#if UNITY_EDITOR
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEditor;
using System.Text.RegularExpressions;
using System.IO;
using Stary.Evo;
using System;
using System.Linq;
using Newtonsoft.Json;
using Stary.Evo.Editor;

public class UICreateWindow : EditorWindow
{
    #region MenuItem

    [MenuItem("Assets/Evo/UI工具/CreateUI")]
    private static void CopyUI()
    {
        if (Selection.activeObject == null || !(Selection.activeObject is GameObject))
        {
            Debug.LogError("请选择UI预制体!");
            return;
        }

        UICreateWindow.OpenWindow().uiPrefab = Selection.activeObject as GameObject;
    }

    [MenuItem("Evo/UI管理")]
    public static UICreateWindow OpenWindow()
    {
        var window = GetWindow<UICreateWindow>("UI管理");
        if (window == null)
        {
            window = CreateWindow<UICreateWindow>("UI管理");
        }

        window.name = "UI管理";
        window.Focus();
        return window;
    }

    #endregion

    private string _mInput;

    private Vector2 _scroll;
    private Vector2 _scroll2;
    private Vector2 _scroll3;
    private string _uiViewTemplate = "UIViewTemplate";
    private string _uiConfig = "UIConfig";
    private string _uiName;
    public GameObject uiPrefab;
    private Dictionary<string, string> _uiNames = new Dictionary<string, string>();
    private Dictionary<string, UIConfigJson> _uiJsonDatas = new Dictionary<string, UIConfigJson>();

    private bool _isWindow = true;
    private UILayer _layer = UILayer.NormalLayer;

    private IEnumerable<Type> uiViews;

    private string[] _domainNames;
    private int _domainIndex;

    private UIConfig _uiConfigObj;

    private void OnEnable()
    {
        TryGetPath(ref _uiViewTemplate, _uiViewTemplate, ".txt");
        _domainNames = CreatAssetWindow.GetCreatDomainAllName();
        ValueChang();
    }

    private void ValueChang()
    {
        _uiJsonDatas.Clear();
        _uiNames.Clear();
        uiViews = ReflectionHelper.GetAllUIViewTypes(_domainNames[_domainIndex]);
        DomainPathField();
        foreach (var uiView in uiViews)
        {
            string str = uiView.Name;
            if (str.Equals("Max")) continue;

            var jsonData = GetUIJson(str);
            //if (jsonData == null || string.IsNullOrEmpty(jsonData.path)) continue;
            var scriptPath = GetUIScript(str, true);
            _uiNames.AddOrUpdate(str, scriptPath);
        }
    }
    private void OnGUI()
    {
        EditorGUILayout.LabelField("通过[Evo/UI管理]可以打开");
        _scroll = EditorGUILayout.BeginScrollView(_scroll);
        {
            EditorGUILayout.HelpBox("UI基础文件", MessageType.Info);
            {
                PathField("UI模板文件.txt", ref _uiViewTemplate, nameof(_uiViewTemplate), ".txt");
                DomainPathField();
                EditorGUILayout.ObjectField(_uiConfig, _uiConfigObj, typeof(UIConfig), true);
            }
            EditorGUILayout.Space(10);

            EditorGUILayout.BeginHorizontal();
            {
                _scroll2 = EditorGUILayout.BeginScrollView(_scroll2, "box", GUILayout.Width(position.width * 0.4f - 6));
                {
                    var tempIndex =EditorGUILayout.Popup("Domain", _domainIndex, _domainNames);
                    if (tempIndex != _domainIndex)
                    {
                        ValueChang();
                        _domainIndex = tempIndex;
                    }
                    EditorGUILayout.HelpBox("已创建的UI", MessageType.Info);
                    _mInput = EditorGUILayout.TextField(_mInput, EditorStyles.toolbarSearchField, GUILayout.Height(20));

                    foreach (var uiView in uiViews)
                    {
                        string str = uiView.Name;
                        if (str.Equals("Max")) continue;
                        if (!string.IsNullOrEmpty(_mInput) && !str.Contains(_mInput)) continue;

                        var jsonData = GetUIJson(str);
                        var scriptPath = GetUIScript(str);
                        if (jsonData == null)
                        {
                            jsonData = new UIConfigJson();
                        }
                        if (string.IsNullOrEmpty(scriptPath)) continue;

                        var defaultColor = GUI.color;
                        if (str.Equals(_uiName))
                        {
                            GUI.color = Color.yellow;
                        }

                        EditorGUILayout.BeginHorizontal("box");
                        if (GUILayout.Button("选中"))
                        {
                            uiPrefab = AssetDatabase.LoadAssetAtPath<GameObject>(jsonData.path);
                        }

                        EditorGUILayout.ObjectField(AssetDatabase.LoadAssetAtPath<GameObject>(jsonData.path),
                            typeof(GameObject), true);
                        EditorGUILayout.ObjectField(AssetDatabase.LoadAssetAtPath<TextAsset>(scriptPath),
                            typeof(TextAsset), true);
                        EditorGUILayout.EndHorizontal();
                        GUI.color = defaultColor;
                    }
                }
                EditorGUILayout.EndScrollView();
                _scroll3 = EditorGUILayout.BeginScrollView(_scroll3, "box", GUILayout.Width(position.width * 0.6f - 6));
                {
                    EditorGUILayout.HelpBox("UI操作", MessageType.Info);
                    uiPrefab = EditorGUILayout.ObjectField("UI预制体", uiPrefab, typeof(GameObject), true) as GameObject;
                    if (uiPrefab != null)
                    {
                        _uiName = uiPrefab.name;
                        var uiScriptPath = GetUIScript(_uiName);
                        if (string.IsNullOrEmpty(uiScriptPath))
                        {
                            var saveUIPath= $"Assets/Domain/{_domainNames[_domainIndex]}/Scripts/UI";
                            if (GUILayout.Button($"选择创建路径:{saveUIPath}"))
                            {
                                var newPath = EditorUtility.OpenFolderPanel("UI生成路径", saveUIPath, "");
                                saveUIPath = newPath.Replace(Application.dataPath, "Assets");
                            }

                            if (uiPrefab != null)
                            {
                                EditorGUILayout.TextField("UI生成路径", $"{saveUIPath}/{_uiName}.cs");
                            }

                            _isWindow = EditorGUILayout.Toggle("是否为窗口", _isWindow);
                            _layer = (UILayer)EditorGUILayout.EnumPopup("UILayer设置", _layer);

                            var defaultColor = GUI.color;
                            GUI.color = Color.green;
                            if (GUILayout.Button("创建UI"))
                            {
                                // 生成代码
                                string str = Regex.Replace(File.ReadAllText(_uiViewTemplate), "UIXXXView", _uiName);
                                UIControlData uiControlData = uiPrefab.GetComponent<UIControlData>();
                                if (uiControlData != null)
                                {
                                    uiControlData.CopyCodeToClipBoardPrivate();
                                }

                                str = Regex.Replace(str, "//UIControlData",
                                    uiControlData != null ? UnityEngine.GUIUtility.systemCopyBuffer : "");
                                string newPath = $"{saveUIPath}/{_uiName}.cs";
                                File.WriteAllText(newPath, str);

                                var jsonData = new UIConfigJson
                                {
                                    uiType = _uiName,
                                    pathId = $"Prefabs_{uiPrefab.name}",
                                    path = AssetDatabase.GetAssetPath(uiPrefab),
                                    isWindow = _isWindow,
                                    uiLayer = _layer,
                                };

                                _uiJsonDatas.Add(_uiName, jsonData);
                                _uiNames.Add(_uiName, newPath);
                                SaveJson();

                                // 生成UIType
                                // var newStr = Regex.Replace(File.ReadAllText(_uiType), "Max,", $"{_uiName},\n\t\tMax,");
                                // File.Delete(_uiType);
                                // File.WriteAllText(_uiType, newStr);
                                //
                                // Debug.Log("生成成功：" + newPath);

                                AssetDatabase.SaveAssets();
                                AssetDatabase.Refresh();
                            }

                            GUI.color = defaultColor;
                        }
                        else
                        {
                            var jsonData = GetUIJson(_uiName);
                            if (jsonData == null)
                            {
                                jsonData = new UIConfigJson();
                                jsonData.uiType = _uiName;
                                _uiJsonDatas.AddOrUpdate(_uiName, jsonData);
                            }
                            if (UnityEditor.PrefabUtility.IsPartOfPrefabAsset(uiPrefab))
                            {
                                // 预制体资源就是自身
                                jsonData.pathId = $"Prefabs_{uiPrefab.name}";
                                jsonData.path = UnityEditor.AssetDatabase.GetAssetPath(uiPrefab);
                            }

                            EditorGUILayout.ObjectField("已创建脚本",
                                AssetDatabase.LoadAssetAtPath(uiScriptPath, typeof(TextAsset)), typeof(TextAsset),
                                true);
                            jsonData.isWindow = EditorGUILayout.Toggle("是否为窗口", jsonData.isWindow);
                            jsonData.uiLayer = (UILayer)EditorGUILayout.EnumPopup("UILayer设置", jsonData.uiLayer);

                            var defaultColor = GUI.color;
                            GUI.color = Color.green;
                            if (GUILayout.Button("保存设置"))
                            {
                                SaveJson();
                                AssetDatabase.SaveAssets();
                                AssetDatabase.Refresh();
                            }

                            GUI.color = defaultColor;

                            GUI.color = Color.red;
                            if (GUILayout.Button("删除UI脚本"))
                            {
                                if (EditorUtility.DisplayDialog("是否确认删除",
                                        $"请确认是否删除:\n{uiScriptPath}\n同时会清除Json，UIType中相关数据", "确定", "取消"))
                                {
                                    // 清除UIConfig中的指定类型
                                    _uiJsonDatas.Remove(_uiName);
                                    _uiNames.Remove(_uiName);
                                    SaveJson();
                                    // 删除文件
                                    File.Delete(uiScriptPath);

                                    AssetDatabase.SaveAssets();
                                    AssetDatabase.Refresh();
                                    _uiNames.Remove(_uiName);
                                }
                            }

                            GUI.color = defaultColor;
                        }
                    }
                    else
                    {
                        _uiName = "";
                    }
                }
                EditorGUILayout.EndScrollView();
            }
            EditorGUILayout.EndHorizontal();
        }

        EditorGUILayout.EndScrollView();
    }

    private void SaveJson()
    {
        List<UIConfigJson> list = new List<UIConfigJson>();
        foreach (var name in _uiNames.Keys)
        {
            if (_uiJsonDatas.TryGetValue(name, out var data))
            {
                list.Add(data);
            }
        }

        _uiConfigObj.uiConfigJsons.Clear();
        _uiConfigObj.uiConfigJsons = list;
        EditorUtility.SetDirty(_uiConfigObj);
        AssetDatabase.SaveAssets();
    }

    private void TryGetPath(ref string path, string pathName, string endsWith)
    {
        path = PlayerPrefs.GetString(pathName);
        if (!File.Exists(path))
        {
            string[] ids = AssetDatabase.FindAssets(pathName);
            if (ids != null)
            {
                foreach (var id in ids)
                {
                    var str = AssetDatabase.GUIDToAssetPath(id);
                    if (str.EndsWith(endsWith))
                    {
                        path = str;
                    }
                }
            }
        }
    }

    private string GetUIScript(string name, bool tryFind = false)
    {
        if (_uiNames.TryGetValue(name, out string path))
        {
            return path;
        }

        if (!tryFind)
        {
            return string.Empty;
        }

      //  if (GetUIJson(name) == null) return string.Empty;

        string[] ids = AssetDatabase.FindAssets(name);
        if (ids != null)
        {
            foreach (var id in ids)
            {
                var str = AssetDatabase.GUIDToAssetPath(id);
                if (str.EndsWith(".cs"))
                {
                    return str;
                }
            }
        }

        return string.Empty;
    }

    private UIConfigJson GetUIJson(string name)
    {
        if (_uiJsonDatas.Count == 0)
        {
            try
            {
                foreach (var item in _uiConfigObj.uiConfigJsons)
                {
                    _uiJsonDatas.AddOrUpdate(item.uiType, item);
                }
            }
            catch (Exception e)
            {
                Debug.LogError(e);
            }
        }

        if (_uiJsonDatas.TryGetValue(name, out var jsonData))
        {
            return jsonData;
        }

        return null;
    }


    private void DomainPathField()
    {
        var path = $"Assets/Domain/{_domainNames[_domainIndex]}/AddressableRes/Config/UIConfig.asset";

        if (_uiConfigObj == null)
        {
            _uiConfigObj = (UIConfig)AssetDatabase.LoadAssetAtPath(path, typeof(UIConfig));
        }

        if (_uiConfigObj == null)
        {
            Debug.LogError($"在{path}中未找到UIConfig");
            return;
        }
    }

    private void PathField(string name, ref string path, string pathName, string endsWith)
    {
        var obj = EditorGUILayout.ObjectField(name, AssetDatabase.LoadAssetAtPath(path, typeof(TextAsset)),
            typeof(TextAsset), true);
        if (obj != null)
        {
            var newPath = AssetDatabase.GetAssetPath(obj);
            if (newPath.EndsWith(endsWith) && !newPath.Equals(path))
            {
                path = newPath;
                PlayerPrefs.SetString(pathName, path);
            }
        }
    }
}
#endif


static class ReflectionHelper
{
    public static IEnumerable<T> CreateAllInstancesOf<T>()
    {
        return typeof(ReflectionHelper).Assembly.GetTypes() //获取当前类库下所有类型
            .Where(t => typeof(T).IsAssignableFrom(t)) //获取间接或直接继承t的所有类型
            .Where(t => !t.IsAbstract && t.IsClass) //获取非抽象类 排除接口继承
            .Select(t => (T)Activator.CreateInstance(t)); //创造实例，并返回结果（项目需求，可删除）
    }

    // 新增方法：专门用于查找UIView类型的所有实现类
    public static IEnumerable<Type> GetAllUIViewTypes(string domainName)
    {
        // 查找所有程序集中的UIView类型实现
        var uiviewType = typeof(UIView);
        List<Type> result = new List<Type>();
        // 尝试获取指定名称的程序集
        var targetAssembly = AppDomain.CurrentDomain.GetAssemblies()
            .FirstOrDefault(assembly => assembly.GetName().Name == $"HotUpdate_{domainName}");

        if (targetAssembly == null)
        {
            Debug.LogError($"未找到名为HotUpdate_{domainName}的程序集");
            return null;
        }
        try
        {
            result.AddRange(targetAssembly.GetTypes()
                .Where(t => uiviewType.IsAssignableFrom(t))
                .Where(t => !t.IsAbstract && t.IsClass));
        }
        catch (Exception)
        {
            // 忽略无法访问的程序集
        }
        // 遍历所有已加载的程序集
        // foreach (var assembly in AppDomain.CurrentDomain.GetAssemblies())
        // {
        //     try
        //     {
        //         result.AddRange(assembly.GetTypes()
        //             .Where(t => uiviewType.IsAssignableFrom(t))
        //             .Where(t => !t.IsAbstract && t.IsClass));
        //     }
        //     catch (Exception)
        //     {
        //         // 忽略无法访问的程序集
        //     }
        // }

        return result;
    }



}