#ifndef GAME_STATE_H
#define GAME_STATE_H

#include "astbranch.h"
#include "variable.h"
#include "scope.h"

class Game;

class GameState
{
public:
	GameState( Game *pGame );
	virtual ~GameState();

	void parse( class AstBranch *pAst );

	Variable pop() { return lStack.peekPop(); }
	void push( const Variable &v ) { lStack.push( v ); }

	void callFunction( const Bu::String &sName );

private:
	void parse( const AstBranch::NodeList &lCode );

private:
	typedef Bu::List<Scope *> ScopeList;
	typedef Bu::Hash<Bu::String, Scope *> ScopeHash;
	Game *pGame;
	Scope sGlobal;
	ScopeList lsLocal;
	ScopeHash hsSituation;

	VariableList lStack;
};

#endif