/*
 *  DocItem.cpp
 *  Classifier
 *
 *  Daniel Wojcik
 *
 */

#include <iostream>
#include "DocItem.h"

DocItem::DocItem()
{
	termCount = 0;
	classification[0] = "-1";
	classification[1] = "-1";
	classification[2] = "-1";
}

//Assumes that term does not already exist
//Check beforehand with DocItem::getCount
void DocItem::addTerm(const std::string& t)
{
	DocTerm p;
	p.term = t;
	p.count = 1;
	terms[t] = p;
	termCount++;
}

unsigned int DocItem::getCount(const std::string& t)
{
	std::map<std::string, DocTerm>::iterator itr;
	itr = terms.find(t);
	if (itr != terms.end())
		return itr->second.count;
	else
		return 0;
}

//Increments the number of occurrences of the term in this document
void DocItem::increment(const std::string& t)
{
	std::map<std::string, DocTerm>::iterator itr;
	itr = terms.find(t);
	if (itr != terms.end())
		itr->second.count++;
	else
		return; //Uncaught failure!
	termCount++;
}

TermShort statToShort(TermStat& old)
{
	TermShort p;
	p.count = old.count;
	p.dCount = old.dCount;
	p.tCount = old.tCount;
	p.idf = old.idf;
	return p;
}

//Comparison operators for classes and structs
bool operator== (const std::pair<std::string, DocTerm>& left, const std::pair<std::string, DocTerm>& right)
{
	return (left.first == right.first);
}