ISmsCenter::resolveStatus

static function resolveStatus($serviceStatus)
{
	switch ((string)$serviceStatus)
	{
		case 'send':
			return MessageServiceMessageStatus::QUEUED;
			break;
		case 'sending':
			return MessageServiceMessageStatus::SENDING;
			break;
		case 'sent':
			return MessageServiceMessageStatus::SENT;
			break;
		case 'delivered':
			return MessageServiceMessageStatus::DELIVERED;
			break;
		case 'undelivered':
			return MessageServiceMessageStatus::UNDELIVERED;
			break;
	}

	return parent::resolveStatus($serviceStatus);
}