<?php
/**
 * @brief        GraphQL: Members query
 * @package        IPS Community Suite
 * @since        26 01 2023
 * @version        SVN_VERSION_NUMBER
 */

namespace IPS\core\api\GraphQL\Queries;

use GraphQL\Type\Definition\ObjectType;
use IPS\Api\GraphQL\TypeRegistry;

/* To prevent PHP errors (extending class does not exist) revealing path */
if( !\defined( '\IPS\SUITE_UNIQUE_KEY' ) )
{
	header( ( isset( $_SERVER[ 'SERVER_PROTOCOL' ] ) ? $_SERVER[ 'SERVER_PROTOCOL' ] : 'HTTP/1.0' ).' 403 Forbidden' );
	exit;
}

/**
 * Members query for GraphQL API
 */
class _Members
{
	/*
	 * @brief 	Query description
	 */
	public static $description = 'Returns a list of members';

	/*
	 * Query arguments
	 */
	public function args(): array
	{
		return array(
		'members' => TypeRegistry::listOf( TypeRegistry::int() ),
		'offset' => [
			'type' => TypeRegistry::int(),
			'defaultValue' => 0
		],
		'limit' => [
			'type' => TypeRegistry::int(),
			'defaultValue' => 25
		],
		'orderBy' => [
			'type' => TypeRegistry::eNum( [
									  'name' => 'member_order_by',
									  'description' => 'Fields on which topics can be sorted',
									  'values' => \IPS\core\api\GraphQL\Types\MemberType::getOrderByOptions()
									  ] ),
			'defaultValue' => NULL // will use default sort option
		],
		'orderDir' => [
		'type' => TypeRegistry::eNum( [
									  'name' => 'member_order_dir',
									  'description' => 'Directions in which items can be sorted',
									  'values' => [ 'ASC', 'DESC' ]
									  ] ),
		'defaultValue' => 'DESC'
		],

		);
	}

	/**
	 * Return the query return type
	 */
	public function type()
	{
		return TypeRegistry::listOf( \IPS\core\api\GraphQL\TypeRegistry::member() );
	}

	/**
	 * Resolves this query
	 *
	 * @param mixed    Value passed into this resolver
	 * @param array    Arguments
	 * @param array    Context values
	 * @return    [\IPS\Members]
	 */
	public function resolve( $val, $args, $context, $info )
	{
		$where = [];
		$sortBy = ( isset( $args['orderBy'] ) and \in_array( $args['orderBy'], \IPS\core\api\GraphQL\Types\MemberType::getOrderByOptions() ) ) ? $args['orderBy'] : 'member_id';
		$sortDir = ( isset( $args['orderDir'] ) and \in_array( mb_strtolower( $args['orderDir'] ), array( 'asc', 'desc' ) ) ) ? $args['orderDir'] : 'desc';
		$limit =( isset( $args['orderDir'] ) and \is_int( $args['limit'] ) ) ? $args['limit'] : 25;

		$query = \IPS\Db::i()->select( '*', 'core_members', $where, "{$sortBy} {$sortDir}", $limit );
		return new \IPS\Patterns\ActiveRecordIterator( $query, 'IPS\Member' );
	}
}
