reservecondition.php

См. документацию.

<?php
 
namespace Bitrix\Sale\Reservation\Configuration;
 
use Bitrix\Main\SystemException;

class ReserveCondition
{
    public const ON_CREATE = 'O';
    public const ON_PAY = 'R';
    public const ON_FULL_PAY = 'P';
    public const ON_ALLOW_DELIVERY = 'D';
    public const ON_SHIP = 'S';

    public static function validate(string $value): void
    {
        if (!self::isValid($value))
        {
            throw new SystemException("Invalid reserve condition value: '{$value}'");
        }
    }

    public static function getAvailableValues(): array
    {
        return [
            self::ON_CREATE,
            self::ON_PAY,
            self::ON_FULL_PAY,
            self::ON_ALLOW_DELIVERY,
            self::ON_SHIP,
        ];
    }

    public static function isValid(string $value): bool
    {
        return in_array($value, self::getAvailableValues(), true);
    }
}