#pragma once

#include "fs/IStreamSource.h"
#include "fs/zip/ZipWriter.h"

namespace fs
{

//////////////////////////////////////////////////////////////////////////

class ISource;
//////////////////////////////////////////////////////////////////////////

class FS_API DeflateSinkWriter
{
public:
	//compression level: 0 to 9
	DeflateSinkWriter(IStreamSource& source, uint8_t compressionLevel);
	DeflateSinkWriter(tl::span<const uint8_t> data, uint8_t compressionLevel);

	DeflateSinkWriter(const DeflateSinkWriter&) = delete;
	DeflateSinkWriter& operator=(const DeflateSinkWriter&) = delete;

	DeflateSinkWriter(DeflateSinkWriter&&) = default;
	DeflateSinkWriter& operator=(DeflateSinkWriter&&) = default;

	ZipWriter::DataWriterResult operator()(IStreamSink& sink);

private:
	IStreamSource* m_source = nullptr;
	tl::span<const uint8_t> m_data;
	uint8_t m_compressionLevel = 9;
};

//////////////////////////////////////////////////////////////////////////

}