// generates all possible moves for player passed, gives them a rating, and sorts them
public ArrayList<Move> generateMoves(Player player) {
int playerNumber = player.getPlayerNumber();
ArrayList<Move> moveList = new ArrayList<>();
for (int i = 0; i < board.length; i++) {
if (isValidMove(playerNumber, i)) {
Move move = new Move(i);
if (CORNERS.contains(move.getMove())) {
move.setValue(500);
} else if (AMOVES.contains(move.getMove())) {
move.setValue(250);
} else if (BMOVES.contains(move.getMove())) {
move.setValue(100);
} else if (CMOVES.contains(move.getMove())) {
move.setValue(50);
} else move.setValue(-5);
moveList.add(move);
}
}
// in case of no moves, add pass move
if (moveList.size() > 0) {
Collections.sort(moveList, new MoveComparator());
Collections.reverse(moveList);
} else {
String pass = "" + player.getPlayerColor();
Move move = new Move(pass);
moveList.add(move);
}
player.assignPossibleMoves(moveList);
return moveList;
}
// counts number of pieces on board for player passed
public int countPieces(Player player) {
int playerNumber = player.getPlayerNumber();
int count = 0;
for (int space : board) {
if (space == playerNumber) {
count++;
}
}
return count;
}
// method which evaluates all spaces on board for specified player
public int evaluateBoard(Player player) {
int score = 0;
for (int i = 0; i < board.length; i++) {
if (board[i] == player.getPlayerNumber()) {
score += rateSpace(i);
}
}
return score;
}
// evaluates board for each player
public void evaluateBoard(Player me, Player opp) {
int myNumber = me.getPlayerNumber();
int oppNumber = opp.getPlayerNumber();
int myScore = 0, oppScore = 0;
for (int i = 0; i < board.length; i++) {
if (board[i] == myNumber) {
myScore += rateSpace(i);
} else if (board[i] == oppNumber) {
oppScore += rateSpace(i);
}
}
me.setCurrentBoardScore(myScore);
opp.setCurrentBoardScore(oppScore);
System.out.println("C " + me.getPlayerColor() + "'s current board score is: " + myScore);
System.out.println("C " + opp.getPlayerColor() + "'s current board score is: " + oppScore);
}
// applies player move to board
public void applyMove(Player player, String move) {
if (move.length() == 2) {
int playerNum = player.getPlayerNumber();
int col = ((int) move.charAt(0)) - 64;
int row = ((int) move.charAt(1)) - 48;
int boardPosition = (row * 10) + col;
if (isValidMove(playerNum, boardPosition)) {
board[boardPosition] = playerNum;
flipEm(player, boardPosition);
} else {
System.out.println("C This (" + move + ") is not a valid move, you loose.");
gameOver = true;
}
} else if (move.length() > 2) {
System.out.println("C Invalid move. Game over...");
gameOver = true;
}
}
// flip opponent pieces in all directions
public void flipEm(Player player, int position) {
int playerNumber = player.getPlayerNumber();
int oppNumber = playerNumber * -1;
if (flipCheck(position, NORTH, playerNumber)) {
int startPosition = position + NORTH;
while (board[startPosition] == oppNumber) {
board[startPosition] = playerNumber;
startPosition += NORTH;
}
}
if (flipCheck(position, NORTHEAST, playerNumber)) {
int startPosition = position + NORTHEAST;
while (board[startPosition] == oppNumber) {
board[startPosition] = playerNumber;
startPosition += NORTHEAST;
}
}
if (flipCheck(position, EAST, playerNumber)) {
int startPosition = position + EAST;
while (board[startPosition] == oppNumber) {
board[startPosition] = playerNumber;
startPosition += EAST;
}
}
if (flipCheck(position, SOUTHEAST, playerNumber)) {
int startPosition = position + SOUTHEAST;
while (board[startPosition] == oppNumber) {
board[startPosition] = playerNumber;
startPosition += SOUTHEAST;
}
}
if (flipCheck(position, SOUTH, playerNumber)) {
int startPosition = position + SOUTH;
while (board[startPosition] == oppNumber) {
board[startPosition] = playerNumber;
startPosition += SOUTH;
}
}
if (flipCheck(position, SOUTHWEST, playerNumber)) {
int startPosition = position + SOUTHWEST;
while (board[startPosition] == oppNumber) {
board[startPosition] = playerNumber;
startPosition += SOUTHWEST;
}
}
if (flipCheck(position, WEST, playerNumber)) {
int startPosition = position + WEST;
while (board[startPosition] == oppNumber) {
board[startPosition] = playerNumber;
startPosition += WEST;
}
}
if (flipCheck(position, NORTHWEST, playerNumber)) {
int startPosition = position + NORTHWEST;
while (board[startPosition] == oppNumber) {
board[startPosition] = playerNumber;
startPosition += NORTHWEST;
}
}
}