<?php

namespace Badcow\DNS;

class Zone implements \Countable, \IteratorAggregate, \ArrayAccess
{
    /** @var string */
    protected $name;

    /** @var int */
    protected $defaultTtl;

    /** @var ResourceRecord[] */
    private $resourceRecords = [];

    /**
     * Zone constructor.
     */
    public function __construct(?string $name = null, ?int $defaultTtl = null, array $resourceRecords = [])
    {
        if (null !== $name) {
            $this->setName($name);
        }

        if (null !== $defaultTtl) {
            $this->setDefaultTtl($defaultTtl);
        }

        $this->fromArray($resourceRecords);
    }

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

        $this->name = $name;
    }

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

    /**
     * @return int
     */
    public function getDefaultTtl(): ?int
    {
        return $this->defaultTtl;
    }

    public function setDefaultTtl(int $defaultTtl): void
    {
        $this->defaultTtl = $defaultTtl;
    }

    /**
     * @return ResourceRecord[]
     */
    public function getResourceRecords(): array
    {
        return $this->resourceRecords;
    }

    /**
     * @param ResourceRecord[] $resourceRecords
     */
    public function fromArray(array $resourceRecords): void
    {
        foreach ($resourceRecords as $resourceRecord) {
            $this->addResourceRecord($resourceRecord);
        }
    }

    public function fromList(ResourceRecord ...$resourceRecords): void
    {
        $this->fromArray($resourceRecords);
    }

    public function addResourceRecord(ResourceRecord $resourceRecord): void
    {
        $this->resourceRecords[] = $resourceRecord;
    }

    public function getIterator(): \ArrayIterator
    {
        return new \ArrayIterator($this->resourceRecords);
    }

    public function count(): int
    {
        return \count($this->resourceRecords);
    }

    public function isEmpty(): bool
    {
        return empty($this->resourceRecords);
    }

    public function contains(ResourceRecord $resourceRecord): bool
    {
        foreach ($this->resourceRecords as $_item) {
            if ($_item === $resourceRecord) {
                return true;
            }
        }

        return false;
    }

    public function remove(ResourceRecord $resourceRecord): bool
    {
        foreach ($this->resourceRecords as $key => $_item) {
            if ($_item === $resourceRecord) {
                unset($this->resourceRecords[$key]);

                return true;
            }
        }

        return false;
    }

    /**
     * Return the class of the zone, defaults to 'IN'.
     */
    public function getClass(): string
    {
        foreach ($this->resourceRecords as $resourceRecord) {
            if (null !== $resourceRecord->getClass()) {
                return $resourceRecord->getClass();
            }
        }

        return Classes::INTERNET;
    }

    /**
     * @param int|string $offset
     */
    public function offsetExists($offset): bool
    {
        return array_key_exists($offset, $this->resourceRecords);
    }

    /**
     * @param int|string $offset
     */
    public function offsetGet($offset): ResourceRecord
    {
        return $this->resourceRecords[$offset];
    }

    /**
     * @param int|string     $offset
     * @param ResourceRecord $value
     */
    public function offsetSet($offset, $value): void
    {
        $this->resourceRecords[$offset] = $value;
    }

    /**
     * @param int|string $offset
     */
    public function offsetUnset($offset): void
    {
        unset($this->resourceRecords[$offset]);
    }
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----MTc2Njc5NjgwNTMxNTkxNiA0MTQ1MTg4OTM3MDcxNzc4IDU3ODY4NTEyNzc3NTMzNzU=