forwardness.cpp

ai::Agent::Action * Chan::Program(const ai::Agent::Percept * percept)
{
  ai::CCheckers::Action *action = new ai::CCheckers::Action;
  ai::CCheckers::MoveData move;

  std::string board_str = percept->GetAtom("BASIC_BOARD").GetValue();
  ai::CCheckers::BasicBoard board(board_str);

  int player = atoi(percept->GetAtom("PLAYER_NUMBER").GetValue().c_str());

  const std::vector<ai::CCheckers::MoveData> & moves = board.DetermineLegalMoves(player);

  int       best_forwardness = -1;
  unsigned int best_move = 0;

  for (unsigned int i=0; i<moves.size(); i++)
  {
    ai::CCheckers::BasicBoard b(board);
    b.Move(player, move);
    int forwardness = b.Forwardness(player);
    std::cout << "forwardness: " << forwardness << ", i: " << i << std::endl;

    bool chooseThisMove = false;

    if (forwardness > best_forwardness)
    {
      chooseThisMove = true;
    }

    if (chooseThisMove)
    {
      best_forwardness = forwardness;
      best_move = i;
    }
  }

  if (moves.size() > 0)
  {
    move = moves[best_move];
  }

  action->SetMove(move);
  action->SetCode(ai::CCheckers::Action::MOVE);

  return action;
}