<?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:----OTMwNzk0MzM5NDI1MTc3NCA1MDI3NzkzODg0MjkwNDEzIDE0MDE4MDcyNTI1MTE3OTI=