#pragma once

#ifndef TCACHERESOURCEPOOL_INCLUDED

#define TCACHERESOURCEPOOL_INCLUDED

#include "tcommon.h"

#include "tfilepath.h"

#include "tcacheresource.h"

#include <qstring></qstring>

#include <qsettings></qsettings>

#include <qmutex></qmutex>

#undef DVAPI

#undef DVVAR

#ifdef TFX_EXPORTS

#define DVAPI DV_EXPORT_API

#define DVVAR DV_EXPORT_VAR

#else

#define DVAPI DV_IMPORT_API

#define DVVAR DV_IMPORT_VAR

#endif

//============================================================================

class THDCacheResourcePool;

class TCacheResource;

class TFilePath;

//============================================================================

class DVAPI TCacheResourcePool final : public QObject {

  Q_OBJECT

  THDCacheResourcePool *m_hdPool;

  TFilePath m_path;

  typedef std::map<std::string, *="" tcacheresource=""> MemResources;</std::string,>

  MemResources m_memResources;

  QMutex m_memMutex;

  unsigned int m_searchCount;

  bool m_foundIterator;

  MemResources::iterator m_searchIterator;

  TCacheResourcePool();

  ~TCacheResourcePool();

public:

  // General functions

  static TCacheResourcePool *instance();

  void setPath(QString cacheRoot, QString projectName, QString sceneName);

  const TFilePath &getPath() const;

  void reset();

  void beginCachedSearch();

  void endCachedSearch();

public:

  // Pool management functions

  void flushResources();

  unsigned int getCurrentSize() const;

  unsigned int getSizeAccessedAfterDays(int days) const;

  void clear();

  void clear(QString cacheRoot, QString projectName, QString sceneName);

  void clearKeyword(const std::string &keyword);

  void addReference(TCacheResourceP resource, QString flag);

  void releaseReference(TCacheResourceP resource, QString flag);

  void releaseReferences(QString flag);

  void clearFxResources(std::wstring fxId);

  void clearAccessedUpToSize(int MB);

  void clearAccessedAfterDays(int days);

  void clearAccessedAfterSessions(int sessionsCount);

  // Automatic management functions

  void setMaximumSize(int MB);

  int getMaximumSize() const;

  void setResourcesAccessTimeOut(int days);

  int getResourcesAccessTimeOut() const;

  // void setAutomaticCleanupInterval(int days, int minutes);

private:

  // Resources interaction functions

  friend class TCacheResource;

  friend class TCacheResourceP;

  TCacheResource *getResource(const std::string &name, bool createIfNone);

  void releaseResource(TCacheResource *resource);

  void invalidateAll();

private:

  // HD Pool functions

  bool isHDActive();

  void startBacking(TCacheResource *resource);

  void saveResourceInfos(TCacheResource *resource);

  void touchBackingPath(TCacheResource *resource);

  QString getPoolRoot(QString cacheRoot, QString projectName,

                      QString sceneName);

  void clearResource(QString path);

};

#endif  // TCACHERESOURCEPOOL_INCLUDED