using System;
using System.Linq;
using UnityEditor;
using UnityEngine;

[CustomPropertyDrawer(typeof(Resource), true)]
public class ResourceDrawer : PropertyDrawer
{
    private static Resource[] resources;

    // public override float GetPropertyHeight(SerializedProperty property, GUIContent label)
    // {
    //     if (property.managedReferenceValue == null)
    //         return EditorGUIUtility.singleLineHeight;

    //     // Высота для выпадающего списка + внутренних полей
    //     return EditorGUI.GetPropertyHeight(property, true);
    // }

    private static void Initialize()
    {
        resources = ResourceStorage.RegisteredResources;
        // if (resourceTypes == null)
        // {
        //     resourceTypes = AppDomain
        //         .CurrentDomain.GetAssemblies()
        //         .SelectMany(a => a.GetTypes())
        //         .Where(t => t.IsSubclassOf(typeof(Resource)) && !t.IsAbstract)
        //         .ToArray();
        // }
    }

    public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
    {
        Initialize();

        var currentValue = property.managedReferenceValue;

        int newIndex = EditorGUILayout.Popup(
            label.text,
            Array.IndexOf(resources, currentValue),
            resources.Select(t => t.Name).ToArray()
        );

        if (newIndex >= 0 && currentValue != resources[newIndex])
        {
            currentValue = resources[newIndex];
            property.managedReferenceValue = currentValue;
        }
    }
}