1.1.0

1. 添加变量 %PlayerPrefix%
2. 添加部署配置

src/main/java/cc/carm/plugin/playerprefix/Main.java

@@ -1,6 +1,7 @@
 package cc.carm.plugin.playerprefix;
 
 import cc.carm.plugin.playerprefix.commands.PlayerPrefixCommand;
+import cc.carm.plugin.playerprefix.hooker.PlayerPrefixExpansion;
 import cc.carm.plugin.playerprefix.listeners.PrefixListener;
 import cc.carm.plugin.playerprefix.managers.UserPrefixManager;
 import cc.carm.plugin.playerprefix.utils.MessageParser;
@@ -33,6 +34,14 @@ public class Main extends JavaPlugin {
         log("注册监听器...");
         Bukkit.getPluginManager().registerEvents(new PrefixListener(), this);
 
+        if (Bukkit.getPluginManager().getPlugin("PlaceholderAPI") != null) {
+            log("注册变量...");
+            new PlayerPrefixExpansion(getInstance()).register();
+        } else {
+            log("未安装 PlaceholderAPI 不进行变量注册...");
+            log("若您想使用变量进行前缀的显示，请安装PlaceholderAPI！");
+        }
+
         log("加载完成 ，共耗时 " + (System.currentTimeMillis() - startTime) + " ms 。");
 
     }

src/main/java/cc/carm/plugin/playerprefix/hooker/PlayerPrefixExpansion.java

@@ -0,0 +1,57 @@
+package cc.carm.plugin.playerprefix.hooker;
+
+import cc.carm.plugin.playerprefix.managers.UserPrefixManager;
+import cc.carm.plugin.playerprefix.models.UserPrefixCache;
+import me.clip.placeholderapi.expansion.PlaceholderExpansion;
+import org.bukkit.entity.Player;
+import org.bukkit.plugin.java.JavaPlugin;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class PlayerPrefixExpansion extends PlaceholderExpansion {
+
+    JavaPlugin plugin;
+
+    public PlayerPrefixExpansion(JavaPlugin plugin) {
+        this.plugin = plugin;
+    }
+
+    @Override
+    public @NotNull List<String> getPlaceholders() {
+        List<String> placeholders = new ArrayList<>();
+        placeholders.add("%PlayerPrefix%");
+        return placeholders;
+    }
+
+    @Override
+    public boolean canRegister() {
+        return true;
+    }
+
+    @Override
+    public @NotNull String getAuthor() {
+        return plugin.getDescription().getAuthors().toString();
+    }
+
+    @Override
+    public @NotNull String getIdentifier() {
+        return plugin.getDescription().getName();
+    }
+
+    @Override
+    public @NotNull String getVersion() {
+        return plugin.getDescription().getVersion();
+    }
+
+    @Override
+    public String onPlaceholderRequest(Player player, @NotNull String identifier) {
+        if (player == null) return "加载中...";
+
+        UserPrefixCache cache = UserPrefixManager.getData(player.getUniqueId());
+
+        return cache.getUsingPrefix();
+    }
+
+}