SEO: Add native DataLayer bridge.

src/OrderManager.php

@@ -27,6 +27,8 @@ final class OrderManager implements OrderManagerInterface
 {
 	private OrderRepository $orderRepository;
 
+	private ?Seo $seo = null;
+
 
 	public function __construct(
 		OrderPaymentClient $paymentClient,
@@ -162,4 +164,14 @@ public function addFile(
 
 		return $file;
 	}
+
+
+	public function getSeo(): Seo
+	{
+		if ($this->seo === null) {
+			$this->seo = new Seo;
+		}
+
+		return $this->seo;
+	}
 }

src/Seo.php

@@ -0,0 +1,57 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Baraja\Shop\Order;
+
+
+use Baraja\EcommerceStandard\DTO\OrderInterface;
+
+final class Seo
+{
+	public function getDataLayer(OrderInterface $order): string
+	{
+		return (string) json_encode(
+			$this->buildDataLayerStructure($order),
+			JSON_THROW_ON_ERROR | JSON_PRETTY_PRINT,
+		);
+	}
+
+
+	/**
+	 * @return array<string, mixed>
+	 */
+	private function buildDataLayerStructure(OrderInterface $order): array
+	{
+		$products = [];
+		foreach ($order->getItems() as $item) {
+			$product = $item->getProduct();
+			$variant = $item->getVariant();
+			$products[] = [
+				'name' => $product->getLabel(),
+				'id' => (string) $product->getId(),
+				'price' => $item->getFinalPrice()->getValue(),
+				'brand' => 'CLEVER MINDS',
+				'category' => $product->getMainCategory()?->getLabel(),
+				'variant' => $variant?->getName(),
+				'quantity' => $item->getCount(),
+			];
+		}
+
+		return [
+			'ecommerce' => [
+				'purchase' => [
+					'actionField' => [
+						'id' => $order->getNumber(), // Transaction ID. Required for purchases and refunds.
+						'affiliation' => 'Online Store',
+						'revenue' => $order->getPrice()->getValue(), // Total transaction value (incl. tax and shipping)
+						'tax' => $order->getPriceWithoutVat()->getValue(),
+						'shipping' => $order->getDeliveryPrice()->getValue(),
+						// TODO: 'coupon' => 'SUMMER_SALE',
+					],
+					'products' => $products,
+				],
+			],
+		];
+	}
+}