using System;
using System.IO;
using System.Reflection;
using MCPForUnity.Editor.Helpers;
using Newtonsoft.Json.Linq;
using UnityEditor;
using UnityEngine;
using PackageInfo = UnityEditor.PackageManager.PackageInfo;
namespace MCPForUnity.Editor.Resources.Project
{
/// <summary>
/// Provides static project configuration information.
/// </summary>
[McpForUnityResource("get_project_info")]
public static class ProjectInfo
{
public static object HandleCommand(JObject @params)
{
try
{
string assetsPath = Application.dataPath.Replace('\\', '/');
string projectRoot = Directory.GetParent(assetsPath)?.FullName.Replace('\\', '/');
string projectName = Path.GetFileName(projectRoot);
var info = new
{
projectRoot = projectRoot ?? "",
projectName = projectName ?? "",
unityVersion = Application.unityVersion,
platform = EditorUserBuildSettings.activeBuildTarget.ToString(),
assetsPath = assetsPath,
renderPipeline = RenderPipelineUtility.GetActivePipeline().ToString(),
activeInputHandler = GetActiveInputHandler(),
packages = new
{
ugui = IsPackageInstalled("com.unity.ugui"),
textmeshpro = IsPackageInstalled("com.unity.textmeshpro"),
inputsystem = IsPackageInstalled("com.unity.inputsystem"),
uiToolkit = true,
screenCapture = MCPForUnity.Runtime.Helpers.ScreenshotUtility.IsScreenCaptureModuleAvailable,
}
};
return new SuccessResponse("Retrieved project info.", info);
}
catch (Exception e)
{
return new ErrorResponse($"Error getting project info: {e.Message}");
}
}
/// <summary>
/// Reads PlayerSettings.activeInputHandler via reflection to avoid
/// compile-time dependency on the Input System package.
/// Returns "Old" (0), "New" (1), or "Both" (2).
/// </summary>
private static string GetActiveInputHandler()
{
try
{
var prop = typeof(PlayerSettings).GetProperty(
"activeInputHandler",
BindingFlags.Static | BindingFlags.Public | BindingFlags.NonPublic);
if (prop == null)
return "Old";
int value = (int)prop.GetValue(null);
return value switch
{
0 => "Old",
1 => "New",
2 => "Both",
_ => "Old"
};
}
catch
{
return "Old";
}
}
private static bool IsPackageInstalled(string packageName)
{
try
{
return PackageInfo.FindForAssetPath("Packages/" + packageName) != null;
}
catch
{
return false;
}
}
}
}
