/*

* Copyright (c) 2002-2004 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*    

*

*/

// disable "identifier was truncated to '255' characters in the browser information" warning

#pragma warning (disable:4786)

#include "Script.h"

#include "LayoutCompilerErr.h"

#include <iostream>

#include <fstream>

using namespace std;

using namespace CdlCompilerToolkit;

typedef LayoutProcessArgsErr<AknLayoutCompilerScript> AknLayoutCompilerScriptArgsErr;

class ScriptErr : public LayoutCompilerErr

	{

public:

	ScriptErr(const string& aLine, const string& aMsg) : iLine(aLine), iMsg(aMsg) {}

private:

	void Show(ostream& aStream) const;

private:

	string iLine;

	string iMsg;

	};

void ScriptErr::Show(ostream& aStream) const

	{

	aStream << iLine << endl;

	aStream << iMsg << endl;

	}

int AknLayoutCompilerScript::Process(const vector<string>& args)

	{

	if (args.size() != 2)

		throw AknLayoutCompilerScriptArgsErr();

	ifstream in;

	CdlTkUtil::OpenInput(in, args[1].substr(1));

	AknLayoutCompilerScript script(in);

	script.Process();

	in.close();

	return 0;

	}

void AknLayoutCompilerScript::ShowHelp(ostream& /*stream*/)

	{

	}

AknLayoutCompilerScript::AknLayoutCompilerScript(istream& aIn)

: iIn(aIn)

	{

	}

void AknLayoutCompilerScript::Process()

	{

//	while (!iIn.eof())

//		{

//		string line;

//		getline(iIn, line);

//		ProcessLine(line);

//		}

	}

void AknLayoutCompilerScript::ProcessLine(string& aLine)

	{

	CdlTkUtil::StripLeadingAndTrailingWhitespace(aLine);

	if (aLine.empty())

		return;

	int paramStart = aLine.find_first_of('(');

	int paramEnd = aLine.find_first_of(')');

	if (paramStart == string::npos || paramEnd == string::npos)

		throw ScriptErr(aLine, "Must be of form \"[result=] func(params)\"");

	int eqPos = aLine.find_first_of('=');

	string result;

	if (eqPos > 0)

		{

		result = aLine.substr(0, eqPos-1);

		CdlTkUtil::StripLeadingAndTrailingWhitespace(result);

		}

	string func = aLine.substr(eqPos+1, paramStart-(eqPos+1));

	CdlTkUtil::StripLeadingAndTrailingWhitespace(func);

	func = CdlTkUtil::ToLower(func);

	paramStart++;

	string params = aLine.substr(paramStart, paramEnd-paramStart);

	vector<string> paramList;

	int p = 0;

	while (p != string::npos)

		{

		int n = params.find_first_of(',');

		string param(params.substr(0, n));

		CdlTkUtil::StripLeadingAndTrailingWhitespace(param);

		if (param.size())

			paramList.push_back(param);

		p = n;

		if (p!=string::npos)

			params = params.substr(p+1);

		}

	Process(func, paramList, result);

	}

void AknLayoutCompilerScript::Process(const string& aFunc, const vector<string>& aParamList, const string& aResult)

	{

	// use a map of name -> name, type and value

	cout << aFunc << "[" << aParamList.size() << "|" << aResult << "]" << endl;

	}