feat: add LuckPerms support to chat handler

src/main/java/org/examp/john/ChatHandler.java

@@ -1,19 +1,23 @@
 package org.examp.john;
 
 import net.fabricmc.fabric.api.message.v1.ServerMessageEvents;
+import net.luckperms.api.LuckPerms;
+import net.luckperms.api.LuckPermsProvider;
+import net.luckperms.api.model.user.User;
 import net.minecraft.ChatFormatting;
 import net.minecraft.network.chat.Component;
+import net.minecraft.network.chat.MutableComponent;
 import net.minecraft.server.MinecraftServer;
-import net.minecraft.server.level.ServerPlayer;
 import net.minecraft.server.level.ServerLevel;
+import net.minecraft.server.level.ServerPlayer;
 
 import java.util.List;
 
 public class ChatHandler {
-    public static void register() {
 
+    public static void register() {
         final String prefix = "!";
-        final float LOCAL_CHAT_RADIUS = 50;
+        final float LOCAL_CHAT_RADIUS = 100;
 
         ServerMessageEvents.ALLOW_CHAT_MESSAGE.register((message, sender, params) -> {
             String text = message.signedContent();
@@ -21,20 +25,39 @@ public class ChatHandler {
             ServerLevel serverLevel = sender.level();
             MinecraftServer server = serverLevel.getServer();
             List<ServerPlayer> players = server.getPlayerList().getPlayers();
-            String nickmane = sender.getDisplayName().getString();
-            if (text.startsWith(prefix)) {
 
+            String playerPrefix = "";
+            try {
+                LuckPerms luckPerms = LuckPermsProvider.get();
+                User user = luckPerms.getUserManager().getUser(sender.getUUID());
+                if (user != null) {
+                    String metaPrefix = user.getCachedData().getMetaData().getPrefix();
+                    if (metaPrefix != null) {
+                        playerPrefix = metaPrefix;
+                    }
+                }
+            } catch (Throwable ignored) {
+            }
+
+            MutableComponent formattedPrefix = Component.literal(playerPrefix.replace("&", "§"));
+            MutableComponent formattedName = Component.empty()
+                    .append(formattedPrefix)
+                    .append(sender.getDisplayName());
+
+            if (text.startsWith(prefix)) {
                 String actualMessage = text.substring(1).trim();
-                Component globalMessage = Component.literal(nickmane + ": " + actualMessage);
+                Component globalMessage = Component.empty()
+                        .append(formattedName)
+                        .append(Component.literal(": " + actualMessage));
 
                 for (ServerPlayer player : players) {
                     player.sendSystemMessage(globalMessage);
                 }
 
             } else {
-
-                Component localMessage = Component.literal(nickmane + ": ")
-                                .append(Component.literal(text)).withStyle(ChatFormatting.GRAY);
+                Component localMessage = Component.empty()
+                        .append(formattedName)
+                        .append(Component.literal(": " + text).withStyle(ChatFormatting.GRAY));
 
                 for (ServerPlayer player : players) {
                     if (player.level() == serverLevel && player.distanceTo(sender) <= LOCAL_CHAT_RADIUS) {

src/main/java/org/examp/john/Localchat.java

@@ -13,4 +13,4 @@ public class Localchat implements ModInitializer {
         // Тепер ChatHandler викликається з того ж пакета без помилок імпорту
         ChatHandler.register();
     }
-}
+}