可选依赖至AuthMe，实现在线玩家列表

pom.xml

@@ -131,9 +131,20 @@
             <id>sonatype</id>
             <url>https://oss.sonatype.org/content/groups/public/</url>
         </repository>
+        <repository>
+            <id>codemc-repo</id>
+            <url>https://repo.codemc.org/repository/maven-public/</url>
+        </repository>
     </repositories>
 
     <dependencies>
+        <dependency>
+            <groupId>fr.xephi</groupId>
+            <artifactId>authme</artifactId>
+            <version>5.6.1-SNAPSHOT</version>
+            <scope>provided</scope>
+        </dependency>
+
         <dependency>
             <groupId>org.spigotmc</groupId>
             <artifactId>spigot-api</artifactId>
@@ -152,5 +163,11 @@
             <artifactId>jooq</artifactId>
             <version>3.19.16</version>
         </dependency>
+        <dependency>
+            <groupId>org.jetbrains</groupId>
+            <artifactId>annotations</artifactId>
+            <version>24.0.0</version>
+            <scope>compile</scope>
+        </dependency>
     </dependencies>
 </project>

src/main/java/ling/coordinateRecorder/Commands/ZbCommand.java

@@ -0,0 +1,31 @@
+package ling.coordinateRecorder.Commands;
+
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandExecutor;
+import org.bukkit.command.CommandSender;
+import org.bukkit.command.TabCompleter;
+import org.bukkit.entity.Player;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.List;
+
+///  zb命令处理器
+public class ZbCommand implements CommandExecutor, TabCompleter {
+    @Override
+    public boolean onCommand(@NotNull CommandSender commandSender, @NotNull Command command,
+                             @NotNull String s, @NotNull String[] strings) {
+        assert s.equals("zb");
+        if (!(commandSender instanceof Player)) {
+            System.out.println("该命令只能由玩家执行");
+            return false;
+        }
+        Player player = (Player) commandSender;
+        
+        return false;
+    }
+    
+    @Override
+    public List<String> onTabComplete(CommandSender commandSender, Command command, String s, String[] strings) {
+        return List.of();
+    }
+}

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

@@ -1,6 +1,11 @@
 package ling.coordinateRecorder;
 
+import ling.coordinateRecorder.Listener.PlayerAuthMeLoginEventListener;
+import ling.coordinateRecorder.Listener.PlayerEventListener;
+import ling.coordinateRecorder.Listener.PlayerLoginEventListener;
 import ling.coordinateRecorder.data.Database;
+import org.bukkit.Bukkit;
+import org.bukkit.plugin.Plugin;
 import org.bukkit.plugin.java.JavaPlugin;
 
 import java.sql.SQLException;
@@ -9,18 +14,32 @@ public final class CoordinateRecorder extends JavaPlugin {
     
     private static CoordinateRecorder current;
     private static Database database;
+    private static Plugin authMePlugin;
     
     private static void start() throws SQLException {
         database.installPlugin();
     }
     
+    private void loadListener() {
+        Bukkit.getPluginManager().registerEvents(new PlayerEventListener(), 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);
+        } else {
+            getLogger().info("没有找到AuthMe插件，使用原版接口");
+            Bukkit.getPluginManager().registerEvents(new PlayerLoginEventListener(), this);
+        }
+    }
+    
     @Override
     public void onEnable() {
         // Plugin startup logic
         current = this;
+        authMePlugin = Bukkit.getPluginManager().getPlugin("AuthMe");
         try {
             database = new Database(this);
             start();
+            loadListener();
             getLogger().info("加载完毕");
         } catch (SQLException e) {
             throw new RuntimeException("插件初始化失败", e);

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

@@ -0,0 +1,19 @@
+package ling.coordinateRecorder.Listener;
+
+import fr.xephi.authme.events.LoginEvent;
+import fr.xephi.authme.events.LogoutEvent;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+
+///     玩家通过AuthMe插件登录验证
+public class PlayerAuthMeLoginEventListener implements Listener {
+    @EventHandler
+    public void playerLogin(LoginEvent event) {
+        PlayerMap.getCurrent().playerLogin(event.getPlayer());
+    }
+    
+    @EventHandler
+    public void playerLogout(LogoutEvent event) {
+        PlayerMap.getCurrent().playerQuit(event.getPlayer());
+    }
+}

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

@@ -0,0 +1,22 @@
+package ling.coordinateRecorder.Listener;
+
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.player.PlayerMoveEvent;
+import org.bukkit.event.player.PlayerQuitEvent;
+
+///     玩家事件监听器
+public class PlayerEventListener implements Listener {
+    
+    ///     玩家登出
+    @EventHandler
+    public void playerQuit(PlayerQuitEvent event) {
+        PlayerMap.getCurrent().playerQuit(event.getPlayer());
+    }
+    
+    ///  玩家移动
+    @EventHandler
+    public void playerMove(PlayerMoveEvent event) {
+        PlayerMap.getCurrent().playerMove(event.getPlayer());
+    }
+}

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

@@ -0,0 +1,14 @@
+package ling.coordinateRecorder.Listener;
+
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.player.PlayerJoinEvent;
+
+///     玩家连入服务器
+public class PlayerLoginEventListener implements Listener {
+    
+    @EventHandler
+    public void playerLogin(PlayerJoinEvent event) {
+        PlayerMap.getCurrent().playerLogin(event.getPlayer());
+    }
+}

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

@@ -0,0 +1,56 @@
+package ling.coordinateRecorder.Listener;
+
+import ling.coordinateRecorder.CoordinateRecorder;
+import ling.coordinateRecorder.data.PlayerData;
+import org.bukkit.entity.Player;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.HashMap;
+import java.util.UUID;
+
+///     在线玩家集合
+public class PlayerMap {
+    protected HashMap<UUID, PlayerData> playerList = new HashMap<>();
+    protected static final CoordinateRecorder plugin = CoordinateRecorder.getCurrent();
+    protected static final PlayerMap current = new PlayerMap();
+    
+    private PlayerMap() {
+        
+    }
+    
+    public static PlayerMap getCurrent() {
+        return current;
+    }
+    
+    public PlayerData getPlayerData(@NotNull Player player) {
+        return getPlayerData(player.getUniqueId());
+    }
+    
+    public PlayerData getPlayerData(UUID uuid) {
+        return playerList.get(uuid);
+    }
+    
+    ///     玩家登录
+    protected void playerLogin(Player player) {
+        if (!playerList.containsKey(player.getUniqueId())) {
+            plugin.getLogger().info("玩家[" + player.getName() + "]登录服务器，已添加到管理列表");
+            playerList.put(player.getUniqueId(), new PlayerData(player));
+        } else {
+            plugin.getLogger().warning("玩家[" + player.getName() + "]已经在管理列表中");
+        }
+    }
+    
+    ///     玩家退出
+    protected void playerQuit(Player player) {
+        if (playerList.containsKey(player.getUniqueId())) {
+            playerList.remove(player.getUniqueId());
+            plugin.getLogger().info("玩家[" + player.getName() + "]退出服务器，停止管理");
+        }
+    }
+    
+    protected void playerMove(Player player) {
+        var data = playerList.get(player.getUniqueId());
+        if (data != null)
+            data.updateLocal();
+    }
+}

src/main/java/ling/coordinateRecorder/data/PlayerData.java

@@ -0,0 +1,17 @@
+package ling.coordinateRecorder.data;
+
+import org.bukkit.entity.Player;
+
+///     玩家的附加信息
+public class PlayerData {
+    protected final Player player;
+    
+    public PlayerData(Player player) {
+        this.player = player;
+    }
+    
+    ///     玩家位置信息发生改变
+    public void updateLocal() {
+    
+    }
+}

src/main/resources/plugin.yml

@@ -2,3 +2,9 @@ name: CoordinateRecorder
 version: '1.0'
 main: ling.coordinateRecorder.CoordinateRecorder
 api-version: '1.21'
+softdepend:
+  - AuthMe
+commands:
+  zb:
+    usage: "/zb <选项> <参数>"
+    description: "使用坐标管理器来记录坐标位置"