// Copyright (c) 2009 The Chromium Authors. All rights reserved.  Use of this
// source code is governed by a BSD-style license that can be found in the
// LICENSE file.

#ifndef _BROWSER_DATABASE_SYSTEM_H
#define _BROWSER_DATABASE_SYSTEM_H

#include "base/file_path.h"
#include "base/platform_file.h"
#include "base/scoped_temp_dir.h"

class BrowserDatabaseSystem {
 public:
  static BrowserDatabaseSystem* GetInstance();
  BrowserDatabaseSystem();
  ~BrowserDatabaseSystem();

  base::PlatformFile OpenFile(
      const FilePath& file_name, int desired_flags,
      base::PlatformFile* dir_handle);
  int DeleteFile(const FilePath& file_name, bool sync_dir);
  long GetFileAttributes(const FilePath& file_name);
  long long GetFileSize(const FilePath& file_name);
  void ClearAllDatabases();

 private:
  FilePath GetDBDir();
  FilePath GetDBFileFullPath(const FilePath& file_name);

  static BrowserDatabaseSystem* instance_;

  ScopedTempDir temp_dir_;

  // HACK: see OpenFile's implementation
  base::PlatformFile hack_main_db_handle_;
};

#endif  // _BROWSER_DATABASE_SYSTEM_H