/*
 * This file is a part of Winix
 * and is not publicly distributed
 * 
 * Copyright (c) 2008-2014, Tomasz Sowa
 * All rights reserved.
 * 
 */
 
#include <cstdlib>
#include "acceptbaseparser.h"


namespace Winix
{




bool AcceptBaseParser::IsWhite(int c)
{
	if( c==' ' || c=='\t' )
		return true;

return false;
}


void AcceptBaseParser::SkipWhite()
{
	while( IsWhite(*text) )
		++text;
}


void AcceptBaseParser::RemoveWhiteFromEnd(std::string & str)
{
	if( str.empty() )
		return;

	size_t i = str.size() - 1;

	for( ; i!=0 && IsWhite(str[i]) ; --i);

	if( !IsWhite(str[i]) )
		++i;

	if( i < str.size() )
		str.erase(i); // erasing until the end of the string
}



void AcceptBaseParser::ReadParameter()
{
	param.clear();

	SkipWhite();

	while( *text!=0 && *text!=',' && *text!=';' )
	{
		param += *text;
		++text;
	}

	RemoveWhiteFromEnd(param);
}


void AcceptBaseParser::ReadQ()
{
	q = 1.0;

	SkipWhite();

	if( *text != ';' )
		return;

	++text; // skipping a semicolon

	while( *text!=0 && *text!=',' && *text!='=' )
		// skipping until ',' or '='
		++text;

	if( *text==0 || *text==',' )
		return;

	++text; // skipping '='

	SkipWhite();
	q = strtod(text, (char**)&text);
}


void AcceptBaseParser::SkipParam()
{
	SkipWhite();

	if( *text == ',' )
		++text;
}



void AcceptBaseParser::Parse(const char * str)
{
	text = str;
	Init();
	
	while( *text != 0 )
	{
		ReadParameter();
		ReadQ();
		SkipParam();
		Param(param, q);
	}
}




} // namespace Winix