<?php

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declare(strict_types=1);

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namespace Automattic\WooCommerce\Internal\Utilities;

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/**

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* Class with general utility methods related to products.

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*/

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class ProductUtil {

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/**

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* Delete the transients related to a specific product.

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* If the product is a variation, delete the transients for the parent too.

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*

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* @param WC_Product|int $product_or_id The product or the product id.

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* @return void

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*/

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public function delete_product_specific_transients( $product_or_id ) {

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$parent_id = 0;

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if ( $product_or_id instanceof \WC_Product ) {

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$product = $product_or_id;

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$product_id = $product->get_id();

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} else {

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$product_id = $product_or_id;

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$product = wc_get_product( $product_id );

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}

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if ( $product instanceof \WC_Product_Variation ) {

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$parent_id = $product->get_parent_id();

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}

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$product_specific_transient_names = array(

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'wc_product_children_',

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'wc_var_prices_',

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'wc_related_',

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'wc_child_has_weight_',

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'wc_child_has_dimensions_',

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);

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foreach ( $product_specific_transient_names as $transient ) {

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delete_transient( $transient . $product_id );

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if ( $parent_id ) {

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delete_transient( $transient . $parent_id );

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}

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}

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}

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}

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