test/Assets/PerfectWorld/Scripts/Common/AutoInitializer.cs

using System;
using System.Reflection;
using UnityEngine;

namespace BrewMonster
{
    public class AutoInitializer : MonoBehaviour
    {
        private void Awake()
        {
            Initialize();
        }


        private void Initialize()
        {
            var interfaceType = typeof(IAutoInitialize);

            foreach (var assembly in AppDomain.CurrentDomain.GetAssemblies())
            {
                Type[] typesInAssembly;
                try
                {
                    typesInAssembly = assembly.GetTypes();
                }
                catch (ReflectionTypeLoadException e)
                {
                    typesInAssembly = e.Types;
                }

                if (typesInAssembly == null)
                {
                    continue;
                }

                foreach (var type in typesInAssembly)
                {
                    if (type == null)
                    {
                        continue;
                    }

                    if (type.IsAbstract || type.IsInterface)
                    {
                        continue;
                    }

                    if (!interfaceType.IsAssignableFrom(type))
                    {
                        continue;
                    }

                    object instance = null;
                    try
                    {
                        if (typeof(ScriptableObject).IsAssignableFrom(type))
                        {
                            instance = ScriptableObject.CreateInstance(type);
                        }
                        else if (typeof(MonoBehaviour).IsAssignableFrom(type))
                        {
                            var go = new GameObject(type.Name);
                            go.transform.SetParent(transform, worldPositionStays: false);
                            instance = go.AddComponent(type);
                        }
                        else
                        {
                            instance = Activator.CreateInstance(type);
                        }
                    }
                    catch (Exception ex)
                    {
                        Debug.LogError($"AutoInitializer: Failed to create instance of {type.FullName}: {ex}");
                        continue;
                    }

                    try
                    {
                        (instance as IAutoInitialize)?.Initialize();
                    }
                    catch (Exception ex)
                    {
                        Debug.LogError($"AutoInitializer: Failed to initialize {type.FullName}: {ex}");
                    }
                }
            }
        }
    }
}