<?php

namespace Badcow\DNS;

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

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

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


	/**
	 * Zone constructor.
	 *
	 * @param string|null $name
	 * @param int|null    $defaultTtl
	 * @param array       $resourceRecords
	 */
	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);
	}


	/**
	 * @param string $name
	 *
	 * @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;
	}


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


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


	/**
	 * @param int $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);
		}
	}


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


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


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


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


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


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

		return false;
	}


	/**
	 * @param ResourceRecord $resourceRecord
	 *
	 * @return bool
	 */
	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'.
	 *
	 * @return string
	 */
	public function getClass(): string
	{
		foreach ($this->resourceRecords as $resourceRecord) {
		    if (null !== $resourceRecord->getClass()) {
		        return $resourceRecord->getClass();
		    }
		}

		return Classes::INTERNET;
	}


	public function offsetExists($offset): bool
	{
		return array_key_exists($offset, $this->resourceRecords);
	}


	public function offsetGet($offset): ResourceRecord
	{
		return $this->resourceRecords[$offset];
	}


	public function offsetSet($offset, $value): void
	{
		$this->resourceRecords[$offset] = $value;
	}


	public function offsetUnset($offset): void
	{
		unset($this->resourceRecords[$offset]);
	}
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NjYxODYxNjM0MjE5NTg5MCA1MDA4MzUxNDQ3NzI2Njk0IDU2NTg0ODYwODc5OTk2MTM=