FileReaderWriterBase.h

#pragma once
 
#include <Foundation/IO/FileSystem/FileSystem.h>
#include <Foundation/IO/FileSystem/Implementation/DataDirType.h>
#include <Foundation/IO/Stream.h>
 
class PL_FOUNDATION_DLL plFileReaderBase : public plStreamReader
{
  PL_DISALLOW_COPY_AND_ASSIGN(plFileReaderBase);
 
public:
  plFileReaderBase() { m_pDataDirReader = nullptr; }
 
  plString128 GetFilePathAbsolute() const
  {
    plStringBuilder sAbs = m_pDataDirReader->GetDataDirectory()->GetRedirectedDataDirectoryPath();
    sAbs.AppendPath(m_pDataDirReader->GetFilePath().GetView());
    return sAbs;
  }
 
  plString128 GetFilePathRelative() const { return m_pDataDirReader->GetFilePath(); }
 
  plDataDirectoryType* GetDataDirectory() const { return m_pDataDirReader->GetDataDirectory(); }
 
  bool IsOpen() const { return m_pDataDirReader != nullptr; }
 
  plUInt64 GetFileSize() const { return m_pDataDirReader->GetFileSize(); }
 
protected:
  plDataDirectoryReader* GetFileReader(plStringView sFile, plFileShareMode::Enum FileShareMode, bool bAllowFileEvents)
  {
    return plFileSystem::GetFileReader(sFile, FileShareMode, bAllowFileEvents);
  }
 
  plDataDirectoryReader* m_pDataDirReader;
};
 
 
class PL_FOUNDATION_DLL plFileWriterBase : public plStreamWriter
{
  PL_DISALLOW_COPY_AND_ASSIGN(plFileWriterBase);
 
public:
  plFileWriterBase() { m_pDataDirWriter = nullptr; }
 
  plString128 GetFilePathAbsolute() const
  {
    plStringBuilder sAbs = m_pDataDirWriter->GetDataDirectory()->GetRedirectedDataDirectoryPath();
    sAbs.AppendPath(m_pDataDirWriter->GetFilePath().GetView());
    return sAbs;
  }
 
  plString128 GetFilePathRelative() const { return m_pDataDirWriter->GetFilePath(); }
 
  plDataDirectoryType* GetDataDirectory() const { return m_pDataDirWriter->GetDataDirectory(); }
 
  bool IsOpen() const { return m_pDataDirWriter != nullptr; }
 
  plUInt64 GetFileSize() const { return m_pDataDirWriter->GetFileSize(); } // [tested]
 
protected:
  plDataDirectoryWriter* GetFileWriter(plStringView sFile, plFileShareMode::Enum FileShareMode, bool bAllowFileEvents)
  {
    return plFileSystem::GetFileWriter(sFile, FileShareMode, bAllowFileEvents);
  }
 
  plDataDirectoryWriter* m_pDataDirWriter;
};