RoscoeDaWah/PGNator
RoscoeDaWah/PGNator
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Roscoe 2025-05-16 15:21:23 +01:00
commit 8ab139b902
Signed by: RoscoeDaWah
SSH key fingerprint: SHA256:Hqn452XQ1ETzUt/FthJu6+OFkS4NBxCv5VQSEvuk7CE
9 changed files with 373 additions and 131 deletions
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10
.gitignore vendored
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@ -1,4 +1,5 @@
target/
out/
!.mvn/wrapper/maven-wrapper.jar
!**/src/main/**/target/
!**/src/test/**/target/
@ -37,6 +38,15 @@ build/
### Mac OS ###
.DS_Store
### Other Stuff ###
config*.json
!config.example.json
!**/resources/config.schema.json
### why would this not be here already ###
/logs/
/tmp/
*.png
*.pgn
*.gif

6
.idea/misc.xml generated
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="EntryPointsManager">
<list size="2">
<item index="0" class="java.lang.String" itemvalue="com.freya02.botcommands.api.annotations.CommandMarker" />
<item index="1" class="java.lang.String" itemvalue="com.freya02.botcommands.api.application.slash.annotations.JDASlashCommand" />
</list>
</component>
<component name="ExternalStorageConfigurationManager" enabled="true" />
<component name="MavenProjectsManager">
<option name="originalFiles">

3
config.example.json Normal file
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{
"token": "CHANGEME"
}

51
pom.xml
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<artifactId>scrimage-core</artifactId>
<version>4.3.1</version>
</dependency>
<dependency>
<groupId>net.dv8tion</groupId>
<artifactId>JDA</artifactId>
<version>5.2.1</version>
</dependency>
<dependency>
<groupId>io.github.freya022</groupId>
<artifactId>BotCommands</artifactId>
<version>2.10.4</version>
<exclusions>
<exclusion>
<groupId>org.json</groupId>
<artifactId>json</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.json</groupId>
<artifactId>json</artifactId>
<version>20231013</version>
</dependency>
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-classic</artifactId>
<version>1.5.13</version>
</dependency>
<dependency>
<groupId>org.mariadb.jdbc</groupId>
<artifactId>mariadb-java-client</artifactId>
<version>2.1.2</version>
</dependency>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-dbcp2</artifactId>
<version>2.12.0</version>
</dependency>
<dependency>
<groupId>commons-dbutils</groupId>
<artifactId>commons-dbutils</artifactId>
<version>1.8.1</version>
</dependency>
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-core</artifactId>
<version>1.5.13</version>
</dependency>
<dependency>
<groupId>com.google.protobuf</groupId>
<artifactId>protobuf-java</artifactId>
<version>4.28.2</version>
</dependency>
</dependencies>
</project>

130
src/main/java/moe/wah/Main.java
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@ -1,130 +0,0 @@
package moe.wah;
import com.github.alexandreroman.chessimage.ChessRenderer;
import com.github.alexandreroman.chessimage.ChessThemeLibrary;
import com.github.bhlangonijr.chesslib.Board;
import com.github.bhlangonijr.chesslib.game.Game;
import com.github.bhlangonijr.chesslib.move.Move;
import com.github.bhlangonijr.chesslib.move.MoveList;
import com.github.bhlangonijr.chesslib.pgn.PgnHolder;
import com.sksamuel.scrimage.ImmutableImage;
import com.sksamuel.scrimage.nio.StreamingGifWriter;
import com.sksamuel.scrimage.nio.StreamingGifWriter.GifStream;
import javax.imageio.ImageIO;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.time.Duration;
import java.time.Instant;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
public class Main {
public static void main(String[] args) throws Exception {
Files.createDirectories(Paths.get("./temp/"));
// Load PGN from file
PgnHolder pgn = new PgnHolder("game.pgn");
pgnToGif(pgn);
}
private static void pgnToGif(PgnHolder pgn) throws Exception {
ChessRenderer renderer = new ChessRenderer(ChessThemeLibrary.GREEN_THEME, 60);
Game game = pgnToGame(pgn);
String boardID = String.valueOf(Instant.now().toEpochMilli());
game.loadMoveText();
System.out.println(game.getTermination());
MoveList moves = game.getHalfMoves();
Board board = new Board();
int index = 1;
for (Move move : moves) {
board.doMove(move);
renderBoard(board, renderer, boardID, index);
// Add 5 extra frames of final board
if (index == moves.size()) {
for (int x = 0; x < 5; x++) {
index++;
renderBoard(board, renderer, boardID, index);
}
}
index++;
}
System.out.println("Rendered " + moves.size() + " moves");
boardToGif(boardID);
}
private static void renderBoard(Board board, ChessRenderer renderer, String boardID, int index) {
String index_padded = String.format("%03d", index);
File targetFile = new File("./temp/", "board_" + boardID + "_" + index_padded + ".png");
try (FileOutputStream out = new FileOutputStream(targetFile)) {
renderer.render(board.getFen(), out);
} catch (IOException e) {
System.out.println("Error rendering move " + index_padded + ", " + e.getMessage());
}
}
private static Game pgnToGame(PgnHolder pgn) throws Exception {
pgn.loadPgn();
return pgn.getGames().getFirst();
}
/**
* Converts a chess board to a GIF
* Output file is board_x.gif where x is the boardID
* @param boardID ID of the board (UNIX epoch)
*/
public static void boardToGif(String boardID) throws Exception {
List<File> boardFiles = getBoardFiles(new File("./temp/"), boardID);
if (boardFiles.isEmpty()) {
throw new RuntimeException("No PNG files found for board with ID: " + boardID);
}
List<BufferedImage> images = new ArrayList<>();
for (File file : boardFiles) {
BufferedImage image = ImageIO.read(file);
images.add(image);
}
System.out.println("There are " + (long) images.size() + " frames for board " + boardID);
String gif_name = "board_" + boardID + ".gif";
StreamingGifWriter writer = new StreamingGifWriter(Duration.ofMillis(500), true, false);
GifStream gif = writer.prepareStream(gif_name, BufferedImage.TYPE_INT_ARGB);
for (BufferedImage image : images) {
gif.writeFrame(ImmutableImage.fromAwt(image));
}
gif.close();
System.out.println("Rendered " + gif_name);
for (File file : boardFiles) {
boolean delete_success = file.delete();
if (!delete_success) {
System.out.println("Failed to delete " + file.getName() + "!");
}
}
System.out.println("Removed " + boardFiles.size() + " temp files");
}
/**
* Gets the PNG files for the specified board
* @param directory Directory to search
* @param boardID Board ID (UNIX epoch)
* @return A list of board Files
*/
private static List<File> getBoardFiles(File directory, String boardID) {
List<File> boardFiles = new ArrayList<>();
File[] files = directory.listFiles();
assert files != null;
Arrays.sort(files);
for (File file : files) {
if (file.isFile() && file.getName().toLowerCase().endsWith(".png")
&& file.getName().startsWith("board_" + boardID)) {
boardFiles.add(file);
}
}
return boardFiles;
}
}

36
src/main/java/moe/wah/pgnator/Config.java Normal file
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package moe.wah.pgnator;
import com.freya02.botcommands.api.Logging;
import com.google.gson.Gson;
import org.slf4j.Logger;
import java.io.*;
import java.nio.charset.StandardCharsets;
//You can add more fields in this class, if your input json matches the structure
//You will need a valid config.json in the resources folder for this to work
public class Config {
@SuppressWarnings("unused") private String token;
/**
* Returns the configuration object for this bot
*
* @return The config
* @throws IOException if the config JSON could not be read
*/
public static Config readConfig() throws IOException {
Logger log = Logging.getLogger();
try (InputStream in = new FileInputStream("./config.json")) {
Reader reader = new InputStreamReader(in, StandardCharsets.UTF_8);
log.info("Loaded config");
return new Gson().fromJson(reader, Config.class);
} catch (IOException | NullPointerException e) {
log.error("Failed to load config.json, does the file exist?");
throw new IOException(e);
}
}
public String getToken() {
return token;
}
}

59
src/main/java/moe/wah/pgnator/PGNator.java Normal file
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package moe.wah.pgnator;
import com.freya02.botcommands.api.CommandsBuilder;
import com.freya02.botcommands.api.Logging;
import net.dv8tion.jda.api.JDA;
import net.dv8tion.jda.api.JDABuilder;
import net.dv8tion.jda.api.entities.*;
import org.slf4j.Logger;
import java.io.IOException;
public class PGNator {
private static final Logger log = Logging.getLogger();
private static JDA jda;
private static Config config;
private PGNator(JDA jda, Config config) {
PGNator.jda = jda;
PGNator.config = config;
}
public static JDA getJDA() {
return jda;
}
public static Logger getLogger() {
return log;
}
public static void start() throws IOException, InterruptedException {
config = Config.readConfig();
final JDA jda = JDABuilder.createLight(config.getToken())
.setActivity(Activity.playing("Chess"))
.build()
.awaitReady();
// Print some information about the bot
log.info("Bot connected as {}", jda.getSelfUser().getAsTag());
log.info("The bot is present in the following guilds:");
for (Guild guild : jda.getGuildCache()) {
log.info("\t- {} ({})", guild.getName(), guild.getId());
}
new PGNator(jda, config);
}
public static void main(String[] args) {
try {
start();
jda = getJDA();
CommandsBuilder.newBuilder(437970062922612737L)
.textCommandBuilder(textCommandsBuilder -> textCommandsBuilder.disableHelpCommand(true))
.build(jda, "moe.wah.pgnator.commands"); //Registering listeners is taken care of by the lib
} catch (Exception e) {
log.error("Failed to start the bot", e);
System.exit(-1);
}
}
}

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src/main/java/moe/wah/pgnator/commands/Pgn2Gif.java Normal file
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package moe.wah.pgnator.commands;
import com.freya02.botcommands.api.annotations.BotPermissions;
import com.freya02.botcommands.api.annotations.CommandMarker;
import com.freya02.botcommands.api.annotations.UserPermissions;
import com.freya02.botcommands.api.application.ApplicationCommand;
import com.freya02.botcommands.api.application.annotations.AppOption;
import com.freya02.botcommands.api.application.slash.GuildSlashEvent;
import com.freya02.botcommands.api.application.slash.annotations.JDASlashCommand;
import com.github.alexandreroman.chessimage.ChessRenderer;
import com.github.alexandreroman.chessimage.ChessThemeLibrary;
import com.github.bhlangonijr.chesslib.Board;
import com.github.bhlangonijr.chesslib.game.Game;
import com.github.bhlangonijr.chesslib.move.Move;
import com.github.bhlangonijr.chesslib.move.MoveList;
import com.github.bhlangonijr.chesslib.pgn.PgnHolder;
import com.sksamuel.scrimage.ImmutableImage;
import com.sksamuel.scrimage.nio.StreamingGifWriter;
import moe.wah.pgnator.PGNator;
import net.dv8tion.jda.api.Permission;
import net.dv8tion.jda.api.entities.Message;
import net.dv8tion.jda.api.utils.FileUpload;
import org.slf4j.Logger;
import javax.imageio.ImageIO;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.time.Duration;
import java.time.Instant;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
@CommandMarker
@BotPermissions(Permission.MESSAGE_SEND_POLLS)
@UserPermissions(Permission.MESSAGE_MANAGE)
public class Pgn2Gif extends ApplicationCommand {
@JDASlashCommand(
name = "pgn2gif",
description = "Turns a PGN file into a GIF!"
)
public void pgn2gif(GuildSlashEvent event,
@AppOption(name = "pgn_file", description = "PGN file") Message.Attachment attachment) throws Exception {
Logger log = PGNator.getLogger();
event.deferReply().queue();
Files.createDirectories(Paths.get("./temp/pgn/"));
File pgnFile = new File("./temp/pgn/" + attachment.getFileName());
attachment.getProxy().downloadToFile(pgnFile).thenAccept(file -> {
File outputFile;
log.info("Wrote {}", file.getAbsolutePath());
try {
Files.createDirectories(Paths.get("./temp/outputs"));
} catch (IOException e) {
throw new RuntimeException(e);
}
// Load PGN from file
PgnHolder pgn = new PgnHolder("./temp/pgn/" + attachment.getFileName());
try {
outputFile = pgnToGif(pgn);
} catch (Exception e) {
throw new RuntimeException(e);
}
//event.getHook().sendMessageFormat("Filename: %s\nSize: %s\nOutput: %s", attachment.getFileName(), String.valueOf(attachment.getSize()), outputFilename).queue();
FileUpload fileUpload = FileUpload.fromData(outputFile);
event.getHook().sendFiles(fileUpload).queue();
log.info("Deleting output gif {}", outputFile.getName());
if (!outputFile.delete()) {
log.error("Failed to delete {}!", outputFile.getName());
}
log.info("Deleting PGN {}", pgnFile.getName());
if (!pgnFile.delete()) {
log.error("Failed to delete {}!", pgnFile.getName());
}
});
}
private static File pgnToGif(PgnHolder pgn) throws Exception {
ChessRenderer renderer = new ChessRenderer(ChessThemeLibrary.GREEN_THEME, 60);
Game game = pgnToGame(pgn);
String boardID = String.valueOf(Instant.now().toEpochMilli());
game.loadMoveText();
MoveList moves = game.getHalfMoves();
Board board = new Board();
int index = 1;
for (Move move : moves) {
board.doMove(move);
renderBoard(board, renderer, boardID, index);
// Add 5 extra frames of final board
if (index == moves.size()) {
for (int x = 0; x < 5; x++) {
index++;
renderBoard(board, renderer, boardID, index);
}
}
index++;
}
PGNator.getLogger().info("Rendered {} moves", moves.size());
return boardToGif(boardID);
}
private static void renderBoard(Board board, ChessRenderer renderer, String boardID, int index) {
String index_padded = String.format("%03d", index);
File targetFile = new File("./temp/outputs", "board_" + boardID + "_" + index_padded + ".png");
try (FileOutputStream out = new FileOutputStream(targetFile)) {
renderer.render(board.getFen(), out);
} catch (IOException e) {
PGNator.getLogger().error("Error rendering move {}, {}", index_padded, e.getMessage());
}
}
private static Game pgnToGame(PgnHolder pgn) throws Exception {
pgn.loadPgn();
return pgn.getGames().getFirst();
}
/**
* Converts a chess board to a GIF
* Output file is board_x.gif where x is the boardID
*
* @param boardID ID of the board (UNIX epoch)
*/
public static File boardToGif(String boardID) throws Exception {
List<File> boardFiles = getBoardFiles(new File("./temp/outputs/"), boardID);
if (boardFiles.isEmpty()) {
throw new RuntimeException("No PNG files found for board with ID: " + boardID);
}
List<BufferedImage> images = new ArrayList<>();
for (File file : boardFiles) {
BufferedImage image = ImageIO.read(file);
images.add(image);
}
PGNator.getLogger().debug("There are {} frames for board {}", (long) images.size(), boardID);
String gif_name = "./temp/outputs/board_" + boardID + ".gif";
StreamingGifWriter writer = new StreamingGifWriter(Duration.ofMillis(500), true, false);
StreamingGifWriter.GifStream gif = writer.prepareStream(gif_name, BufferedImage.TYPE_INT_ARGB);
for (BufferedImage image : images) {
gif.writeFrame(ImmutableImage.fromAwt(image));
}
gif.close();
PGNator.getLogger().info("Rendered {}", gif_name);
for (File file : boardFiles) {
boolean delete_success = file.delete();
if (!delete_success) {
PGNator.getLogger().error("Failed to delete {}!", file.getName());
}
}
PGNator.getLogger().info("Removed {} temp files", boardFiles.size());
return new File(gif_name);
}
/**
* Gets the PNG files for the specified board
* @param directory Directory to search
* @param boardID Board ID (UNIX epoch)
* @return A list of board Files
*/
private static List<File> getBoardFiles(File directory, String boardID) {
List<File> boardFiles = new ArrayList<>();
File[] files = directory.listFiles();
assert files != null;
Arrays.sort(files);
for (File file : files) {
if (file.isFile() && file.getName().toLowerCase().endsWith(".png")
&& file.getName().startsWith("board_" + boardID)) {
boardFiles.add(file);
}
}
return boardFiles;
}
}

27
src/main/java/moe/wah/pgnator/commands/Ping.java Normal file
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package moe.wah.pgnator.commands;
import com.freya02.botcommands.api.annotations.CommandMarker;
import com.freya02.botcommands.api.application.ApplicationCommand;
import com.freya02.botcommands.api.application.slash.GuildSlashEvent;
import com.freya02.botcommands.api.application.slash.annotations.JDASlashCommand;
import com.freya02.botcommands.api.prefixed.annotations.Category;
import com.freya02.botcommands.api.prefixed.annotations.Description;
@CommandMarker
@Category("Utils")
@Description("Pong!")
public class Ping extends ApplicationCommand {
@JDASlashCommand(
name = "ping",
description = "Pong!"
)
public void onPing(GuildSlashEvent event) {
event.deferReply().queue();
final long gatewayPing = event.getJDA().getGatewayPing();
event.getJDA().getRestPing()
.queue(l -> event.getHook()
.sendMessageFormat("Gateway ping: **%d ms**\nRest ping: **%d ms**", gatewayPing, l)
.queue());
}
}