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/*

 *

 *  Copyright (C) 2010  Mattias Runge

 *

 *  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 2 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, write to the Free Software Foundation, Inc.,

 *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 */

#ifndef VM_MANAGER_H

#define VM_MANAGER_H

#include <string>

#include <vector>

#include <boost/shared_ptr.hpp>

#include <v8-debug.h>

#include "logging/Logger.h"

#include "common/IoService.h"

#include "common/common.h"

#include "net/types.h"

#include "Plugin.h"

#include "types.h"

namespace atom {

namespace vm {

class Manager : public common::IoService

{

public:

    typedef boost::shared_ptr<Manager> Pointer;

    virtual ~Manager();

    static Pointer Instance();

    static void Create();

    static void Delete();

    void AddPlugin(Plugin::Pointer plugin);

    void Start(std::string script_path, std::string user_script_path);

    void Call(std::string plugin_name, unsigned int request_id, std::string name, ArgumentListPointer arguments);

    void Execute(std::string plugin_name, unsigned int request_id, std::string code);

    bool CallHandler(std::string plugin_name, unsigned int request_id, std::string name, ArgumentListPointer arguments);

    void ExecuteHandler(std::string plugin_name, unsigned int request_id, std::string code);

    bool LoadScript(std::string scriptname);

    bool ImportFunction(std::string functionname);

    v8::Persistent<v8::Context>& GetContext();

private:

    typedef std::vector<Plugin::Pointer> PluginList;

    static Pointer instance_;

    std::string script_path_;

    std::string user_script_path_;

    v8::Persistent<v8::Context> context_;

    v8::HandleScope handle_scope_;

    v8::Persistent<v8::ObjectTemplate> object_template_;

    PluginList plugins_;

    ImportFunctionList functions_;

    common::StringList loaded_scripts_;

    std::string current_plugin_name_;

    unsigned int current_request_id_;    

    Manager();

    void StartHandler();

    static Value Export_Log(const v8::Arguments& args);    

    void CallOutput(std::string output);

    void CallResult(std::string output);

    std::string FormatException(v8::TryCatch& try_catch);

    logging::Logger LOG;

};

}; // namespace vm

}; // namespace atom

#endif // VM_MANAGER_H