//-----------------------------------------------------------------------------
// Copyright (c) 2012 GarageGames, LLC
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//-----------------------------------------------------------------------------

#ifndef _WINVOLUME_H_
#define _WINVOLUME_H_

#ifndef _VOLUME_H_
#include "core/volume.h"
#endif

namespace Torque
{
using namespace FS;

namespace Win32
{

//-----------------------------------------------------------------------------

class Win32FileSystem: public FileSystem
{
public:
   Win32FileSystem(String volume);
   ~Win32FileSystem();

   String   getTypeStr() const override { return "Win32"; }

   FileNodeRef resolve(const Path& path) override;
   void verifyCompatibility(const Path& _path, WIN32_FIND_DATAW _info);
   FileNodeRef create(const Path& path,FileNode::Mode) override;
   bool remove(const Path& path) override;
   bool rename(const Path& from,const Path& to) override;
   Path mapTo(const Path& path) override;
   Path mapFrom(const Path& path) override;

private:
   String mVolume;
};


//-----------------------------------------------------------------------------
/// Win32 stdio file access.
/// This class makes use the fopen, fread and fwrite for buffered io.
class Win32File: public File
{
public:
   ~Win32File();

   Path getName() const override;
   NodeStatus getStatus() const override;
   bool getAttributes(Attributes*) override;
   U64 getSize() override;

   U32 getPosition() override;
   U32 setPosition(U32,SeekMode) override;

   bool open(AccessMode) override;
   bool close() override;

   U32 read(void* dst, U32 size) override;
   U32 write(const void* src, U32 size) override;

private:
   friend class Win32FileSystem;

   U32 calculateChecksum() override;

   Path     mPath;
   String   mName;
   void     *mHandle;
   NodeStatus   mStatus;

   Win32File(const Path &path, String name);

   bool _updateInfo();
   void _updateStatus();
};


//-----------------------------------------------------------------------------

class Win32Directory: public Directory
{
public:
   ~Win32Directory();

   Path getName() const override;
   NodeStatus getStatus() const override;
   bool getAttributes(Attributes*) override;

   bool open() override;
   bool close() override;
   bool read(Attributes*) override;

private:
   friend class Win32FileSystem;

   U32 calculateChecksum() override;

   Path     mPath;
   String   mName;
   void     *mHandle;
   NodeStatus   mStatus;

   Win32Directory(const Path &path,String name);

   void _updateStatus();
};

} // Namespace
} // Namespace
#endif