/*
 * Copyright (C) 2007-2012 Xagasoft, All rights reserved.
 *
 * This file is part of the libgats library and is released under the
 * terms of the license contained in the file LICENSE.
 */

#ifndef GATS_OBJECT_H
#define GATS_OBJECT_H

#include <bu/string.h>

namespace Bu
{
    class Stream;
    class Formatter;
};

namespace Gats
{
    enum Type
    {
        typeDictionary,
        typeList,
        typeString,
        typeInteger,
        typeFloat,
        typeBoolean,
        typeNull
    };

    /**
     * The baseclass for every type that can be stored in a packet.
     */
    class Object
    {
    public:
        Object();
        virtual ~Object();

        virtual Type getType() const =0;

        virtual void write( Bu::Stream &rOut ) const=0;
        virtual void read( Bu::Stream &rIn, char cType )=0;
        virtual Object *clone() const=0;

        static Object *read( Bu::Stream &rIn );
        static Object *strToGats( const Bu::String &sStr );

    private:
        static Object *strToGats( Bu::String::const_iterator &i );
        static Bu::String token( Bu::String::const_iterator &i );
        static void skipWs( Bu::String::const_iterator &i );
    };

    const char *typeToStr( Type t );
};

Bu::Formatter &operator<<( Bu::Formatter &f, const Gats::Object &obj );
Bu::Formatter &operator<<( Bu::Formatter &f, const Gats::Type &t );

#endif