/*==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