/******/ (() => { // webpackBootstrap
/******/ 	"use strict";
/******/ 	// The require scope
/******/ 	var __webpack_require__ = {};
/******/ 	
/************************************************************************/
/******/ 	/* webpack/runtime/global */
/******/ 	(() => {
/******/ 		__webpack_require__.g = (function() {
/******/ 			if (typeof globalThis === 'object') return globalThis;
/******/ 			try {
/******/ 				return this || new Function('return this')();
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/******/ 				if (typeof window === 'object') return window;
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/************************************************************************/
/*!*******************************************************!*\
  !*** ./js/analytics-advanced-tracking.js + 1 modules ***!
  \*******************************************************/

;// ./js/analytics-advanced-tracking/set-up-advanced-tracking.js
/**
 * Analytics advanced tracking logic, to be used in the frontend.
 *
 * Site Kit by Google, Copyright 2021 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * Sets up advanced tracking.
 *
 * This will for each provided event configuration add a DOM event listener that,
 * when triggered, results in a call to the provided sendEvent function.
 *
 * @since 1.18.0
 *
 * @param {Object[]} eventConfigurations List of event configuration objects. Each event object must have properties
 *                                       `action`, `on`, `selector`, and optionally `metadata`.
 * @param {Function} sendEvent           Function that handles the event. It will receive the event action as first
 *                                       parameter and the event metadata (may be `null`) as second parameter.
 * @return {Function} Returns parameter-less function to destroy the tracking, i.e. remove all added listeners.
 */
function setUpAdvancedTracking(
	eventConfigurations,
	sendEvent
) {
	const toRemove = [];

	eventConfigurations.forEach( ( eventConfig ) => {
		function handleDOMEvent( domEvent ) {
			if ( 'DOMContentLoaded' === eventConfig.on ) {
				sendEvent( eventConfig.action, eventConfig.metadata );
			} else if (
				matches( domEvent.target, eventConfig.selector ) ||
				matches( domEvent.target, eventConfig.selector.concat( ' *' ) )
			) {
				sendEvent( eventConfig.action, eventConfig.metadata );
			}
		}

		__webpack_require__.g.document.addEventListener(
			eventConfig.on,
			handleDOMEvent,
			true
		);

		toRemove.push( [ eventConfig.on, handleDOMEvent, true ] );
	} );

	return () => {
		toRemove.forEach( ( listenerArgs ) => {
			document.removeEventListener.apply( document, listenerArgs );
		} );
	};
}

/**
 * Checks whether the given element matches the given selector.
 *
 * @since 1.18.0
 *
 * @param {Element} el       A DOM element.
 * @param {string}  selector A selector to check for.
 * @return {boolean} True if the DOM element matches the selector, false otherwise.
 */
function matches( el, selector ) {
	// Use fallbacks for older browsers.
	// See https://developer.mozilla.org/en-US/docs/Web/API/Element/matches#Polyfill.
	const matcher =
		el.matches ||
		el.matchesSelector ||
		el.webkitMatchesSelector ||
		el.mozMatchesSelector ||
		el.msMatchesSelector ||
		el.oMatchesSelector ||
		function ( s ) {
			const elements = (
				this.document || this.ownerDocument
			).querySelectorAll( s );
			let i = elements.length;
			while ( --i >= 0 && elements.item( i ) !== this ) {}
			return i > -1;
		};

	if ( matcher ) {
		return matcher.call( el, selector );
	}

	return false;
}

;// ./js/analytics-advanced-tracking.js
/**
 * Analytics advanced tracking script to be inserted into the frontend via PHP.
 *
 * Site Kit by Google, Copyright 2021 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

// This file should not use any dependencies because it is used in the frontend.

/**
 * Internal dependencies
 */


/**
 * Sends a tracking event to Analytics via gtag.
 *
 * @since 1.18.0
 *
 * @param {string} action   Event action / event name.
 * @param {Object} metadata Additional event metadata to send, or `null`.
 */
function sendEvent( action, metadata ) {
	window.gtag( 'event', action, metadata || undefined ); // eslint-disable-line no-restricted-globals
}

const events = window._googlesitekitAnalyticsTrackingData || []; // eslint-disable-line no-restricted-globals
if ( Array.isArray( events ) ) {
	setUpAdvancedTracking( events, sendEvent );
}

/******/ })()
;
//# sourceMappingURL=analytics-advanced-tracking.js.map