Coordinates performMove(int player, TextGameBoard board)
throws InterruptedException, IllegalMoveException, TimeExceededException {
Coordinates currentMove = null;
int[][] toFlip = new int[BOARD_LENGTH][BOARD_LENGTH];
boolean legalMove;
statusText = "";
if (player != GameBoard.RED && player != GameBoard.GREEN) {
throw new IllegalArgumentException("Player has to be RED or GREEN!");
}
String playerName;
String playerColor;
ReversiPlayer reversiPlayer;
if (player == GameBoard.RED) {
playerColor = "Red";
playerName = name_red;
reversiPlayer = player_red;
} else {
playerColor = "Green";
playerName = name_green;
reversiPlayer = player_green;
}
if (!params.getSilent() && params.getAnimations()) {
// show possible moves of the current player (if any)
visualization.showPossibleMoves(board, player);
visualization.setStatusLine(playerName + " thinking...");
}
// only for animation reasons
try {
Thread.sleep(params.getDelay());
} catch (InterruptedException e) {
}
try {
currentMove = makeMove(reversiPlayer, board);
} catch (TimeExceededException e) {
writeToLog(playerColor + " exceeds time limit");
cheatedFinish(player, GameState.CHEATED_TIME_EXCEEDED, board);
statusText = playerColor + " exceeds time limit.";
throw new TimeExceededException();
}
// the InterruptedException is passed to the caller
writeToLog(
playerColor
+ "move="
+ (currentMove == null ? "null" : currentMove.getRow() + "," + currentMove.getCol()));
if (currentMove == null) {
System.out.println(playerColor + " passes.");
}
legalMove = board.checkMove(player, currentMove);
if (!legalMove) {
System.out.println(playerColor + " makes illegal move: " + currentMove);
writeToLog(playerColor + " makes illegal move");
if (verbose) {
System.out.println(board.toString());
}
cheatedFinish(player, GameState.CHEATED_ILLEGAL_MOVE, board);
statusText = playerColor + " makes illegal move.";
throw new IllegalMoveException(
"Illegal move by player " + playerColor + "(" + currentMove + ")", currentMove);
}
if (currentMove != null) {
computeTokensToFlip(board, currentMove, player, toFlip);
if (!params.getSilent() && params.getAnimations()) {
visualization.animateMove(board, currentMove, player, toFlip);
}
}
board.makeMove(player, currentMove);
if (!params.getSilent()) {
visualization.setInfoLine2(
name_red
+ " (red) vs "
+ name_green
+ " (green): "
+ board.countStones(GameBoard.RED)
+ ":"
+ board.countStones(GameBoard.GREEN));
}
return currentMove;
}
