StatusResolver.php

<?php
 
namespace Bitrix\MessageService\Providers\Edna\SMS;
 
use Bitrix\MessageService\MessageStatus;
 
class StatusResolver implements \Bitrix\MessageService\Providers\StatusResolver
{
 
    public function resolveStatus(string $serviceStatus): ?int
    {
        $serviceStatus = mb_strtolower($serviceStatus);
        switch ($serviceStatus)
        {
            case 'read':
            case 'sent':
                return MessageStatus::SENT;
            case 'enqueued':
                return MessageStatus::QUEUED;
            case 'delayed':
                return MessageStatus::ACCEPTED;
            case 'delivered':
                return MessageStatus::DELIVERED;
            case 'undelivered':
                return MessageStatus::UNDELIVERED;
            case 'failed':
            case 'cancelled':
                return MessageStatus::FAILED;
            default:
                return
                    mb_strpos($serviceStatus, 'error') === 0
                        ? MessageStatus::ERROR
                        : null
                    ;
        }
    }
}