/*
┌──────────────────────────────────────────────────────────────────┐
│  Author: Ivan Murzak (https://github.com/IvanMurzak)             │
│  Repository: GitHub (https://github.com/IvanMurzak/Unity-MCP)    │
│  Copyright (c) 2025 Ivan Murzak                                  │
│  Licensed under the Apache License, Version 2.0.                 │
│  See the LICENSE file in the project root for more information.  │
└──────────────────────────────────────────────────────────────────┘
*/

#nullable enable
#if !UNITY_6000_5_OR_NEWER
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Text.Json.Serialization;
using com.IvanMurzak.McpPlugin;
using com.IvanMurzak.ReflectorNet.Model;
using AIGD;
using System.Linq;
using UnityEditor;
using UnityEngine;

namespace AIGD
{
    public class SelectionData
    {
        [Description("Returns the actual game object selection. Includes Prefabs, non-modifiable objects.")]
        public GameObjectRef[]? GameObjects { get; set; }
        [Description("Returns the top level selection, excluding Prefabs.")]
        public ComponentRef[]? Transforms { get; set; }
        [Description("The actual unfiltered selection from the Scene returned as instance ids instead of objects.")]
        public int[]? InstanceIDs { get; set; }
        [Description("Returns the guids of the selected assets.")]
        public string[]? AssetGUIDs { get; set; }
        [Description("Returns the active game object. (The one shown in the inspector).")]
        public GameObjectRef? ActiveGameObject { get; set; }
        [Description("Returns the instanceID of the actual object selection. Includes Prefabs, non-modifiable objects")]
        public int ActiveInstanceID { get; set; }
        [Description("Returns the actual object selection. Includes Prefabs, non-modifiable objects.")]
        public ObjectRef? ActiveObject { get; set; }
        [Description("Returns the active transform. (The one shown in the inspector).")]
        public ComponentRef? ActiveTransform { get; set; }

        public static SelectionData FromSelection()
        {
            return new SelectionData
            {
                GameObjects = Selection.gameObjects?.Select(go => new GameObjectRef(go)).ToArray(),
                Transforms = Selection.transforms?.Select(t => new ComponentRef(t)).ToArray(),
#if UNITY_6000_3_OR_NEWER
                InstanceIDs = Selection.entityIds.Select(x => (int)x).ToArray(),
#else
                InstanceIDs = Selection.instanceIDs,
#endif
                AssetGUIDs = Selection.assetGUIDs,
                ActiveGameObject = new GameObjectRef(Selection.activeGameObject),
#if UNITY_6000_3_OR_NEWER
                ActiveInstanceID = (int)Selection.activeEntityId,
#else
                ActiveInstanceID = Selection.activeInstanceID,
#endif
                ActiveObject = new ObjectRef(Selection.activeObject),
                ActiveTransform = new ComponentRef(Selection.activeTransform)
            };
        }
    }
}
#endif