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// *****************************************************************************
// * This file is part of the FreeFileSync project. It is distributed under *
// * GNU General Public License: https://www.gnu.org/licenses/gpl-3.0 *
// * Copyright (C) Zenju (zenju AT freefilesync DOT org) - All Rights Reserved *
// *****************************************************************************
#ifndef FILE_PATH_H_3984678473567247567
#define FILE_PATH_H_3984678473567247567
#include "zstring.h"
namespace zen
{
const Zchar FILE_NAME_SEPARATOR = '/';
struct PathComponents
{
Zstring rootPath; //itemPath = rootPath + (FILE_NAME_SEPARATOR?) + relPath
Zstring relPath; //
};
std::optional<PathComponents> parsePathComponents(const Zstring& itemPath); //no value on error
std::optional<Zstring> getParentFolderPath(const Zstring& itemPath);
inline Zstring getItemName(const Zstring& itemPath) { return afterLast(itemPath, FILE_NAME_SEPARATOR, IfNotFoundReturn::all); }
Zstring getFileExtension(const ZstringView filePath);
Zstring appendSeparator(Zstring path); //support rvalue references!
bool isValidRelPath(const Zstring& relPath);
Zstring appendPath(const Zstring& basePath, const Zstring& relPath);
//------------------------------------------------------------------------------------------
/* Compare *local* file paths:
Windows: igore case (but distinguish Unicode normalization forms!)
Linux: byte-wise comparison
macOS: ignore case + Unicode normalization forms */
std::weak_ordering compareNativePath(const Zstring& lhs, const Zstring& rhs);
inline bool equalNativePath(const Zstring& lhs, const Zstring& rhs) { return compareNativePath(lhs, rhs) == std::weak_ordering::equivalent; }
struct LessNativePath { bool operator()(const Zstring& lhs, const Zstring& rhs) const { return compareNativePath(lhs, rhs) < 0; } };
//------------------------------------------------------------------------------------------
std::optional<Zstring> getEnvironmentVar(const ZstringView name);
}
#endif //FILE_PATH_H_3984678473567247567
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