//-----------------------------------------------------------------------------
//
//	FileOps.cpp
//
//	Cross-platform File Operations
//
//	Copyright (c) 2012 Greg Satz <satz@iranger.com>
//	All rights reserved.
//
//	SOFTWARE NOTICE AND LICENSE
//
//	This file is part of OpenZWave.
//
//	OpenZWave is free software: you can redistribute it and/or modify
//	it under the terms of the GNU Lesser General Public License as published
//	by the Free Software Foundation, either version 3 of the License,
//	or (at your option) any later version.
//
//	OpenZWave 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 Lesser General Public License for more details.
//
//	You should have received a copy of the GNU Lesser General Public License
//	along with OpenZWave.  If not, see <http://www.gnu.org/licenses/>.
//
//-----------------------------------------------------------------------------
#include <string>
#include "platform/FileOps.h"

#ifdef WIN32
#include "platform/windows/FileOpsImpl.h"	// Platform-specific implementation of a File Operations
#elif defined WINRT
#include "platform/winRT/FileOpsImpl.h"	// Platform-specific implementation of a File Operations
#else
#include "platform/unix/FileOpsImpl.h"	// Platform-specific implementation of a File Operations
#endif

namespace OpenZWave
{
	namespace Internal
	{
		namespace Platform
		{

			FileOps* FileOps::s_instance = NULL;
			FileOpsImpl* FileOps::m_pImpl = NULL;

//-----------------------------------------------------------------------------
//	<FileOps::Create>
//	Static creation of the singleton
//-----------------------------------------------------------------------------
			FileOps* FileOps::Create()
			{
				if (s_instance == NULL)
				{
					s_instance = new FileOps();
				}
				return s_instance;
			}

//-----------------------------------------------------------------------------
//	<FileOps::Destroy>
//	Static method to destroy the fileops singleton.
//-----------------------------------------------------------------------------
			void FileOps::Destroy()
			{
				delete s_instance;
				s_instance = NULL;
			}

//-----------------------------------------------------------------------------
//	<FileOps::FolderExists>
//	Static method to check for existance of a folder
//-----------------------------------------------------------------------------
			bool FileOps::FolderExists(const string &_folderName)
			{
				if (s_instance != NULL)
				{
					return s_instance->m_pImpl->FolderExists(_folderName);
				}
				return false;
			}

			/**
			 * FileExists. Check for the existance of a file.
			 * \param string. file name.
			 * \return Bool value indicating existance.
			 */
			bool FileOps::FileExists(const string &_fileName)
			{
				if (s_instance != NULL)
				{
					return s_instance->m_pImpl->FileExists(_fileName);
				}
				return false;
			}

			/**
			 * FileWriteable. Check if we can write to a file.
			 * \param string. file name.
			 * \return Bool value indicating write permissions.
			 */
			bool FileOps::FileWriteable(const string &_fileName)
			{
				if (s_instance != NULL)
				{
					return s_instance->m_pImpl->FileWriteable(_fileName);
				}
				return false;
			}

			/**
			 * FileRotate. Rotate a File
			 * \param string. file name.
			 * \return Bool value indicating write permissions.
			 */
			bool FileOps::FileRotate(const string &_fileName)
			{
				if (s_instance != NULL)
				{
					return s_instance->m_pImpl->FileRotate(_fileName);
				}
				return false;
			}

			/**
			 * FileCopy. Copy a File
			 * \param string. source file name.
			 * \param string. destination file name
			 * \return Bool value indicating success.
			 */
			bool FileOps::FileCopy(const string &_fileName, const string &_destfileName)
			{

				if (s_instance != NULL)
				{
					return s_instance->m_pImpl->FileCopy(_fileName, _destfileName);
				}
				return false;
			}

			/**
			 * FolderCreate. Create a Folder
			 * \param string. folder name
			 * \return Bool value indicating success.
			 */
			bool FileOps::FolderCreate(const string &_folderName)
			{

				if (s_instance != NULL)
				{
					return s_instance->m_pImpl->FolderCreate(_folderName);
				}
				return false;
			}

//-----------------------------------------------------------------------------
//	<FileOps::FileOps>
//	Constructor
//-----------------------------------------------------------------------------
			FileOps::FileOps()
			{
				m_pImpl = new FileOpsImpl();
			}

//-----------------------------------------------------------------------------
//	<FileOps::~FileOps>
//	Destructor
//-----------------------------------------------------------------------------
			FileOps::~FileOps()
			{
				delete m_pImpl;
			}
		} // namespace Platform
	} // namespace Internal
} // namespace OpenZWave