using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using BITKit.UX;
using UnityEditor;
using UnityEditor.UIElements;
using UnityEngine;
using UnityEngine.UIElements;
using Object = UnityEngine.Object;

namespace BITKit.GameEditor
{
	public class ScriptableObjectGroupEditor{}
	public class ScriptableObjectGroupEditor<T> : EditorWindow where T : Object
	{
		protected virtual string AssetsPath => $"Assets/Artists/";
		protected readonly List<T> List=new();
	
		private ListView _listView;
		private VisualElement _container;

		private void OnEnable()
		{
			var paths = AssetDatabase.FindAssets($"t:{typeof(T).Name}");
			var allItem =
			(
				from path in paths.Select(AssetDatabase.GUIDToAssetPath)
				select AssetDatabase.LoadAssetAtPath<ScriptableObject>(path)
			).ToArray();
			List.AddRange(allItem.Cast<T>());

			var container = rootVisualElement.Create<VisualElement>();
			
			var css = AssetDatabase.LoadAssetAtPath<StyleSheet>(BITEditorUtils.InspectorPath);
            
            rootVisualElement.styleSheets.Add(css);

			container.style.flexDirection = FlexDirection.Row;
			
			var listViewContainer = container.Create<VisualElement>();
			
			listViewContainer.style.flexDirection = FlexDirection.Column;
			
			listViewContainer.Create<Label>().text = $"{typeof(T).Name},数量:{List.Count}";
			listViewContainer.AddToClassList("pa-8");
			
			_listView = listViewContainer.Create<ListView>();
			_listView.makeItem = MakeItem;
			_listView.bindItem = BindItem;
			_listView.itemsChosen += ItemsChosen;
			_listView.style.minWidth = 128;
			
			_listView.itemsSource = List;

			var scroll = container.Create<ScrollView>();

			scroll.style.flexGrow = 1;
			
			_container = scroll.Create<GroupBox>();

			//_container.style.flexGrow = 1;

			Debug.Log(
				$"{GetType().Name} 已初始化,从{AssetsPath}获取到{List.Count}个{typeof(T).Name}");
		}

		private void ItemsChosen(IEnumerable<object> obj)
		{
			var selected = obj.FirstOrDefault() as Object;
			var serializedObject = new SerializedObject(selected);
			BITInspectorExtensions.FillDefaultInspector(_container,serializedObject, true);
			_container.Bind(serializedObject);
		}
		protected virtual VisualElement MakeItem()
		{
			// var container = new VisualElement();
			// var label = container.Create<Label>(UXConstant.ContextLabel);
			// label.name = "ContextLabel";
			// label.text = typeof(T).Name;
			// return container;
			return new Label();
		}
		protected virtual void BindItem(VisualElement arg1, int arg2)
		{
			try
			{
				var item = List[arg2];
				arg1.Q<Label>().text = item.name;
			}
			catch (Exception e)
			{
				Debug.LogException(e);
			}
		
		}
	}

}