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#ifndef __FILE_IO_H__
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#define __FILE_IO_H__
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#pragma warning( push )
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#pragma warning( disable : 4251)
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#include "CyString.h"
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#include "StringList.h"
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#include "Utils/StringList.h"
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#include <fstream>
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#include <vector>
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#include "DirIO.h"
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#include <time.h>
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#if defined(_WIN32) || defined(OS2) || defined(MSDOS)
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#include <fcntl.h>
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#include <io.h>
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#define MY_SET_BINARY_MODE(file) setmode(fileno(file),O_BINARY)
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#else
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#define MY_SET_BINARY_MODE(file)
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#endif
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#define EPOCH_DIFF 0x019DB1DED53E8000LL /* 116444736000000000 nsecs */
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#define RATE_DIFF 10000000 /* 100 nsecs */
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class C_File;
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enum {FILEERR_NONE, FILEERR_NOFILE, FILEERR_NOOPEN, FILEERR_TOSMALL, FILEERR_NOWRITE};
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class SPKEXPORT CFileIO
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{
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public:
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	static bool Remove(const Utils::String &filename);
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	static bool Exists(const Utils::String &filename);
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public:
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	CFileIO();
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	CFileIO(const Utils::String &sFilename, bool bBinary);
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	CFileIO(CyString filename);
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	CFileIO(C_File *file);
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	~CFileIO ();
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	bool startWrite();
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	bool startRead();
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	bool startModify();
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	bool startAppend();
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	bool atEnd() const;
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	size_t fileSize() const;
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	time_t modifiedTime() const;
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	time_t creationTime() const;
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	void setCreationTime(time_t time);
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	bool writeSize(size_t iSize);
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	bool write(CFileIO &file, size_t iSize);
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	bool write(const unsigned char *buf, ...);
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	bool write(const char *buf, ...);
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	bool write(const char *buf, size_t iSize);
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	bool write(const unsigned char *buf, size_t iSize);
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	bool put(const unsigned char c);
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	void close();
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	Utils::String readEndOfLine();
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	void seek(size_t iPos);
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	void seekEnd(size_t iPos = 0);
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	void seekStart(size_t iPos = 0);
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	size_t position();
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	int readSize();
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	bool read(unsigned char *buf, size_t iSize, bool bEndChar = false);
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	unsigned char *read(size_t iAmount);
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	unsigned char *readAll(size_t *pSize = NULL);
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	std::fstream &stream();
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	std::vector<Utils::String> *readLines();
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	CyStringList *ReadLinesStr();
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	Utils::CStringList *readLinesStr();
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	bool WriteFile(CyStringList *lines);
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	bool writeFile(std::vector<Utils::String> *lines);
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	bool writeFileUTF(std::vector<Utils::String> *lines);
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	bool writeFile(Utils::CStringList *lines);
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	bool remove();
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	bool Rename(const Utils::String &toFile);
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	bool copy(const Utils::String &toFile, bool keepTime = false);
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	bool isOpened() const;
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	bool open(const Utils::String &sFilename, bool bBinary = true);
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	Utils::String baseName() const;
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	const Utils::String &fullFilename() const { return _sFilename; }
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	const Utils::String &filename() const { return _sFile; }
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	const Utils::String &dir() const { return _sDirIO.dir(); }
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	CDirIO &GetDirIO() { return _sDirIO; }
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	bool NoFile () { return _sFilename.empty(); }
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	size_t GetFilesize () { return m_lSize; }
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	char *ReadToData ( size_t *size );
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	bool WriteData ( const char *data, size_t size );
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	bool writeString ( const Utils::String &data );
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	bool WritePartFile ( size_t *offsets, size_t numOffset );
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	int TruncateFile ( size_t offset, size_t datasize );
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	bool WipeFile();
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	bool exists() const;
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	bool ExistsOld () const;
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	bool appendFile ( const Utils::String &filename );
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	bool AppendData ( const char *d, size_t size );
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	bool AppendDataToPos ( const char *d, size_t size, size_t start );
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	bool isFileExtension(const Utils::String &ext) { return (extension().Compare(ext)) ? true : false; }
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	Utils::String extension() const;
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	Utils::String getWindowsFilename() const;
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	Utils::String changeFileExtension(const Utils::String &ext) const;
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	void setDir(const Utils::String &dir);
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	void setAutoDelete(bool bDelete);
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private:
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	int _in() const;
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	int _out() const;
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	int _append() const;
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	int _inout() const;
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	bool _start(int iFlags, bool bSeekP);
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	void _readFileSize ();
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	void _seek(int iPos, int iFrom);
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	bool _write(const char *buf, va_list args);
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	void _updateFilename();
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private:
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	Utils::String	_sFilename;
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	Utils::String	_sFile;
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	Utils::String	_sExt;
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	CDirIO			_sDirIO;
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	bool m_bSeekP;
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	bool m_bBinary;
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	bool m_bAutoDelete;
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	std::fstream m_fId;
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	size_t m_lSize;
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};
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#pragma warning( pop )
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#endif //__FILE_IO_H__
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