feat: 榜单客户端（接收包+/slsboard命令+右侧HUD）
BoardClient注册客户端入口：接收BoardSyncPayload、/slsboard deaths/mined/off切换显示、HudElementRegistry注册右侧HUD。各玩家本地状态独立，不同步。
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package com.github.zly2006.carpetslsaddition.client;
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import com.github.zly2006.carpetslsaddition.net.BoardSyncPayload;
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import com.mojang.brigadier.arguments.StringArgumentType;
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import net.fabricmc.api.ClientModInitializer;
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import net.fabricmc.api.EnvType;
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import net.fabricmc.api.Environment;
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import net.fabricmc.fabric.api.client.command.v2.ClientCommandRegistrationCallback;
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import net.fabricmc.fabric.api.client.command.v2.FabricClientCommandSource;
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import net.fabricmc.fabric.api.client.networking.v1.ClientPlayNetworking;
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import net.fabricmc.fabric.api.client.rendering.v1.hud.HudElementRegistry;
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import net.minecraft.network.chat.Component;
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import net.minecraft.resources.Identifier;
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import java.util.ArrayList;
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import java.util.List;
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/**
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* 客户端入口：接收榜单数据、注册 /slsboard 命令、注册 HUD 渲染。
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*
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* <p>纯客户端功能：显示哪个榜由本地状态决定，各玩家可不同步。
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*/
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@Environment(EnvType.CLIENT)
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public class BoardClient implements ClientModInitializer {
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public static final Identifier HUD_ID = Identifier.fromNamespaceAndPath("slsa", "board_hud");
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@Override
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public void onInitializeClient() {
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// 1) 接收服务端下发的榜单数据
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ClientPlayNetworking.registerGlobalReceiver(BoardSyncPayload.TYPE, (payload, context) -> {
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List<BoardClientState.Entry> entries = new ArrayList<>();
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for (BoardSyncPayload.Entry e : payload.entries()) {
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entries.add(new BoardClientState.Entry(e.name(), e.score()));
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}
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context.client().execute(() -> BoardClientState.setBoard(payload.board(), entries));
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});
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// 2) /slsboard 命令（纯客户端，非 OP 也能用）
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ClientCommandRegistrationCallback.EVENT.register((dispatcher, registryAccess) -> {
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dispatcher.register(
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net.minecraft.commands.Commands.literal("slsboard")
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.then(net.minecraft.commands.Commands.literal("deaths")
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.executes(c -> { BoardClientState.toggle("deaths"); feedback(c.getSource()); return 1; }))
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.then(net.minecraft.commands.Commands.literal("mined")
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.executes(c -> { BoardClientState.toggle("mined"); feedback(c.getSource()); return 1; }))
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.then(net.minecraft.commands.Commands.literal("off")
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.executes(c -> { BoardClientState.set(""); feedback(c.getSource()); return 1; }))
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.then(net.minecraft.commands.Commands.argument("board", StringArgumentType.word())
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.suggests((c, b) -> net.minecraft.commands.SharedSuggestionProvider.suggest(
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new String[]{"deaths", "mined", "off"}, b))
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.executes(c -> {
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String v = StringArgumentType.getString(c, "board");
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BoardClientState.set("off".equals(v) ? "" : v);
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feedback(c.getSource());
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return 1;
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}))
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);
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});
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// 3) HUD 渲染
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HudElementRegistry.addLast(HUD_ID, new BoardHudElement());
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}
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private static void feedback(FabricClientCommandSource source) {
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String d = BoardClientState.displaying;
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source.sendFeedback(Component.literal("[SLSA] 榜单显示：" + (d.isEmpty() ? "关闭" : d)));
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}
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}
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@@ -0,0 +1,58 @@
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package com.github.zly2006.carpetslsaddition.client;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.List;
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/**
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* 客户端榜单状态（纯客户端，各玩家独立，不同步）。
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*
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* <ul>
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* <li>{@link #displaying}：当前显示哪个榜（"" = 不显示）。</li>
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* <li>{@code deaths}/{@code mined}：从服务端收到的排行数据缓存。</li>
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* </ul>
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*/
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public final class BoardClientState {
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private BoardClientState() {}
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/** 当前显示的榜："" / "deaths" / "mined"。 */
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public static volatile String displaying = "";
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private static volatile List<Entry> deaths = Collections.emptyList();
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private static volatile List<Entry> mined = Collections.emptyList();
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public record Entry(String name, int score) {}
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public static void setBoard(String board, List<Entry> entries) {
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if ("deaths".equals(board)) {
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deaths = entries;
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} else if ("mined".equals(board)) {
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mined = entries;
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}
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}
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public static List<Entry> current() {
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return switch (displaying) {
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case "deaths" -> deaths;
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case "mined" -> mined;
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default -> Collections.emptyList();
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};
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}
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public static void toggle(String board) {
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displaying = displaying.equals(board) ? "" : board;
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}
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public static void set(String board) {
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displaying = board;
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}
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public static String currentTitle() {
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return switch (displaying) {
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case "deaths" -> "死亡榜";
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case "mined" -> "挖掘榜";
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default -> "";
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};
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}
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}
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@@ -0,0 +1,70 @@
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package com.github.zly2006.carpetslsaddition.client;
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import net.fabricmc.api.EnvType;
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import net.fabricmc.api.Environment;
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import net.fabricmc.fabric.api.client.rendering.v1.hud.HudElement;
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import net.minecraft.client.DeltaTracker;
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import net.minecraft.client.Minecraft;
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import net.minecraft.client.gui.Font;
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import net.minecraft.client.gui.GuiGraphicsExtractor;
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import net.minecraft.network.chat.Component;
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import java.util.List;
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/**
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* 右侧排行榜 HUD：显示死亡榜/挖掘榜的 Top N。
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*
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* <p>纯客户端渲染，内容来自 {@link BoardClientState}（服务端同步而来）。
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*/
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@Environment(EnvType.CLIENT)
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public class BoardHudElement implements HudElement {
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private static final int LINE_H = 10;
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private static final int PAD = 4;
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private static final int BG = 0x80000000; // 半透明黑
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private static final int TITLE_COLOR = 0xFFFF55; // 黄
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private static final int TEXT_COLOR = 0xFFFFFF; // 白
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@Override
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public void extractRenderState(GuiGraphicsExtractor g, DeltaTracker delta) {
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String board = BoardClientState.displaying;
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if (board == null || board.isEmpty()) {
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return;
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}
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Minecraft mc = Minecraft.getInstance();
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if (mc.player == null || mc.options.hideGui) {
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return;
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}
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List<BoardClientState.Entry> list = BoardClientState.current();
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Font font = mc.font;
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String title = BoardClientState.currentTitle();
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int maxW = font.width(title);
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for (BoardClientState.Entry e : list) {
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maxW = Math.max(maxW, font.width(line(e)));
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}
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int screenW = g.guiWidth();
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int x = screenW - maxW - PAD * 2 - 2;
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int y = 4;
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// 背景
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int h = PAD * 2 + LINE_H * (list.size() + 1);
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g.fill(x, y, x + maxW + PAD * 2, y + h, BG);
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int ty = y + PAD;
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g.text(font, Component.literal(title), x + PAD, ty, TITLE_COLOR);
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ty += LINE_H;
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for (int i = 0; i < list.size(); i++) {
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BoardClientState.Entry e = list.get(i);
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g.text(font, Component.literal(line(e)), x + PAD, ty, TEXT_COLOR);
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ty += LINE_H;
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}
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}
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private static String line(BoardClientState.Entry e) {
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String name = e.name();
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if (name.length() > 12) name = name.substring(0, 12);
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return name + " " + e.score();
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}
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}
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@@ -19,6 +19,9 @@
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"entrypoints": {
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"main": [
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"com.github.zly2006.carpetslsaddition.ServerMain"
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],
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"client": [
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"com.github.zly2006.carpetslsaddition.client.BoardClient"
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]
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},
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"accessWidener": "slsa.accesswidener",
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