feat: add Leaves' Creative Fly No Clip feature

fix #16
2026-03-09 00:13:08 +08:00
parent b22e9e588b
commit 85d2fa3372
3 changed files with 287 additions and 0 deletions
@@ -0,0 +1,25 @@
+package fun.bm.lophine.config.modules.function;
+
+import com.electronwill.nightconfig.core.file.CommentedFileConfig;
+import me.earthme.luminol.config.IConfigModule;
+import me.earthme.luminol.config.flags.ConfigClassInfo;
+import me.earthme.luminol.config.flags.ConfigInfo;
+import me.earthme.luminol.enums.EnumConfigCategory;
+import org.jetbrains.annotations.Nullable;
+import org.leavesmc.leaves.protocol.CarpetServerProtocol;
+
+import java.util.Set;
+
+@ConfigClassInfo(name = "creative_fly_no_clip", category = EnumConfigCategory.FUNCTION)
+public class CreativeFlyNoClipConfig implements IConfigModule {
+    @ConfigInfo(name = "enabled", comments = """
+           Whether to enable creative fly no clip.
+           When enabled, players in creative mode will not collide with blocks while flying.
+           This allows them to pass through blocks without obstruction.""")
+    public static boolean enabled = false;
+
+    @Override
+    public void onLoaded(CommentedFileConfig configInstance, @Nullable Set<Exception> e) {
+        CarpetServerProtocol.CarpetRules.register(CarpetServerProtocol.CarpetRule.of("carpet", "creativeNoClip", enabled));
+    }
+}
@@ -0,0 +1,114 @@
+package org.leavesmc.leaves.protocol;
+
+import com.mojang.logging.LogUtils;
+import fun.bm.lophine.config.modules.function.CreativeFlyNoClipConfig;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.network.FriendlyByteBuf;
+import net.minecraft.network.codec.ByteBufCodecs;
+import net.minecraft.network.codec.StreamCodec;
+import net.minecraft.resources.Identifier;
+import net.minecraft.server.level.ServerPlayer;
+import org.jetbrains.annotations.Contract;
+import org.jetbrains.annotations.NotNull;
+import org.leavesmc.leaves.protocol.core.LeavesCustomPayload;
+import org.leavesmc.leaves.protocol.core.LeavesProtocol;
+import org.leavesmc.leaves.protocol.core.ProtocolHandler;
+import org.leavesmc.leaves.protocol.core.ProtocolUtils;
+import org.slf4j.Logger;
+
+import java.util.HashMap;
+import java.util.Locale;
+import java.util.Map;
+
+@LeavesProtocol.Register(namespace = "carpet")
+public class CarpetServerProtocol implements LeavesProtocol {
+    private static final Logger LOGGER = LogUtils.getClassLogger();
+
+    public static final String PROTOCOL_ID = "carpet";
+    public static final String VERSION = ProtocolUtils.buildProtocolVersion(PROTOCOL_ID);
+
+    private static final String HI = "69";
+    private static final String HELLO = "420";
+
+    @Contract("_ -> new")
+    public static Identifier id(String path) {
+        return Identifier.fromNamespaceAndPath(PROTOCOL_ID, path);
+    }
+
+    @ProtocolHandler.PlayerJoin
+    public static void onPlayerJoin(ServerPlayer player) {
+        CompoundTag data = new CompoundTag();
+        data.putString(HI, VERSION);
+        ProtocolUtils.sendPayloadPacket(player, new CarpetPayload(data));
+    }
+
+    @ProtocolHandler.PayloadReceiver(payload = CarpetPayload.class)
+    private static void handleHello(@NotNull ServerPlayer player, @NotNull CarpetServerProtocol.CarpetPayload payload) {
+        if (payload.nbt.contains(HELLO)) {
+            LOGGER.info("Player {} joined with carpet {}", player.getScoreboardName(), payload.nbt.getString(HELLO).orElse("Unknown"));
+            CompoundTag data = new CompoundTag();
+            CarpetRules.write(data);
+            ProtocolUtils.sendPayloadPacket(player, new CarpetPayload(data));
+        }
+    }
+
+    @Override
+    public boolean isActive() {
+        return CreativeFlyNoClipConfig.enabled;
+    } // re-edit for creative no clip
+
+    public static class CarpetRules {
+
+        private static final Map<String, CarpetRule> rules = new HashMap<>();
+
+        public static void write(@NotNull CompoundTag tag) {
+            CompoundTag rulesNbt = new CompoundTag();
+            rules.values().forEach(rule -> rule.writeNBT(rulesNbt));
+
+            tag.put("Rules", rulesNbt);
+        }
+
+        public static void register(CarpetRule rule) {
+            rules.put(rule.name, rule);
+        }
+    }
+
+    public record CarpetRule(String identifier, String name, String value) {
+
+        @NotNull
+        @Contract("_, _, _ -> new")
+        public static CarpetRule of(String identifier, String name, Enum<?> value) {
+            return new CarpetRule(identifier, name, value.name().toLowerCase(Locale.ROOT));
+        }
+
+        @NotNull
+        @Contract("_, _, _ -> new")
+        public static CarpetRule of(String identifier, String name, boolean value) {
+            return new CarpetRule(identifier, name, Boolean.toString(value));
+        }
+
+        public void writeNBT(@NotNull CompoundTag rules) {
+            CompoundTag rule = new CompoundTag();
+            String key = name;
+
+            while (rules.contains(key)) {
+                key = key + "2";
+            }
+
+            rule.putString("Value", value);
+            rule.putString("Manager", identifier);
+            rule.putString("Rule", name);
+            rules.put(key, rule);
+        }
+    }
+
+    public record CarpetPayload(CompoundTag nbt) implements LeavesCustomPayload {
+        @ID
+        private static final Identifier HELLO_ID = CarpetServerProtocol.id("hello");
+
+        @Codec
+        private static final StreamCodec<FriendlyByteBuf, CarpetPayload> CODEC = StreamCodec.composite(
+            ByteBufCodecs.COMPOUND_TAG, CarpetPayload::nbt, CarpetPayload::new
+        );
+    }
+}