WordPress Remote Users Sync - use Action Scheduler during WooCommerce checkout

example.php

<?php

// Replace my_prefix with something else, includes AS Group

/**
 * @param string $endpoint
 * @param \Wprus_Api_Abstract $object
 */
function _my_prefix_wp_notify_remote_after_init_notification_hooks( $endpoint, $object ) {
  if( !function_exists( 'as_enqueue_async_action' ) )
    return;

  if( $object instanceof \Wprus_Api_Create ) {
    if( isset( $_GET[ 'wc-ajax' ] ) && $_GET[ 'wc-ajax' ] === 'checkout' ) {
      remove_action( 'user_register', [ $object, 'notify_remote' ], PHP_INT_MAX, 1 );

      add_action( 'user_register', function( $user_id ) {
        as_enqueue_async_action(  'my_prefix_wp_notify_remote_user_register', [ $user_id ], 'my_prefix' );
      });
    }

    add_action( 'my_prefix_wp_notify_remote_user_register', function( $user_id ) use ( $object ) {
      $object->notify_remote( $user_id );
    });
  }

  if( $object instanceof \Wprus_Api_Update ) {
    if( isset( $_GET[ 'wc-ajax' ] ) && $_GET[ 'wc-ajax' ] === 'checkout' ) {
      remove_action( 'profile_update', [ $object, 'notify_remote' ], PHP_INT_MAX, 2 );
      remove_action( 'add_user_role', [ $object, 'notify_remote' ], PHP_INT_MAX, 2 );
      remove_action( 'remove_user_role', [ $object, 'notify_remote' ], PHP_INT_MAX, 2 );
      remove_action( 'set_user_role', [ $object, 'notify_remote' ], PHP_INT_MAX, 2 );

      add_action( 'profile_update', function( $user_id, $old_userdata ) {
        as_enqueue_async_action(  'my_prefix_wp_notify_remote_user_update', [ $user_id, $old_userdata ], 'my_prefix' );
      }, PHP_INT_MAX, 2 );

      add_action( 'add_user_role', function( $user_id, $old_userdata ) {
        as_enqueue_async_action(  'my_prefix_wp_notify_remote_user_update', [ $user_id, $old_userdata ], 'my_prefix' );
      }, PHP_INT_MAX, 2 );

      add_action( 'remove_user_role', function( $user_id, $old_userdata ) {
        as_enqueue_async_action(  'my_prefix_wp_notify_remote_user_update', [ $user_id, $old_userdata ], 'my_prefix' );
      }, PHP_INT_MAX, 2 );

      add_action( 'set_user_role', function( $user_id, $old_userdata ) {
        as_enqueue_async_action(  'my_prefix_wp_notify_remote_user_update', [ $user_id, $old_userdata ], 'my_prefix' );
      }, PHP_INT_MAX, 2 );
    }

    add_action( 'my_prefix_wp_notify_remote_user_update', function( $user_id, $old_userdata ) use ( $object ) {
      $response = $object->notify_remote( $user_id, $old_userdata );
    }, 100, 2 );
  }
}

add_action( 'wprus_after_init_notification_hooks', '_my_prefix_wp_notify_remote_after_init_notification_hooks', 100, 2 );