[LIB-9] Separate chesshog-format module

[chesshog.git] / chesshog-format / src / main / java / org / hedgecode / chess / ascii / ASCII.java

diff --git a/chesshog-format/src/main/java/org/hedgecode/chess/ascii/ASCII.java b/chesshog-format/src/main/java/org/hedgecode/chess/ascii/ASCII.java
new file mode 100644 (file)
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+++ b/chesshog-format/src/main/java/org/hedgecode/chess/ascii/ASCII.java
@@ -0,0 +1,142 @@
+/*
+ * Copyright (c) 2018. Developed by Hedgecode.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.hedgecode.chess.ascii;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import org.hedgecode.chess.position.Color;
+import org.hedgecode.chess.position.ColorPiece;
+import org.hedgecode.chess.position.Piece;
+
+/**
+ * ASCII chess diagram constants.
+ *
+ * @author Dmitry Samoshin aka gotty
+ */
+public final class ASCII {
+
+    public static final String CRLF = System.lineSeparator();
+
+    public static final char EMPTY = ' ';
+    public static final String INDENT = "  ";
+
+    public static final char WHITE_PAWN   = 'P';
+    public static final char WHITE_KNIGHT = 'N';
+    public static final char WHITE_BISHOP = 'B';
+    public static final char WHITE_ROOK   = 'R';
+    public static final char WHITE_QUEEN  = 'Q';
+    public static final char WHITE_KING   = 'K';
+
+    public static final char BLACK_PAWN   = 'p';
+    public static final char BLACK_KNIGHT = 'n';
+    public static final char BLACK_BISHOP = 'b';
+    public static final char BLACK_ROOK   = 'r';
+    public static final char BLACK_QUEEN  = 'q';
+    public static final char BLACK_KING   = 'k';
+
+    public static final char[] NOTATION = { 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h' };
+
+    public static final String HYPHEN_LINE  = "+-------------------------------+";
+    public static final String HYPHEN_SEP   = "|";
+
+    public static final String DOT_LINE     = "+------------------------+";
+    public static final String DOT_EDGE     = "|";
+    public static final char   DOT_EMPTY    = '.';
+
+    public static final String TIGHT_LINE   = " ___ ___ ___ ___ ___ ___ ___ ___ ";
+    public static final String TIGHT_SEP    = "|";
+    public static final char   TIGHT_EMPTY  = '_';
+
+    public static final String CP866_HEADER = "╔═══╤═══╤═══╤═══╤═══╤═══╤═══╤═══╗";
+    public static final String CP866_LINE   = "╟───┼───┼───┼───┼───┼───┼───┼───╢";
+    public static final String CP866_FOOTER = "╚═══╧═══╧═══╧═══╧═══╧═══╧═══╧═══╝";
+    public static final String CP866_SEP    = "│";
+    public static final String CP866_EDGE   = "║";
+
+    public static final String BAR_REGEX = HYPHEN_SEP + TIGHT_SEP + CP866_SEP;
+    public static final String EDGE_REGEX = HYPHEN_SEP + DOT_EDGE + TIGHT_SEP + CP866_EDGE;
+
+    public static final String PIECE_REGEX = "PNBRQKpnbrqk";
+    public static final String DOT_PIECE_REGEX = PIECE_REGEX + DOT_EMPTY;
+
+    private static final Pattern PIECE_PATTERN = Pattern.compile(
+            String.format("([%s])", PIECE_REGEX)
+    );
+
+    private static final Map<ColorPiece, Character> PIECES = new HashMap<ColorPiece, Character>() {
+        {
+            put(ColorPiece.WHITE_PAWN, WHITE_PAWN);     put(ColorPiece.BLACK_PAWN, BLACK_PAWN);
+            put(ColorPiece.WHITE_KNIGHT, WHITE_KNIGHT); put(ColorPiece.BLACK_KNIGHT, BLACK_KNIGHT);
+            put(ColorPiece.WHITE_BISHOP, WHITE_BISHOP); put(ColorPiece.BLACK_BISHOP, BLACK_BISHOP);
+            put(ColorPiece.WHITE_ROOK, WHITE_ROOK);     put(ColorPiece.BLACK_ROOK, BLACK_ROOK);
+            put(ColorPiece.WHITE_QUEEN, WHITE_QUEEN);   put(ColorPiece.BLACK_QUEEN, BLACK_QUEEN);
+            put(ColorPiece.WHITE_KING, WHITE_KING);     put(ColorPiece.BLACK_KING, BLACK_KING);
+        }
+    };
+
+    private static ASCIIBoardType boardType = ASCIIBoardType.HYPHEN;
+    private static boolean withNotation = false;
+
+    private ASCII() {
+    }
+
+    public static void setType(ASCIIBoardType type) {
+        boardType = type;
+    }
+
+    public static ASCIIBoardType getType() {
+        return boardType;
+    }
+
+    public static void setNotation(boolean isNotation) {
+        withNotation = isNotation;
+    }
+
+    public static boolean isNotation() {
+        return withNotation;
+    }
+
+    public static ColorPiece getColorPiece(String piece) {
+        if (piece != null) {
+            Matcher matcher = PIECE_PATTERN.matcher(piece);
+            if (matcher.find()) {
+                char chPiece = matcher.group(1).charAt(0);
+                for (Map.Entry<ColorPiece, Character> entry : PIECES.entrySet()) {
+                    if (entry.getValue() == chPiece)
+                        return entry.getKey();
+                }
+            }
+        }
+        return null;
+    }
+
+    public static char getAsciiPiece(Color color, Piece piece) {
+        return getAsciiPiece(
+                ColorPiece.getColorPiece(color, piece)
+        );
+    }
+
+    public static char getAsciiPiece(ColorPiece colorPiece) {
+        return (colorPiece != null)
+                ? PIECES.get(colorPiece)
+                : EMPTY;
+    }
+
+}
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