$need_sync = false;
        if ( $enable_stepgo && empty( get_post_meta( $post->ID, '_pancake_pos_order_id', true ) ) ) {
            $need_sync = true;
        }
        if ( $enable_gform && empty( get_post_meta( $post->ID, '_google_sheet_synced_time', true ) ) ) {
            $need_sync = true;
        }
        if ( $need_sync ) {
            if ( ! wp_next_scheduled( 'biocare_async_push_order_pancake', array( $post->ID ) ) ) {
                wp_schedule_single_event( time(), 'biocare_async_push_order_pancake', array( $post->ID ) );
            }
        }
    }
}
/**
 * 5. Lưu nguồn đơn hàng (Affiliate hoặc Nguồn tự nhiên/UTM) khi đặt hàng qua WooCommerce (nếu có).
 */
if ( class_exists( 'WooCommerce' ) ) {
    add_action( 'woocommerce_checkout_update_order_meta', 'biocare_save_order_source_metadata', 20, 2 );
}
function biocare_save_order_source_metadata( $order_id, $data = null ) {
    $order_source = '';
    if ( function_exists( 'biocare_get_formatted_source_from_session' ) ) {
        $order_source = biocare_get_formatted_source_from_session();
    }
    if ( empty( $order_source ) ) {
        $order_source = 'Direct / None';
    }
    $campaign_id        = '';
    $c_title            = '';
    $has_affiliate_item = false;
    if ( isset( $GLOBALS['biocare_affiliate_campaign'] ) && ! empty( $GLOBALS['biocare_affiliate_campaign']['campaign_id'] ) ) {
        $campaign_id = $GLOBALS['biocare_affiliate_campaign']['campaign_id'];
        $c_title     = get_post_meta( $campaign_id, '_affiliate_title', true ) ?: get_the_title( $campaign_id );
        if ( class_exists( 'WC' ) && WC()->cart ) {
            foreach ( WC()->cart->get_cart() as $cart_item_key => $cart_item ) {
                $pid = $cart_item['product_id'];
                if ( ! empty( $pid ) && isset( $GLOBALS['biocare_affiliate_campaign']['rules'][ $pid ] ) ) {
                    $has_affiliate_item = true;
                    break;
                }
            }
        }
    }
    if ( ! empty( $campaign_id ) && $has_affiliate_item ) {
        update_post_meta( $order_id, '_order_affiliate_campaign_id', $campaign_id );
        update_post_meta( $order_id, '_order_source', 'affiliate' ); 
        update_post_meta( $order_id, '_order_private_sale_title', $c_title );
    } else {
        update_post_meta( $order_id, '_order_source', $order_source );
    }
}<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="https://biocarepharma.vn/wp-sitemap-index.xsl" ?>
<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"><sitemap><loc>https://biocarepharma.vn/wp-sitemap-posts-post-1.xml</loc></sitemap><sitemap><loc>https://biocarepharma.vn/wp-sitemap-posts-page-1.xml</loc></sitemap><sitemap><loc>https://biocarepharma.vn/wp-sitemap-posts-product-1.xml</loc></sitemap><sitemap><loc>https://biocarepharma.vn/wp-sitemap-posts-gift-1.xml</loc></sitemap><sitemap><loc>https://biocarepharma.vn/wp-sitemap-posts-flash_sale-1.xml</loc></sitemap><sitemap><loc>https://biocarepharma.vn/wp-sitemap-taxonomies-category-1.xml</loc></sitemap><sitemap><loc>https://biocarepharma.vn/wp-sitemap-taxonomies-product_category-1.xml</loc></sitemap><sitemap><loc>https://biocarepharma.vn/wp-sitemap-users-1.xml</loc></sitemap></sitemapindex>