Calculates a WooCommerce lifetime value for registered users when syncing metadata to the CRM

wpf-sync-lifetime-value.php

<?php
function example_sync_lifetime_value( $user_meta, $user_id ) {

	$user_meta['lifetime_value'] = 0;

	$customer_orders = get_posts(
		array(
			'posts_per_page' => -1,
			'post_type'      => 'shop_order',
			'post_status'    => wc_get_is_paid_statuses(),
			'meta_key'       => '_billing_email',
			'meta_value'     => $user_meta['billing_email'],
			'orderby'        => 'ID',
			'order'          => 'DESC',
		)
	);

	if ( ! empty( $customer_orders ) ) {

		foreach ( $customer_orders as $order_id ) {

			$order = wc_get_order( $order_id );

			$order_total = $order->get_total();

			$user_meta['lifetime_value'] += floatval( $order_total );

		}
	}

	return $user_meta;

}

add_filter( 'wpf_get_user_meta', 'example_sync_lifetime_value', 10, 2 );