/*
 * InputPath.cpp
 *
 *  Created on: 23 Oct 2015
 *      Author: hieu
 */
#include <sstream>
#include <boost/foreach.hpp>
#include "InputPath.h"
#include "TargetPhrases.h"
#include "../TranslationModel/PhraseTable.h"

using namespace std;

namespace Moses2
{
InputPath::InputPath(MemPool &pool, const SubPhrase<Moses2::Word> &subPhrase,
                     const Range &range, size_t numPt, const InputPath *prefixPath)
  :InputPathBase(pool, range, numPt, prefixPath)
  ,m_numRules(0)
  ,subPhrase(subPhrase)
{
  targetPhrases = pool.Allocate<const TargetPhrases*>(numPt);
  Init<const TargetPhrases*>(targetPhrases, numPt, NULL);
}

InputPath::~InputPath()
{
  // TODO Auto-generated destructor stub
}

void InputPath::AddTargetPhrases(const PhraseTable &pt,
                                 const TargetPhrases *tps)
{
  size_t ptInd = pt.GetPtInd();
  targetPhrases[ptInd] = tps;

  if (tps) {
    m_numRules += tps->GetSize();
  }
}

const TargetPhrases *InputPath::GetTargetPhrases(const PhraseTable &pt) const
{
  size_t ptInd = pt.GetPtInd();
  return targetPhrases[ptInd];
}

std::string InputPath::Debug(const System &system) const
{
  stringstream out;

  out << range << " " << flush;
  out << subPhrase.Debug(system);
  return out.str();
}

}