<?php

namespace Badcow\DNS;

use Badcow\DNS\Rdata\RdataTrait;
use Badcow\DNS\Rdata\Types;
use Badcow\DNS\Rdata\UnsupportedTypeException;
use InvalidArgumentException;
use UnexpectedValueException;

class Question
{
	/** @var string */
	private $name;

	/** @var int */
	private $typeCode;

	/** @var int */
	private $classId;


	/**
	 * @return string
	 */
	public function getName(): string
	{
		return $this->name;
	}


	/**
	 * @param string $name
	 *
	 * @throws InvalidArgumentException
	 */
	public function setName($name): void
	{
		if (!Validator::fullyQualifiedDomainName($name)) {
		    throw new InvalidArgumentException(sprintf('"%s" is not a fully qualified domain name.', $name));
		}

		$this->name = $name;
	}


	/**
	 * @return int
	 */
	public function getTypeCode(): int
	{
		return $this->typeCode;
	}


	/**
	 * @return string
	 *
	 * @throws UnsupportedTypeException
	 */
	public function getType(): string
	{
		return Types::getName($this->typeCode);
	}


	/**
	 * @param int $typeCode
	 *
	 * @throws \DomainException
	 */
	public function setTypeCode(int $typeCode): void
	{
		if (!Validator::isUnsignedInteger($typeCode, 16)) {
		    throw new \DomainException(sprintf('TypeCode must be an unsigned 16-bit integer. "%d" given.', $typeCode));
		}
		$this->typeCode = $typeCode;
	}


	/**
	 * @param string $type
	 *
	 * @throws UnsupportedTypeException
	 */
	public function setType(string $type): void
	{
		$this->setTypeCode(Types::getTypeCode($type));
	}


	/**
	 * @return int
	 */
	public function getClassId(): int
	{
		return $this->classId;
	}


	/**
	 * @return string
	 */
	public function getClass(): string
	{
		return Classes::getClassName($this->classId);
	}


	/**
	 * @param int $classId
	 *
	 * @throws \InvalidArgumentException
	 */
	public function setClassId(int $classId): void
	{
		if (!Validator::isUnsignedInteger($classId, 16)) {
		    throw new InvalidArgumentException(sprintf('Invalid class: "%s".', $classId));
		}

		$this->classId = $classId;
	}


	/**
	 * @param string $class
	 */
	public function setClass(string $class): void
	{
		$this->setClassId(Classes::getClassId($class));
	}


	/**
	 * @return string
	 */
	public function toWire(): string
	{
		return RdataTrait::encodeName($this->name).pack('nn', $this->typeCode, $this->classId);
	}


	/**
	 * @param string $encoded
	 * @param int    $offset
	 *
	 * @return Question
	 *
	 * @throws UnexpectedValueException
	 * @throws UnsupportedTypeException
	 */
	public static function fromWire(string $encoded, int &$offset = 0): Question
	{
		$question = new self();
		$question->setName(RdataTrait::decodeName($encoded, $offset));
		$integers = unpack('ntype/nclass', $encoded, $offset);
		$question->setTypeCode($integers['type']);
		$question->setClassId($integers['class']);
		$offset += 4;

		return $question;
	}
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----MjU2MjAzNTQ5NTc5ODA1IDg5MzQ0MjQ0MzQ4MjQxNDggODU3NTk2MTU2Mjk5MTI2MA==