<?php
// phpcs:ignoreFile
/**
* Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved
*
* This source code is licensed under the license found in the
* LICENSE file in the root directory of this source tree.
*
* @package FacebookCommerce
*/
namespace WooCommerce\Facebook\Products;
defined( 'ABSPATH' ) or exit;
use WooCommerce\Facebook\Products;
/**
* The product stock handler.
*
* @since 2.0.5
*/
class Stock {
/**
* Stock constructor.
*
* @since 2.0.5
*/
public function __construct() {
$this->add_hooks();
}
/**
* Adds needed hooks to keep product stock in sync.
*
* @since 2.0.5
*/
private function add_hooks() {
add_action( 'woocommerce_variation_set_stock', array( $this, 'set_product_stock' ) );
add_action( 'woocommerce_product_set_stock', array( $this, 'set_product_stock' ) );
}
/**
* Attempts to sync a product when its stock changes.
*
* @internal
*
* @since 2.0.5
*
* @param \WC_Product $product the product that was updated
*/
public function set_product_stock( $product ) {
if ( ! $product instanceof \WC_Product ) {
return;
}
foreach ( $this->get_products_to_sync( $product ) as $item ) {
$this->maybe_sync_product_stock_status( $item );
}
}
/**
* Gets an array of product objects that could be synced using the Batch API.
*
* This method returns the product variations of variable products, or the product itself for other product types.
* Variable products cannot be synced through the Batch API as they are represented as Product Groups instead of Product Items on Facebook.
*
* @since 2.0.5
*
* @param \WC_Product $product a product object
* @return \WC_Product[]
*/
private function get_products_to_sync( \WC_Product $product ) {
if ( $product->is_type( 'variable' ) ) {
return array_filter(
array_map( 'wc_get_product', $product->get_children() ),
function ( $item ) {
return $item instanceof \WC_Product;
}
);
}
return array( $product );
}
/**
* Schedules a product sync to update the product's stock status.
*
* The product is removed from Facebook if it is out of stock and the plugin is configured to remove out of stock products from the catalog.
*
* @since 2.0.5
*
* @param \WC_Product $product a product object
*/
private function maybe_sync_product_stock_status( \WC_Product $product ) {
if ( Products::product_should_be_deleted( $product ) ) {
facebook_for_woocommerce()->get_integration()->delete_fb_product( $product );
return;
}
facebook_for_woocommerce()->get_products_sync_handler()->create_or_update_products( array( $product->get_id() ) );
}
}