/*
 *  cScriptExec.h
 *  ScriptLib
 *
 *  Created by avansc on 2/17/11.
 *  Copyright 2011 avansc. All rights reserved.
 *
 */

#ifndef _cScriptExec_h
#define _cScriptExec_h

#include "ScriptLib.h"

enum AS_ARG_TYPE { AS_BYTE = 0, AS_WORD, AS_DWORD, AS_QWORD, AS_FLOAT, AS_DOUBLE, AS_ADDRESS, AS_OBJECT };

class cScriptExec : public iScriptable<cScriptExec>
{
public:
    cScriptExec();
    cScriptExec(asIScriptContext *_ctx);
    ~cScriptExec();

    int exec();
    int reset();

    template<typename T>
    int push_arg(T data, AS_ARG_TYPE type);

    template<typename T>
    T get_arg(AS_ARG_TYPE type);

    void REGISTER_SCRIPTABLES(cScriptEngine *engine);

private:
    asIScriptContext *ctx;
    int argc;
};

template<typename T>
int cScriptExec::push_arg(T data, AS_ARG_TYPE type)
{
    switch(type)
    {
        case AS_BYTE :
        {
            this->argc++;
            return this->ctx->SetArgByte(this->argc-1, data);
        }
        case AS_WORD :
        {
            this->argc++;
            return this->ctx->SetArgWord(this->argc-1, data);
        }
        case AS_DWORD :
        {
            this->argc++;
            return this->ctx->SetArgDWord(this->argc-1, data);
        }
        case AS_QWORD :
        {
            this->argc++;
            return this->ctx->SetArgQWord(this->argc-1, data);
        }
        case AS_FLOAT :
        {
            this->argc++;
            return this->ctx->SetArgFloat(this->argc-1, data);
        }
        case AS_DOUBLE :
        {
            this->argc++;
            return this->ctx->SetArgDouble(this->argc-1, data);
        }
        case AS_ADDRESS :
        {
            this->argc++;
            return this->ctx->SetArgAddress(this->argc-1, (T*)&data);
        }
        case AS_OBJECT :
        {
            this->argc++;
            return this->ctx->SetArgObject(this->argc-1, (T*)&data);
        }
        default:
            break;
    }
    return -1;
}

template<typename T>
T cScriptExec::get_arg(AS_ARG_TYPE type)
{
    switch(type)
    {
        case AS_BYTE :
        {
            return this->ctx->GetReturnByte();
        }
        case AS_WORD :
        {
            return this->ctx->GetReturnWord();
        }
        case AS_DWORD :
        {
            return this->ctx->GetReturnDWord();
        }
        case AS_QWORD :
        {
            return this->ctx->GetReturnQWord();
        }
        case AS_FLOAT :
        {
            return (T)this->ctx->GetReturnFloat();
        }
        case AS_DOUBLE :
        {
            return this->ctx->GetReturnDouble();
        }
        case AS_ADDRESS :
        {
            return *((T*)this->ctx->GetReturnAddress());
        }
        case AS_OBJECT :
        {
            return *((T*)this->ctx->GetReturnObject());
        }
        default:
            break;
    }

    return (T)0;
}

#endif