From 71b6e74615136f5c336c8c75d8051d4d297af463 Mon Sep 17 00:00:00 2001
From: Kazuto Takeshita <info@mt8.biz>
Date: Thu, 15 Feb 2024 11:58:21 +0900
Subject: [PATCH] Make the structured data price of group products refer to the
 latest child product price (#42808)

* Changed Make the structured data price of group products refer to the latest child product price.

* Add changelog

* PHPCS fixes

---------

Co-authored-by: Jorge Torres <jorge.torres@automattic.com>
---
 plugins/woocommerce/changelog/issue-27941     |  4 +++
 .../includes/class-wc-structured-data.php     | 30 +++++++++++++++++++
 2 files changed, 34 insertions(+)
 create mode 100644 plugins/woocommerce/changelog/issue-27941

diff --git a/plugins/woocommerce/changelog/issue-27941 b/plugins/woocommerce/changelog/issue-27941
new file mode 100644
index 00000000000..e3cb0c6ce7c
--- /dev/null
+++ b/plugins/woocommerce/changelog/issue-27941
@@ -0,0 +1,4 @@
+Significance: minor
+Type: add
+
+Add structured metadata to grouped products.
diff --git a/plugins/woocommerce/includes/class-wc-structured-data.php b/plugins/woocommerce/includes/class-wc-structured-data.php
index a2cabfa47c8..213fb9788f3 100644
--- a/plugins/woocommerce/includes/class-wc-structured-data.php
+++ b/plugins/woocommerce/includes/class-wc-structured-data.php
@@ -241,6 +241,36 @@ class WC_Structured_Data {
 						'offerCount' => count( $product->get_children() ),
 					);
 				}
+			} elseif ( $product->is_type( 'grouped' ) ) {
+				if ( $product->is_on_sale() && $product->get_date_on_sale_to() ) {
+					$price_valid_until = gmdate( 'Y-m-d', $product->get_date_on_sale_to()->getTimestamp() );
+				}
+
+				$tax_display_mode = get_option( 'woocommerce_tax_display_shop' );
+				$children         = array_filter( array_map( 'wc_get_product', $product->get_children() ), 'wc_products_array_filter_visible_grouped' );
+				$price_function   = 'incl' === $tax_display_mode ? 'wc_get_price_including_tax' : 'wc_get_price_excluding_tax';
+
+				foreach ( $children as $child ) {
+					if ( '' !== $child->get_price() ) {
+						$child_prices[] = $price_function( $child );
+					}
+				}
+				if ( empty( $child_prices ) ) {
+					$min_price = 0;
+				} else {
+					$min_price = min( $child_prices );
+				}
+
+				$markup_offer = array(
+					'@type'              => 'Offer',
+					'price'              => wc_format_decimal( $min_price, wc_get_price_decimals() ),
+					'priceValidUntil'    => $price_valid_until,
+					'priceSpecification' => array(
+						'price'                 => wc_format_decimal( $min_price, wc_get_price_decimals() ),
+						'priceCurrency'         => $currency,
+						'valueAddedTaxIncluded' => wc_prices_include_tax() ? 'true' : 'false',
+					),
+				);
 			} else {
 				if ( $product->is_on_sale() && $product->get_date_on_sale_to() ) {
 					$price_valid_until = gmdate( 'Y-m-d', $product->get_date_on_sale_to()->getTimestamp() );