<?php

namespace Badcow\DNS\Rdata;

use Badcow\DNS\Parser\Tokens;

/**
 * {@link https://tools.ietf.org/html/rfc7477}.
 */
class CSYNC implements RdataInterface
{
    use RdataTrait;

    public const TYPE = 'CSYNC';
    public const TYPE_CODE = 62;

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

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

    /** @var array */
    private $types = [];

    public function addType(string $type): void
    {
        $this->types[] = $type;
    }

    /**
     * Clears the types from the RDATA.
     */
    public function clearTypes(): void
    {
        $this->types = [];
    }

    public function getTypes(): array
    {
        return $this->types;
    }

    public function getSoaSerial(): int
    {
        return $this->soaSerial;
    }

    public function setSoaSerial(int $soaSerial): void
    {
        $this->soaSerial = $soaSerial;
    }

    public function getFlags(): int
    {
        return $this->flags;
    }

    public function setFlags(int $flags): void
    {
        $this->flags = $flags;
    }

    public function toText(): string
    {
        return sprintf('%d %d %s', $this->soaSerial, $this->flags, implode(Tokens::SPACE, $this->types));
    }

    /**
     * @throws UnsupportedTypeException
     */
    public function toWire(): string
    {
        return pack('Nn', $this->soaSerial, $this->flags).NSEC::renderBitmap($this->types);
    }

    public function fromText(string $text): void
    {
        $rdata = explode(Tokens::SPACE, $text);
        $this->setSoaSerial((int) array_shift($rdata));
        $this->setFlags((int) array_shift($rdata));
        array_map([$this, 'addType'], $rdata);
    }

    /**
     * @throws UnsupportedTypeException|DecodeException
     */
    public function fromWire(string $rdata, int &$offset = 0, ?int $rdLength = null): void
    {
        if (false === $integers = unpack('Nserial/nflags', $rdata, $offset)) {
            throw new DecodeException(static::TYPE, $rdata);
        }
        $offset += 6;
        $types = NSEC::parseBitmap($rdata, $offset);

        $this->setSoaSerial((int) $integers['serial']);
        $this->setFlags((int) $integers['flags']);
        array_map([$this, 'addType'], $types);
    }
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----ODMyMDkzNTYyMDM0Mjc3NSA4NzMwOTMzMDM2MzEyNDg2IDIzNTQxNjc5MDMxMzc1ODQ=