diff --git a/src/main/kotlin/xyz/fortern/minehunt/Minehunt.kt b/src/main/kotlin/xyz/fortern/minehunt/Minehunt.kt
index 7a7b254..a2f57fc 100644
--- a/src/main/kotlin/xyz/fortern/minehunt/Minehunt.kt
+++ b/src/main/kotlin/xyz/fortern/minehunt/Minehunt.kt
@@ -2,6 +2,7 @@ package xyz.fortern.minehunt
 
 import org.bukkit.Bukkit
 import org.bukkit.plugin.java.JavaPlugin
+import xyz.fortern.minehunt.command.MinehuntCommand
 import xyz.fortern.minehunt.command.TestCommand
 import xyz.fortern.minehunt.listener.PlayerListener
 
@@ -27,6 +28,7 @@ class Minehunt : JavaPlugin() {
         
         // 注册事件
         Bukkit.getPluginCommand("test")!!.setExecutor(TestCommand())
+        Bukkit.getPluginCommand("minehunt")!!.setExecutor(MinehuntCommand(console))
         
     }
     
diff --git a/src/main/kotlin/xyz/fortern/minehunt/command/MinehuntCommand.kt b/src/main/kotlin/xyz/fortern/minehunt/command/MinehuntCommand.kt
index a8b42fc..4f90234 100644
--- a/src/main/kotlin/xyz/fortern/minehunt/command/MinehuntCommand.kt
+++ b/src/main/kotlin/xyz/fortern/minehunt/command/MinehuntCommand.kt
@@ -1,30 +1,135 @@
 package xyz.fortern.minehunt.command
 
+import net.kyori.adventure.text.Component
 import org.bukkit.command.Command
-import org.bukkit.command.CommandExecutor
 import org.bukkit.command.CommandSender
+import org.bukkit.command.TabExecutor
+import xyz.fortern.minehunt.Console
 
 /**
  * 主命令 minehunt
  */
-class MinehuntCommand: CommandExecutor {
+class MinehuntCommand(
+    val console: Console
+) : TabExecutor {
+    
+    private val subCommand: List<String> = listOf("help", "join", "leave", "rule", "stat", "stop")
+    
+    /**
+     * 执行命令
+     */
     override fun onCommand(
         sender: CommandSender,
         command: Command,
         label: String,
-        args: Array<out String>?
+        args: Array<out String>
     ): Boolean {
-        if (args!!.isEmpty()) {
-            sender.sendMessage("§aMinehunt v1.0.0")
-            sender.sendMessage("§a/minehunt help")
-            sender.sendMessage("§a/minehunt start")
-            sender.sendMessage("§a/minehunt stop")
-            sender.sendMessage("§a/minehunt pause")
-            sender.sendMessage("§a/minehunt resume")
-            sender.sendMessage("§a/minehunt set <time>")
-            sender.sendMessage("§a/minehunt set <time>")
-        }
-        
+        handlerCommand(sender, args.toList(), true)
         return true
     }
+    
+    /**
+     * 命令补全
+     */
+    override fun onTabComplete(
+        sender: CommandSender,
+        command: Command,
+        label: String,
+        args: Array<out String>
+    ): List<String>? {
+        return handlerCommand(
+            sender,
+            args.filterIndexed { index, s -> s != "" || index == args.size - 1 },
+            false
+        )
+    }
+    
+    /**
+     * 执行命令或补全命令
+     *
+     * @param flag true 表示执行命令，false 表示补全命令
+     * @param args 命令的参数列表，除最后一条前面的每一条都应当是非空的
+     */
+    private fun handlerCommand(sender: CommandSender, args: List<String>, flag: Boolean): List<String>? {
+        if (args.isEmpty() || args[0] == "" || args[0] == "help" || args[0] == "?")
+            return if (flag) sendHelp(sender) else subCommand
+        
+        return when (args[0]) {
+            "join" -> {
+                onJoin(sender, args, flag)
+            }
+            
+            "leave" -> {
+                onLeave(sender, args, flag)
+            }
+            
+            "start" -> {
+                onStart(sender, args, flag)
+            }
+            
+            "stop" -> {
+                onStop(sender, args, flag)
+            }
+            
+            "rule" -> {
+                onRule(sender, args, flag)
+            }
+            
+            else -> {
+                if (flag) {
+                    sender.sendMessage(Component.text("错误的子命令"))
+                    null
+                } else {
+                    if (args.size == 1) subCommand.filter { it.startsWith(args[0]) } else null
+                }
+            }
+        }
+    }
+    
+    /**
+     * 查看或修改游戏规则
+     */
+    private fun onRule(sender: CommandSender, args: List<String>, execute: Boolean): List<String>? {
+        TODO("Not yet implemented")
+    }
+    
+    /**
+     * 游戏结束
+     */
+    private fun onStop(sender: CommandSender, args: List<String>, execute: Boolean): List<String>? {
+        TODO("Not yet implemented")
+    }
+    
+    /**
+     * 游戏开始
+     */
+    private fun onStart(sender: CommandSender, args: List<String>, execute: Boolean): List<String>? {
+        TODO("Not yet implemented")
+    }
+    
+    /**
+     * 玩家离开队伍
+     */
+    private fun onLeave(sender: CommandSender, args: List<String>, execute: Boolean): List<String>? {
+        TODO("Not yet implemented")
+    }
+    
+    /**
+     * 玩家加入队伍
+     */
+    private fun onJoin(sender: CommandSender, args: List<String>, execute: Boolean): List<String>? {
+        TODO("Not yet implemented")
+    }
+    
+    /**
+     * 发送帮助信息
+     */
+    private fun sendHelp(sender: CommandSender): List<String>? {
+        sender.sendMessage("§aMinehunt v1.0.0")
+        sender.sendMessage("§a/minehunt help")
+        sender.sendMessage("§a/minehunt start")
+        sender.sendMessage("§a/minehunt stop")
+        sender.sendMessage("§a/minehunt set <time>")
+        return null
+    }
 }
\ No newline at end of file
diff --git a/src/main/resources/plugin.yml b/src/main/resources/plugin.yml
index 75ae72f..ff34a9b 100644
--- a/src/main/resources/plugin.yml
+++ b/src/main/resources/plugin.yml
@@ -9,3 +9,6 @@ authors: [ Fortern ]
 commands:
   test:
     description: "测试"
+  minehunt:
+    description: "游戏主命令"
+    aliases: [mh]