using UnityEditor;
using UnityEngine;
using UnityEngine.UI;
using UnityEngine.AddressableAssets;
using UnityEngine.ResourceManagement.AsyncOperations;
namespace AdaptUI
{
    [CustomEditor(typeof(AddressableImageLoader))]
    public class AddressableImageLoaderEditor : Editor
    {

        private Vector2 lastGameViewSize;

        private void OnEnable()
        {
            //EditorApplication.update += CheckGameViewSizeChange;
        }

        private void OnDisable()
        {
            //EditorApplication.update -= CheckGameViewSizeChange;
        }

        private void CheckGameViewSizeChange()
        {
            Vector2 currentSize = GameViewSizeHelper.GetGameViewSize();
            if (currentSize != lastGameViewSize)  // 仅在尺寸变化时触发
            {
                lastGameViewSize = currentSize;
                //Debug.Log($"📌 [Editor] Game 视图分辨率变化: {currentSize.x} x {currentSize.y}");
                AddressableImageLoader loader = (AddressableImageLoader)target;
                LoadImageInEditor(loader);
                // loader.LoadImage(); // 重新加载 UI 资源
            }
        }
        public override void OnInspectorGUI()
        {
            DrawDefaultInspector(); // 默认 Inspector UI

            AddressableImageLoader loader = (AddressableImageLoader)target;

            if (GUILayout.Button("🔄 刷新 UI（Editor 模式）"))
            {
                LoadImageInEditor(loader);
            }
        }

        public static void LoadImageInEditor(AddressableImageLoader loader)
        {
            if (!Application.isPlaying) // 仅在 Editor 模式下执行
            {
                string label = GetDeviceLabel(loader);
                string key = loader.resourceKey;
                //Debug.Log($"📌 [Editor] 加载 Addressable 资源: Key = {key}, Label = {label}");

                Addressables.LoadAssetsAsync<Sprite>(new[] { key, label }, null, Addressables.MergeMode.Intersection)
                    .Completed += handle =>
                    {
                        if (handle.Status == AsyncOperationStatus.Succeeded && handle.Result.Count > 0)
                        {
                            Sprite sprite = handle.Result[0];
                            Image image = loader.GetComponent<Image>();
                            if (image != null)
                            {
                                Undo.RecordObject(image, "Change Sprite"); // 支持 Undo
                                image.sprite = sprite;
                                Debug.Log($"✅ [Editor] UI 资源已更新: {sprite.name}");
                                EditorUtility.SetDirty(image);
                            }
                        }
                        else
                        {
                            Debug.LogWarning($"⚠️ [Editor] 未找到匹配的 Addressable 资源！ Key={key}, Label={label}");
                        }
                    };
            }
        }
        // private static string GetDeviceLabel(AddressableImageLoader loader)
        // {
        //     if (loader.selectedDevice == AddressableImageLoader.DeviceType.iPad) return "iPad";
        //     if (loader.selectedDevice == AddressableImageLoader.DeviceType.iPhone) return "iPhone";

        //     Vector2 gameViewSize = GameViewSizeHelper.GetGameViewSize();
        //     float aspectRatio = gameViewSize.x / gameViewSize.y;
        //     Debug.Log($"📌 [Editor] 计算 Game 视图分辨率: width = {gameViewSize.x}, height = {gameViewSize.y}, aspectRatio = {aspectRatio}");

        //     return aspectRatio < 1.4f ? "iPad" : "iPhone"; // 修正判定逻辑
        // }
        private static string GetDeviceLabel(AddressableImageLoader loader)
        {
            if (loader.selectedDevice == AddressableImageLoader.DeviceType.iPad) return "iPad";
            if (loader.selectedDevice == AddressableImageLoader.DeviceType.iPhone) return "iPhone";

            DeviceTypeHelper.DeviceType detectedType = DeviceTypeHelper.DetectDeviceType();
            //Debug.Log($"📌 [Editor] 设备检测结果: {detectedType}");

            return detectedType == DeviceTypeHelper.DeviceType.iPad ? "iPad" : "iPhone";
        }
    }
}