Added queue clearing

controllers/front/ajax.php

@@ -31,6 +31,15 @@ public function initContent()
     {
         parent::initContent();
 
+        if (Tools::getValue('action') === 'flushQueue') {
+            $output = $this->module->getDataHandler()->readData();
+
+            $this->module->getDataHandler()->deleteData();
+
+            $this->ajaxRender(json_encode($output));
+            exit;
+        }
+
         $orderId = (int) Tools::getValue('orderid');
         $order = new Order($orderId);
 

ps_googleanalytics.php

@@ -80,6 +80,13 @@ public function getContent()
 
     public function hookDisplayHeader($params, $back_office = false)
     {
+        if ($back_office === false) {
+            Media::addJsDef([
+                'psGoogleAnalyticsAjaxUrl' => $this->context->link->getModuleLink($this->name, 'ajax', [], true),
+            ]);
+            $this->context->controller->registerJavascript('modules-psgoogleanalytics', 'modules/' . $this->name . '/views/js/ganalytics.js');
+        }
+
         $hook = new PrestaShop\Module\Ps_Googleanalytics\Hooks\HookDisplayHeader($this, $this->context);
         $hook->setBackOffice($back_office);
 

views/js/ganalytics.js

@@ -0,0 +1,50 @@
+/**
+ * 2007-2020 PrestaShop.
+ *
+ * NOTICE OF LICENSE
+ *
+ * This source file is subject to the Academic Free License 3.0 (AFL-3.0)
+ * that is bundled with this package in the file LICENSE.txt.
+ * It is also available through the world-wide-web at this URL:
+ * https://opensource.org/licenses/AFL-3.0
+ * If you did not receive a copy of the license and are unable to
+ * obtain it through the world-wide-web, please send an email
+ * to [email protected] so we can send you a copy immediately.
+ *
+ * DISCLAIMER
+ *
+ * Do not edit or add to this file if you wish to upgrade PrestaShop to newer
+ * versions in the future. If you wish to customize PrestaShop for your
+ * needs please refer to http://www.prestashop.com for more information.
+ *
+ * @author    PrestaShop SA <[email protected]>
+ * @copyright 2007-2020 PrestaShop SA
+ * @license   https://opensource.org/licenses/AFL-3.0 Academic Free License 3.0 (AFL-3.0)
+ * International Registered Trademark & Property of PrestaShop SA
+ */
+
+$(document).ready(function () {
+    prestashop.on('updateCart', flushQueue);
+    prestashop.on('changedCheckoutStep', flushQueue);
+    prestashop.on('clickQuickView', flushQueue);
+    prestashop.on('updatedProduct', flushQueue);
+    prestashop.on('updateProductList', flushQueue);
+
+    function flushQueue() {
+        $.ajax({
+            type: "POST",
+            url: psGoogleAnalyticsAjaxUrl,
+            dataType: "json",
+            data: {
+                ajax: true,
+                action: "flushQueue",
+            },
+            success: function (response) {
+                response.forEach(code => {
+                    const fn = new Function(code);
+                    fn();
+                });
+            }
+        });
+    }
+});

views/js/index.php

@@ -0,0 +1,28 @@
+<?php
+/**
+ * Copyright since 2007 PrestaShop SA and Contributors
+ *
+ * NOTICE OF LICENSE
+ *
+ * This source file is subject to the Academic Free License 3.0 (AFL-3.0)
+ * that is bundled with this package in the file LICENSE.md.
+ * It is also available through the world-wide-web at this URL:
+ * https://opensource.org/licenses/AFL-3.0
+ * If you did not receive a copy of the license and are unable to
+ * obtain it through the world-wide-web, please send an email
+ * to [email protected] so we can send you a copy immediately.
+ *
+ * @author    PrestaShop SA <[email protected]>
+ * @copyright Since 2007 PrestaShop SA and Contributors
+ * @license   https://opensource.org/licenses/AFL-3.0 Academic Free License 3.0 (AFL-3.0)
+ * International Registered Trademark & Property of PrestaShop SA
+ */
+header('Expires: Mon, 26 Jul 1998 05:00:00 GMT');
+header('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT');
+
+header('Cache-Control: no-store, no-cache, must-revalidate');
+header('Cache-Control: post-check=0, pre-check=0', false);
+header('Pragma: no-cache');
+
+header('Location: ../');
+exit;