允许玩家在聊天内容中使用[item]标签来展示主手上的物品

src/main/java/ling/coordinateRecorder/CoordinateRecorder.java

@@ -28,6 +28,7 @@ public final class CoordinateRecorder extends JavaPlugin {
         Bukkit.getPluginManager().registerEvents(new PlayerEventListener(), this);
         Bukkit.getPluginManager().registerEvents(new InterruptTransmit(), this);
         Bukkit.getPluginManager().registerEvents(new CheatItemListener(), this);
+        Bukkit.getPluginManager().registerEvents(new ChatEnhancement(), this);
         if (authMePlugin != null && authMePlugin.isEnabled()) {
             getLogger().info("找到AuthMe插件，将使用AuthMe兼容接口");
             Bukkit.getPluginManager().registerEvents(new PlayerAuthMeLoginEventListener(), this);

src/main/java/ling/coordinateRecorder/Listener/ChatEnhancement.java

@@ -0,0 +1,42 @@
+package ling.coordinateRecorder.Listener;
+
+import ling.coordinateRecorder.CoordinateRecorder;
+import net.md_5.bungee.api.chat.BaseComponent;
+import net.md_5.bungee.api.chat.TextComponent;
+import org.bukkit.Material;
+import org.bukkit.entity.Player;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.player.AsyncPlayerChatEvent;
+import org.bukkit.inventory.ItemStack;
+
+///     增强聊天信息
+public class ChatEnhancement implements Listener {
+    @EventHandler
+    public void onPlayerChat(AsyncPlayerChatEvent event) {
+        Player player = event.getPlayer();
+        String message = event.getMessage();
+        if (!message.contains("[item]"))
+            return;
+        
+        ItemStack mainHandItem = player.getInventory().getItemInMainHand();
+        if (mainHandItem.getType() == Material.AIR)
+            return;
+        
+        BaseComponent item = CoordinateRecorder.getItemShowService().addItem(mainHandItem);
+        
+        String[] parts = message.split("\\[item\\]", -1);
+        TextComponent finalMessage = new TextComponent("<" + player.getName() + "> ");
+        for (int i = 0; i < parts.length; i++) {
+            finalMessage.addExtra(new TextComponent(parts[i]));
+            if (i < parts.length - 1) {
+                finalMessage.addExtra(item);
+            }
+        }
+        
+        for (Player recipient : event.getRecipients()) {
+            recipient.spigot().sendMessage(finalMessage);
+        }
+        event.setCancelled(true);
+    }
+}

src/main/java/ling/coordinateRecorder/Service/ItemShowService.java

@@ -2,10 +2,7 @@ package ling.coordinateRecorder.Service;
 
 import ling.coordinateRecorder.CoordinateRecorder;
 import net.md_5.bungee.api.ChatColor;
-import net.md_5.bungee.api.chat.BaseComponent;
-import net.md_5.bungee.api.chat.ClickEvent;
-import net.md_5.bungee.api.chat.HoverEvent;
-import net.md_5.bungee.api.chat.TextComponent;
+import net.md_5.bungee.api.chat.*;
 import net.md_5.bungee.api.chat.hover.content.Text;
 import org.bukkit.Bukkit;
 import org.bukkit.command.Command;
@@ -54,7 +51,15 @@ public class ItemShowService implements Service {
         lock();
         long index = nextIndex++;
         hashMap.put(index, new ItemData(item.clone()));
-        BaseComponent message = new TextComponent("[" + item.getItemMeta().getDisplayName() + "]");
+        BaseComponent itemName;
+        if (!item.getItemMeta().getDisplayName().isEmpty()) {
+            itemName = new TextComponent(item.getItemMeta().getDisplayName());
+        } else {
+            itemName = new TranslatableComponent("item.minecraft." + item.getType().name().toLowerCase());
+        }
+        BaseComponent message = new TextComponent("[");
+        message.addExtra(itemName);
+        message.addExtra("]");
         message.setColor(ChatColor.YELLOW);
         message.setHoverEvent(new HoverEvent(HoverEvent.Action.SHOW_TEXT, new Text("点击查看物品详情")));
         message.setClickEvent(new ClickEvent(ClickEvent.Action.RUN_COMMAND, "/show_item_stack " + index));