#include "ehs/io/img/ImgCodec.h"
#include "ehs/io/img/Img.h"

namespace ehs
{
	ImgCodec::ImgCodec()
		: hashExt(0), endianness(Endianness::LE), encodeCb(nullptr), decodeCb(nullptr)
	{
	}

	ImgCodec::ImgCodec(Str_8 id, Str_8 ext, const Endianness end,
					   bool (* encodeCb)(const ImgCodec* const, Serializer<UInt_64>&, const Img*),
					   bool (* decodeCb)(const ImgCodec* const, Serializer<UInt_64>&, Img*))
		: id(std::move(id)), hashExt(ext.Hash_64()), ext(std::move(ext)), endianness(end), encodeCb(encodeCb), decodeCb(decodeCb)
	{
	}

	ImgCodec::ImgCodec(ImgCodec&& codec) noexcept
		: id(std::move(codec.id)), hashExt(codec.hashExt), ext(std::move(codec.ext)), endianness(codec.endianness),
		  encodeCb(codec.encodeCb), decodeCb(codec.decodeCb)
	{
		codec.hashExt = 0;
		codec.endianness = Endianness::LE;
		codec.encodeCb = nullptr;
		codec.decodeCb = nullptr;
	}

	ImgCodec::ImgCodec(const ImgCodec& codec)
		: id(codec.id), hashExt(codec.hashExt), ext(codec.ext), endianness(codec.endianness), encodeCb(codec.encodeCb),
		  decodeCb(codec.decodeCb)
	{
	}

	ImgCodec& ImgCodec::operator=(ImgCodec&& codec) noexcept
	{
		if (this == &codec)
			return *this;

		id = std::move(codec.id);
		hashExt = codec.hashExt;
		ext = std::move(codec.ext);
		endianness = codec.endianness;
		encodeCb = codec.encodeCb;
		decodeCb = codec.decodeCb;

		codec.hashExt = 0;
		codec.endianness = Endianness::LE;
		codec.encodeCb = nullptr;
		codec.decodeCb = nullptr;

		return *this;
	}

	ImgCodec& ImgCodec::operator=(const ImgCodec& codec)
	{
		if (this == &codec)
			return *this;

		id = codec.id;
		hashExt = codec.hashExt;
		ext = codec.ext;
		endianness = codec.endianness;
		encodeCb = codec.encodeCb;
		decodeCb = codec.decodeCb;

		return *this;
	}

	Str_8 ImgCodec::GetId() const
	{
		return id;
	}

	UInt_64 ImgCodec::GetHashExt() const
	{
		return hashExt;
	}

	Str_8 ImgCodec::GetExt() const
	{
		return ext;
	}

	Endianness ImgCodec::GetEndianness() const
	{
		return endianness;
	}

	bool ImgCodec::Encode(Serializer<UInt_64>& out, const Img* in) const
	{
		if (!encodeCb)
		{
			EHS_LOG_INT("Error", 0, "Encoding is not supported for the " + id + " format.");
			return false;
		}

		return encodeCb(this, out, in);
	}

	bool ImgCodec::Decode(Serializer<UInt_64>& in, Img* out) const
	{
		if (!decodeCb)
		{
			EHS_LOG_INT("Error", 0, "Decoding is not supported for the " + id + " format.");
			return false;
		}

		return decodeCb(this, in, out);
	}
}