SelectGameObjectTool.csโข2.61 kB
using System;
using System.Threading.Tasks;
using McpUnity.Unity;
using McpUnity.Utils;
using UnityEngine;
using UnityEditor;
using Newtonsoft.Json.Linq;
namespace McpUnity.Tools
{
/// <summary>
/// Tool for selecting GameObjects in the Unity Editor
/// </summary>
public class SelectGameObjectTool : McpToolBase
{
public SelectGameObjectTool()
{
Name = "select_gameobject";
Description = "Sets the selected GameObject in the Unity editor by path or instance ID";
}
/// <summary>
/// Execute the SelectGameObject tool with the provided parameters synchronously
/// </summary>
/// <param name="parameters">Tool parameters as a JObject</param>
public override JObject Execute(JObject parameters)
{
// Extract parameters
string objectPath = parameters["objectPath"]?.ToObject<string>();
int? instanceId = parameters["instanceId"]?.ToObject<int?>();
// Validate parameters - require either objectPath or instanceId
if (string.IsNullOrEmpty(objectPath) && !instanceId.HasValue)
{
return McpUnitySocketHandler.CreateErrorResponse(
"Required parameter 'objectPath' or 'instanceId' not provided",
"validation_error"
);
}
// First try to find by instance ID if provided
if (instanceId.HasValue)
{
Selection.activeGameObject = EditorUtility.InstanceIDToObject(instanceId.Value) as GameObject;
}
// Otherwise, try to find by object path/name if provided
else
{
// Try to find the object by path in the hierarchy
Selection.activeGameObject = GameObject.Find(objectPath);
}
// Ping the selected object
EditorGUIUtility.PingObject(Selection.activeGameObject);
// Log the selection
McpLogger.LogInfo($"[MCP Unity] Selected GameObject: " +
(instanceId.HasValue ? $"Instance ID {instanceId.Value}" : $"Path '{objectPath}'"));
// Create the response
return new JObject
{
["success"] = true,
["type"] = "text",
["message"] = $"Successfully selected GameObject" +
(instanceId.HasValue ? $" with instance ID: {instanceId.Value}" : $": {objectPath}")
};
}
}
}