//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
//
// copyright            : (C) 2008 by Eran Ifrah                            
// file name            : cpp_comment_creator.cpp              
//                                                                          
// -------------------------------------------------------------------------
// A                                                                        
//              _____           _      _     _ _                            
//             /  __ \         | |    | |   (_) |                           
//             | /  \/ ___   __| | ___| |    _| |_ ___                      
//             | |    / _ \ / _  |/ _ \ |   | | __/ _ )                     
//             | \__/\ (_) | (_| |  __/ |___| | ||  __/                     
//              \____/\___/ \__,_|\___\_____/_|\__\___|                     
//                                                                          
//                                                  F i l e                 
//                                                                          
//    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.                                   
//                                                                          
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
 #include "precompiled_header.h"
#include "cpp_comment_creator.h"
#include <wx/datetime.h>
#include <vector>
#include "language.h"

#define trimMe(str){\
		str = str.Trim();\
		str = str.Trim(false);\
	}

CppCommentCreator::CppCommentCreator(TagEntryPtr tag, wxChar keyPrefix)
: CommentCreator(keyPrefix)
, m_tag(tag)
{
}

CppCommentCreator::~CppCommentCreator()
{
}

wxString CppCommentCreator::CreateComment()
{
	if( m_tag->GetKind() == wxT("class"))
		return wxT("$(ClassPattern)\n");
	else if(m_tag->GetKind() == wxT("function"))
		return FunctionComment();
	else if(m_tag->GetKind() == wxT("prototype"))
		return FunctionComment();
	return wxEmptyString;
}

wxString CppCommentCreator::FunctionComment()
{
	wxDateTime now = wxDateTime::Now();
	wxString comment;

	//parse the function signature
	std::vector<TagEntryPtr> tags;
	Language *lang = LanguageST::Get();
	lang->GetLocalVariables(m_tag->GetSignature(), tags);
	
	Variable var;
	lang->VariableFromPattern(m_tag->GetPattern(), m_tag->GetName(), var);
	
	comment << wxT("$(FunctionPattern)\n");
	for(size_t i=0; i<tags.size(); i++)
		comment << wxT(" * ") << m_keyPrefix << wxT("param ") << tags.at(i)->GetName() << wxT("\n");
	
	wxString type = _U(var.m_type.c_str());
	wxString name = _U(var.m_name.c_str());
	trimMe(type);
	trimMe(name);

	if(	type != wxT("void") //void has no return value
		&& name != type){	//constructor
		comment << wxT(" * ") << m_keyPrefix << wxT("return \n");
	}
	return comment;
}
