10304-send-revenue-without-taxes

Author: DenysTsymbal

Model/Config.php

@@ -43,6 +43,11 @@ class Config
     public const XML_PATH_ATTRIBUTES_BRAND = 'mfgoogletagmanager/attributes/brand';
     public const XML_PATH_ATTRIBUTES_CATEGORIES = 'mfgoogletagmanager/attributes/categories';
 
+    /**
+     * Events config
+     */
+    public const XML_PATH_EVENTS_PURCHASE_TAX_ENABLED = 'mfgoogletagmanager/events/purchase/tax_enabled';
+
     /**
      * Customer data protection regulation config
      */
@@ -176,6 +181,15 @@ public function getMeasurementId(string $storeId = null): string
         return trim((string)$this->getConfig(self::XML_PATH_ANALYTICS_MEASUREMENT_ID, $storeId));
     }
 
+    /**
+     * @param string|null $storeId
+     * @return bool
+     */
+    public function isPurchaseTaxEnabled(string $storeId = null): bool
+    {
+        return (bool)$this->getConfig(self::XML_PATH_EVENTS_PURCHASE_TAX_ENABLED, $storeId);
+    }
+
     /**
      * Retrieve Magento product attribute
      *

Model/DataLayer/Purchase.php

@@ -77,4 +77,18 @@ public function get(Order $order, string $requester = ''): array
 
         return [];
     }
+
+    /**
+     * @param array $data
+     * @return array
+     */
+    protected function eventWrap(array $data): array
+    {
+        $data = parent::eventWrap($data);
+        if (!$this->config->isPurchaseTaxEnabled()) {
+            unset($data['ecommerce']['tax']);
+        }
+
+        return $data;
+    }
 }

etc/adminhtml/system.xml

@@ -346,6 +346,17 @@ To create a new secret, navigate in the
                     <comment><![CDATA[<strong class="colorRed">Warning!</strong> Enabling this option may cause the performance impact.]]></comment>
                 </field>
             </group>
+            <group id="events" translate="label" type="text" sortOrder="62" showInDefault="1" showInWebsite="1" showInStore="1">
+                <label>Events</label>
+                <group id="purchase" translate="label" type="text" sortOrder="10" showInDefault="1" showInWebsite="1" showInStore="1">
+                    <label>Purchase</label>
+                    <field id="tax_enabled" translate="label comment" type="select" sortOrder="10" showInDefault="1" showInWebsite="1" showInStore="1" canRestore="1">
+                        <label>Include Tax</label>
+                        <comment>If enabled, tax will be sent to Google Tag Manager.</comment>
+                        <source_model>Magento\Config\Model\Config\Source\Yesno</source_model>
+                    </field>
+                </group>
+            </group>
             <group id="page_speed_optimization" translate="label" type="text" sortOrder="65" showInDefault="1" showInWebsite="1" showInStore="1">
                 <label>Page Speed Optimization</label>
                 <field id="enabled" translate="label comment" type="select" sortOrder="10" showInDefault="1" showInWebsite="1" showInStore="1" canRestore="1">

etc/config.xml

@@ -62,6 +62,11 @@
                 <brand/>
                 <categories/>
             </attributes>
+            <events>
+                <purchase>
+                    <tax_enabled>1</tax_enabled>
+                </purchase>
+            </events>
             <page_speed_optimization>
                 <enabled>0</enabled>
             </page_speed_optimization>