first commit

.gitignore

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+# Project exclude paths
+/target/
+/.vscode

Minecleaner.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module version="4">
+  <component name="FacetManager">
+    <facet type="minecraft" name="Minecraft">
+      <configuration>
+        <autoDetectTypes>
+          <platformType>SPIGOT</platformType>
+        </autoDetectTypes>
+      </configuration>
+    </facet>
+  </component>
+</module>

pom.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>de.lunarakai</groupId>
+    <artifactId>Minecleaner</artifactId>
+    <version>1.0-SNAPSHOT</version>
+    <packaging>jar</packaging>
+
+    <name>Minecleaner</name>
+
+    <properties>
+        <java.version>1.8</java.version>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.8.1</version>
+                <configuration>
+                    <source>16</source>
+                    <target>16</target>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-shade-plugin</artifactId>
+                <version>3.2.4</version>
+                <executions>
+                    <execution>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>shade</goal>
+                        </goals>
+                        <configuration>
+                            <createDependencyReducedPom>false</createDependencyReducedPom>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+        <resources>
+            <resource>
+                <directory>src/main/resources</directory>
+                <filtering>true</filtering>
+            </resource>
+        </resources>
+    </build>
+
+    <repositories>
+        <repository>
+            <id>spigotmc-repo</id>
+            <url>https://hub.spigotmc.org/nexus/content/repositories/snapshots/</url>
+        </repository>
+        <repository>
+            <id>sonatype</id>
+            <url>https://oss.sonatype.org/content/groups/public/</url>
+        </repository>
+        <repository>
+            <id>brokkonaut</id>
+            <url>https://www.iani.de/nexus/content/groups/public</url>
+        </repository>
+    </repositories>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.spigotmc</groupId>
+            <artifactId>spigot-api</artifactId>
+            <version>1.20.4-R0.1-SNAPSHOT</version>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>de.iani.cubeside</groupId>
+            <artifactId>CubesideUtilsBukkit</artifactId>
+            <version>1.16-SNAPSHOT</version>
+            <scope>provided</scope>
+        </dependency>
+    </dependencies>
+</project>

src/main/java/de/lunarakai/minecleaner/ArenaList.java

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+package de.lunarakai.minecleaner;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.HashMap;
+import java.util.UUID;
+import java.util.logging.Level;
+import org.bukkit.Location;
+import org.bukkit.block.Block;
+import org.bukkit.configuration.ConfigurationSection;
+import org.bukkit.configuration.InvalidConfigurationException;
+import org.bukkit.configuration.file.YamlConfiguration;
+import org.bukkit.entity.Player;
+
+public class ArenaList {
+    private static final String ARENAS_FILENAME = "mcl_arenas.yml";
+    private final MinecleanerPlugin plugin;
+    private File arenaFile;
+    private final HashMap<String, MinecleanerArena> arenas;
+    private final HashMap<UUID, MinecleanerArena> playersInArena;
+    private final HashMap<Location, MinecleanerArena> arenaBlocks;
+
+    public ArenaList(MinecleanerPlugin plugin) {
+        this.plugin = plugin;
+        this.arenas = new HashMap<>();
+        this.arenaFile = new File(plugin.getDataFolder(), ARENAS_FILENAME);
+        this.arenaBlocks = new HashMap<>();
+        this.playersInArena = new HashMap<>();
+    }
+
+    public void load() {
+        arenas.clear();
+        if(!this.arenaFile.isFile()) {
+            return;
+        }
+
+        YamlConfiguration conf = new YamlConfiguration();
+        try {
+            conf.load(this.arenaFile);
+        } catch(IOException | InvalidConfigurationException e) {
+            plugin.getLogger().log(Level.SEVERE, "Could not load arenas file", e); 
+        }
+        ConfigurationSection arenasSection = conf.getConfigurationSection("arenas");
+        if(arenasSection != null) {
+            for(String arenaName : arenasSection.getKeys(false)) {
+                ConfigurationSection arenaSection = arenasSection.getConfigurationSection(arenaName);
+                if(arenaSection != null) {
+                    MinecleanerArena arena = new MinecleanerArena(plugin, arenaSection);
+                    this.arenas.put(arena.getName(), arena);
+                    
+                }
+            }
+        }
+    }
+
+    public void save() {
+        YamlConfiguration conf = new YamlConfiguration();
+        ConfigurationSection arenaSection = conf.createSection("arenas");
+        int i = 0;
+        for(MinecleanerArena arena : this.arenas.values()) {
+            arena.save(arenaSection.createSection(Integer.toString(i++)));
+        }
+        this.arenaFile.getParentFile().mkdirs();
+        try {
+            conf.save(this.arenaFile);
+        } catch(IOException e) {
+            plugin.getLogger().log(Level.SEVERE, "Could not save arenas file", e);
+        }
+    }
+
+    /*private void setArenaBlocks(MinecleanerArena arena) {
+        for(Location location : arena.getBlocks()) {
+            arenaBlocks
+        }
+    }*/
+
+    public void setArenaForPlayer(Player player, MinecleanerArena arena) {
+        if(arena != null) {
+            playersInArena.put(player.getUniqueId(), arena);
+        } else {
+            playersInArena.remove(player.getUniqueId());
+        }
+    }
+
+    public MinecleanerArena getPlayerArena(Player player) {
+        return playersInArena.get(player.getUniqueId());
+    }
+
+    public MinecleanerArena getArenaAtBlock(Block block) {
+        return arenaBlocks.get(block.getLocation());
+    }
+
+
+} 

src/main/java/de/lunarakai/minecleaner/ArenaStatus.java

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+package de.lunarakai.minecleaner;
+
+public enum ArenaStatus {
+    INACTIVE,
+    CONFIRM_PLAYING,
+    PLAYING,
+    COMPLETED
+}

src/main/java/de/lunarakai/minecleaner/MinecleanerArena.java

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+package de.lunarakai.minecleaner;
+
+import java.util.UUID;
+import org.bukkit.Location;
+import org.bukkit.block.BlockFace;
+import org.bukkit.configuration.ConfigurationSection;
+import org.bukkit.entity.Player;
+import com.google.common.base.Preconditions;
+import de.lunarakai.minecleaner.game.Game;
+
+public class MinecleanerArena {
+    private final MinecleanerPlugin plugin;
+    private final String name;
+    private final Location location;
+    private final Location centerLocation;
+    private final BlockFace orientation;
+    private ArenaStatus arenaStatus = ArenaStatus.INACTIVE;
+    private UUID[] displayEntities;
+    
+    private Player currentPlayer;
+    private long currentGameStartTime;
+    private Game currentMinecleanerGame;
+
+    public MinecleanerArena(MinecleanerPlugin plugin, ConfigurationSection arenaSection) {
+        this.plugin = plugin;
+        this.name = Preconditions.checkNotNull(arenaSection.getString("name"));
+        this.location = Preconditions.checkNotNull(arenaSection.getLocation("location"));
+        BlockFace orientation = BlockFace.NORTH;
+        try {
+            orientation = BlockFace.valueOf(arenaSection.getString("orientation"));
+        } catch(IllegalArgumentException ignored) {
+
+        }
+        this.orientation = orientation;
+
+        this.centerLocation = location.clone().add(0.5, 0, 0.5);
+        displayEntities = new UUID[Game.width * Game.height];
+    } 
+
+    public MinecleanerArena(MinecleanerPlugin plugin, String name, Location location, BlockFace orientation) {
+        this.plugin = plugin;
+        this.name = Preconditions.checkNotNull(name, "name");
+        this.location = Preconditions.checkNotNull(location, "location");
+        Preconditions.checkArgument(Math.abs(orientation.getModX()) + Math.abs(orientation.getModZ()) == 1, "no cardinal direction");
+        this.orientation = orientation;
+        int d0x = orientation.getModX();
+        int d0z = orientation.getModZ();
+        int d1x = -d0z;
+        int d1z = d0x;
+        this.centerLocation = location.clone().add(0.5, 0, 0.5);
+    }
+
+    public void save(ConfigurationSection arenaSection) {
+        arenaSection.set("name", this.name);
+        arenaSection.set("location", this.location);
+        arenaSection.set("orientation", this.orientation.name());
+    }
+
+    public void startNewGame() {
+        currentMinecleanerGame.start();
+        arenaStatus = ArenaStatus.PLAYING;
+    }
+
+    public void removePlayer() {
+        this.arenaStatus = ArenaStatus.INACTIVE;
+        this.currentPlayer = null;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public boolean hasPlayer() {
+        return currentPlayer != null;
+    }
+
+    public Player getCurrentPlayer() {
+        return currentPlayer;
+    }
+
+    public Location getLocation() {
+        return location;
+    }
+
+    public ArenaStatus getArenaStatus() {
+        return arenaStatus;
+    }
+
+    public void flagCell(int x, int y) {
+        if(currentMinecleanerGame != null) {
+            int id = x + y * 8;
+            boolean unflaggedCell = currentMinecleanerGame.flag(x, y);
+            if(!unflaggedCell) {
+                // todo set flag head on block display
+            } else {
+                // todo set normal head on block display
+            }
+        }
+    }
+
+    public void revealCell(int x, int y) {
+        if(currentMinecleanerGame != null) {
+            int id = x + y * 8;
+            // todo check if cell is flagged already
+            currentMinecleanerGame.reveal(x, y);
+            // todo update block of blockdisplay
+        }
+    }
+    
+}

src/main/java/de/lunarakai/minecleaner/MinecleanerListener.java

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+package de.lunarakai.minecleaner;
+
+import org.bukkit.block.Block;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.EventPriority;
+import org.bukkit.event.Listener;
+import org.bukkit.event.block.Action;
+import org.bukkit.event.player.PlayerInteractEvent;
+import org.bukkit.event.player.PlayerQuitEvent;
+import org.bukkit.inventory.EquipmentSlot;
+import net.md_5.bungee.api.ChatColor;
+
+public class MinecleanerListener implements Listener {
+    private final MinecleanerPlugin plugin;
+
+    public MinecleanerListener(MinecleanerPlugin plugin) {
+        this.plugin = plugin;
+    }
+
+    @EventHandler(priority = EventPriority.LOWEST) 
+    public void onPlayerInteract(PlayerInteractEvent e) {
+        if((e.getAction() == Action.LEFT_CLICK_BLOCK || e.getAction() == Action.RIGHT_CLICK_BLOCK)) {
+            Block block = e.getClickedBlock();
+            MinecleanerArena arena = plugin.getArenaList().getPlayerArena(e.getPlayer());
+            if(arena != null) {
+
+                // TODO
+
+            } else {
+                arena = plugin.getArenaList().getArenaAtBlock(block);
+                if(arena != null) {
+                    e.setCancelled(true);
+                    if(e.getHand() == EquipmentSlot.HAND) {
+                        if(arena.getArenaStatus() == ArenaStatus.INACTIVE) {
+                            plugin.getManager().joinArena(e.getPlayer(), arena);
+                        } else {
+                            e.getPlayer().sendMessage(ChatColor.YELLOW + "Hier spielt schon jemand anderes");
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    @EventHandler
+    public void onPlayerQuit(PlayerQuitEvent e) {
+        MinecleanerArena arena = plugin.getArenaList().getPlayerArena(e.getPlayer());
+        if(arena != null) {
+            plugin.getManager().leaveArena(e.getPlayer(), false);
+        }
+    }
+    
+}

src/main/java/de/lunarakai/minecleaner/MinecleanerManager.java

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+package de.lunarakai.minecleaner;
+
+import org.bukkit.entity.Player;
+import com.google.common.base.Preconditions;
+import net.md_5.bungee.api.ChatColor;
+
+public class MinecleanerManager {
+    private final MinecleanerPlugin plugin;
+
+    public MinecleanerManager(MinecleanerPlugin plugin) {
+        this.plugin = plugin;
+    }
+    
+    public void joinArena(Player player, MinecleanerArena arena) {
+        if (!player.hasPermission(MinecleanerPlugin.PERMISSION_PLAY)) {
+            return;
+        }
+        Preconditions.checkArgument(plugin.getArenaList().getPlayerArena(player) == null, "player is in an arena");
+        Preconditions.checkArgument(arena.getArenaStatus() == ArenaStatus.INACTIVE, "arena is in use");
+        arena.addJoiningPlayer(player);
+        plugin.getArenaList().setArenaForPlayer(player, arena);
+    }
+
+    public void leaveArena(Player player, boolean message) {
+        MinecleanerArena arena = plugin.getArenaList().getPlayerArena(player);
+        Preconditions.checkArgument(arena != null, "player is in no arena");
+        arena.removePlayer();
+        plugin.getArenaList().setArenaForPlayer(player, null);
+        if(message) {
+            player.sendMessage(ChatColor.YELLOW + "Das Minecleanerspiel wurde abgebrochen.");
+        }
+    }
+}

src/main/java/de/lunarakai/minecleaner/MinecleanerPlugin.java

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+package de.lunarakai.minecleaner;
+
+import org.bukkit.plugin.java.JavaPlugin;
+
+public final class MinecleanerPlugin extends JavaPlugin {
+
+
+    // ------------------------------
+    // TODO: start a new game (via ui)
+    // TODO: For testing purposes -> write coords of cell into chat
+    //  Format: Cell(X,Y) - CellType: Type
+    // ------------------------------
+
+    public static final String PERMISSION_PLAY = "minecleaner.play";
+    public static final String PERMISSION_ADMIN = "minecleaner.admin";
+
+    private MinecleanerManager minecleanerManager;
+    private ArenaList arenaList;
+
+    @Override
+    public void onEnable() {
+        // Plugin startup logic
+
+        arenaList = new ArenaList(this);
+        arenaList.load();
+
+        //CommandRouter minecleanerCommand = new CommandRouter(getCommand("minecleaner"));
+        //minecleanerCommand.addCommandMapping(new CreateCommand(this), "create");
+        //minecleanerCommand.addCommandMapping(new DeleteCommand(this), "delete");
+        //minecleanerCommand.addCommandMapping(new ListCommand(this), "list");
+
+
+
+        //Test Commands
+        //minecleanerCommand.addCommandMapping(new TestCommand(this), "testSingle");
+        //minecleanerCommand.addCommandMapping(new TestArrayCommand(this), "testArray");
+    }
+
+    @Override
+    public void onDisable() {
+        // Plugin shutdown logic
+    }
+
+    public ArenaList getArenaList() {
+        return arenaList;
+    }
+
+    public MinecleanerManager getManager() {
+        return minecleanerManager;
+    }
+}

src/main/java/de/lunarakai/minecleaner/game/Board.java

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+package de.lunarakai.minecleaner.game;
+
+public class Board {
+
+    public Tilemap tilemap;
+
+    public void draw(Cell[][] state) {
+        tilemap.clearAllTiles();
+
+        int width = state[0].length;
+        int height = state[1].length;
+
+        for (int x = 0; x < width; x++) {
+            for (int y = 0; y < height; y++) {
+                Cell cell = state[x][y];
+                tilemap.setTile(cell.position, getTile(cell));
+            }
+        }
+    }
+
+    private Tile.TileType getTile(Cell cell) {
+        if(cell.revealed) {
+            return getRevealedTile(cell);
+        } else if (cell.flagged) {
+            return Tile.TileType.TileFlag;
+        } else {
+            return Tile.TileType.TileUnknown;
+        }
+    }
+
+    private Tile.TileType getRevealedTile(Cell cell) {
+        switch (cell.type) {
+            case Empty: return Tile.TileType.TileEmpty;
+            case Mine: return cell.exploded ? Tile.TileType.TileExploded : Tile.TileType.TileMine;
+            case Number: return getNumberTile(cell);
+            default: return null;
+        }
+    }
+
+    private Tile.TileType getNumberTile(Cell cell) {
+        switch (cell.number) {
+            case 1: return Tile.TileType.TileNum1;
+            case 2: return Tile.TileType.TileNum2;
+            case 3: return Tile.TileType.TileNum3;
+            case 4: return Tile.TileType.TileNum4;
+            case 5: return Tile.TileType.TileNum5;
+            case 6: return Tile.TileType.TileNum6;
+            case 7: return Tile.TileType.TileNum7;
+            case 8: return Tile.TileType.TileNum8;
+            default: return null;
+        }
+    }
+
+}

src/main/java/de/lunarakai/minecleaner/game/BoardSize.java

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+package de.lunarakai.minecleaner.game;
+
+public class BoardSize {
+    public int[] boardSizes = {
+            8,
+            16,
+            32, // nicht größer als 24
+            64
+    };
+
+    public int[] mineCounter = {
+            10,
+            40,
+            128,
+            512
+    };
+}

src/main/java/de/lunarakai/minecleaner/game/Cell.java

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+package de.lunarakai.minecleaner.game;
+
+import org.joml.Vector3i;
+
+public class Cell {
+    public enum CellType {
+        Invalid,
+        Empty,
+        Mine,
+        Number,
+    }
+
+
+    public Vector3i position;
+    public CellType type;
+    public int number;
+    public boolean revealed;
+    public boolean flagged;
+    public boolean exploded;
+
+    public void setType(CellType type) {
+        this.type = type;
+    }
+
+    public CellType getType() {
+        return type;
+    }
+
+}

src/main/java/de/lunarakai/minecleaner/game/Game.java

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+package de.lunarakai.minecleaner.game;
+
+import org.joml.Vector3i;
+import de.lunarakai.minecleaner.utils.MathUtils;
+
+public class Game {
+
+    public static int width;
+    public static int height;
+    private int mineCount = 10;
+    private Cell[][] state;
+    private boolean gameover;
+    private Board board;
+    private BoardSize boardSize;
+
+    private void onValidate() {
+        mineCount = MathUtils.clamp(mineCount, 0, width*height);
+    }
+
+    public void start() {
+        int[] _boardSizes = boardSize.boardSizes;
+        int[] _mineCounter = boardSize.mineCounter;
+
+        int _boardSizeIndex = 0;
+        width = _boardSizes[_boardSizeIndex];
+        height = _boardSizes[_boardSizeIndex];
+        mineCount = _mineCounter[_boardSizeIndex];
+
+        newGame();
+    }
+
+    private void newGame() {
+        state = new Cell[width][height];
+
+        gameover = false;
+
+        generateCells();
+        generateMines();
+        generateNumbers();
+
+        board.draw(state);
+    }
+
+    private void generateCells() {
+        for (int x = 0; x < width; x ++) {
+            for (int y = 0; y < height; y++) {
+                Cell cell = new Cell();
+                cell.position = new Vector3i(x, 0, y);
+                cell.setType(Cell.CellType.Empty);
+                state[x][y] = cell;
+            }
+        }
+    }
+
+    private void generateMines() {
+        for (int i = 0; i < mineCount; i++) {
+            int x = (int) (Math.random() * width);
+            int y = (int) (Math.random() * height);
+
+            while (state[x][y].type == Cell.CellType.Mine) {
+                x++;
+
+                if(x >= width) {
+                    x = 0;
+                    y++;
+
+                    if(y >= height) {
+                        y=0;
+                    }
+                }
+            }
+            state[x][y].setType(Cell.CellType.Mine);
+        }
+    }
+
+    private void generateNumbers() {
+        for(int x = 0; x < width; x++) {
+            for(int y = 0; y < height; y++) {
+                Cell cell = state[x][y];
+
+                if(cell.getType() == Cell.CellType.Mine) {
+                    continue;
+                }
+
+                cell.number = countMines(x, y);
+
+                if(cell.number > 0) {
+                    cell.setType(Cell.CellType.Number);
+                }
+
+                state[x][y] = cell;
+            }
+        }
+    }
+
+    private int countMines(int cellX, int cellY) {
+        int count = 0;
+
+        for (int adjacentX = -1; adjacentX <= 1; adjacentX++){
+            for (int adjacentY = -1; adjacentY <= 1; adjacentY++) {
+                if(adjacentX == 0 && adjacentY == 0) {
+                    continue;
+                }
+
+                int x = cellX + adjacentX;
+                int y = cellY + adjacentY;
+
+                if (getCell(x,y).getType() == Cell.CellType.Mine) {
+                    count++;
+                }
+            }
+        }
+        return count;
+    }
+
+    public boolean flag(int x, int y) {
+        // TODO: Vector3 worldPosition = Camera.main.ScreenToWorldPoint(Input.mousePosition); <- Unity
+        //Vector3i cellPosition = null; // TODO board.tilemap.WorldToCell(worldPosition); <- Unity
+        Cell cell = getCell(x, y);
+
+        if (cell.getType() == Cell.CellType.Invalid || cell.revealed) {
+            return false;
+        }
+
+        boolean isFlaggedAlready = false;
+        if(cell.flagged) {
+            isFlaggedAlready = true;
+        }
+
+        cell.flagged = !cell.flagged;
+        state[x][y] = cell;
+        board.draw(state);
+        return isFlaggedAlready;
+    }
+
+    public boolean reveal(int x, int y) {
+        // TODO: Vector3 worldPosition = Camera.main.ScreenToWorldPoint(Input.mousePosition); <- Unity
+        //Vector3i cellPosition = null; // TODO board.tilemap.WorldToCell(worldPosition); <- Unity
+        Cell cell = getCell(x, y);
+
+        if(cell.getType() == Cell.CellType.Invalid || cell.revealed || cell.flagged) {
+            return false;
+        }
+
+        boolean hitMine = false;
+
+        switch (cell.getType()) {
+            case Mine:
+                explode(cell);
+                hitMine = true;
+                break;
+            case Empty:
+                flood(cell);
+                checkWinCondition();
+                break;
+            default:
+                cell.revealed = true;
+                state[x][y] = cell;
+                checkWinCondition();
+                break;
+        }
+        board.draw(state);
+        return hitMine;
+    }
+
+    public void flood(Cell cell) {
+        if(cell.revealed) return;
+        if(cell.getType() == Cell.CellType.Mine || cell.getType() == Cell.CellType.Invalid) return;
+
+        cell.revealed = true;
+        state[cell.position.x][cell.position.z] = cell;
+
+        if(cell.getType() == Cell.CellType.Empty) {
+            flood(getCell(cell.position.x -1, cell.position.z));
+            flood(getCell(cell.position.x +1, cell.position.z));
+            flood(getCell(cell.position.x, cell.position.z -1));
+            flood(getCell(cell.position.x, cell.position.z +1));
+        }
+
+        // TODO return cellpos of flooded cell to update the block displays
+    }
+
+    private void explode(Cell cell) {
+        gameover = true;
+        cell.revealed = true;
+        cell.exploded = true;
+        state[cell.position.x][cell.position.z] = cell;
+
+        for (int x = 0; x < width; x++) {
+            for (int y = 0; y < height; y++) {
+                cell = state[x][y];
+                if(cell.getType() == Cell.CellType.Mine) {
+                    cell.revealed = true;
+                    state[x][y] = cell;
+                }
+            }
+        }
+    }
+
+    private void checkWinCondition() {
+        for (int x = 0; x < width; x++) {
+            for (int y = 0; y < height; y++) {
+                Cell cell = state[x][y];
+                if(cell.getType() != Cell.CellType.Mine && !cell.revealed) {
+                    return;
+                }
+            }
+        }
+
+        gameover = true;
+
+        for(int x = 0; x < width; x++) {
+            for (int y = 0; y < height; y++) {
+                Cell cell = state[x][y];
+
+                if(cell.getType() == Cell.CellType.Mine) {
+                    cell.flagged = true;
+                    state[x][y] = cell;
+                }
+            }
+        }
+    }
+
+    private Cell getCell(int x, int y) {
+        if(isValid(x,y)) {
+            return state[x][y];
+        } else {
+            return new Cell();
+        }
+    }
+
+    private boolean isValid(int x, int y) {
+        return x >= 0 && x < width && y >= 0 && y < height;
+    }
+}

src/main/java/de/lunarakai/minecleaner/game/Tile.java

@@ -0,0 +1,34 @@
+package de.lunarakai.minecleaner.game;
+
+public class Tile {
+    public enum TileType {
+        TileUnknown,
+        TileNum1,
+        TileNum2,
+        TileNum3,
+        TileNum4,
+        TileNum5,
+        TileNum6,
+        TileNum7,
+        TileNum8,
+        TileEmpty,
+        TileMine,
+        TileExploded,
+        TileFlag,
+
+    }
+
+    public Tile.TileType tileType;
+
+    public Tile() {
+        setTileType(TileType.TileUnknown);
+    }
+
+    public void setTileType(Tile.TileType tileType) {
+        this.tileType = tileType;
+    }
+
+    public Tile.TileType getTileType() {
+        return tileType;
+    }
+}

src/main/java/de/lunarakai/minecleaner/game/Tilemap.java

@@ -0,0 +1,39 @@
+package de.lunarakai.minecleaner.game;
+
+import org.joml.Vector3i;
+
+public class Tilemap {
+
+    private Tile[][] tiles;
+
+    public Tilemap(Tile[][] tiles) {
+        this.tiles = tiles;
+    }
+
+    public void clearAllTiles() {
+        for(int i = 0; i < tiles.length; i++) {
+            for(int j = 0; j < tiles[0].length; j++) {
+                tiles[i][j] = new Tile();
+            }
+        }
+    }
+
+    public Tile getTile(int x, int y) {
+        if (x >= 0 && x < tiles.length && y >= 0 && y < tiles[0].length) {
+            return tiles[x][y];
+        } else {
+            throw new IllegalArgumentException("Invalid coordinates");
+        }
+    }
+    // Set method
+    public void setTile(Vector3i pos, Tile.TileType tileType) {
+        int x = pos.x();
+        int y = pos.z();
+
+        if (x >= 0 && x < tiles.length && y >= 0 && y < tiles[0].length) {
+            tiles[x][y].setTileType(tileType);
+        } else {
+            throw new IllegalArgumentException("Invalid coordinates");
+        }
+    }
+}

src/main/java/de/lunarakai/minecleaner/utils/BoardUtils.java

@@ -0,0 +1,14 @@
+package de.lunarakai.minecleaner.utils;
+
+import org.bukkit.entity.Display;
+import de.lunarakai.minecleaner.game.Tile;
+
+public class BoardUtils {
+    public static Display matchTileToBlockDisplay(Tile tile) {
+
+        switch (tile.getTileType()) {
+            case TileEmpty:
+        }
+        return null;
+    }
+}

src/main/java/de/lunarakai/minecleaner/utils/MathUtils.java

@@ -0,0 +1,7 @@
+package de.lunarakai.minecleaner.utils;
+
+public class MathUtils {
+    public static int clamp(int value, int min, int max) {
+        return Math.max(min, Math.min(max, value));
+    }
+}

src/main/resources/plugin.yml

@@ -0,0 +1,8 @@
+name: Minecleaner
+version: '${project.version}'
+main: de.lunarakai.minecleaner.MinecleanerPlugin
+api-version: '1.20'
+commands:
+  minecleaner:
+    description: main command
+    aliases: "mcl"