ed' );
		}
	}

	/**
	 * Records an event for individual task completion.
	 *
	 * @param mixed $old_value Old value.
	 * @param mixed $new_value New value.
	 */
	public static function track_task_completion( $old_value, $new_value ) {
		$old_value       = is_array( $old_value ) ? $old_value : array();
		$untracked_tasks = array_diff( $new_value, $old_value );

		foreach ( $untracked_tasks as $task ) {
			wc_admin_record_tracks_event( 'tasklist_task_completed', array( 'task_name' => $task ) );
		}
	}

	/**
	 * Update registered extended task list items.
	 */
	public static function update_option_extended_task_list() {
		if (
			! \Automattic\WooCommerce\Admin\Loader::is_admin_page() ||
			! \Automattic\WooCommerce\Admin\Features\Onboarding::should_show_tasks()
		) {
			return;
		}
		$extended_tasks_list_items            = get_option( 'woocommerce_extended_task_list_items', array() );
		$registered_extended_tasks_list_items = apply_filters( 'woocommerce_get_registered_extended_tasks', array() );
		if ( $registered_extended_tasks_list_items !== $extended_tasks_list_items ) {
			update_option( 'woocommerce_extended_task_list_items', $registered_extended_tasks_list_items );
			update_option( 'woocommerce_extended_task_list_hidden', 'no' );
		}
	}
}