/** place a road attached to the last initial settlement */
  public int planInitRoad(SOCGame game, SOCPlayer ourPlayerData, SOCRobotClient client) {
    int settlementNode = ourPlayerData.getLastSettlementCoord();
    Hashtable twoAway = new Hashtable(); // <Integer,Integer>

    log.debug("--- placeInitRoad");

    /** look at all of the nodes that are 2 away from the last settlement and pick the best one */
    SOCBoard board = game.getBoard();
    for (int facing = 1; facing <= 6; ++facing) {
      // each of 6 directions: NE, E, SE, SW, W, NW
      int tmp = board.getAdjacentNodeToNode2Away(settlementNode, facing);
      if ((tmp != -9) && ourPlayerData.isPotentialSettlement(tmp))
        twoAway.put(new Integer(tmp), new Integer(0));
    }

    scoreNodesForSettlements(twoAway, 3, 5, 10, game, ourPlayerData);

    log.debug("Init Road for " + client.getNickname());

    /**
     * create a dummy player to calculate possible places to build taking into account where other
     * players will build before we can.
     */
    SOCPlayer dummy = new SOCPlayer(ourPlayerData.getPlayerNumber(), game);

    if (game.getGameState() == SOCGame.START1B) {
      /** do a look ahead so we don't build toward a place where someone else will build first. */
      int numberOfBuilds = numberOfEnemyBuilds(game);
      log.debug(
          "Other players will build "
              + numberOfBuilds
              + " settlements before I get to build again.");

      if (numberOfBuilds > 0) {
        /** rule out where other players are going to build */
        Hashtable allNodes = new Hashtable(); // <Integer.Integer>
        final int minNode = board.getMinNode();

        for (int i = minNode; i <= SOCBoard.MAXNODE; i++) {
          if (ourPlayerData.isPotentialSettlement(i)) {
            log.debug("-- potential settlement at " + Integer.toHexString(i));
            allNodes.put(new Integer(i), new Integer(0));
          }
        }

        /** favor spots with the most high numbers */
        bestSpotForNumbers(allNodes, 100, game);

        /** favor spots near good ports */
        /** check 3:1 ports */
        Vector miscPortNodes = board.getPortCoordinates(SOCBoard.MISC_PORT);
        bestSpot2AwayFromANodeSet(board, allNodes, miscPortNodes, 5);

        /** check out good 2:1 ports */
        for (int portType = SOCBoard.CLAY_PORT; portType <= SOCBoard.WOOD_PORT; portType++) {
          /**
           * if the chances of rolling a number on the resource is better than 1/3, then it's worth
           * looking at the port
           */
          if (resourceEstimates[portType] > 33) {
            Vector portNodes = board.getPortCoordinates(portType);
            int portWeight = (resourceEstimates[portType] * 10) / 56;
            bestSpot2AwayFromANodeSet(board, allNodes, portNodes, portWeight);
          }
        }

        /*
         * create a list of potential settlements that takes into account
         * where other players will build
         */
        Vector psList = new Vector(); // <Integer>

        for (int j = minNode; j <= SOCBoard.MAXNODE; j++) {
          if (ourPlayerData.isPotentialSettlement(j)) {
            log.debug("- potential settlement at " + Integer.toHexString(j));
            psList.addElement(new Integer(j));
          }
        }

        dummy.setPotentialSettlements(psList);

        for (int builds = 0; builds < numberOfBuilds; builds++) {
          BoardNodeScorePair bestNodePair = new BoardNodeScorePair(0, 0);
          Enumeration nodesEnum = allNodes.keys(); // <Integer>

          while (nodesEnum.hasMoreElements()) {
            Integer nodeCoord = (Integer) nodesEnum.nextElement();
            final int score = ((Integer) allNodes.get(nodeCoord)).intValue();
            log.debug("NODE = " + Integer.toHexString(nodeCoord.intValue()) + " SCORE = " + score);

            if (bestNodePair.getScore() < score) {
              bestNodePair.setScore(score);
              bestNodePair.setNode(nodeCoord.intValue());
            }
          }

          /** pretend that someone has built a settlement on the best spot */
          dummy.updatePotentials(new SOCSettlement(ourPlayerData, bestNodePair.getNode(), null));

          /** remove this spot from the list of best spots */
          allNodes.remove(new Integer(bestNodePair.getNode()));
        }
      }
    }

    /** Find the best scoring node */
    BoardNodeScorePair bestNodePair = new BoardNodeScorePair(0, 0);
    Enumeration cenum = twoAway.keys(); // <Integer>

    while (cenum.hasMoreElements()) {
      Integer coord = (Integer) cenum.nextElement();
      final int score = ((Integer) twoAway.get(coord)).intValue();

      log.debug(
          "Considering " + Integer.toHexString(coord.intValue()) + " with a score of " + score);

      if (dummy.isPotentialSettlement(coord.intValue())) {
        if (bestNodePair.getScore() < score) {
          bestNodePair.setScore(score);
          bestNodePair.setNode(coord.intValue());
        }
      } else {
        log.debug("Someone is bound to ruin that spot.");
      }
    }

    // Reminder: settlementNode == ourPlayerData.getLastSettlementCoord()
    final int destination = bestNodePair.getNode(); // coordinate of future settlement
    // 2 nodes away from settlementNode
    final int roadEdge // will be adjacent to settlementNode
        = board.getAdjacentEdgeToNode2Away(settlementNode, destination);

    dummy.destroyPlayer();

    return roadEdge;
  }
  /** figure out where to place the two settlements */
  public int planInitialSettlements(SOCGame game, SOCPlayer ourPlayerData) {
    log.debug("--- planInitialSettlements");

    int[] rolls;
    Enumeration hexes; // Integers
    int speed;
    boolean allTheWay;
    firstSettlement = 0;
    secondSettlement = 0;

    int bestSpeed = 4 * SOCBuildingSpeedEstimate.DEFAULT_ROLL_LIMIT;
    SOCBoard board = game.getBoard();
    SOCResourceSet emptySet = new SOCResourceSet();
    SOCPlayerNumbers playerNumbers = new SOCPlayerNumbers(board.getBoardEncodingFormat());
    int probTotal;
    int bestProbTotal;
    boolean[] ports = new boolean[SOCBoard.WOOD_PORT + 1];
    SOCBuildingSpeedEstimate estimate = new SOCBuildingSpeedEstimate();
    int[] prob = SOCNumberProbabilities.INT_VALUES;

    bestProbTotal = 0;

    for (int firstNode = board.getMinNode(); firstNode <= SOCBoard.MAXNODE; firstNode++) {
      if (ourPlayerData.isPotentialSettlement(firstNode)) {
        Integer firstNodeInt = new Integer(firstNode);

        //
        // this is just for testing purposes
        //
        log.debug("FIRST NODE -----------");
        log.debug("firstNode = " + board.nodeCoordToString(firstNode));

        StringBuffer sb = new StringBuffer();
        sb.append("numbers:[");
        playerNumbers.clear();
        probTotal = 0;
        hexes = SOCBoard.getAdjacentHexesToNode(firstNode).elements();

        while (hexes.hasMoreElements()) {
          Integer hex = (Integer) hexes.nextElement();
          int number = board.getNumberOnHexFromCoord(hex.intValue());
          int resource = board.getHexTypeFromCoord(hex.intValue());
          playerNumbers.addNumberForResource(number, resource, hex.intValue());
          probTotal += prob[number];
          sb.append(number + " ");
        }

        sb.append("]");
        log.debug(sb.toString());
        sb = new StringBuffer();
        sb.append("ports: ");

        for (int portType = SOCBoard.MISC_PORT; portType <= SOCBoard.WOOD_PORT; portType++) {
          if (board.getPortCoordinates(portType).contains(firstNodeInt)) {
            ports[portType] = true;
          } else {
            ports[portType] = false;
          }

          sb.append(ports[portType] + "  ");
        }

        log.debug(sb.toString());
        log.debug("probTotal = " + probTotal);
        estimate.recalculateEstimates(playerNumbers);
        speed = 0;
        allTheWay = false;

        try {
          speed +=
              estimate.calculateRollsFast(emptySet, SOCGame.SETTLEMENT_SET, 300, ports).getRolls();
          speed += estimate.calculateRollsFast(emptySet, SOCGame.CITY_SET, 300, ports).getRolls();
          speed += estimate.calculateRollsFast(emptySet, SOCGame.CARD_SET, 300, ports).getRolls();
          speed += estimate.calculateRollsFast(emptySet, SOCGame.ROAD_SET, 300, ports).getRolls();
        } catch (CutoffExceededException e) {
        }

        rolls = estimate.getEstimatesFromNothingFast(ports, 300);
        sb = new StringBuffer();
        sb.append(" road: " + rolls[SOCBuildingSpeedEstimate.ROAD]);
        sb.append(" stlmt: " + rolls[SOCBuildingSpeedEstimate.SETTLEMENT]);
        sb.append(" city: " + rolls[SOCBuildingSpeedEstimate.CITY]);
        sb.append(" card: " + rolls[SOCBuildingSpeedEstimate.CARD]);
        log.debug(sb.toString());
        log.debug("speed = " + speed);

        //
        // end test
        //
        for (int secondNode = firstNode + 1; secondNode <= SOCBoard.MAXNODE; secondNode++) {
          if ((ourPlayerData.isPotentialSettlement(secondNode))
              && (!board.getAdjacentNodesToNode(secondNode).contains(firstNodeInt))) {
            log.debug("firstNode = " + board.nodeCoordToString(firstNode));
            log.debug("secondNode = " + board.nodeCoordToString(secondNode));

            Integer secondNodeInt = new Integer(secondNode);

            /** get the numbers for these settlements */
            sb = new StringBuffer();
            sb.append("numbers:[");
            playerNumbers.clear();
            probTotal = 0;
            hexes = SOCBoard.getAdjacentHexesToNode(firstNode).elements();

            while (hexes.hasMoreElements()) {
              Integer hex = (Integer) hexes.nextElement();
              int number = board.getNumberOnHexFromCoord(hex.intValue());
              int resource = board.getHexTypeFromCoord(hex.intValue());
              playerNumbers.addNumberForResource(number, resource, hex.intValue());
              probTotal += prob[number];
              sb.append(number + " ");
            }

            sb.append("] [");
            hexes = SOCBoard.getAdjacentHexesToNode(secondNode).elements();

            while (hexes.hasMoreElements()) {
              Integer hex = (Integer) hexes.nextElement();
              int number = board.getNumberOnHexFromCoord(hex.intValue());
              int resource = board.getHexTypeFromCoord(hex.intValue());
              playerNumbers.addNumberForResource(number, resource, hex.intValue());
              probTotal += prob[number];
              sb.append(number + " ");
            }

            sb.append("]");
            log.debug(sb.toString());

            /** see if the settlements are on any ports */
            sb = new StringBuffer();
            sb.append("ports: ");

            for (int portType = SOCBoard.MISC_PORT; portType <= SOCBoard.WOOD_PORT; portType++) {
              if ((board.getPortCoordinates(portType).contains(firstNodeInt))
                  || (board.getPortCoordinates(portType).contains(secondNodeInt))) {
                ports[portType] = true;
              } else {
                ports[portType] = false;
              }

              sb.append(ports[portType] + "  ");
            }

            log.debug(sb.toString());
            log.debug("probTotal = " + probTotal);

            /** estimate the building speed for this pair */
            estimate.recalculateEstimates(playerNumbers);
            speed = 0;
            allTheWay = false;

            try {
              speed +=
                  estimate
                      .calculateRollsFast(emptySet, SOCGame.SETTLEMENT_SET, bestSpeed, ports)
                      .getRolls();

              if (speed < bestSpeed) {
                speed +=
                    estimate
                        .calculateRollsFast(emptySet, SOCGame.CITY_SET, bestSpeed, ports)
                        .getRolls();

                if (speed < bestSpeed) {
                  speed +=
                      estimate
                          .calculateRollsFast(emptySet, SOCGame.CARD_SET, bestSpeed, ports)
                          .getRolls();

                  if (speed < bestSpeed) {
                    speed +=
                        estimate
                            .calculateRollsFast(emptySet, SOCGame.ROAD_SET, bestSpeed, ports)
                            .getRolls();
                    allTheWay = true;
                  }
                }
              }
            } catch (CutoffExceededException e) {
              speed = bestSpeed;
            }

            rolls = estimate.getEstimatesFromNothingFast(ports, bestSpeed);
            sb = new StringBuffer();
            sb.append(" road: " + rolls[SOCBuildingSpeedEstimate.ROAD]);
            sb.append(" stlmt: " + rolls[SOCBuildingSpeedEstimate.SETTLEMENT]);
            sb.append(" city: " + rolls[SOCBuildingSpeedEstimate.CITY]);
            sb.append(" card: " + rolls[SOCBuildingSpeedEstimate.CARD]);
            log.debug(sb.toString());
            log.debug("allTheWay = " + allTheWay);
            log.debug("speed = " + speed);

            /** keep the settlements with the best speed */
            if (speed < bestSpeed) {
              firstSettlement = firstNode;
              secondSettlement = secondNode;
              bestSpeed = speed;
              bestProbTotal = probTotal;
              log.debug("bestSpeed = " + bestSpeed);
              log.debug("bestProbTotal = " + bestProbTotal);
            } else if ((speed == bestSpeed) && allTheWay) {
              if (probTotal > bestProbTotal) {
                log.debug("Equal speed, better prob");
                firstSettlement = firstNode;
                secondSettlement = secondNode;
                bestSpeed = speed;
                bestProbTotal = probTotal;
                log.debug("firstSettlement = " + Integer.toHexString(firstSettlement));
                log.debug("secondSettlement = " + Integer.toHexString(secondSettlement));
                log.debug("bestSpeed = " + bestSpeed);
                log.debug("bestProbTotal = " + bestProbTotal);
              }
            }
          }
        }
      }
    }

    /** choose which settlement to place first */
    playerNumbers.clear();
    hexes = SOCBoard.getAdjacentHexesToNode(firstSettlement).elements();

    while (hexes.hasMoreElements()) {
      int hex = ((Integer) hexes.nextElement()).intValue();
      int number = board.getNumberOnHexFromCoord(hex);
      int resource = board.getHexTypeFromCoord(hex);
      playerNumbers.addNumberForResource(number, resource, hex);
    }

    Integer firstSettlementInt = new Integer(firstSettlement);

    for (int portType = SOCBoard.MISC_PORT; portType <= SOCBoard.WOOD_PORT; portType++) {
      if (board.getPortCoordinates(portType).contains(firstSettlementInt)) {
        ports[portType] = true;
      } else {
        ports[portType] = false;
      }
    }

    estimate.recalculateEstimates(playerNumbers);

    int firstSpeed = 0;
    int cutoff = 100;

    try {
      firstSpeed +=
          estimate.calculateRollsFast(emptySet, SOCGame.SETTLEMENT_SET, cutoff, ports).getRolls();
    } catch (CutoffExceededException e) {
      firstSpeed += cutoff;
    }

    try {
      firstSpeed +=
          estimate.calculateRollsFast(emptySet, SOCGame.CITY_SET, cutoff, ports).getRolls();
    } catch (CutoffExceededException e) {
      firstSpeed += cutoff;
    }

    try {
      firstSpeed +=
          estimate.calculateRollsFast(emptySet, SOCGame.CARD_SET, cutoff, ports).getRolls();
    } catch (CutoffExceededException e) {
      firstSpeed += cutoff;
    }

    try {
      firstSpeed +=
          estimate.calculateRollsFast(emptySet, SOCGame.ROAD_SET, cutoff, ports).getRolls();
    } catch (CutoffExceededException e) {
      firstSpeed += cutoff;
    }

    playerNumbers.clear();
    hexes = SOCBoard.getAdjacentHexesToNode(secondSettlement).elements();

    while (hexes.hasMoreElements()) {
      int hex = ((Integer) hexes.nextElement()).intValue();
      int number = board.getNumberOnHexFromCoord(hex);
      int resource = board.getHexTypeFromCoord(hex);
      playerNumbers.addNumberForResource(number, resource, hex);
    }

    Integer secondSettlementInt = new Integer(secondSettlement);

    for (int portType = SOCBoard.MISC_PORT; portType <= SOCBoard.WOOD_PORT; portType++) {
      if (board.getPortCoordinates(portType).contains(secondSettlementInt)) {
        ports[portType] = true;
      } else {
        ports[portType] = false;
      }
    }

    estimate.recalculateEstimates(playerNumbers);

    int secondSpeed = 0;

    try {
      secondSpeed +=
          estimate
              .calculateRollsFast(emptySet, SOCGame.SETTLEMENT_SET, bestSpeed, ports)
              .getRolls();
    } catch (CutoffExceededException e) {
      secondSpeed += cutoff;
    }

    try {
      secondSpeed +=
          estimate.calculateRollsFast(emptySet, SOCGame.CITY_SET, bestSpeed, ports).getRolls();
    } catch (CutoffExceededException e) {
      secondSpeed += cutoff;
    }

    try {
      secondSpeed +=
          estimate.calculateRollsFast(emptySet, SOCGame.CARD_SET, bestSpeed, ports).getRolls();
    } catch (CutoffExceededException e) {
      secondSpeed += cutoff;
    }

    try {
      secondSpeed +=
          estimate.calculateRollsFast(emptySet, SOCGame.ROAD_SET, bestSpeed, ports).getRolls();
    } catch (CutoffExceededException e) {
      secondSpeed += cutoff;
    }

    if (firstSpeed > secondSpeed) {
      int tmp = firstSettlement;
      firstSettlement = secondSettlement;
      secondSettlement = tmp;
    }

    log.debug(
        board.nodeCoordToString(firstSettlement)
            + ":"
            + firstSpeed
            + ", "
            + board.nodeCoordToString(secondSettlement)
            + ":"
            + secondSpeed);
    return firstSettlement;
  }
  /** figure out where to place the second settlement */
  public int planSecondSettlement(SOCGame game, SOCPlayer ourPlayerData) {
    log.debug("--- planSecondSettlement");

    int bestSpeed = 4 * SOCBuildingSpeedEstimate.DEFAULT_ROLL_LIMIT;
    SOCBoard board = game.getBoard();
    SOCResourceSet emptySet = new SOCResourceSet();
    SOCPlayerNumbers playerNumbers = new SOCPlayerNumbers(board.getBoardEncodingFormat());
    boolean[] ports = new boolean[SOCBoard.WOOD_PORT + 1];
    SOCBuildingSpeedEstimate estimate = new SOCBuildingSpeedEstimate();
    int probTotal;
    int bestProbTotal;
    int[] prob = SOCNumberProbabilities.INT_VALUES;
    int firstNode = firstSettlement;
    Integer firstNodeInt = new Integer(firstNode);

    bestProbTotal = 0;
    secondSettlement = -1;

    for (int secondNode = board.getMinNode(); secondNode <= SOCBoard.MAXNODE; secondNode++) {
      if ((ourPlayerData.isPotentialSettlement(secondNode))
          && (!board.getAdjacentNodesToNode(secondNode).contains(firstNodeInt))) {
        Integer secondNodeInt = new Integer(secondNode);

        /** get the numbers for these settlements */
        StringBuffer sb = new StringBuffer();
        sb.append("numbers: ");
        playerNumbers.clear();
        probTotal = 0;

        Enumeration hexes = SOCBoard.getAdjacentHexesToNode(firstNode).elements(); // Integers

        while (hexes.hasMoreElements()) {
          final int hex = ((Integer) hexes.nextElement()).intValue();
          int number = board.getNumberOnHexFromCoord(hex);
          int resource = board.getHexTypeFromCoord(hex);
          playerNumbers.addNumberForResource(number, resource, hex);
          probTotal += prob[number];
          sb.append(number + " ");
        }

        hexes = SOCBoard.getAdjacentHexesToNode(secondNode).elements();

        while (hexes.hasMoreElements()) {
          final int hex = ((Integer) hexes.nextElement()).intValue();
          int number = board.getNumberOnHexFromCoord(hex);
          int resource = board.getHexTypeFromCoord(hex);
          playerNumbers.addNumberForResource(number, resource, hex);
          probTotal += prob[number];
          sb.append(number + " ");
        }

        /** see if the settlements are on any ports */
        sb.append("ports: ");

        for (int portType = SOCBoard.MISC_PORT; portType <= SOCBoard.WOOD_PORT; portType++) {
          if ((board.getPortCoordinates(portType).contains(firstNodeInt))
              || (board.getPortCoordinates(portType).contains(secondNodeInt))) {
            ports[portType] = true;
          } else {
            ports[portType] = false;
          }

          sb.append(ports[portType] + "  ");
        }

        log.debug(sb.toString());
        log.debug("probTotal = " + probTotal);

        /** estimate the building speed for this pair */
        estimate.recalculateEstimates(playerNumbers);

        int speed = 0;

        try {
          speed +=
              estimate
                  .calculateRollsFast(emptySet, SOCGame.SETTLEMENT_SET, bestSpeed, ports)
                  .getRolls();

          if (speed < bestSpeed) {
            speed +=
                estimate
                    .calculateRollsFast(emptySet, SOCGame.CITY_SET, bestSpeed, ports)
                    .getRolls();

            if (speed < bestSpeed) {
              speed +=
                  estimate
                      .calculateRollsFast(emptySet, SOCGame.CARD_SET, bestSpeed, ports)
                      .getRolls();

              if (speed < bestSpeed) {
                speed +=
                    estimate
                        .calculateRollsFast(emptySet, SOCGame.ROAD_SET, bestSpeed, ports)
                        .getRolls();
              }
            }
          }
        } catch (CutoffExceededException e) {
          speed = bestSpeed;
        }

        log.debug(
            Integer.toHexString(firstNode) + ", " + Integer.toHexString(secondNode) + ":" + speed);

        /** keep the settlements with the best speed */
        if ((speed < bestSpeed) || (secondSettlement < 0)) {
          firstSettlement = firstNode;
          secondSettlement = secondNode;
          bestSpeed = speed;
          bestProbTotal = probTotal;
          log.debug("firstSettlement = " + Integer.toHexString(firstSettlement));
          log.debug("secondSettlement = " + Integer.toHexString(secondSettlement));

          int[] rolls = estimate.getEstimatesFromNothingFast(ports);
          sb = new StringBuffer();
          sb.append("road: " + rolls[SOCBuildingSpeedEstimate.ROAD]);
          sb.append(" stlmt: " + rolls[SOCBuildingSpeedEstimate.SETTLEMENT]);
          sb.append(" city: " + rolls[SOCBuildingSpeedEstimate.CITY]);
          sb.append(" card: " + rolls[SOCBuildingSpeedEstimate.CARD]);
          log.debug(sb.toString());
          log.debug("bestSpeed = " + bestSpeed);
        } else if (speed == bestSpeed) {
          if (probTotal > bestProbTotal) {
            firstSettlement = firstNode;
            secondSettlement = secondNode;
            bestSpeed = speed;
            bestProbTotal = probTotal;
            log.debug("firstSettlement = " + Integer.toHexString(firstSettlement));
            log.debug("secondSettlement = " + Integer.toHexString(secondSettlement));

            int[] rolls = estimate.getEstimatesFromNothingFast(ports);
            sb = new StringBuffer();
            sb.append("road: " + rolls[SOCBuildingSpeedEstimate.ROAD]);
            sb.append(" stlmt: " + rolls[SOCBuildingSpeedEstimate.SETTLEMENT]);
            sb.append(" city: " + rolls[SOCBuildingSpeedEstimate.CITY]);
            sb.append(" card: " + rolls[SOCBuildingSpeedEstimate.CARD]);
            log.debug(sb.toString());
            log.debug("bestSpeed = " + bestSpeed);
          }
        }
      }
    }
    return secondSettlement;
  }