/*
 * fs.hpp
 *
 *  Created on: 08.10.2017
 *      Author: julian
 */

#ifndef FS_HPP_
#define FS_HPP_

#include <string>
#include <tuple>

namespace Path {
	typedef std::string Path;

	// cleanup double path limiters
	Path Clean(const Path &p);

	inline Path Join(const Path &a, const Path &b) {
		if (a.empty()) return b;
		if (b.empty()) return a;

		return a + "/" + b;
	}

	// Join n path parts together
	template <typename ...T>
	inline Path Join(const Path &p, T ... list) {
		return Path(p) + "/" + Join(list...);
	}


	// Split a path into the name and the remainder
	// e.g. "a/b/c.d becomes (a/b, c.d)
	std::tuple<Path, Path> Split(const Path &path);

	// strips the path of the filename
	Path Dir(const Path &path);

	// returns just the filename
	Path Name(const Path &path);

	// returns the filename's extension as string
	// or empty if the path points to a directory
	std::string Extension(const Path &path);

	// returns the filename stripped of the first extension
	// or empty if the path points to a directory
	std::string Basename(const Path &path);

	inline bool isRelative(const Path &path) { return path.size() && path.front() != '/'; }
	inline bool isAbsolute(const Path &path) { return path.size() && path.front() == '/'; }

	inline bool isDir(const Path &path) { return path.size() && path.back() == '/'; }
	inline bool isFile(const Path &path) { return path.size() && path.back() != '/'; }
}

namespace fs {

	// return the current working directory
	Path::Path cwd();
}



#endif /* FS_HPP_ */