合并多个功能为Perspective插件

.gitignore

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+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+.kotlin
+
+### IntelliJ IDEA ###
+.idea/modules.xml
+.idea/jarRepositories.xml
+.idea/compiler.xml
+.idea/libraries/
+*.iws
+*.iml
+*.ipr
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store

.idea/.gitignore

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+# 默认忽略的文件
+/shelf/
+/workspace.xml
+# 基于编辑器的 HTTP 客户端请求
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml

.idea/copilot.data.migration.agent.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="AgentMigrationStateService">
+    <option name="migrationStatus" value="COMPLETED" />
+  </component>
+</project>

.idea/copilot.data.migration.ask.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="AskMigrationStateService">
+    <option name="migrationStatus" value="COMPLETED" />
+  </component>
+</project>

.idea/copilot.data.migration.ask2agent.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Ask2AgentMigrationStateService">
+    <option name="migrationStatus" value="COMPLETED" />
+  </component>
+</project>

.idea/copilot.data.migration.edit.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="EditMigrationStateService">
+    <option name="migrationStatus" value="COMPLETED" />
+  </component>
+</project>

.idea/dataSources.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="DataSourceManagerImpl" format="xml" multifile-model="true">
+    <data-source source="LOCAL" name="data.db" uuid="9e374a52-07c5-464d-b7f9-4f210e1f7eb6">
+      <driver-ref>sqlite.xerial</driver-ref>
+      <synchronize>true</synchronize>
+      <jdbc-driver>org.sqlite.JDBC</jdbc-driver>
+      <jdbc-url>jdbc:sqlite:$PROJECT_DIR$/src/main/resources/data.db</jdbc-url>
+      <working-dir>$ProjectFileDir$</working-dir>
+    </data-source>
+  </component>
+</project>

.idea/data_source_mapping.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="DataSourcePerFileMappings">
+    <file url="file://$PROJECT_DIR$/src/main/java/com/mmlsystem/Perspective/CheckinManager.java" value="9e374a52-07c5-464d-b7f9-4f210e1f7eb6" />
+  </component>
+</project>

.idea/encodings.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Encoding">
+    <file url="file://$PROJECT_DIR$/src/main/java" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/src/main/resources" charset="UTF-8" />
+  </component>
+</project>

.idea/misc.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ExternalStorageConfigurationManager" enabled="true" />
+  <component name="MavenProjectsManager">
+    <option name="originalFiles">
+      <list>
+        <option value="$PROJECT_DIR$/pom.xml" />
+      </list>
+    </option>
+  </component>
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_24" default="true" project-jdk-name="24" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>

.idea/sqldialects.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="SqlDialectMappings">
+    <file url="file://$PROJECT_DIR$/src/main/java/com/mmlsystem/Perspective/Foundation.java" dialect="GenericSQL" />
+  </component>
+</project>

.idea/vcs.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>

pom.xml

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+<project>
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>com.mmlsystem</groupId>
+    <artifactId>Perspective</artifactId>
+    <version>1.0.2</version>
+
+    <repositories>
+        <repository>
+            <id>central</id>
+            <url>https://repo.maven.apache.org/maven2/</url>
+        </repository>
+        <repository>
+            <id>spigot-repo</id>
+            <url>https://hub.spigotmc.org/nexus/content/repositories/snapshots/</url>
+        </repository>
+        <repository>
+            <id>jitpack-io</id>
+            <url>https://jitpack.io/</url>
+        </repository>
+    </repositories>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <configuration>
+                    <source>9</source>
+                    <target>9</target>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.spigotmc</groupId>
+            <artifactId>spigot-api</artifactId>
+            <version>1.21.8-R0.1-SNAPSHOT</version>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>com.github.MilkBowl</groupId>
+            <artifactId>VaultAPI</artifactId>
+            <version>1.7</version>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.jetbrains</groupId>
+            <artifactId>annotations</artifactId>
+            <version>24.1.0</version>
+            <scope>compile</scope>
+        </dependency>
+    </dependencies>
+</project>

src/main/java/com/mmlsystem/Perspective/CheckinCommand.java

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+package com.mmlsystem.Perspective;
+
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandExecutor;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+import org.jetbrains.annotations.NotNull;
+
+public class CheckinCommand implements CommandExecutor {
+
+    private final CheckinManager manager;
+
+    public CheckinCommand(CheckinManager manager) {
+        this.manager = manager;
+    }
+
+    @Override
+    public boolean onCommand(@NotNull CommandSender sender, @NotNull Command command, @NotNull String label, String[] args) {
+        if (!(sender instanceof Player)) {
+            sender.sendMessage("§6没活可以咬打火机");
+            return false;
+        }
+
+        Player player = (Player) sender;
+
+        player.sendMessage("§b签到中，请稍候...");
+        manager.checkinAsync(player, player::sendMessage);
+        return true;
+    }
+}

src/main/java/com/mmlsystem/Perspective/CheckinManager.java

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+package com.mmlsystem.Perspective;
+
+import net.milkbowl.vault.economy.Economy;
+import org.bukkit.Bukkit;
+import org.bukkit.entity.Player;
+
+import java.sql.*;
+import java.time.*;
+import java.util.UUID;
+import java.util.function.Consumer;
+
+public class CheckinManager {
+    private final Foundation plugin;
+    private final Economy econ;
+    private final DatabaseManager databaseManager;
+
+    public CheckinManager(Foundation plugin) {
+        this.plugin = plugin;
+        this.econ = Foundation.getEconomyManager().getEconomy();
+        this.databaseManager = Foundation.getDatabaseManager();
+    }
+
+    public void checkinAsync(Player player, Consumer<String> callback) {
+        Bukkit.getScheduler().runTaskAsynchronously(plugin, () -> {
+            String message;
+            try {
+                message = execCheckin(player);
+            } catch (Exception e) {
+                plugin.getLogger().severe(e.getMessage());
+                message = "§c未知错误。";
+            }
+
+            String finalMessage = message;
+            Bukkit.getScheduler().runTask(plugin, () -> callback.accept(finalMessage));
+        });
+    }
+
+    private String execCheckin(Player player) {
+        if (!player.hasPermission("com.mmlsystem.checkin")) {
+            return "§c拒绝访问。";
+        }
+        UUID uuid = player.getUniqueId();
+        LocalDate today = LocalDate.now();
+
+        try {
+            PreparedStatement ps = databaseManager.getConnection().prepareStatement("SELECT last_checkin, streak, total_checkin FROM checkins WHERE uuid=?");
+            ps.setString(1, uuid.toString());
+            ResultSet rs = ps.executeQuery();
+
+            if (rs.next()) {
+                long lastCheckin = rs.getLong("last_checkin");
+                int streak = rs.getInt("streak");
+                int total = rs.getInt("total_checkin");
+
+                LocalDate lastDate = Instant.ofEpochMilli(lastCheckin)
+                        .atZone(ZoneId.systemDefault()).toLocalDate();
+                if (today.isEqual(lastDate)) {
+                    rs.close();
+                    ps.close();
+                    return "§e你今天已经签到过了！";
+                } else {
+                    if (today.minusDays(1).isEqual(lastDate)) {
+                        streak += 1;
+                    } else {
+                        streak = 1;
+                    }
+                }
+                total += 1;
+                ps = databaseManager.getConnection().prepareStatement(
+                        "UPDATE checkins SET last_checkin=?, streak=?, total_checkin=? WHERE uuid=?");
+                ps.setLong(1, today.atStartOfDay(ZoneId.systemDefault()).toInstant().toEpochMilli());
+                ps.setInt(2, streak);
+                ps.setInt(3, total);
+                ps.setString(4, uuid.toString());
+                ps.executeUpdate();
+                double reward = getReward(streak);
+                econ.depositPlayer(player, reward);
+                ps.close();
+                rs.close();
+                return "§a签到成功！已连续签到§b" + streak + "§a天，获得§c$" + reward + "§a奖励";
+            } else {
+                ps = databaseManager.getConnection().prepareStatement(
+                        "INSERT INTO checkins(last_checkin,streak,total_checkin,uuid) VALUES(?,?,?,?)");
+                ps.setLong(1, today.atStartOfDay(ZoneId.systemDefault()).toInstant().toEpochMilli());
+                ps.setInt(2, 1);
+                ps.setInt(3, 1);
+                ps.setString(4, uuid.toString());
+                ps.executeUpdate();
+                econ.depositPlayer(player, 100.0);
+                ps.close();
+                rs.close();
+                return "§a首次签到成功！获得§c$100§a奖励";
+            }
+        } catch (SQLException e) {
+            plugin.getLogger().severe(e.getMessage());
+            return "§c未知错误。";
+        }
+    }
+
+    public double getReward(int streak) {
+        if (streak >= 7) {
+            return 200.0;
+        } else {
+            return 25.0 * streak;
+        }
+    }
+}

src/main/java/com/mmlsystem/Perspective/ConfigManager.java

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+package com.mmlsystem.Perspective;
+
+public class ConfigManager {
+    private static Foundation foundation;
+
+    public ConfigManager(Foundation foundation) {
+        ConfigManager.foundation = foundation;
+    }
+
+    public boolean saveConfig() {
+        try {
+            foundation.getConfig().options().copyDefaults(true);
+            foundation.saveConfig();
+            return true;
+        } catch (Exception e) {
+            foundation.getLogger().severe(e.getMessage());
+            return false;
+        }
+    }
+}

src/main/java/com/mmlsystem/Perspective/DatabaseManager.java

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+package com.mmlsystem.Perspective;
+
+import java.io.File;
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.Statement;
+
+public class DatabaseManager {
+    private final Foundation foundation;
+    private static Connection connection;
+
+    public DatabaseManager(Foundation foundation) {
+        this.foundation = foundation;
+    }
+
+    public boolean setupDatabase() {
+        try {
+            File dbFile = new File(foundation.getDataFolder(), "data.db");
+            if (!foundation.getDataFolder().exists()) {
+                //noinspection ResultOfMethodCallIgnored
+                foundation.getDataFolder().mkdirs();
+            }
+
+            connection = DriverManager.getConnection("jdbc:sqlite:" + dbFile.getAbsolutePath());
+            Statement stmt = connection.createStatement();
+            stmt.executeUpdate("CREATE TABLE IF NOT EXISTS checkins (" +
+                    "uuid TEXT PRIMARY KEY," +
+                    "last_checkin INTEGER," +
+                    "streak INTEGER," +
+                    "total_checkin INTEGER)");
+            stmt.executeUpdate("CREATE TABLE IF NOT EXISTS playtime (" +
+                    "uuid TEXT PRIMARY KEY, " +
+                    "name TEXT, " +
+                    "total BIGINT DEFAULT 0" +
+                    ")");
+            stmt.close();
+
+            foundation.getLogger().info("SQLite 数据库初始化成功。");
+            return true;
+        } catch (Exception e) {
+            foundation.getLogger().severe(e.getMessage());
+            return false;
+        }
+    }
+
+    public void closeDatabase() {
+        try {
+            if (connection != null && !connection.isClosed()) {
+                connection.close();
+            }
+        } catch (Exception e) {
+            foundation.getLogger().severe(e.getMessage());
+        }
+    }
+
+    public Connection getConnection() {
+        return connection;
+    }
+}

src/main/java/com/mmlsystem/Perspective/EconomyManager.java

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+package com.mmlsystem.Perspective;
+
+import net.milkbowl.vault.economy.Economy;
+import org.bukkit.Bukkit;
+import org.bukkit.plugin.RegisteredServiceProvider;
+
+public class EconomyManager {
+    private Economy econ;
+    private final Foundation foundation;
+
+    public EconomyManager(Foundation foundation) {
+        this.foundation = foundation;
+    }
+
+    public boolean setupEconomy() {
+        if (foundation.getServer().getPluginManager().getPlugin("Vault") == null) {
+            return false;
+        }
+        RegisteredServiceProvider<Economy> rsp = Bukkit.getServicesManager().getRegistration(Economy.class);
+        if (rsp == null) {
+            return false;
+        }
+        econ = rsp.getProvider();
+        return true;
+    }
+
+    public Economy getEconomy() {
+        return econ;
+    }
+}

src/main/java/com/mmlsystem/Perspective/ExpManager.java

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+package com.mmlsystem.Perspective;
+
+import org.bukkit.entity.Player;
+import org.bukkit.scheduler.BukkitRunnable;
+
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.SQLException;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.UUID;
+
+public class ExpManager {
+    private final Connection connection;
+    public final Map<UUID, Long> joinTimes = new HashMap<>();
+    private final Foundation plugin;
+
+    public ExpManager(Foundation plugin) {
+        this.plugin = plugin;
+        this.connection = Foundation.getDatabaseManager().getConnection();
+    }
+
+    public boolean savePlayer(Player player) {
+        long joinTime = joinTimes.getOrDefault(player.getUniqueId(), System.currentTimeMillis());
+        long session = System.currentTimeMillis() - joinTime;
+
+        try {
+            new BukkitRunnable() {
+                @Override
+                public void run() {
+                    try {
+                        PreparedStatement ps = connection.prepareStatement(
+                                "INSERT INTO playtime (uuid, name, total) VALUES (?, ?, ?) " +
+                                        "ON CONFLICT(uuid) DO UPDATE SET " +
+                                        "name = excluded.name, total = total + excluded.total");
+                        ps.setString(1, player.getUniqueId().toString());
+                        ps.setString(2, player.getName());
+                        ps.setLong(3, session);
+                        ps.executeUpdate();
+                        ps.close();
+                        joinTimes.put(player.getUniqueId(), System.currentTimeMillis());
+                    } catch (SQLException e) {
+                        plugin.getLogger().severe(e.getMessage());
+                        plugin.getLogger().severe("试图保存玩家" + player.getName() + "的在线时长时发生错误。");
+                    }
+                }
+            }.runTaskAsynchronously(plugin);
+            return false;
+        } catch (Exception e) {
+            plugin.getLogger().severe(e.getMessage());
+            return true;
+        }
+    }
+
+    public Long getJoinTime(Player player) {
+        return System.currentTimeMillis() - joinTimes.getOrDefault(player.getUniqueId(), System.currentTimeMillis());
+    }
+}

src/main/java/com/mmlsystem/Perspective/Foundation.java

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+package com.mmlsystem.Perspective;
+
+import org.bukkit.plugin.java.JavaPlugin;
+
+import java.util.Objects;
+
+public class Foundation extends JavaPlugin {
+
+    private static DatabaseManager databaseManager;
+    private static EconomyManager economyManager;
+    private static ExpManager expManager;
+
+    @Override
+    public void onEnable() {
+        getLogger().info("张华考上了北京大学");
+        getLogger().info("李萍进了中等技术学校");
+        getLogger().info("你却在这里看服务器启动日志里面有没有什么奇怪的东西");
+        ConfigManager configManager = new ConfigManager(this);
+        if (!configManager.saveConfig()) {
+            getLogger().severe("配置初始化失败！正在禁用插件...");
+            getServer().getPluginManager().disablePlugin(this);
+            return;
+        }
+        databaseManager = new DatabaseManager(this);
+        if (!databaseManager.setupDatabase()) {
+            getLogger().severe("数据库初始化失败！正在禁用插件...");
+            getServer().getPluginManager().disablePlugin(this);
+            return;
+        }
+        economyManager = new EconomyManager(this);
+        if (!economyManager.setupEconomy()) {
+            getLogger().severe("经济系统初始化失败！正在禁用插件...");
+            getServer().getPluginManager().disablePlugin(this);
+            return;
+        }
+        expManager = new ExpManager(this);
+        PermissionManager permissionManager = new PermissionManager(this);
+        permissionManager.setupPermission();
+        getServer().getPluginManager().registerEvents(new JoinListener(this), this);
+        Objects.requireNonNull(getCommand("checkin")).setExecutor(new CheckinCommand(new CheckinManager(this)));
+        getLogger().info("插件启用成功。");
+    }
+
+    @Override
+    public void onDisable() {
+        databaseManager.closeDatabase();
+        getLogger().info("插件禁用成功。");
+    }
+
+    public static DatabaseManager getDatabaseManager() {
+        return databaseManager;
+    }
+
+    public static EconomyManager getEconomyManager() {
+        return economyManager;
+    }
+
+    public static ExpManager getExpManager() {
+        return expManager;
+    }
+}

src/main/java/com/mmlsystem/Perspective/JoinListener.java

@@ -0,0 +1,44 @@
+package com.mmlsystem.Perspective;
+
+import org.bukkit.Bukkit;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.player.PlayerJoinEvent;
+import org.bukkit.event.player.PlayerQuitEvent;
+
+import java.util.Map;
+import java.util.UUID;
+
+public class JoinListener implements Listener {
+
+    private final ExpManager expManager;
+    private final Map<UUID, Long> joinTimes;
+    private final Foundation plugin;
+
+    public JoinListener(Foundation plugin) {
+        this.plugin = plugin;
+        this.expManager = Foundation.getExpManager();
+        this.joinTimes = expManager.joinTimes;
+    }
+
+    @EventHandler
+    public void onJoin(PlayerJoinEvent e) {
+        joinTimes.put(e.getPlayer().getUniqueId(), System.currentTimeMillis());
+        if (expManager.savePlayer(e.getPlayer())) {
+            plugin.getLogger().severe("无法保存" + e.getPlayer().getName() + "的在线时长记录。");
+        }
+        StatusManager statusManager = new StatusManager(plugin);
+        statusManager.setScoreboardUI(e.getPlayer());
+    }
+
+    @EventHandler
+    public void onQuit(PlayerQuitEvent e) {
+        Bukkit.getScheduler().runTaskAsynchronously(plugin, () -> {
+            if(expManager.savePlayer(e.getPlayer())) {
+                plugin.getLogger().severe("无法保存" + e.getPlayer().getName() + "的在线时长记录。");
+            }
+        });
+        joinTimes.remove(e.getPlayer().getUniqueId());
+    }
+
+}

src/main/java/com/mmlsystem/Perspective/PermissionManager.java

@@ -0,0 +1,23 @@
+package com.mmlsystem.Perspective;
+
+import org.bukkit.permissions.Permission;
+import org.bukkit.permissions.PermissionDefault;
+import org.bukkit.plugin.PluginManager;
+
+public class PermissionManager {
+    private final Foundation foundation;
+    public static final Permission CHECKIN_PERM = new Permission(
+            "com.mmlsystem.checkin",
+            "允许玩家执行签到操作。",
+            PermissionDefault.TRUE
+    );
+
+    public PermissionManager(Foundation foundation) {
+        this.foundation = foundation;
+    }
+
+    public void setupPermission() {
+        PluginManager pm = foundation.getServer().getPluginManager();
+        pm.addPermission(CHECKIN_PERM);
+    }
+}

src/main/java/com/mmlsystem/Perspective/StatusManager.java

@@ -0,0 +1,79 @@
+package com.mmlsystem.Perspective;
+
+import net.milkbowl.vault.economy.Economy;
+import org.bukkit.Bukkit;
+import org.bukkit.ChatColor;
+import org.bukkit.entity.Player;
+import org.bukkit.scheduler.BukkitRunnable;
+import org.bukkit.scoreboard.DisplaySlot;
+import org.bukkit.scoreboard.Objective;
+import org.bukkit.scoreboard.Scoreboard;
+import org.bukkit.scoreboard.ScoreboardManager;
+
+import java.time.Duration;
+
+public class StatusManager {
+    private final Foundation foundation;
+    private final Economy econ;
+    private final ExpManager expManager;
+
+    public StatusManager(Foundation foundation) {
+        this.foundation = foundation;
+        this.econ = Foundation.getEconomyManager().getEconomy();
+        this.expManager = Foundation.getExpManager();
+    }
+
+    public void setScoreboardUI(Player player) {
+        ScoreboardManager manager = Bukkit.getScoreboardManager();
+        Scoreboard board = manager.getNewScoreboard();
+
+        Objective objective = board.registerNewObjective("info", "dummy", ChatColor.GOLD + "✦ 统计数据 ✦");
+        objective.setDisplaySlot(DisplaySlot.SIDEBAR);
+
+        objective.getScore(ChatColor.AQUA + "金币").setScore(10);
+        objective.getScore(ChatColor.RED + "    " + econ.getBalance(player) ).setScore(9);
+        objective.getScore("  ").setScore(8);
+        objective.getScore(ChatColor.AQUA + "当前在线人数").setScore(7);
+        objective.getScore(ChatColor.GREEN + "    " + Bukkit.getOnlinePlayers().size()).setScore(6);
+        objective.getScore(" ").setScore(5);
+        objective.getScore(ChatColor.AQUA + "在线时长").setScore(4);
+        objective.getScore(ChatColor.GREEN + "    " + "获取中").setScore(3);
+        objective.getScore("").setScore(2);
+        objective.getScore(ChatColor.GRAY + "mymc.life").setScore(1);
+
+        player.setScoreboard(board);
+
+        new BukkitRunnable() {
+            @Override
+            public void run() {
+                if (!player.isOnline()) {
+                    cancel();
+                    return;
+                }
+                for (String entry : board.getEntries()) {
+                    if (entry.startsWith(ChatColor.RED + "    ") || entry.startsWith(ChatColor.GREEN + "    ")) { // 匹配你旧的在线人数行
+                        board.resetScores(entry);
+                    }
+                }
+                objective.getScore(ChatColor.RED + "    " + econ.getBalance(player) ).setScore(9);
+                objective.getScore(ChatColor.GREEN + "    " + Bukkit.getOnlinePlayers().size()).setScore(6);
+                objective.getScore(ChatColor.GREEN + "    " + getTime(player)).setScore(3);
+            }
+        }.runTaskTimer(foundation, 0L, 100L);
+    }
+
+    private String getTime(Player player) {
+        try {
+            long totalTime = expManager.getJoinTime(player) / 1000;
+            long hour;
+            long minute;
+            Duration duration = Duration.ofSeconds(totalTime);
+            hour = duration.toHours();
+            minute = duration.toMinutesPart();
+            return String.format("%d:%02d", hour, minute);
+        } catch (Exception e) {
+            foundation.getLogger().warning(e.getMessage());
+            return "未知错误";
+        }
+    }
+}

src/main/resources/plugin.yml

@@ -0,0 +1,11 @@
+name: Perspective
+main: com.mmlsystem.Perspective.Foundation
+version: 1.0.2
+api-version: 1.21
+author: 杏川铭心
+description: Perspective 服务器功能插件
+depend: [Vault]
+commands:
+  checkin:
+    description: 在服务器上签到并获取奖励。
+    usage: /checkin