feat(command): 提供指令别名映射模块，支持将插件内复杂的子指令简化为一个单独的指令，方便玩家使用。

base/color/pom.xml

@@ -6,7 +6,7 @@
     <parent>
         <groupId>cc.carm.lib</groupId>
         <artifactId>easyplugin-parent</artifactId>
-        <version>1.5.4</version>
+        <version>1.5.5</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <properties>

base/command-alias/pom.xml

@@ -0,0 +1,61 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>cc.carm.lib</groupId>
+        <artifactId>easyplugin-parent</artifactId>
+        <version>1.5.5</version>
+        <relativePath>../../pom.xml</relativePath>
+    </parent>
+    <properties>
+        <maven.compiler.source>${project.jdk.version}</maven.compiler.source>
+        <maven.compiler.target>${project.jdk.version}</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <maven.compiler.encoding>UTF-8</maven.compiler.encoding>
+    </properties>
+    <artifactId>easyplugin-command-alias</artifactId>
+    <packaging>jar</packaging>
+
+    <name>EasyPlugin-Command-Alias</name>
+    <description>轻松插件指令别名映射模块，支持将插件内复杂的子指令简化为一个单独的指令，方便玩家使用。</description>
+    <url>https://github.com/CarmJos/EasyPlugin</url>
+
+    <developers>
+        <developer>
+            <id>CarmJos</id>
+            <name>Carm Jos</name>
+            <email>carm@carm.cc</email>
+            <url>https://www.carm.cc</url>
+        </developer>
+    </developers>
+
+    <licenses>
+        <license>
+            <name>The MIT License</name>
+            <url>https://opensource.org/licenses/MIT</url>
+        </license>
+    </licenses>
+
+    <issueManagement>
+        <system>GitHub Issues</system>
+        <url>https://github.com/CarmJos/EasyPlugin/issues</url>
+    </issueManagement>
+
+    <ciManagement>
+        <system>GitHub Actions</system>
+        <url>https://github.com/CarmJos/EasyPlugin/actions/workflows/maven.yml</url>
+    </ciManagement>
+
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-javadoc-plugin</artifactId>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>

base/command-alias/src/main/java/cc/carm/lib/easyplugin/command/alias/AliasCommand.java

@@ -0,0 +1,51 @@
+package cc.carm.lib.easyplugin.command.alias;
+
+import org.bukkit.Location;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+import org.bukkit.command.SimpleCommandMap;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.Collections;
+import java.util.List;
+import java.util.Optional;
+
+public class AliasCommand extends Command {
+
+    protected final AliasCommandManager aliasCommandManager;
+    protected final String targetCommand;
+
+    public AliasCommand(String name, AliasCommandManager aliasCommandManager, String targetCommand) {
+        super(name);
+        this.aliasCommandManager = aliasCommandManager;
+        this.targetCommand = targetCommand;
+    }
+
+    protected SimpleCommandMap getCommandMap() {
+        return this.aliasCommandManager.getCommandMap();
+    }
+
+    protected String buildCommand(String[] args) {
+        return this.targetCommand + " " + String.join(" ", args);
+    }
+
+    @Override
+    public boolean execute(@NotNull CommandSender sender, @NotNull String commandLabel, @NotNull String[] args) {
+        return getCommandMap().dispatch(sender, buildCommand(args));
+    }
+
+    @NotNull
+    @Override
+    public List<String> tabComplete(@NotNull CommandSender sender, @NotNull String alias,
+                                    @NotNull String[] args, @Nullable Location location) throws IllegalArgumentException {
+        return Optional.ofNullable(getCommandMap().tabComplete(sender, buildCommand(args))).orElse(Collections.emptyList());
+    }
+
+    @NotNull
+    @Override
+    public List<String> tabComplete(@NotNull CommandSender sender, @NotNull String alias, @NotNull String[] args) throws IllegalArgumentException {
+        return tabComplete(sender, alias, args, null);
+    }
+
+}

base/command-alias/src/main/java/cc/carm/lib/easyplugin/command/alias/AliasCommandManager.java

@@ -0,0 +1,88 @@
+package cc.carm.lib.easyplugin.command.alias;
+
+import org.bukkit.Bukkit;
+import org.bukkit.command.Command;
+import org.bukkit.command.SimpleCommandMap;
+import org.bukkit.plugin.SimplePluginManager;
+import org.bukkit.plugin.java.JavaPlugin;
+import org.jetbrains.annotations.NotNull;
+
+import java.lang.reflect.Field;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * 指令简化别名(简化映射)管理器
+ * <br>支持将插件内复杂的子指令简化为一个单独的指令，方便玩家使用。
+ */
+public class AliasCommandManager {
+
+    protected final @NotNull JavaPlugin plugin;
+    protected final @NotNull String prefix;
+
+    protected final @NotNull SimpleCommandMap commandMap;
+    protected final @NotNull Field knownCommandsFiled;
+
+    protected final @NotNull Map<String, AliasCommand> registeredCommands = new HashMap<>();
+
+    public AliasCommandManager(@NotNull JavaPlugin plugin) throws Exception {
+        this(plugin, plugin.getName());
+    }
+
+    public AliasCommandManager(@NotNull JavaPlugin plugin, @NotNull String prefix) throws Exception {
+        this.plugin = plugin;
+        this.prefix = prefix.trim();
+
+        SimplePluginManager manager = (SimplePluginManager) Bukkit.getPluginManager();
+        Field commandMapField = SimplePluginManager.class.getDeclaredField("commandMap");
+        commandMapField.setAccessible(true);
+        this.commandMap = (SimpleCommandMap) commandMapField.get(manager);
+
+        this.knownCommandsFiled = SimpleCommandMap.class.getDeclaredField("knownCommands");
+        this.knownCommandsFiled.setAccessible(true);
+    }
+
+    @SuppressWarnings("unchecked")
+    protected Map<String, Command> getKnownCommands() {
+        try {
+            return (Map<String, Command>) knownCommandsFiled.get(commandMap);
+        } catch (IllegalAccessException e) {
+            e.printStackTrace();
+        }
+        return new HashMap<>();
+    }
+
+    protected @NotNull SimpleCommandMap getCommandMap() {
+        return commandMap;
+    }
+
+    public String getCommandPrefix() {
+        return this.prefix;
+    }
+
+    public void register(@NotNull String alias, @NotNull String subCommand) {
+        AliasCommand current = this.registeredCommands.get(alias);
+        if (current != null) current.unregister(getCommandMap());
+
+        AliasCommand cmd = new AliasCommand(alias, this, getCommandPrefix() + " " + subCommand);
+        this.registeredCommands.put(alias, cmd);
+        getCommandMap().register(plugin.getName(), cmd);
+    }
+
+    public void unregister(@NotNull String alias) {
+        AliasCommand current = this.registeredCommands.remove(alias);
+        if (current != null) {
+            getKnownCommands().remove(alias);
+            current.unregister(getCommandMap());
+        }
+    }
+
+    public void unregisterAll() {
+        registeredCommands.forEach((k, v) -> {
+            getKnownCommands().remove(k);
+            v.unregister(getCommandMap());
+        });
+        registeredCommands.clear();
+    }
+
+}

base/command/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <artifactId>easyplugin-parent</artifactId>
         <groupId>cc.carm.lib</groupId>
-        <version>1.5.4</version>
+        <version>1.5.5</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>

base/gui/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <artifactId>easyplugin-parent</artifactId>
         <groupId>cc.carm.lib</groupId>
-        <version>1.5.4</version>
+        <version>1.5.5</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>

base/main/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <artifactId>easyplugin-parent</artifactId>
         <groupId>cc.carm.lib</groupId>
-        <version>1.5.4</version>
+        <version>1.5.5</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>

base/messages/pom.xml

@@ -6,7 +6,7 @@
     <parent>
         <groupId>cc.carm.lib</groupId>
         <artifactId>easyplugin-parent</artifactId>
-        <version>1.5.4</version>
+        <version>1.5.5</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <properties>

base/storage/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <artifactId>easyplugin-parent</artifactId>
         <groupId>cc.carm.lib</groupId>
-        <version>1.5.4</version>
+        <version>1.5.5</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>

base/user/pom.xml

@@ -6,7 +6,7 @@
     <parent>
         <groupId>cc.carm.lib</groupId>
         <artifactId>easyplugin-parent</artifactId>
-        <version>1.5.4</version>
+        <version>1.5.5</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <properties>

base/utils/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <artifactId>easyplugin-parent</artifactId>
         <groupId>cc.carm.lib</groupId>
-        <version>1.5.4</version>
+        <version>1.5.5</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>

collection/all/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <artifactId>easyplugin-parent</artifactId>
         <groupId>cc.carm.lib</groupId>
-        <version>1.5.4</version>
+        <version>1.5.5</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>

collection/bom/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <artifactId>easyplugin-parent</artifactId>
         <groupId>cc.carm.lib</groupId>
-        <version>1.5.4</version>
+        <version>1.5.5</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>

collection/common/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <artifactId>easyplugin-parent</artifactId>
         <groupId>cc.carm.lib</groupId>
-        <version>1.5.4</version>
+        <version>1.5.5</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>

extension/gh-checker/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <artifactId>easyplugin-parent</artifactId>
         <groupId>cc.carm.lib</groupId>
-        <version>1.5.4</version>
+        <version>1.5.5</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>

extension/papi/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <artifactId>easyplugin-parent</artifactId>
         <groupId>cc.carm.lib</groupId>
-        <version>1.5.4</version>
+        <version>1.5.5</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>

extension/vault/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <artifactId>easyplugin-parent</artifactId>
         <groupId>cc.carm.lib</groupId>
-        <version>1.5.4</version>
+        <version>1.5.5</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>

pom.xml

@@ -15,7 +15,7 @@
     <groupId>cc.carm.lib</groupId>
     <artifactId>easyplugin-parent</artifactId>
     <packaging>pom</packaging>
-    <version>1.5.4</version>
+    <version>1.5.5</version>
     <modules>
         <module>base/color</module>
         <module>base/utils</module>
@@ -24,6 +24,7 @@
         <module>base/messages</module>
         <module>base/gui</module>
         <module>base/command</module>
+        <module>base/command-alias</module>
         <module>base/storage</module>
         <module>base/user</module>