/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011  Cyan Worlds, Inc.

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program 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 General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.

You can contact Cyan Worlds, Inc. by email legal@cyan.com
 or by snail mail at:
      Cyan Worlds, Inc.
      14617 N Newport Hwy
      Mead, WA   99021

*==LICENSE==*/
#ifndef plPageOptimizer_h_inc
#define plPageOptimizer_h_inc

#include "../pnKeyedObject/plKey.h"
#include "../pnKeyedObject/plUoid.h"
#include <vector>
#include <set>

class plRegistryPageNode;
class plResManager;

class plPageOptimizer
{
protected:
    typedef std::vector<plKey> KeyVec;
    typedef std::set<plKey> KeySet;

    KeyVec fKeyLoadOrder;   // The order objects were loaded in
    KeySet fLoadedKeys;     // Keys we've loaded objects for, for quick lookup
    KeyVec fAllKeys;        // All the keys in the page
    std::vector<UInt8> fBuf;

    bool fOptimized;        // True after optimization if the page was already optimized

    const char* fPagePath;          // Path to our page
    char fTempPagePath[512];        // Path to the temp output page
    plLocation fLoc;                // Location of our page
    plRegistryPageNode* fPageNode;  // PageNode for our page

    plResManager* fResMgr;

    static plPageOptimizer* fInstance;
    static void KeyedObjectProc(plKey key);

    void IWriteKeyData(hsStream* oldPage, hsStream* newPage, plKey key);
    void IFindLoc();
    void IRewritePage();

public:
    plPageOptimizer(const char* pagePath);

    void Optimize();
};

#endif // plPageOptimizer_h_inc