Liferay.Loader.define('product-navigation-control-menu$aria-hidden@1.2.6/dist/es2019/index', ['module', 'exports', 'require'], function (module, exports, require) {
    var define = undefined;
    var global = window;
    {
        const getDefaultParent = originalTarget => {
            if (typeof document === 'undefined') {
                return null;
            }
            const sampleTarget = Array.isArray(originalTarget) ? originalTarget[0] : originalTarget;
            return sampleTarget.ownerDocument.body;
        };
        let counterMap = new WeakMap();
        let uncontrolledNodes = new WeakMap();
        let markerMap = {};
        let lockCount = 0;
        const unwrapHost = node => node && (node.host || unwrapHost(node.parentNode));
        const correctTargets = (parent, targets) => targets.map(target => {
            if (parent.contains(target)) {
                return target;
            }
            const correctedTarget = unwrapHost(target);
            if (correctedTarget && parent.contains(correctedTarget)) {
                return correctedTarget;
            }
            console.error('aria-hidden', target, 'in not contained inside', parent, '. Doing nothing');
            return null;
        }).filter(x => Boolean(x));
        /**
         * Marks everything except given node(or nodes) as aria-hidden
         * @param {Element | Element[]} originalTarget - elements to keep on the page
         * @param [parentNode] - top element, defaults to document.body
         * @param {String} [markerName] - a special attribute to mark every node
         * @param {String} [controlAttribute] - html Attribute to control
         * @return {Undo} undo command
         */
        const applyAttributeToOthers = (originalTarget, parentNode, markerName, controlAttribute) => {
            const targets = correctTargets(parentNode, Array.isArray(originalTarget) ? originalTarget : [originalTarget]);
            if (!markerMap[markerName]) {
                markerMap[markerName] = new WeakMap();
            }
            const markerCounter = markerMap[markerName];
            const hiddenNodes = [];
            const elementsToKeep = new Set();
            const elementsToStop = new Set(targets);
            const keep = el => {
                if (!el || elementsToKeep.has(el)) {
                    return;
                }
                elementsToKeep.add(el);
                keep(el.parentNode);
            };
            targets.forEach(keep);
            const deep = parent => {
                if (!parent || elementsToStop.has(parent)) {
                    return;
                }
                Array.prototype.forEach.call(parent.children, node => {
                    if (elementsToKeep.has(node)) {
                        deep(node);
                    } else {
                        try {
                            const attr = node.getAttribute(controlAttribute);
                            const alreadyHidden = attr !== null && attr !== 'false';
                            const counterValue = (counterMap.get(node) || 0) + 1;
                            const markerValue = (markerCounter.get(node) || 0) + 1;
                            counterMap.set(node, counterValue);
                            markerCounter.set(node, markerValue);
                            hiddenNodes.push(node);
                            if (counterValue === 1 && alreadyHidden) {
                                uncontrolledNodes.set(node, true);
                            }
                            if (markerValue === 1) {
                                node.setAttribute(markerName, 'true');
                            }
                            if (!alreadyHidden) {
                                node.setAttribute(controlAttribute, 'true');
                            }
                        } catch (e) {
                            console.error('aria-hidden: cannot operate on ', node, e);
                        }
                    }
                });
            };
            deep(parentNode);
            elementsToKeep.clear();
            lockCount++;
            return () => {
                hiddenNodes.forEach(node => {
                    const counterValue = counterMap.get(node) - 1;
                    const markerValue = markerCounter.get(node) - 1;
                    counterMap.set(node, counterValue);
                    markerCounter.set(node, markerValue);
                    if (!counterValue) {
                        if (!uncontrolledNodes.has(node)) {
                            node.removeAttribute(controlAttribute);
                        }
                        uncontrolledNodes.delete(node);
                    }
                    if (!markerValue) {
                        node.removeAttribute(markerName);
                    }
                });
                lockCount--;
                if (!lockCount) {
                    // clear
                    counterMap = new WeakMap();
                    counterMap = new WeakMap();
                    uncontrolledNodes = new WeakMap();
                    markerMap = {};
                }
            };
        };
        /**
         * Marks everything except given node(or nodes) as aria-hidden
         * @param {Element | Element[]} originalTarget - elements to keep on the page
         * @param [parentNode] - top element, defaults to document.body
         * @param {String} [markerName] - a special attribute to mark every node
         * @return {Undo} undo command
         */
        export const hideOthers = (originalTarget, parentNode, markerName = 'data-aria-hidden') => {
            const targets = Array.from(Array.isArray(originalTarget) ? originalTarget : [originalTarget]);
            const activeParentNode = parentNode || getDefaultParent(originalTarget);
            if (!activeParentNode) {
                return () => null;
            }
            // we should not hide aria-live elements - https://github.com/theKashey/aria-hidden/issues/10
            // and script elements, as they have no impact on accessibility.
            targets.push(...Array.from(activeParentNode.querySelectorAll('[aria-live], script')));
            return applyAttributeToOthers(targets, activeParentNode, markerName, 'aria-hidden');
        };
        /**
         * Marks everything except given node(or nodes) as inert
         * @param {Element | Element[]} originalTarget - elements to keep on the page
         * @param [parentNode] - top element, defaults to document.body
         * @param {String} [markerName] - a special attribute to mark every node
         * @return {Undo} undo command
         */
        export const inertOthers = (originalTarget, parentNode, markerName = 'data-inert-ed') => {
            const activeParentNode = parentNode || getDefaultParent(originalTarget);
            if (!activeParentNode) {
                return () => null;
            }
            return applyAttributeToOthers(originalTarget, activeParentNode, markerName, 'inert');
        };
        /**
         * @returns if current browser supports inert
         */
        export const supportsInert = () => typeof HTMLElement !== 'undefined' && HTMLElement.prototype.hasOwnProperty('inert');
        /**
         * Automatic function to "suppress" DOM elements - _hide_ or _inert_ in the best possible way
         * @param {Element | Element[]} originalTarget - elements to keep on the page
         * @param [parentNode] - top element, defaults to document.body
         * @param {String} [markerName] - a special attribute to mark every node
         * @return {Undo} undo command
         */
        export const suppressOthers = (originalTarget, parentNode, markerName = 'data-suppressed') => (supportsInert() ? inertOthers : hideOthers)(originalTarget, parentNode, markerName);
    }
});
//# sourceMappingURL=index.js.map