terra-llm/Assets/LLM/Editor/Commands/InstantiatePrefabCommand.cs

using UnityEngine;
using UnityEditor;
using JetBrains.Annotations;

namespace LLM.Editor.Commands
{
    [UsedImplicitly]
    public class InstantiatePrefabCommand : ICommand
    {
        public InstantiatePrefabCommand(string jsonParams) { } // No params needed for this one

        public void Execute(Data.CommandContext context)
        {
            // Use the context key defined in CreatePrefabCommand
            if (!context.transientData.TryGetValue(CreatePrefabCommand.CONTEXT_KEY_PREFAB_PATH, out var pathObj))
            {
                Debug.LogError("[InstantiatePrefabCommand] Could not find prefab path in context.");
                return;
            }
            var prefabPath = pathObj as string;

            var prefab = AssetDatabase.LoadAssetAtPath<GameObject>(prefabPath);
            var instance = (GameObject)PrefabUtility.InstantiatePrefab(prefab);
            Undo.RegisterCreatedObjectUndo(instance, "Instantiate " + instance.name);
            Selection.activeObject = instance;

            Debug.Log($"[InstantiatePrefabCommand] Instantiated '{prefab.name}' into the scene.");
        }
    }
}