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#ifndef __HUNGARIANMATCHING_H_
#define __HUNGARIANMATCHING_H_

#include <algorithm>
#include <cmath>
#include <iostream>
#include <limits>
#include <list>
#include <utility>

#include "Coordinate.h"
#include "Hungarian.h"
#include "IOPlacementKernel.h"
#include "Netlist.h"
#include "Slots.h"

namespace ioPlacer {

class HungarianMatching
{
 private:
  std::vector<std::vector<DBU>> _hungarianMatrix;
  std::vector<int> _assignment;
  HungarianAlgorithm _hungarianSolver;
  Netlist& _netlist;
  slotVector_t& _slots;
  unsigned _beginSlot;
  unsigned _endSlot;
  unsigned _numSlots;
  unsigned _numIOPins;
  unsigned _nonBlockedSlots;

  void createMatrix();

 public:
  HungarianMatching(Section_t&, slotVector_t&);
  virtual ~HungarianMatching() = default;
  void run();
  void getFinalAssignment(std::vector<IOPin>&);
};

}  // namespace ioPlacer
#endif /* __HUNGARIANMATCHING_H_ */
