1.1 --- a/chess/src/main/java/com/oracle/chess/client/htmljava/BoardModel.java Tue Sep 24 22:28:31 2013 +0200
1.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000
1.3 @@ -1,451 +0,0 @@
1.4 -/**
1.5 - * The MIT License (MIT)
1.6 - *
1.7 - * Copyright (C) 2013 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
1.8 - *
1.9 - * Permission is hereby granted, free of charge, to any person obtaining a copy
1.10 - * of this software and associated documentation files (the "Software"), to deal
1.11 - * in the Software without restriction, including without limitation the rights
1.12 - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
1.13 - * copies of the Software, and to permit persons to whom the Software is
1.14 - * furnished to do so, subject to the following conditions:
1.15 - *
1.16 - * The above copyright notice and this permission notice shall be included in
1.17 - * all copies or substantial portions of the Software.
1.18 - *
1.19 - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
1.20 - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
1.21 - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
1.22 - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
1.23 - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
1.24 - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
1.25 - * THE SOFTWARE.
1.26 - */
1.27 -package com.oracle.chess.client.htmljava;
1.28 -
1.29 -import com.oracle.chess.client.htmljava.Communication.AlertType;
1.30 -import java.util.Arrays;
1.31 -import java.util.Collections;
1.32 -import java.util.List;
1.33 -import java.util.Timer;
1.34 -import java.util.TimerTask;
1.35 -import net.java.html.json.ComputedProperty;
1.36 -import net.java.html.json.Function;
1.37 -import net.java.html.json.Model;
1.38 -import net.java.html.json.ModelOperation;
1.39 -import net.java.html.json.OnPropertyChange;
1.40 -import net.java.html.json.Property;
1.41 -import net.java.html.sound.AudioClip;
1.42 -
1.43 -@Model(className="Board", properties={
1.44 - @Property(name = "player", type = String.class),
1.45 - @Property(name = "gameId", type = String.class),
1.46 - @Property(name = "whitePlayer", type = String.class),
1.47 - @Property(name = "blackPlayer", type = String.class),
1.48 - @Property(name = "alert", type = Alert.class),
1.49 - @Property(name = "alertMessage", type = String.class),
1.50 - @Property(name = "status", type = String.class),
1.51 - @Property(name = "rows", type = Row.class, array = true),
1.52 - @Property(name = "turn", type = Color.class),
1.53 - @Property(name = "moves", type = Move.class, array = true),
1.54 - @Property(name = "pendingMove", type = Move.class),
1.55 - @Property(name = "active", type = boolean.class),
1.56 -})
1.57 -public class BoardModel {
1.58 - @ComputedProperty static String title(String status, String gameId) {
1.59 - String t = status != null ? status : gameId;
1.60 - if (t != null && t.length() > 10) {
1.61 - return t.substring(0, 10);
1.62 - }
1.63 - return t;
1.64 - }
1.65 -
1.66 - @ModelOperation static void updateSummary(Board b, String summary) {
1.67 - if (summary != null) {
1.68 - b.setStatus(summary);
1.69 - }
1.70 - }
1.71 -
1.72 - @ComputedProperty static boolean myTurn(String player, String whitePlayer, String blackPlayer, Color turn) {
1.73 - if (turn != null && player != null) switch (turn) {
1.74 - case B: return player.equals(blackPlayer);
1.75 - case W: return player.equals(whitePlayer);
1.76 - }
1.77 - return false;
1.78 - }
1.79 -
1.80 - @ComputedProperty static boolean justObserving(String player) {
1.81 - return player == null;
1.82 - }
1.83 -
1.84 - private static final AudioClip MOVE = AudioClip.create("sounds/move.mp3");
1.85 - @OnPropertyChange("moves") static void playMove() {
1.86 - MOVE.play();
1.87 - }
1.88 -
1.89 - private static final AudioClip CHECK = AudioClip.create("sounds/check.mp3");
1.90 - private static final AudioClip CHECKMATE = AudioClip.create("sounds/checkmate.mp3");
1.91 - @OnPropertyChange("alert") static void warnCheckAndMate(Board b) {
1.92 - if (b.getAlert() == null) {
1.93 - return;
1.94 - }
1.95 - if (b.getAlert().getType() == AlertType.CHECK) {
1.96 - CHECK.play();
1.97 - }
1.98 - if (b.getAlert().getType() == AlertType.CHECKMATE) {
1.99 - CHECKMATE.play();
1.100 - }
1.101 - }
1.102 -
1.103 - @Function static void selected(Board b, Square data) {
1.104 - if (!b.isMyTurn()) {
1.105 - b.setAlertMessage("Not your turn!");
1.106 - return;
1.107 - }
1.108 -
1.109 - Square previoslySelected = findSelectedSquare(b);
1.110 - if (previoslySelected == null) {
1.111 - if (data.getPiece() != null && data.getPieceColor() == b.getTurn()) {
1.112 - data.setSelected(true);
1.113 - Rules.computeAccessible(b, data);
1.114 - }
1.115 - } else {
1.116 - if (previoslySelected == data) {
1.117 - data.setSelected(false);
1.118 - Rules.computeAccessible(b, null);
1.119 - return;
1.120 - }
1.121 - if (data.getPiece() != null && data.getPieceColor() == previoslySelected.getPieceColor()) {
1.122 - previoslySelected.setSelected(false);
1.123 - data.setSelected(true);
1.124 - Rules.computeAccessible(b, data);
1.125 - return;
1.126 - }
1.127 - if (data.isAccessible()) {
1.128 - previoslySelected.setSelected(false);
1.129 -
1.130 - Move newMove = new Move();
1.131 - newMove.setFrom(previoslySelected.getPosition());
1.132 - newMove.setTo(data.getPosition());
1.133 - newMove.setRound(b.getMoves().size() / 2 + 1);
1.134 - newMove.setPiece(previoslySelected.getPiece());
1.135 - newMove.setTurn(previoslySelected.getPieceColor());
1.136 - newMove.setTakes(data.getPiece() != null);
1.137 - b.getMoves().add(newMove);
1.138 - b.setPendingMove(newMove);
1.139 -
1.140 - data.setPending(true);
1.141 - data.setPieceColor(previoslySelected.getPieceColor());
1.142 - data.setPiece(previoslySelected.getPiece());
1.143 - b.setTurn(null);
1.144 - previoslySelected.setPiece(null);
1.145 - previoslySelected.setPieceColor(null);
1.146 - Rules.computeAccessible(b, null);
1.147 -
1.148 - Request sm = new Request();
1.149 - sm.setMsg(MsgType.SendMove);
1.150 - sm.setGameId(b.getGameId());
1.151 - sm.setFrom(newMove.getFrom().getLocation());
1.152 - sm.setTo(newMove.getTo().getLocation());
1.153 - sm.setColor(newMove.getTurn());
1.154 - final UI ui = UIModel.findUI(b);
1.155 - if (ui != null) {
1.156 - ui.sendMsg(sm);
1.157 - }
1.158 - }
1.159 - }
1.160 - }
1.161 -
1.162 - static class NextMove extends TimerTask {
1.163 - private static final Timer T = new Timer("Animate moves");
1.164 - private final Board b;
1.165 - private final Move m;
1.166 -
1.167 - public NextMove(Board b, Move m) {
1.168 - this.b = b;
1.169 - this.m = m;
1.170 - T.schedule(this, 1000);
1.171 - }
1.172 -
1.173 -
1.174 - @Override
1.175 - public void run() {
1.176 - b.showPosition(m);
1.177 - }
1.178 - }
1.179 -
1.180 - @ModelOperation @Function static void showPosition(Board b, Move data) {
1.181 - Rules.initBoard(b);
1.182 - boolean found = false;
1.183 - for (Move m : b.getMoves()) {
1.184 - if (found) {
1.185 - b.setTurn(null);
1.186 - new NextMove(b, m);
1.187 - return;
1.188 - }
1.189 - Square from = findSquare(b, (char)m.getFrom().getX(), m.getFrom().getY());
1.190 - Square to = findSquare(b, (char)m.getTo().getX(), m.getTo().getY());
1.191 - to.setPiece(from.getPiece());
1.192 - to.setPieceColor(from.getPieceColor());
1.193 - from.setPiece(null);
1.194 - from.setPieceColor(null);
1.195 - if (m == data) {
1.196 - found = true;
1.197 - }
1.198 - }
1.199 - b.setTurn(b.getMoves().size() % 2 == 0 ? Color.W : Color.B);
1.200 - }
1.201 -
1.202 -
1.203 -
1.204 - @Function static void rotateBoard(Board b) {
1.205 - Collections.reverse(b.getRows());
1.206 - for (Row r : b.getRows()) {
1.207 - Collections.reverse(r.getColumns());
1.208 - }
1.209 - Square sq = findSelectedSquare(b);
1.210 - if (sq != null) {
1.211 - sq.setSelected(false);
1.212 - Rules.computeAccessible(b, null);
1.213 - }
1.214 - }
1.215 -
1.216 - @ComputedProperty static boolean whiteTurn(Color turn) {
1.217 - return turn == Color.W;
1.218 - }
1.219 -
1.220 - @ComputedProperty static boolean blackTurn(Color turn) {
1.221 - return turn == Color.B;
1.222 - }
1.223 -
1.224 - @ComputedProperty static List<String> columnNames(List<Row> rows) {
1.225 - boolean whiteDown = rows.isEmpty() || rows.get(0).getY() == 8;
1.226 - String[] arr = new String[8];
1.227 - for (int i = 0; i < 8; i++) {
1.228 - String s;
1.229 - if (whiteDown) {
1.230 - s = "" + (char)('A' + i);
1.231 - } else {
1.232 - s = "" + (char)('H' - i);
1.233 - }
1.234 - arr[i] = s;
1.235 - }
1.236 - return Arrays.asList(arr);
1.237 - }
1.238 -
1.239 - static Square findSquare(Board b, char column, int row) {
1.240 - for (Row r : b.getRows()) {
1.241 - for (Square square : r.getColumns()) {
1.242 - if (square.getPosition().getX() == column && square.getPosition().getY() == row) {
1.243 - return square;
1.244 - }
1.245 - }
1.246 - }
1.247 - return null;
1.248 - }
1.249 -
1.250 - private static Square findSquare(Board b, Position to) {
1.251 - return findSquare(b, (char)to.getX(), to.getY());
1.252 - }
1.253 -
1.254 - static Square findSelectedSquare(Board b) {
1.255 - for (Row row : b.getRows()) {
1.256 - for (Square square : row.getColumns()) {
1.257 - if (square.isSelected()) {
1.258 - return square;
1.259 - }
1.260 - }
1.261 - }
1.262 - return null;
1.263 - }
1.264 -
1.265 - static void moveResponse(final Board b, final String errMsg, final List<String> whites, final List<String> blacks, final Color turn,
1.266 - Alert alert
1.267 - ) {
1.268 - if (errMsg != null) {
1.269 - b.getMoves().remove(b.getPendingMove());
1.270 - b.setPendingMove(null);
1.271 - b.setAlertMessage(errMsg);
1.272 - } else {
1.273 - b.setTurn(turn);
1.274 - b.setAlertMessage(null);
1.275 - }
1.276 - b.setAlert(alert);
1.277 - Rules.initBoard(b, whites, blacks, turn);
1.278 - }
1.279 -
1.280 - static void moveUpdate(final Board b, final Move move, final List<String> whites, final List<String> blacks, final Color turn, Alert alert) {
1.281 - final Square from = BoardModel.findSquare(b, move.getFrom());
1.282 - final Square to = BoardModel.findSquare(b, move.getTo());
1.283 - move.setPiece(from.getPiece());
1.284 - move.setTurn(from.getPieceColor());
1.285 - if (to.getPiece() != null) {
1.286 - move.setTakes(true);
1.287 - }
1.288 - b.setAlert(alert);
1.289 - b.setAlertMessage(alert == null ? null : alert.getMessage());
1.290 - move.setRound(b.getMoves().size() / 2 + 1);
1.291 - b.getMoves().add(move);
1.292 - Rules.initBoard(b, whites, blacks, turn);
1.293 - }
1.294 -
1.295 - @Model(className="Row", properties = {
1.296 - @Property(name = "columns", type = Square.class, array = true)
1.297 - })
1.298 - static class RowsImpl {
1.299 - @ComputedProperty static int y(List<Square> columns) {
1.300 - return columns.isEmpty() ? 0 : columns.get(0).getY();
1.301 - }
1.302 - }
1.303 -
1.304 - enum PieceType {
1.305 - PAWN(5), ROCK(2), KNIGHT(4), BISHOP(3), QUEEN(1), KING(0);
1.306 -
1.307 - final int entityIndex;
1.308 -
1.309 - PieceType(int ei) {
1.310 - this.entityIndex = ei;
1.311 - }
1.312 -
1.313 - static PieceType fromNotation(char notation) {
1.314 - switch (notation) {
1.315 - case 'R': return ROCK;
1.316 - case 'N': return KNIGHT;
1.317 - case 'B': return BISHOP;
1.318 - case 'Q': return QUEEN;
1.319 - case 'K': return KING;
1.320 - case 'P': return PAWN;
1.321 - }
1.322 - throw new IllegalStateException("Unexpected: " + notation);
1.323 - }
1.324 -
1.325 - String computeEntity(Color color) {
1.326 - if (color == null) {
1.327 - color = Color.W;
1.328 - }
1.329 - int base;
1.330 - switch (color) {
1.331 - case W: base = 12; break;
1.332 - case B: base = 18; break;
1.333 - default:
1.334 - throw new AssertionError();
1.335 - }
1.336 - return "b" + String.valueOf(base + entityIndex) + ";";
1.337 - }
1.338 - }
1.339 -
1.340 - @Model(className="Position", properties = {
1.341 - @Property(name = "x", type = char.class),
1.342 - @Property(name = "y", type = int.class),
1.343 - })
1.344 - static class PositionImpl {
1.345 - @ComputedProperty static String location(int x, int y) {
1.346 - return "" + (char)(x - 'A' + 'a') + y;
1.347 - }
1.348 - }
1.349 -
1.350 - @Model(className="Square", properties = {
1.351 - @Property(name = "position", type = Position.class),
1.352 - @Property(name = "color", type = Color.class),
1.353 - @Property(name = "piece", type = PieceType.class),
1.354 - @Property(name = "pieceColor", type = Color.class),
1.355 - @Property(name = "selected", type = boolean.class),
1.356 - @Property(name = "accessible", type = boolean.class),
1.357 - @Property(name = "pending", type = boolean.class),
1.358 - })
1.359 - static class SquareModel {
1.360 - @ComputedProperty static String pieceEntity(
1.361 - PieceType piece, Color pieceColor
1.362 - ) {
1.363 - if (piece == null) {
1.364 - return "";
1.365 - }
1.366 - return piece.computeEntity(pieceColor);
1.367 - }
1.368 -
1.369 - @ComputedProperty static String squareColor(
1.370 - Color color, boolean selected, boolean accessible, boolean pending
1.371 - ) {
1.372 - if (selected) {
1.373 - return "selected";
1.374 - }
1.375 - if (accessible) {
1.376 - return "accessible";
1.377 - }
1.378 - if (pending) {
1.379 - return "pending";
1.380 - }
1.381 -
1.382 - if (color == null) {
1.383 - return "";
1.384 - } else {
1.385 - if (color == Color.W) {
1.386 - return "white";
1.387 - } else {
1.388 - return "black";
1.389 - }
1.390 - }
1.391 - }
1.392 -
1.393 - @ComputedProperty static char x(Position position) {
1.394 - return position == null ? 'A' : position.getX();
1.395 - }
1.396 -
1.397 - @ComputedProperty static int y(Position position) {
1.398 - return position == null ? 1 : position.getY();
1.399 - }
1.400 - }
1.401 -
1.402 - @Model(className = "Move", properties = {
1.403 - @Property(name = "round", type = int.class),
1.404 - @Property(name = "turn", type = Color.class),
1.405 - @Property(name = "piece", type = PieceType.class),
1.406 - @Property(name = "from", type = Position.class),
1.407 - @Property(name = "to", type = Position.class),
1.408 - @Property(name = "promoted", type = PieceType.class),
1.409 - @Property(name = "takes", type = boolean.class),
1.410 - @Property(name = "check", type = boolean.class),
1.411 - })
1.412 - static class MoveImpl {
1.413 - @ComputedProperty static boolean whiteMove(Color turn) {
1.414 - return turn == Color.W;
1.415 - }
1.416 -
1.417 - @ComputedProperty static String html(
1.418 - Position from, Position to, boolean takes, PieceType piece, Color turn
1.419 - ) {
1.420 - if (from == null || to == null) {
1.421 - return "";
1.422 - }
1.423 - StringBuilder sb = new StringBuilder();
1.424 - if (piece != null && piece != PieceType.PAWN) {
1.425 - sb.append(piece.computeEntity(turn));
1.426 - }
1.427 -
1.428 - sb.append(from.getLocation());
1.429 - if (takes) {
1.430 - sb.append("x");
1.431 - }
1.432 - sb.append(to.getLocation());
1.433 - return sb.toString();
1.434 - }
1.435 -
1.436 - static Move valueOf(String move) {
1.437 - move = move.toUpperCase();
1.438 - Move m = new Move();
1.439 - {
1.440 - Position p = new Position();
1.441 - p.setX(move.charAt(0));
1.442 - p.setY(move.charAt(1) - '0');
1.443 - m.setFrom(p);
1.444 - }
1.445 - {
1.446 - Position p = new Position();
1.447 - p.setX(move.charAt(2));
1.448 - p.setY(move.charAt(3) - '0');
1.449 - m.setTo(p);
1.450 - }
1.451 - return m;
1.452 - }
1.453 - }
1.454 -}