Added cminesweeper command

src/main/java/net/earthcomputer/clientcommands/ClientCommands.java

@@ -147,6 +147,7 @@ public static void registerCommands(CommandDispatcher<FabricClientCommandSource>
         KitCommand.register(dispatcher);
         ListenCommand.register(dispatcher);
         LookCommand.register(dispatcher);
+        MinesweeperCommand.register(dispatcher);
         MoteCommand.register(dispatcher);
         NoteCommand.register(dispatcher);
         PermissionLevelCommand.register(dispatcher);

src/main/java/net/earthcomputer/clientcommands/command/MinesweeperCommand.java

@@ -0,0 +1,358 @@
+package net.earthcomputer.clientcommands.command;
+
+import com.mojang.blaze3d.platform.InputConstants;
+import com.mojang.brigadier.Command;
+import com.mojang.brigadier.CommandDispatcher;
+import com.mojang.brigadier.exceptions.CommandSyntaxException;
+import com.mojang.brigadier.exceptions.SimpleCommandExceptionType;
+import net.fabricmc.fabric.api.client.command.v2.FabricClientCommandSource;
+import net.minecraft.ChatFormatting;
+import net.minecraft.client.gui.GuiGraphics;
+import net.minecraft.client.gui.screens.Screen;
+import net.minecraft.network.chat.Component;
+import net.minecraft.resources.ResourceLocation;
+import net.minecraft.sounds.SoundEvents;
+import net.minecraft.sounds.SoundSource;
+import net.minecraft.util.Mth;
+import org.jetbrains.annotations.Nullable;
+import org.joml.Vector2i;
+
+import java.util.Random;
+
+import static com.mojang.brigadier.arguments.IntegerArgumentType.*;
+import static net.fabricmc.fabric.api.client.command.v2.ClientCommandManager.*;
+
+public class MinesweeperCommand {
+    private static final SimpleCommandExceptionType TOO_MANY_MINES_EXCEPTION = new SimpleCommandExceptionType(Component.translatable("commands.cminesweeper.too_many_mines"));
+
+    public static void register(CommandDispatcher<FabricClientCommandSource> dispatcher) {
+        dispatcher.register(literal("cminesweeper")
+            .executes(ctx -> minesweeper(ctx.getSource(), 9, 9, 10))
+            .then(literal("beginner")
+                .executes(ctx -> minesweeper(ctx.getSource(), 9, 9, 10)))
+            .then(literal("intermediate")
+                .executes(ctx -> minesweeper(ctx.getSource(), 16, 16, 40)))
+            .then(literal("expert")
+                .executes(ctx -> minesweeper(ctx.getSource(), 32, 16, 99)))
+            .then(literal("custom")
+                .then(argument("width", integer(3, 128))
+                    .then(argument("height", integer(3, 128))
+                        .then(argument("mines", integer(0, 128 * 128 - 9))
+                            .executes(ctx -> minesweeper(ctx.getSource(), getInteger(ctx, "width"), getInteger(ctx, "height"), getInteger(ctx, "mines"))))))));
+    }
+
+    private static int minesweeper(FabricClientCommandSource source, int width, int height, int mines) throws CommandSyntaxException {
+        if (mines > (width * height - 9)) {
+            throw TOO_MANY_MINES_EXCEPTION.create();
+        }
+
+        source.getClient().tell(() -> source.getClient().setScreen(new MinesweeperGameScreen(width, height, mines)));
+
+        return Command.SINGLE_SUCCESS;
+    }
+}
+
+class MinesweeperGameScreen extends Screen {
+    private static final ResourceLocation MINESWEEPER_ATLAS = new ResourceLocation("clientcommands:textures/minesweeper_atlas.png");
+
+    private static final Vector2i TOP_LEFT_UV = new Vector2i(0, 0);
+    private static final Vector2i TOP_UV = new Vector2i(12, 0);
+    private static final Vector2i TOP_RIGHT_UV = new Vector2i(28, 0);
+    private static final Vector2i LEFT_UV = new Vector2i(0, 12);
+    private static final Vector2i RIGHT_UV = new Vector2i(28, 12);
+    private static final Vector2i BOTTOM_LEFT_UV = new Vector2i(0, 28);
+    private static final Vector2i BOTTOM_UV = new Vector2i(12, 28);
+    private static final Vector2i BOTTOM_RIGHT_UV = new Vector2i(28, 28);
+
+    private static final Vector2i NOT_A_MINE_TILE_UV = new Vector2i(68, 32);
+    private static final Vector2i MINE_TILE_UV = new Vector2i(52, 32);
+    private static final Vector2i RED_MINE_TILE_UV = new Vector2i(84, 16);
+    private static final Vector2i EMPTY_TILE_UV = new Vector2i(12, 12);
+    private static final Vector2i HOVERED_TILE_UV = new Vector2i(100, 16);
+    private static final Vector2i HOVERED_FLAGGED_TILE_UV = new Vector2i(36, 32);
+    private static final Vector2i FLAGGED_TILE_UV = new Vector2i(100, 32);
+    private static final Vector2i TILE_UV = new Vector2i(84, 32);
+    private static final Vector2i ONE_TILE_UV = new Vector2i(36, 0);
+    private static final Vector2i TWO_TILE_UV = new Vector2i(52, 0);
+    private static final Vector2i THREE_TILE_UV = new Vector2i(68, 0);
+    private static final Vector2i FOUR_TILE_UV = new Vector2i(84, 0);
+    private static final Vector2i FIVE_TILE_UV = new Vector2i(100, 0);
+    private static final Vector2i SIX_TILE_UV = new Vector2i(36, 16);
+    private static final Vector2i SEVEN_TILE_UV = new Vector2i(52, 16);
+    private static final Vector2i EIGHT_TILE_UV = new Vector2i(68, 16);
+
+    int boardWidth;
+    int boardHeight;
+    int mines;
+    int ticksPlaying;
+    byte[] board;
+    int gameWidth;
+    int gameHeight;
+    int topLeftX;
+    int topLeftY;
+    @Nullable
+    Integer dragging;
+    @Nullable
+    Vector2i deathCoords;
+    int minesLeft;
+    int emptyTilesRemaining;
+
+    MinesweeperGameScreen(int width, int height, int mines) {
+        super(Component.translatable("minesweeperGame.title"));
+        this.boardWidth = width;
+        this.boardHeight = height;
+        this.mines = mines;
+        this.ticksPlaying = 0;
+        this.board = new byte[boardWidth * boardHeight];
+        this.gameWidth = boardWidth * 16 + 20;
+        this.gameHeight = boardHeight * 16 + 20;
+        this.dragging = null;
+        this.deathCoords = null;
+        this.minesLeft = mines;
+        this.emptyTilesRemaining = width * height - mines;
+    }
+
+    @Override
+    protected void init() {
+        this.topLeftX = (this.width - gameWidth) / 2;
+        this.topLeftY = (this.height - gameHeight) / 2;
+    }
+
+    @Override
+    public void render(GuiGraphics graphics, int mouseX, int mouseY, float tickDelta) {
+        renderBackground(graphics, mouseX, mouseY, tickDelta);
+
+        graphics.drawString(minecraft.font, "Mines Left: " + minesLeft, topLeftX, topLeftY - 10, 0xff_ffffff);
+        graphics.drawCenteredString(minecraft.font, title.getString(), topLeftX + gameWidth / 2, topLeftY - 20, 0xff_ffffff);
+        {
+            String str = "Time Played: " + Math.ceilDiv(ticksPlaying, 20) + "s";
+            graphics.drawString(minecraft.font, str, topLeftX + gameWidth - minecraft.font.width(str), topLeftY - 10, deathCoords != null ? ChatFormatting.RED.getColor() : (emptyTilesRemaining == 0 ? ChatFormatting.GREEN.getColor() : ChatFormatting.WHITE.getColor()));
+        }
+
+        blitSprite(graphics, TOP_LEFT_UV, 0, 0, 12, 12);
+        for (int i = 0; i < boardWidth; i++) {
+            blitSprite(graphics, TOP_UV, 12 + i * 16, 0, 16, 12);
+        }
+        blitSprite(graphics, TOP_RIGHT_UV, 12 + boardWidth * 16, 0, 8, 12);
+        for (int i = 0; i < boardHeight; i++) {
+            blitSprite(graphics, LEFT_UV, 0, 12 + i * 16, 12, 16);
+            blitSprite(graphics, RIGHT_UV, 12 + boardWidth * 16, 12 + i * 16, 8, 16);
+        }
+        blitSprite(graphics, BOTTOM_LEFT_UV, 0, 12 + boardHeight * 16, 12, 8);
+        for (int i = 0; i < boardWidth; i++) {
+            blitSprite(graphics, BOTTOM_UV, 12 + i * 16, 12 + boardHeight * 16, 16, 8);
+        }
+        blitSprite(graphics, BOTTOM_RIGHT_UV, 12 + boardWidth * 16, 12 + boardHeight * 16, 8, 8);
+
+        for (int x = 0; x < boardWidth; x++) {
+            for (int y = 0; y < boardHeight; y++) {
+                boolean hovered = Mth.floorDiv(mouseX - topLeftX - 12, 16) == x && Mth.floorDiv(mouseY - topLeftY - 12, 16) == y;
+                blitSprite(graphics, getTileSprite(x, y, hovered),  x * 16 + 12, y * 16 + 12, 16, 16);
+            }
+        }
+    }
+
+    public void blitSprite(GuiGraphics graphics, Vector2i uv, int x, int y, int width, int height) {
+        graphics.blit(MINESWEEPER_ATLAS, topLeftX + x, topLeftY + y, width, height, uv.x, uv.y, width, height, 128, 64);
+    }
+
+    @Override
+    public void tick() {
+        if (ticksPlaying > 0 && gameActive()) {
+            ticksPlaying += 1;
+        }
+    }
+
+    @Override
+    public boolean mouseClicked(double mouseX, double mouseY, int button) {
+        dragging = button;
+        return false;
+    }
+
+    @Override
+    public boolean mouseReleased(double mouseX, double mouseY, int button) {
+        dragging = null;
+
+        int tileX = Mth.floorDiv((int) (mouseX - topLeftX - 12), 16);
+        int tileY = Mth.floorDiv((int) (mouseY - topLeftY - 12), 16);
+
+        if (isWithinBounds(tileX, tileY) && gameActive()) {
+            if (button == InputConstants.MOUSE_BUTTON_LEFT) {
+                if (ticksPlaying == 0) {
+                    generateMines(tileX, tileY);
+                    ticksPlaying = 1;
+                }
+
+                click(tileX, tileY);
+
+                assert minecraft != null && minecraft.player != null;
+                if (emptyTilesRemaining <= 0) {
+                    minecraft.player.playNotifySound(SoundEvents.NOTE_BLOCK_PLING.value(), SoundSource.MASTER, 1.0f, 2.0f);
+                } else if (deathCoords != null) {
+                    minecraft.player.playNotifySound(SoundEvents.NOTE_BLOCK_BASS.value(), SoundSource.MASTER, 1.0f, 1.0f);
+                }
+            } else if (button == InputConstants.MOUSE_BUTTON_RIGHT) {
+                flag(tileX, tileY);
+            }
+        }
+
+        return true;
+    }
+
+    private boolean gameActive() {
+        return deathCoords == null && emptyTilesRemaining > 0;
+    }
+
+    private void generateMines(int avoidX, int avoidY) {
+        Random random = new Random();
+
+        for (int i = 0; i < mines; i++) {
+            int x = random.nextInt(boardWidth);
+            int y = random.nextInt(boardHeight);
+
+            // too close to the clicked position
+            if (Mth.abs(avoidX - x) <= 1 && Mth.abs(avoidY - y) <= 1) {
+                i--;
+                continue;
+            }
+
+            // already a mine
+            if ((board[y * boardWidth + x] & 0b1100) >>> 2 == 2) {
+                i--;
+                continue;
+            }
+
+            incrementWarning(x - 1, y - 1);
+            incrementWarning(x, y - 1);
+            incrementWarning(x + 1, y - 1);
+
+            incrementWarning(x - 1, y);
+            board[y * boardWidth + x] = 0b000_10_0_0;
+            incrementWarning(x + 1, y);
+
+            incrementWarning(x - 1, y + 1);
+            incrementWarning(x, y + 1);
+            incrementWarning(x + 1, y + 1);
+        }
+    }
+
+    private void incrementWarning(int x, int y) {
+        if (isWithinBounds(x, y)) {
+            int idx = y * boardWidth + x;
+            byte original_tile = board[idx];
+            if ((original_tile & 0b1100) >>> 2 == 1) {
+                // increment warning quantity
+                board[idx] += 0b0_001_00_0_0;
+            } else if ((original_tile & 0b1100) >>> 2 == 0) {
+                // set to warning tile (and since it was empty beforehand, we make it have a quantity of 1)
+                board[idx] = 0b0_000_01_0_0;
+            }
+        }
+    }
+
+    private boolean isWithinBounds(int x, int y) {
+        return 0 <= x && x < boardWidth && 0 <= y && y < boardHeight;
+    }
+
+    private void click(int x, int y) {
+        byte tile = board[y * boardWidth + x];
+        boolean flagged = (tile & 2) > 0;
+        boolean covered = (tile & 1) == 0;
+        int type = (tile & 0b1100) >>> 2;
+        if (!covered || flagged) {
+            return;
+        }
+
+        if (type == 1) {
+            // set uncovered
+            board[y * boardWidth + x] |= 0b1;
+            emptyTilesRemaining -= 1;
+        } else if (type == 2) {
+            // set uncovered
+            board[y * boardWidth + x] |= 0b1;
+            deathCoords = new Vector2i(x, y);
+        } else {
+            // set uncovered
+            board[y * boardWidth + x] |= 0b1;
+            emptyTilesRemaining -= 1;
+            // we need to leave room for the current tile in the queue
+            int[] queue = new int[emptyTilesRemaining + 1];
+            int queueIdx = 0;
+            queue[0] = y * boardWidth + x;
+            while (queueIdx >= 0) {
+                int idx = queue[queueIdx--];
+                int xPart = idx % boardWidth;
+                int yPart = idx / boardWidth;
+                for (Vector2i possibleNeighbour : new Vector2i[]{
+                    new Vector2i(xPart - 1, yPart - 1),
+                    new Vector2i(xPart, yPart - 1),
+                    new Vector2i(xPart + 1, yPart - 1),
+
+                    new Vector2i(xPart - 1, yPart),
+                    new Vector2i(xPart + 1, yPart),
+
+                    new Vector2i(xPart - 1, yPart + 1),
+                    new Vector2i(xPart, yPart + 1),
+                    new Vector2i(xPart + 1, yPart + 1),
+                }) {
+                    if (isWithinBounds(possibleNeighbour.x, possibleNeighbour.y)) {
+                        int pos = possibleNeighbour.y * boardWidth + possibleNeighbour.x;
+                        byte value = board[pos];
+                        // set uncovered
+                        board[pos] |= 0b1;
+                        if ((value & 0b1) == 0) {
+                            emptyTilesRemaining -= 1;
+                            // if it's an empty tile, we put it in the queue to go activate all its neighbours
+                            if ((value & 0b11_0_0) >>> 2 == 0) {
+                                queue[++queueIdx] = pos;
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    private void flag(int x, int y) {
+        if ((board[y * boardWidth + x] & 0b1) > 0) {
+            return;
+        }
+
+        minesLeft -= ((board[y * boardWidth + x] ^= 0b1_0) & 0b1_0) > 0 ? 1 : -1;
+    }
+
+    private Vector2i getTileSprite(int x, int y, boolean hovered) {
+        byte tile = board[y * boardWidth + x];
+        boolean flagged = (tile & 2) > 0;
+        boolean covered = (tile & 1) == 0;
+        int type = (tile & 0b1100) >>> 2;
+        int warning_quantity = (tile & 0b1110000) >>> 4;
+
+        if (deathCoords != null && type == 2 && !flagged) {
+            return new Vector2i(x, y).equals(deathCoords) ? RED_MINE_TILE_UV : MINE_TILE_UV;
+        }
+
+        if (flagged) {
+            return hovered && deathCoords == null ? HOVERED_FLAGGED_TILE_UV : (deathCoords != null && type != 2 ? NOT_A_MINE_TILE_UV : FLAGGED_TILE_UV);
+        }
+
+        if (covered) {
+            return hovered && deathCoords == null ? (dragging != null && dragging == 0 ? EMPTY_TILE_UV : HOVERED_TILE_UV) : TILE_UV;
+        }
+
+        if (type == 0) {
+            return EMPTY_TILE_UV;
+        } else {
+            return switch (warning_quantity) {
+                case 0 -> ONE_TILE_UV;
+                case 1 -> TWO_TILE_UV;
+                case 2 -> THREE_TILE_UV;
+                case 3 -> FOUR_TILE_UV;
+                case 4 -> FIVE_TILE_UV;
+                case 5 -> SIX_TILE_UV;
+                case 6 -> SEVEN_TILE_UV;
+                default -> EIGHT_TILE_UV;
+            };
+        }
+    }
+}

src/main/resources/assets/clientcommands/lang/en_us.json

@@ -157,6 +157,8 @@
   "commands.clisten.list": "Listening to the following packets:",
   "commands.clisten.clear": "No longer listening to any packets",
 
+  "commands.cminesweeper.too_many_mines": "Too many mines, must be between 0 and 9 less than than the amount of total tiles",
+
   "commands.cplayerinfo.ioException": "An error occurred",
   "commands.cplayerinfo.getNameHistory.success": "%s has had the following names: %s",
 
@@ -333,6 +335,8 @@
   "snakeGame.title": "Snake",
   "snakeGame.score": "Score: %d",
 
+  "minesweeperGame.title": "Minesweeper",
+
   "c2cpacket.messageTooLong": "Message too long (max. 255 characters) got %s characters",
   "c2cpacket.publicKeyNotFound": "Public key not found",
   "c2cpacket.encryptionFailed": "Something failed while encrypting your message",