Get properties from query macro

gistfile1.php

<?php

//OBSOLETE
//Use Query Results built-in macro instead

//add Get properties from query macro
add_filter( 'jet-engine/listings/macros-list', 'register_query_items_macro' );

		function register_query_items_macro( $macros_list ) {

			$macros_list['get_props_from_query'] = array(
				'label' => 'Get properties from query',
				'cb'    => 'get_props_from_query_macro',
				'args'  =>  array( 
							'query_id' => array(
							'label'   => 'Query ID',
							'type'    => 'select',
							'options' => Jet_Engine\Query_Builder\Manager::instance()->get_queries_for_options(),
						),
							'property' => array(
							'label'   => 'Property',
							'type'    => 'text',
							'default' => '',
						),
					),
				);
			
			return $macros_list;

		}

function get_props_from_query_macro( $field_value = null, $args = null ) {
	$args = explode( '|', $args );
	$query_id = $args[0];
	$property = $args[1];
	
	if ( ! $query_id || ! $property ) {
		return;
	}
	
	$query = Jet_Engine\Query_Builder\Manager::instance()->get_query_by_id( $query_id );

	$result = 'not-found';
	
	if ( $query ) {
		$query_items = $query->get_items();
		if ( ! empty( $query_items ) ) {
			$properties_array = array_column( $query_items, $property );
			$result = array_unique( $properties_array );
			$result = implode( ',', $result );
		}
	}
	
	return $result;
}