#ifndef IZIPSTREAM_H__
#define IZIPSTREAM_H__

#include "../../IDataStream.h"
#include "../../LString.h"
#include <assert.h>
#include "../../minizip/unzip.h"
#include "../../minizip/zip.h"

namespace LifeCore
{
	class IZipStream : public IDataStream
	{
	private:
		size_t stmLength;
		unzFile source;
		zipFile dest;
		zip_fileinfo destInfo;
		unz_file_info fileInfo;
		int openMode;
	public:
		~IZipStream(){}
		void Close()
		{
			if(openMode == FA_READ)
			{
				if(source)
				{
					unzCloseCurrentFile(source);
					unzClose(source);
				}
			}
			else //write
			{
				if(dest)
				{
					zipCloseFileInZip(dest);
					zipClose(dest, "ONOTOLE NEGODUE");
				}
			}
			openMode = 0;
		}
		IZipStream(unzFile& file, String& entry, int fileAccessMode, const String& archivePath)
		{
			source = file;
			openMode = fileAccessMode;
			if (fileAccessMode == FA_READ)
			{
				tchar fileName[256] = {0};
				unzLocateFile(file, entry.c_str(), 1);
				unzGetCurrentFileInfo(file,&fileInfo,fileName,256,NULL,0,NULL, 0);
				stmLength = fileInfo.uncompressed_size;
				unzOpenCurrentFile(file);
			}
			else
			{
				dest = zipOpen(archivePath.c_str(), 2);
				destInfo.tmz_date.tm_sec = destInfo.tmz_date.tm_min = destInfo.tmz_date.tm_hour =
					destInfo.tmz_date.tm_mday = destInfo.tmz_date.tm_mon = destInfo.tmz_date.tm_year = 0;
				destInfo.dosDate = 0;
				destInfo.internal_fa = 0;
				destInfo.external_fa = 0;

#ifdef _UNICODE
				char tmp[64] = {0};
				wcstombs(tmp,entry.c_str(),entry.length());
				zipOpenNewFileInZip(dest, tmp,&destInfo,NULL,0,NULL, 0, NULL, 0, 0);
#else
				zipOpenNewFileInZip(dest, entry.c_str(),&destInfo,NULL,0,NULL, 0, NULL, 0, 0);
#endif
			}
			//g_openMode = mode;
		}
		size_t Read(void* pBuffer, size_t countBytes)
		{
			return unzReadCurrentFile(source, pBuffer, countBytes);
		}
		size_t Write(const void* pBuffer, size_t countBytes)
		{
			zipWriteInFileInZip(dest, pBuffer,countBytes);
			return countBytes;
		}
		void Seek(size_t position)
		{
			printf("100500&%i\n", position);
			printf("Unimplemented SEEK operation in IZipStream");
		}
		size_t Tell()
		{
			printf("Unimplemented TELL operation in IZipStream");
			return 0;
		}
		size_t Length()
		{
			return stmLength;
		}
		bool CanRead()
		{
			return true;
		}
		bool CanWrite()
		{
			return true;
		}
	};
}

#endif