Add hydration for product data for Single Product block

src/BlockTypes/SingleProduct.php

@@ -12,6 +12,17 @@ class SingleProduct extends AbstractBlock {
 	 */
 	protected $block_name = 'single-product';
 
+	/**
+	 * Enqueue frontend assets for this block, just in time for rendering.
+	 *
+	 * @param array $attributes  Any attributes that currently are available from the block.
+	 */
+	protected function enqueue_assets( array $attributes ) {
+		parent::enqueue_assets( $attributes );
+		$product_id = intval( $attributes['productId'] );
+		$this->hydrate_from_api( $product_id );
+	}
+
 	/**
 	 * Get the editor script handle for this block type.
 	 *
@@ -26,4 +37,13 @@ protected function get_block_type_editor_script( $key = null ) {
 		];
 		return $key ? $script[ $key ] : $script;
 	}
+
+	/**
+	 * Hydrate the cart block with data from the API.
+	 *
+	 * @param int $product_id ID of the product.
+	 */
+	protected function hydrate_from_api( int $product_id ) {
+		$this->asset_data_registry->hydrate_api_request( "/wc/store/products/$product_id" );
+	}
 }