import java.io.FileInputStream;

import java.io.FileWriter;

import java.io.IOException;

import java.util.Properties;

public class ChessConfig {

private final String configFilePath;

private final Properties props;

// General Game Settings:

public int maxDrawReps; // number of repeated moves to call draw

// AI Settings:

public boolean humanPlayer; // human player 1 if true

public boolean humanMovesFirst; // human player plays white if true

public int maxThreads; // maximum number of threads in thread pool

public int maxSeconds; // maximum number of seconds AI player is allowed per move

public int maxDepth; // maximum ply depth AI searches ahead

// Interface Settings:

public boolean showTargetPaths; // color the board to show opponents possible moves if true

public boolean showVictimPaths; // color the board to show current players possible moves if true

public boolean showCapturesOnly; // limit board coloring to only show possible captures if true

// The player labels

public String player1;

public String player2;

// The colors of the background squares

public String blkBack;

public String whtBack;

// The colors of the pieces

public String blkForeB;

public String blkForeW;

public String whtForeB;

public String whtForeW;

// The colors of the last moved piece

public String blkMoved;

public String whtMoved;

// The colors of the kings in check

public String blkCheck;

public String whtCheck;

// The color influences on victim and target positions

public String targetsShade;

public String victimsShade;

public ChessConfig(final String filename) {

configFilePath = filename;

props = new Properties();

}

public boolean loadConfiguration() {

// If the properties file is missing we need to create it with default values

boolean fileMissing = false;

try {

props.load(new FileInputStream(configFilePath));

} catch (IOException e) {

fileMissing = true;

}

// Populate values with the various config values (properties)

// from the file and set a default value for each one if it is missing

maxDrawReps = Integer.valueOf(props.getProperty("numDrawReps", "3"));

humanPlayer = Boolean.valueOf(props.getProperty("humanPlayer", "false"));

humanMovesFirst = Boolean.valueOf(props.getProperty("humanMovesFirst", "true"));

maxThreads = Integer.valueOf(props.getProperty("maxThreads", "100"));

maxDepth = Integer.valueOf(props.getProperty("aiPlyDepth", "6"));

maxSeconds = Integer.valueOf(props.getProperty("maxAISeconds", "30"));

showTargetPaths = Boolean.valueOf(props.getProperty("showTargets", "true"));

showVictimPaths = Boolean.valueOf(props.getProperty("showVictims", "true"));

showCapturesOnly = Boolean.valueOf(props.getProperty("showCapturesOnly", "true"));

player1 = props.getProperty("player1", "Player 1");

player2 = props.getProperty("player2", "Player 2");

blkBack = props.getProperty("blkBack", "142, 142, 142");

whtBack = props.getProperty("whtBack", "204, 204, 204");

blkForeB = props.getProperty("blkForeB", "64, 64, 64");

blkForeW = props.getProperty("blkForeW", "0, 0, 0");

whtForeB = props.getProperty("whtForeB", "255, 255, 255");

whtForeW = props.getProperty("whtForeW", "255, 255, 255");

blkMoved = props.getProperty("blkMoved", "128, 0, 0");

whtMoved = props.getProperty("whtMoved", "192, 192, 0");

blkCheck = props.getProperty("blkCheck", "192, 128, 0");

whtCheck = props.getProperty("whtCheck", "192, 128, 0");

targetsShade = props.getProperty("targetsShade", "0, 0, 128");

victimsShade = props.getProperty("victimsShade", "128, 0, 0");

return fileMissing;

}

public boolean saveConfiguration() {

// update old values

props.setProperty("numDrawReps", String.valueOf(maxDrawReps));

props.setProperty("humanPlayer", String.valueOf(humanPlayer));

props.setProperty("humanMovesFirst", String.valueOf(humanMovesFirst));

props.setProperty("maxThreads", String.valueOf(maxThreads));

props.setProperty("aiPlyDepth", String.valueOf(maxDepth));

props.setProperty("maxAISeconds", String.valueOf(maxSeconds));

props.setProperty("showTargets", String.valueOf(showTargetPaths));

props.setProperty("showVictims", String.valueOf(showVictimPaths));

props.setProperty("showCapturesOnly", String.valueOf(showCapturesOnly));

props.setProperty("player1", player1);

props.setProperty("player2", player2);

props.setProperty("blkBack", blkBack);

props.setProperty("whtBack", whtBack);

// The colors of the pieces

props.setProperty("blkForeB", blkForeB);

props.setProperty("blkForeW", blkForeW);

props.setProperty("whtForeB", whtForeB);

props.setProperty("whtForeW", whtForeW);

// The colors of the last moved piece

props.setProperty("blkMoved", blkMoved);

props.setProperty("whtMoved", whtMoved);

// The colors of the kings in check

props.setProperty("blkCheck", blkCheck);

props.setProperty("whtCheck", whtCheck);

// The color influences on victim and target positions

props.setProperty("targetsShade", targetsShade);

props.setProperty("victimsShade", victimsShade);

boolean successful = true;

try {

FileWriter writer = new FileWriter(configFilePath);

String usage = "\n"

+ " Usage:\n"

+ " \n"

+ " General Game Settings:\n"

+ " numDrawReps number of repeated moves to call game a draw\n"

+ " \n"

+ " AI Settings:\n"

+ " humanPlayer: set to true to play either side\n"

+ " humanMovesFirst: set to true to play as player 1 (white)\n"

+ " maxThreads: maximum number of threads for AI to run simultaneously\n"

+ " aiPlyDepth: maximum number of moves for AI to look ahead\n"

+ " maxAISeconds: maximum number of seconds to allow AI to think (0 for no time limit)\n"

+ " \n"

+ " UI Settings:\n"

+ " showVictims: color the board to show current players possible moves if true\n"

+ " showTargets: color the board to show opponents possible moves if true\n"

+ " showCapturesOnly: limit board coloring to only show possible captures if true\n"

+ " player1 label to use for player 1\n"

+ " player2 label to use for player 2\n"

+ " \n"

+ " ANSI Colors:\n"

+ " blkBack background color for dark squares\n"

+ " whtBack background color for light squares\n"

+ " \n"

+ " blkForeB foreground color for black piece on dark square\n"

+ " blkForeW foreground color for black piece on light square\n"

+ " \n"

+ " whtForeB foreground color for white piece on dark square\n"

+ " whtForeW foreground color for white piece on light square\n"

+ " \n"

+ " blkMoved foreground color for last moved black piece\n"

+ " whtMoved foreground color for last moved white piece\n"

+ " \n"

+ " blkCheck foreground color for black king in check\n"

+ " whtCheck foreground color for white king in check\n"

+ " \n"

+ " targetsShade color influence for target positions\n"

+ " victimsShade color influence for victim positions\n"

+ "\n";

props.store(writer, usage);

} catch (IOException e) {

successful = false;

}

return successful;

}

}