/*
    PIP - Platform Independent Primitives
    Directory
    Copyright (C) 2011  Ivan Pelipenko peri4@rambler.ru

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef PIDIR_H
#define PIDIR_H

#include "pifile.h"
#ifndef WINDOWS
#include <sys/dir.h>
#include <sys/stat.h>

class PIDir
{
public:
	PIDir();
	PIDir(const PIString & dir);
	~PIDir() {close();}
	
	struct DirEntry {
		DirEntry() {;}
		DirEntry(const PIString & name_, const int & mode_, const int & size_) {
			name = name_; mode = mode_; size = size_;}
		
		PIString name;
		int mode;
		int size;
		
		bool isDir() const {return (mode & S_IFDIR);}
		bool isFile() const {return (mode & S_IFREG);}
		bool isSymLink() const {return (mode & S_IFLNK);}
		bool isBlkDevice() const {return (mode & S_IFBLK);}
		bool isChrDevice() const {return (mode & S_IFCHR);}
		bool isSocket() const {return (mode & S_IFSOCK);}
	};
	
	inline const bool isExists() {return (dir_ != 0);}
	inline const bool isAbsolute() {if (path_.size() == 0) return false; return (path_[0] == separator);}
	inline PIString path() {return PIString(path_);}
			PIDir & cleanPath();
	inline  PIDir cleanedPath() {PIDir d(path_); d.cleanPath(); return d;}
	PIString absolutePath();
	bool mkDir(bool withParents = true);
	PIVector<DirEntry> entries();
	
			PIDir & cd(const PIString & path);
	inline  PIDir & up() {return cd("..");}
	
	bool operator ==(const PIDir & d) const;
	
	static const PIChar separator;
	
	static PIDir current();
	static PIDir home();
	static PIDir temporary();
	static bool mkDir(const PIString & path, bool withParents = true);
	static bool rmDir(const PIString & path);
	static bool isExists(const PIString & path) {return PIDir(path).isExists();}
	//static bool rmDir(const PIString & path);
	
private:
	bool open();
	bool close();
	
	PIString path_;
	
	DIR * dir_;
	
};

#endif
#endif // PIDIR_H