
setTimeout(function() {
focusManager.returnToTrigger();
}, 100);
}
/**
* Main Init Function.
*/
function cartInit() {
// Close Popup if esc is pressed.
document.addEventListener('keyup', function (event) {
// 27 is keymap for esc key.
if (event.keyCode === 27) {
event.preventDefault();
cart_flyout.classList.remove('active');
document.documentElement.classList.remove('ast-mobile-cart-active');
updateTrigger();
// Return focus to the element that opened the cart
setTimeout(function() {
focusManager.returnToTrigger();
}, 100);
}
});
// Close Popup on outside click.
document.addEventListener('click', function (event) {
var target = event.target;
var cart_modal = document.querySelector('.ast-mobile-cart-active .astra-mobile-cart-overlay');
if (target === cart_modal) {
cart_flyout.classList.remove('active');
document.documentElement.classList.remove('ast-mobile-cart-active');
// Return focus to the element that opened the cart
setTimeout(function() {
focusManager.returnToTrigger();
}, 100);
}
});
if (undefined !== mobileHeader && '' !== mobileHeader && null !== mobileHeader) {
// Mobile Header Cart Flyout.
if( 'flyout' == astra_cart.desktop_layout ) {
var woo_carts = document.querySelectorAll('.ast-mobile-header-wrap .ast-header-woo-cart, #ast-desktop-header .ast-desktop-cart-flyout');
} else {
var woo_carts = document.querySelectorAll('.ast-mobile-header-wrap .ast-header-woo-cart');
}
var edd_cart = document.querySelector('.ast-mobile-header-wrap .ast-header-edd-cart');
var cart_close = document.querySelector('.astra-cart-drawer-close');
if( 0 < woo_carts.length ){
woo_carts.forEach(function callbackFn(woo_cart) {
if (undefined !== woo_cart && '' !== woo_cart && null !== woo_cart && cart_flyout) {
woo_cart.addEventListener("click", cartFlyoutOpen, false);
woo_cart.cart_type = 'woocommerce';
}
})
}
if (undefined !== edd_cart && '' !== edd_cart && null !== edd_cart && cart_flyout) {
edd_cart.addEventListener("click", cartFlyoutOpen, false);
edd_cart.cart_type = 'edd';
}
if (undefined !== cart_close && '' !== cart_close && null !== cart_close) {
cart_close.addEventListener("click", cartFlyoutClose, false);
}
}
// Add keyboard event listeners to cart icons for accessibility
var cartIcons = document.querySelectorAll('.ast-site-header-cart .ast-site-header-cart-li a');
if (cartIcons.length > 0) {
cartIcons.forEach(function(cartIcon) {
cartIcon.addEventListener('keydown', function(e) {
if (e.key === 'Enter' || e.keyCode === 13) {
e.preventDefault();
// Store this element as the last focused element
lastFocusedElement = cartIcon;
cartIcon.click();
}
});
});
}
}
// Slide in cart 'astra_woo_slide_in_cart' PRO shortcode compatibility.
if(document.querySelector('.ast-slidein-cart')){
document.querySelector('.ast-slidein-cart').addEventListener('click', (e)=> {
// Store this element as the last focused element
lastFocusedElement = e.currentTarget;
document.querySelector('#astra-mobile-cart-drawer').classList.add('active');
document.querySelector('html').classList.add('ast-mobile-cart-active');
e.preventDefault();
// Accessibility improvement: Move focus to close button
setTimeout(function() {
focusManager.moveToCloseButton();
focusManager.setupFocusTrap();
}, 100);
});
}
// Get the screen inner width.
var screenInnerWidth = window.innerWidth;
window.addEventListener('resize', function () {
// Close Cart
var cart_close = document.querySelector('.astra-cart-drawer-close');
if ( undefined !== cart_close && '' !== cart_close && null !== cart_close && 'INPUT' !== document.activeElement.tagName && cart_flyout.classList.contains( 'active' ) ) {
// Get the modified screen inner width.
var modifiedInnerWidth = window.innerWidth;
if ( modifiedInnerWidth !== screenInnerWidth ) {
screenInnerWidth = modifiedInnerWidth;
cart_close.click();
}
}
});
window.addEventListener('load', function () {
cartInit();
});
document.addEventListener('astLayoutWidthChanged', function () {
cartInit();
});
document.addEventListener('astPartialContentRendered', function () {
cartInit();
});
let initialWidth = window.innerWidth; // Store the initial device width.
var layoutChangeDelay;
window.addEventListener('resize', function () {
let newWidth = window.innerWidth; // Get the device width after resize.
clearTimeout(layoutChangeDelay);
layoutChangeDelay = setTimeout(function () {
cartInit();
// Dispatch 'astLayoutWidthChanged' event only if the width has changed.
// This prevents input elements from losing focus unnecessarily.
if ( initialWidth !== newWidth ) {
document.dispatchEvent(new CustomEvent("astLayoutWidthChanged", {"detail": {'response': ''}}));
}
// Update the initial width to the new width after resizing completes.
initialWidth = newWidth;
}, 50);
});
// Using jQuery here because WooCommerce and the variation swatches plugin rely on jQuery for AJAX handling and DOM updates.
jQuery(document).ready(function ($) {
// Listening for WooCommerce's default 'added_to_cart' and 'astra_refresh_cart_fragments' both events.
$(document.body).on('added_to_cart astra_refresh_cart_fragments', function (event, fragments, cart_hash) {
// Refreshing WooCommerce cart fragments.
$.get(wc_add_to_cart_params.wc_ajax_url.toString().replace('%%endpoint%%', 'get_refreshed_fragments'), function (data) {
if (data && data.fragments) {
$.each(data.fragments, function (key, value) {
$(key).replaceWith(value);
});
}
});
});
// Triggering the 'astra_refresh_cart_fragments' event to refresh the cart fragments on page load.
$(document.body).trigger('astra_refresh_cart_fragments');
});
})();