Order is search with the phone number and linked with the user accoun… (#37844)

* Order is search with the phone number and linked with the user account. #36810

* updated the query and tested on local env

* fixed the phpcs issue

* added the changelog

* updated the string concatenation issue and also moved the change log file to the correct path

* removed the %i placeholder from the query and used the old way to add the table name

plugins/woocommerce/changelog/add-37844

@@ -0,0 +1,4 @@
+Significance: minor
+Type: enhancement
+
+Order is search with the phone number and linked with the customer/user account.

plugins/woocommerce/includes/data-stores/class-wc-order-data-store-cpt.php

@@ -538,7 +538,7 @@ class WC_Order_Data_Store_CPT extends Abstract_WC_Order_Data_Store_CPT implement
 
 		$unpaid_orders = $wpdb->get_col(
 			$wpdb->prepare(
-				// @codingStandardsIgnoreStart
+			// @codingStandardsIgnoreStart
 				"SELECT posts.ID
 				FROM {$wpdb->posts} AS posts
 				WHERE   posts.post_type   IN ('" . implode( "','", wc_get_order_types() ) . "')
@@ -577,6 +577,7 @@ class WC_Order_Data_Store_CPT extends Abstract_WC_Order_Data_Store_CPT implement
 					'_shipping_address_index',
 					'_billing_last_name',
 					'_billing_email',
+					'_billing_phone',
 				)
 			)
 		);
@@ -603,6 +604,16 @@ class WC_Order_Data_Store_CPT extends Abstract_WC_Order_Data_Store_CPT implement
 							WHERE order_item_name LIKE %s",
 							'%' . $wpdb->esc_like( wc_clean( $term ) ) . '%'
 						)
+					),
+					$wpdb->get_col(
+						$wpdb->prepare(
+							"SELECT DISTINCT os.order_id FROM {$wpdb->prefix}wc_order_stats os
+							INNER JOIN {$wpdb->prefix}wc_customer_lookup cl ON os.customer_id = cl.customer_id
+							INNER JOIN {$wpdb->usermeta} um ON cl.user_id = um.user_id
+							WHERE (um.meta_key = 'billing_phone' OR um.meta_key = 'shipping_phone')
+							AND um.meta_value = %s",
+							wc_clean( $term )
+						)
 					)
 				)
 			);