拆分代码9

shell/Commands/User/CpassCommand.cs

@@ -0,0 +1,10 @@
+namespace CMLeonOS.Commands.User
+{
+    public static class CpassCommand
+    {
+        public static void ProcessCpass(CMLeonOS.UserSystem userSystem)
+        {
+            userSystem.ChangePassword();
+        }
+    }
+}

shell/Commands/User/HostnameCommand.cs

@@ -0,0 +1,18 @@
+using System;
+
+namespace CMLeonOS.Commands.User
+{
+    public static class HostnameCommand
+    {
+        public static void ProcessHostnameCommand(string args, CMLeonOS.UserSystem userSystem, Action<string> showError)
+        {
+            if (string.IsNullOrEmpty(args))
+            {
+                showError("Usage: hostname <new_hostname>");
+                return;
+            }
+            
+            userSystem.ProcessHostnameCommand(args);
+        }
+    }
+}

shell/Commands/User/UserCommand.cs

@@ -0,0 +1,71 @@
+using System;
+
+namespace CMLeonOS.Commands.User
+{
+    public static class UserCommand
+    {
+        public static void ProcessUserCommand(string args, CMLeonOS.UserSystem userSystem, Action<string> showError)
+        {
+            if (string.IsNullOrEmpty(args))
+            {
+                showError("Error: Please specify a user command");
+                showError("Please specify a user command");
+                showError("user <add|delete> [args]");
+                showError("  user add admin <username> <password>  - Add admin user");
+                showError("  user add user <username> <password>      - Add regular user");
+                showError("  user delete <username>                    - Delete user");
+                showError("  user list                                    - List all users");
+                return;
+            }
+            
+            string[] parts = args.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
+            if (parts.Length < 1)
+            {
+                showError("Error: Please specify a user command");
+                showError("Usage: user <add|delete> [args]");
+                return;
+            }
+            
+            string subCommand = parts[0].ToLower();
+            
+            if (subCommand == "add")
+            {
+                if (parts.Length < 4)
+                {
+                    showError("Error: Please specify user type and username and password");
+                    showError("Usage: user add admin <username> <password>");
+                    showError("Usage: user add user <username> <password>");
+                    return;
+                }
+                
+                string userType = parts[1].ToLower();
+                string username = parts[2];
+                string password = parts[3];
+                bool isAdmin = userType == "admin";
+                
+                userSystem.AddUser($"{username} {password}", isAdmin);
+            }
+            else if (subCommand == "delete")
+            {
+                if (parts.Length < 2)
+                {
+                    showError("Error: Please specify username");
+                    showError("Usage: user delete <username>");
+                    return;
+                }
+                
+                string username = parts[1];
+                userSystem.DeleteUser(username);
+            }
+            else if (subCommand == "list")
+            {
+                userSystem.ListUsers();
+            }
+            else
+            {
+                showError($"Error: Unknown user command '{subCommand}'");
+                showError("Available commands: add, delete, list");
+            }
+        }
+    }
+}