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/* -------------------------------------------

	Copyright (C) 2024-2025, Amlal El Mahrouss, all rights reserved.

------------------------------------------- */

#pragma once

#include <KernelKit/DebugOutput.h>
#include <NewKit/Defines.h>
#include <NewKit/Ref.h>
#include <NewKit/KString.h>

namespace Kernel
{
	class RawIPAddress6;
	class RawIPAddress;
	class IPFactory;

	class RawIPAddress final
	{
	private:
		explicit RawIPAddress(char bytes[4]);
		~RawIPAddress() = default;

		RawIPAddress& operator=(const RawIPAddress&) = delete;
		RawIPAddress(const RawIPAddress&)			 = default;

	public:
		Char* Address();

		Char& operator[](const Size& index);

		BOOL operator==(const RawIPAddress& ipv6);
		BOOL operator!=(const RawIPAddress& ipv6);

	private:
		Char fAddr[4];

		friend IPFactory; // it is the one creating these addresses, thus this
						  // is why the constructors are private.
	};

	/**
	 * @brief IPv6 address.
	 */
	class RawIPAddress6 final
	{
	private:
		explicit RawIPAddress6(char Bytes[8]);
		~RawIPAddress6() = default;

		RawIPAddress6& operator=(const RawIPAddress6&) = delete;
		RawIPAddress6(const RawIPAddress6&)			   = default;

	public:
		char* Address()
		{
			return fAddr;
		}

		char& operator[](const Size& index);

		bool operator==(const RawIPAddress6& ipv6);
		bool operator!=(const RawIPAddress6& ipv6);

	private:
		char fAddr[8];

		friend IPFactory;
	};

	/**
	 * @brief IP Creation helpers
	 */
	class IPFactory final
	{
	public:
		static ErrorOr<KString> ToKString(Ref<RawIPAddress6>& ipv6);
		static ErrorOr<KString> ToKString(Ref<RawIPAddress>& ipv4);
		static bool				IpCheckVersion4(const Char* ip);
	};
} // namespace Kernel