/*
 * (c) Copyright Ascensio System SIA 2010-2014
 *
 * This program is a free software product. You can redistribute it and/or 
 * modify it under the terms of the GNU Affero General Public License (AGPL) 
 * version 3 as published by the Free Software Foundation. In accordance with 
 * Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect 
 * that Ascensio System SIA expressly excludes the warranty of non-infringement
 * of any third-party rights.
 *
 * This program is distributed WITHOUT ANY WARRANTY; without even the implied 
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR  PURPOSE. For 
 * details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
 *
 * You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia,
 * EU, LV-1021.
 *
 * The  interactive user interfaces in modified source and object code versions
 * of the Program must display Appropriate Legal Notices, as required under 
 * Section 5 of the GNU AGPL version 3.
 *
 * Pursuant to Section 7(b) of the License you must retain the original Product
 * logo when distributing the program. Pursuant to Section 7(e) we decline to
 * grant you any rights under trademark law for use of our trademarks.
 *
 * All the Product's GUI elements, including illustrations and icon sets, as
 * well as technical writing content are licensed under the terms of the
 * Creative Commons Attribution-ShareAlike 4.0 International. See the License
 * terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
 *
 */
 #pragma once

#include "../Base/Base.h"

namespace OOX
{
	class CPath
	{
	public:
		CString	m_strFilename;

	public:
		CPath();
		CPath(const CString& sName, bool bIsNorm = true);
		CPath(LPCSTR& sName, bool bIsNorm = true);
		CPath(LPCWSTR& sName, bool bIsNorm = true);

		CPath(const CPath& oSrc);

		CPath& operator=(const CPath& oSrc);
		CPath& operator=(const CString& oSrc);

		friend CPath operator/(const CPath& path1, const CPath& path2)
		{
			CPath path(path1.m_strFilename + _T("//") + path2.m_strFilename);
			path.Normalize();

			return path;
		}
		friend CPath operator/(const CPath& path1, const CString& path2)
		{
			CPath path(path1.m_strFilename + _T("//") + path2);
			path.Normalize();

			return path;
		}

		friend CPath operator+(const CPath& path1, const CPath& path2)
		{
			CPath path(path1.m_strFilename + path2.m_strFilename);
			path.Normalize();
			return path;
		}
		friend CPath operator+(const CPath& path1, const CString& path2)
		{
			CPath path(path1.m_strFilename + path2);
			path.Normalize();
			return path;
		}
		friend CPath operator+(const CString& path1, const CPath& path2)
		{
			CPath path(path1 + path2.m_strFilename);
			path.Normalize();
			return path;
		}

		AVSINLINE CString GetExtention(bool bIsPoint = true) const;
		AVSINLINE CString GetDirectory(bool bIsSlash = true) const;
        AVSINLINE CString GetPath() const;
        AVSINLINE CString GetFilename() const
		{
			int nPos = m_strFilename.ReverseFind('\\');
			if (-1 == nPos)
			{
				return m_strFilename;
			}
			else
			{
				int nLast = (int) m_strFilename.GetLength();
				return m_strFilename.Mid(nPos + 1, nLast);
			}
		}

		AVSINLINE void Normalize()
		{
			if (0 == m_strFilename.GetLength())
				return;

			TCHAR* pData = m_strFilename.GetBuffer();
			int nLen = m_strFilename.GetLength();

			TCHAR* pDataNorm = new TCHAR[nLen + 1];
			int* pSlashPoints = new int[nLen + 1];

			int nStart = 0;
			int nCurrent = 0;
			int nCurrentSlash = -1;
			int nCurrentW = 0;
			bool bIsUp = false;

			while (nCurrent < nLen)
			{
				if (pData[nCurrent] == (TCHAR)'\\' || pData[nCurrent] == (TCHAR)'/')
				{
					if (nStart < nCurrent)
					{
						bIsUp = false;
						if ((nCurrent - nStart) == 2)
						{
							if (pData[nStart] == (TCHAR)'.' && pData[nStart + 1] == (TCHAR)'.')
							{
								if (nCurrentSlash > 0)
								{
									--nCurrentSlash;
									nCurrentW = pSlashPoints[nCurrentSlash];
									bIsUp = true;
								}
							}
						}
						if (!bIsUp)
						{
							pDataNorm[nCurrentW++] = (TCHAR)'\\';
							++nCurrentSlash;
							pSlashPoints[nCurrentSlash] = nCurrentW;
						}
					}
					nStart = nCurrent + 1;					
					++nCurrent;
					continue;
				}
				pDataNorm[nCurrentW++] = pData[nCurrent];
				++nCurrent;
			}

			pDataNorm[nCurrentW] = (TCHAR)'\0';

			m_strFilename.ReleaseBuffer();
			m_strFilename = CString(pDataNorm, nCurrentW);

			delete []pSlashPoints;
			delete []pDataNorm;			
			
			
		}
		void SetName(CString sName, bool bNormalize)
		{
			m_strFilename = sName;
			if(bNormalize)
				Normalize();
		}
	};

	class CSystemUtility
	{
	public:
        static bool CreateFile(const CString& strFileName);
		static bool IsFileExist(const CString& strFileName);
		static bool IsFileExist(const CPath& sPath);
		static CString GetDirectoryName(const CString& strFileName);
        static int GetFilesCount(const CString& strDirPath, const bool& bRecursive = false);
		static CString GetFileExtention(const CString& strFileName);
		static bool CreateDirectories(const CPath& oPath);
		static void ReplaceExtention(CString& strName, CString& str1, CString& str2);
	};
}