using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using UnityEditor;
using UnityEngine;
using OfficeOpenXml;
using ArtResource;
using Debug = UnityEngine.Debug;

namespace DesignTools.Collections
{
    /// <summary>
    /// 头像配置Editor工具
    /// 读取Docs/config/Face.xlsx，关联Art_SO/HeadResources.asset
    /// </summary>
    public class HeadConfigEditor : EditorWindow
    {
        private const string HEAD_SO_PATH = "Assets/Art_SubModule/Art_SO";
        private const string FACE_EXCEL_NAME = "Face.xlsx";
        private const string LANGUAGE_EXCEL_NAME = "AllLanguage.xlsx";
        private const string FACE_SHEET_NAME = "Face";
        private const string LANGUAGE_SHEET_NAME = "client";
        private const string DOCS_PATH_PREF_KEY = "HeadConfigEditor_DocsPath";
        private const string DESIGN_SUBMODULE_PATH = "Assets/Design_SubModule";

        private string docsRootPath = "";
        private List<FaceData> faceDataList = new List<FaceData>();
        private ArtTableSO headTableSO;
        private Dictionary<string, Dictionary<string, string>> languageDict = new Dictionary<string, Dictionary<string, string>>();
        private Vector2 scrollPosition;
        private bool isDataLoaded = false;
        private string pendingTooltipText = "";

        [MenuItem("策划工具/收藏品/头像")]
        public static void ShowWindow()
        {
            var window = GetWindow<HeadConfigEditor>("头像配置");
            window.minSize = new Vector2(900, 600);
            window.Show();
        }

        private void OnEnable()
        {
            // 设置EPPlus许可证
            // ExcelPackage.LicenseContext = LicenseContext.NonCommercial;
            
            // 读取上次保存的路径
            if (EditorPrefs.HasKey(DOCS_PATH_PREF_KEY))
            {
                docsRootPath = EditorPrefs.GetString(DOCS_PATH_PREF_KEY);
            }
        }

        private void OnGUI()
        {
            EditorGUILayout.BeginHorizontal(EditorStyles.toolbar);
            EditorGUILayout.LabelField("头像配置工具", EditorStyles.boldLabel);
            GUILayout.FlexibleSpace();
            EditorGUILayout.EndHorizontal();

            EditorGUILayout.Space(5);

            // Docs路径选择
            EditorGUILayout.BeginVertical("box");
            EditorGUILayout.LabelField("Docs项目根目录", EditorStyles.boldLabel);
            
            EditorGUILayout.BeginHorizontal();
            docsRootPath = EditorGUILayout.TextField("路径", docsRootPath);
            if (GUILayout.Button("选择文件夹", GUILayout.Width(100)))
            {
                string selectedPath = EditorUtility.OpenFolderPanel("选择Docs项目根目录", "", "");
                if (!string.IsNullOrEmpty(selectedPath))
                {
                    docsRootPath = selectedPath;
                    EditorPrefs.SetString(DOCS_PATH_PREF_KEY, docsRootPath);
                }
            }
            EditorGUILayout.EndHorizontal();

            if (GUILayout.Button("加载配置数据", GUILayout.Height(30)))
            {
                LoadData();
            }

            EditorGUILayout.EndVertical();

            EditorGUILayout.Space(5);

            // 数据编辑区域
            if (isDataLoaded)
            {
                DrawDataEditor();
            }
            else
            {
                EditorGUILayout.HelpBox("请先选择Docs根目录并加载配置数据", MessageType.Info);
            }
        }

        /// <summary>
        /// 加载配置数据
        /// </summary>
        private void LoadData()
        {
            try
            {
                // 校验路径
                if (string.IsNullOrEmpty(docsRootPath) || !Directory.Exists(docsRootPath))
                {
                    EditorUtility.DisplayDialog("错误", "请选择有效的Docs根目录", "确定");
                    return;
                }

                // 1. 检查Docs是否为Git仓库并更新
                if (!CheckAndUpdateDocsRepository())
                {
                    return; // 检查失败，提示已在方法内显示
                }

                // 2. 检查Design_SubModule分支
                if (!CheckAndSwitchDesignSubModuleBranch())
                {
                    return; // 检查失败，提示已在方法内显示
                }

                // 校验Head SO是否存在
                string[] soGuids = AssetDatabase.FindAssets("t:ArtTableSO", new[] { HEAD_SO_PATH });
                if (soGuids.Length == 0)
                {
                    EditorUtility.DisplayDialog("错误", $"未在 {HEAD_SO_PATH} 目录下找到头像资源配置（ArtTableSO）\n请先在美术资源配置工具中创建", "确定");
                    return;
                }

                // 查找名称为"HeadResource"的SO
                ArtTableSO foundSO = null;
                foreach (var guid in soGuids)
                {
                    string path = AssetDatabase.GUIDToAssetPath(guid);
                    var so = AssetDatabase.LoadAssetAtPath<ArtTableSO>(path);
                    if (so != null && so.TableName == "HeadResource")
                    {
                        foundSO = so;
                        break;
                    }
                }

                if (foundSO == null)
                {
                    EditorUtility.DisplayDialog("错误", "无法加载头像资源配置", "确定");
                    return;
                }

                headTableSO = foundSO;
                
                if (headTableSO.Items == null || headTableSO.Items.Count == 0)
                {
                    EditorUtility.DisplayDialog("错误", "头像资源配置数据为空", "确定");
                    return;
                }

                // 加载语言表
                LoadLanguageData();

                // 加载Face.xlsx
                LoadFaceExcel();

                isDataLoaded = true;
                EditorUtility.DisplayDialog("成功", "配置数据加载成功！", "确定");
            }
            catch (Exception e)
            {
                EditorUtility.DisplayDialog("错误", $"加载数据失败: {e.Message}\n{e.StackTrace}", "确定");
                isDataLoaded = false;
            }
        }

        /// <summary>
        /// 执行Git命令
        /// </summary>
        private string ExecuteGitCommand(string workingDirectory, string arguments, out bool success)
        {
            try
            {
                ProcessStartInfo startInfo = new ProcessStartInfo
                {
                    FileName = "git",
                    Arguments = arguments,
                    WorkingDirectory = workingDirectory,
                    RedirectStandardOutput = true,
                    RedirectStandardError = true,
                    UseShellExecute = false,
                    CreateNoWindow = true
                };

                using (Process process = Process.Start(startInfo))
                {
                    string output = process.StandardOutput.ReadToEnd();
                    string error = process.StandardError.ReadToEnd();
                    process.WaitForExit();

                    success = process.ExitCode == 0;
                    return success ? output : error;
                }
            }
            catch (Exception e)
            {
                success = false;
                return $"执行Git命令失败: {e.Message}";
            }
        }

        /// <summary>
        /// 检查并更新Docs仓库
        /// </summary>
        private bool CheckAndUpdateDocsRepository()
        {
            // 检查是否是Git仓库
            string gitPath = Path.Combine(docsRootPath, ".git");
            if (!Directory.Exists(gitPath))
            {
                EditorUtility.DisplayDialog("错误", 
                    $"Docs目录不是Git仓库\n路径: {docsRootPath}\n\n请确保Docs项目已正确克隆", 
                    "确定");
                return false;
            }

            EditorUtility.DisplayProgressBar("检查更新", "正在检查Docs仓库远程更新...", 0.3f);

            // 执行git fetch检查远程更新
            string fetchResult = ExecuteGitCommand(docsRootPath, "fetch", out bool fetchSuccess);
            
            if (!fetchSuccess)
            {
                EditorUtility.ClearProgressBar();
                EditorUtility.DisplayDialog("Git Fetch失败", 
                    $"无法检查远程更新:\n{fetchResult}\n\n请在SourceTree或GitHubDesktop中检查网络连接和仓库状态", 
                    "确定");
                return false;
            }

            EditorUtility.DisplayProgressBar("检查更新", "正在检查是否有新提交...", 0.6f);

            // 检查本地和远程的差异
            string statusResult = ExecuteGitCommand(docsRootPath, "status -uno", out bool statusSuccess);
            
            if (!statusSuccess)
            {
                EditorUtility.ClearProgressBar();
                EditorUtility.DisplayDialog("Git Status失败", 
                    $"无法获取仓库状态:\n{statusResult}\n\n请在SourceTree或GitHubDesktop中检查仓库状态", 
                    "确定");
                return false;
            }

            // 检查是否有未提交的更改
            if (statusResult.Contains("Changes not staged") || statusResult.Contains("Changes to be committed"))
            {
                EditorUtility.ClearProgressBar();
                bool proceed = EditorUtility.DisplayDialog("警告：有未提交的更改", 
                    "Docs仓库中有未提交的更改，这可能导致拉取时产生冲突。\n\n建议先提交或暂存这些更改。\n\n是否继续加载配置？（不推荐）", 
                    "继续（不推荐）", "取消，前往处理");
                
                if (!proceed)
                {
                    Debug.Log("请在SourceTree或GitHubDesktop中处理未提交的更改");
                    return false;
                }
            }

            // 检查是否behind远程
            if (statusResult.Contains("Your branch is behind"))
            {
                EditorUtility.DisplayProgressBar("更新中", "正在从远程拉取最新代码...", 0.8f);
                
                string pullResult = ExecuteGitCommand(docsRootPath, "pull", out bool pullSuccess);
                
                EditorUtility.ClearProgressBar();
                
                if (!pullSuccess)
                {
                    // 检查是否是合并冲突
                    if (pullResult.Contains("CONFLICT") || pullResult.Contains("conflict"))
                    {
                        EditorUtility.DisplayDialog("拉取失败：存在冲突", 
                            $"拉取远程更新时发生冲突:\n{pullResult}\n\n请在SourceTree或GitHubDesktop中解决冲突后再操作", 
                            "确定");
                    }
                    else
                    {
                        EditorUtility.DisplayDialog("拉取失败", 
                            $"无法拉取远程更新:\n{pullResult}\n\n请在SourceTree或GitHubDesktop中检查并解决问题", 
                            "确定");
                    }
                    return false;
                }
                
                Debug.Log($"Docs仓库已更新到最新版本:\n{pullResult}");
                EditorUtility.DisplayDialog("更新成功", "Docs仓库已更新到最新版本", "确定");
            }
            else
            {
                EditorUtility.ClearProgressBar();
                Debug.Log("Docs仓库已是最新版本");
            }

            return true;
        }

        /// <summary>
        /// 检查并切换Design_SubModule到main分支
        /// </summary>
        private bool CheckAndSwitchDesignSubModuleBranch()
        {
            string designSubModulePath = Path.Combine(Application.dataPath, "..", DESIGN_SUBMODULE_PATH);
            designSubModulePath = Path.GetFullPath(designSubModulePath);

            // 检查Design_SubModule是否存在
            if (!Directory.Exists(designSubModulePath))
            {
                EditorUtility.DisplayDialog("错误", 
                    $"Design_SubModule目录不存在:\n{designSubModulePath}\n\n请确保子模块已正确初始化", 
                    "确定");
                return false;
            }

            EditorUtility.DisplayProgressBar("检查分支", "正在检查Design_SubModule分支...", 0.5f);

            // 检查当前分支
            string branchResult = ExecuteGitCommand(designSubModulePath, "branch --show-current", out bool branchSuccess);
            
            if (!branchSuccess)
            {
                EditorUtility.ClearProgressBar();
                EditorUtility.DisplayDialog("Git Branch失败", 
                    $"无法获取当前分支:\n{branchResult}\n\n请在SourceTree或GitHubDesktop中检查Design_SubModule状态", 
                    "确定");
                return false;
            }

            string currentBranch = branchResult.Trim();
            
            if (currentBranch != "main")
            {
                EditorUtility.DisplayProgressBar("切换分支", "正在切换到main分支...", 0.8f);
                
                string checkoutResult = ExecuteGitCommand(designSubModulePath, "checkout main", out bool checkoutSuccess);
                
                EditorUtility.ClearProgressBar();
                
                if (!checkoutSuccess)
                {
                    EditorUtility.DisplayDialog("切换分支失败", 
                        $"无法切换到main分支:\n{checkoutResult}\n\n当前分支: {currentBranch}\n\n请在SourceTree或GitHubDesktop中手动切换到main分支", 
                        "确定");
                    return false;
                }
                
                Debug.Log($"Design_SubModule已从 {currentBranch} 切换到 main 分支");
                EditorUtility.DisplayDialog("分支切换成功", 
                    $"Design_SubModule已从 {currentBranch} 切换到 main 分支", 
                    "确定");
            }
            else
            {
                EditorUtility.ClearProgressBar();
                Debug.Log("Design_SubModule已在main分支");
            }

            return true;
        }

        /// <summary>
        /// 加载语言数据
        /// </summary>
        private void LoadLanguageData()
        {
            languageDict.Clear();

            string languageExcelPath = Path.Combine(docsRootPath, "config", LANGUAGE_EXCEL_NAME);
            if (!File.Exists(languageExcelPath))
            {
                Debug.LogWarning($"未找到语言表: {languageExcelPath}");
                return;
            }

            using (var package = new ExcelPackage(new FileInfo(languageExcelPath)))
            {
                var worksheet = package.Workbook.Worksheets[LANGUAGE_SHEET_NAME];
                if (worksheet == null)
                {
                    Debug.LogWarning($"语言表中未找到Sheet: {LANGUAGE_SHEET_NAME}");
                    return;
                }

                // 查找Key列和语言列
                int keyColumnIndex = -1;
                int zhCNColumnIndex = -1;
                int enUSColumnIndex = -1;
                int ptBRColumnIndex = -1;
                int columnCount = worksheet.Dimension.Columns;

                for (int col = 1; col <= columnCount; col++)
                {
                    string header = worksheet.Cells[1, col].Text;
                    if (header == "key")
                    {
                        keyColumnIndex = col;
                    }
                    else if (header == "zh_CN")
                    {
                        zhCNColumnIndex = col;
                    }
                    else if (header == "en_US")
                    {
                        enUSColumnIndex = col;
                    }
                    else if (header == "pt_BR")
                    {
                        ptBRColumnIndex = col;
                    }
                }

                if (keyColumnIndex < 0)
                {
                    Debug.LogWarning("语言表中未找到Key列");
                    return;
                }

                // 读取数据（从第3行开始）
                int rowCount = worksheet.Dimension.Rows;
                for (int row = 3; row <= rowCount; row++)
                {
                    string key = worksheet.Cells[row, keyColumnIndex].Text;
                    if (string.IsNullOrEmpty(key)) continue;

                    if (!languageDict.ContainsKey(key))
                    {
                        languageDict[key] = new Dictionary<string, string>();
                    }

                    if (zhCNColumnIndex > 0)
                    {
                        languageDict[key]["zh_CN"] = worksheet.Cells[row, zhCNColumnIndex].Text;
                    }
                    if (enUSColumnIndex > 0)
                    {
                        languageDict[key]["en_US"] = worksheet.Cells[row, enUSColumnIndex].Text;
                    }
                    if (ptBRColumnIndex > 0)
                    {
                        languageDict[key]["pt_BR"] = worksheet.Cells[row, ptBRColumnIndex].Text;
                    }
                }
            }
        }

        /// <summary>
        /// 加载Face.xlsx
        /// </summary>
        private void LoadFaceExcel()
        {
            faceDataList.Clear();

            string faceExcelPath = Path.Combine(docsRootPath, "config", FACE_EXCEL_NAME);
            if (!File.Exists(faceExcelPath))
            {
                throw new Exception($"未找到Face配置文件: {faceExcelPath}");
            }

            using (var package = new ExcelPackage(new FileInfo(faceExcelPath)))
            {
                var worksheet = package.Workbook.Worksheets[FACE_SHEET_NAME];
                if (worksheet == null)
                {
                    throw new Exception($"Face.xlsx中未找到Sheet: {FACE_SHEET_NAME}");
                }

                // 读取表头（第1行）
                int idCol = -1, nameKeyCol = -1, initCol = -1, iconCol = -1;
                int columnCount = worksheet.Dimension.Columns;

                for (int col = 1; col <= columnCount; col++)
                {
                    string header = worksheet.Cells[1, col].Text;
                    switch (header)
                    {
                        case "Id":
                            idCol = col;
                            break;
                        case "NameKey":
                            nameKeyCol = col;
                            break;
                        case "Init":
                            initCol = col;
                            break;
                        case "Icon":
                            iconCol = col;
                            break;
                    }
                }

                if (idCol < 0 || nameKeyCol < 0 || initCol < 0 || iconCol < 0)
                {
                    throw new Exception("Face.xlsx表结构不正确，缺少必要列（Id/NameKey/Init/Icon）");
                }

                // 读取数据（从第3行开始）
                int rowCount = worksheet.Dimension.Rows;
                for (int row = 3; row <= rowCount; row++)
                {
                    string idText = worksheet.Cells[row, idCol].Text;
                    if (string.IsNullOrEmpty(idText)) continue;

                    if (!int.TryParse(idText, out int id)) continue;

                    string nameKey = worksheet.Cells[row, nameKeyCol].Text;
                    string initText = worksheet.Cells[row, initCol].Text;
                    string iconText = worksheet.Cells[row, iconCol].Text;

                    int init = 0;
                    if (!string.IsNullOrEmpty(initText))
                    {
                        int.TryParse(initText, out init);
                    }

                    string iconName = iconText ?? "";

                    var faceData = new FaceData
                    {
                        Id = id,
                        NameKey = nameKey,
                        Init = init,
                        IconName = iconName
                    };

                    faceDataList.Add(faceData);
                }
            }
        }

        /// <summary>
        /// 绘制数据编辑器
        /// </summary>
        private void DrawDataEditor()
        {
            pendingTooltipText = "";
            
            EditorGUILayout.BeginVertical("box");
            
            EditorGUILayout.BeginHorizontal();
            EditorGUILayout.LabelField($"头像数据列表（共 {faceDataList.Count} 条）", EditorStyles.boldLabel);
            GUILayout.FlexibleSpace();
            
            GUI.backgroundColor = Color.cyan;
            if (GUILayout.Button("+ 添加头像", GUILayout.Height(25), GUILayout.Width(100)))
            {
                AddNewFace();
            }
            GUI.backgroundColor = Color.white;
            EditorGUILayout.EndHorizontal();
            
            EditorGUILayout.Space(3);

            scrollPosition = EditorGUILayout.BeginScrollView(scrollPosition);

            // 表头
            EditorGUILayout.BeginHorizontal("box");
            EditorGUILayout.LabelField("Id", EditorStyles.boldLabel, GUILayout.Width(50));
            EditorGUILayout.LabelField("NameKey", EditorStyles.boldLabel, GUILayout.Width(150));
            EditorGUILayout.LabelField("中文名称", EditorStyles.boldLabel, GUILayout.Width(120));
            EditorGUILayout.LabelField("Init", EditorStyles.boldLabel, GUILayout.Width(50));
            EditorGUILayout.LabelField("Icon", EditorStyles.boldLabel, GUILayout.Width(200));
            EditorGUILayout.LabelField("预览", EditorStyles.boldLabel, GUILayout.Width(100));
            EditorGUILayout.LabelField("操作", EditorStyles.boldLabel, GUILayout.Width(60));
            EditorGUILayout.EndHorizontal();

            // 数据行
            for (int i = 0; i < faceDataList.Count; i++)
            {
                DrawFaceDataRow(faceDataList[i]);
            }

            EditorGUILayout.EndScrollView();
            EditorGUILayout.EndVertical();

            EditorGUILayout.Space(10);

            // 保存按钮
            EditorGUILayout.BeginHorizontal();
            GUILayout.FlexibleSpace();
            
            GUI.backgroundColor = Color.green;
            if (GUILayout.Button("保存配置到Excel", GUILayout.Height(30), GUILayout.Width(200)))
            {
                SaveData();
            }
            GUI.backgroundColor = Color.white;
            
            GUILayout.FlexibleSpace();
            EditorGUILayout.EndHorizontal();
            
            // 在所有内容绘制完后，绘制tooltip（确保在最上层）
            if (!string.IsNullOrEmpty(pendingTooltipText))
            {
                Vector2 tooltipSize = GUI.skin.box.CalcSize(new GUIContent(pendingTooltipText));
                tooltipSize.x += 10;
                tooltipSize.y += 10;
                
                // 使用当前鼠标位置，而不是之前记录的位置
                Vector2 mousePos = Event.current.mousePosition;
                Rect tooltipRect = new Rect(
                    mousePos.x + 1,
                    mousePos.y + 1,
                    tooltipSize.x,
                    tooltipSize.y
                );
                
                GUI.Box(tooltipRect, pendingTooltipText);
            }
        }

        /// <summary>
        /// 绘制单行数据
        /// </summary>
        private void DrawFaceDataRow(FaceData data)
        {
            EditorGUILayout.BeginHorizontal("box");

            // Id（只读）
            GUI.enabled = false;
            EditorGUILayout.IntField(data.Id, GUILayout.Width(50));
            GUI.enabled = true;

            // NameKey（可编辑）
            data.NameKey = EditorGUILayout.TextField(data.NameKey, GUILayout.Width(150));

            // 中文名称（只读预览，带即时多语言显示）
            GUI.enabled = false;
            string zhName = "未找到语言Key";
            
            if (languageDict.ContainsKey(data.NameKey))
            {
                var langs = languageDict[data.NameKey];
                if (langs.ContainsKey("zh_CN"))
                {
                    zhName = langs["zh_CN"];
                }
            }
            
            Rect nameRect = GUILayoutUtility.GetRect(new GUIContent(zhName), GUI.skin.textField, GUILayout.Width(120));
            EditorGUI.TextField(nameRect, zhName);
            
            // 检测鼠标悬停并准备tooltip内容（不立即绘制）
            if (nameRect.Contains(Event.current.mousePosition) && languageDict.ContainsKey(data.NameKey))
            {
                var langs = languageDict[data.NameKey];
                List<string> tooltipLines = new List<string>();
                
                if (langs.ContainsKey("zh_CN") && !string.IsNullOrEmpty(langs["zh_CN"]))
                {
                    tooltipLines.Add($"[中文] {langs["zh_CN"]}");
                }
                if (langs.ContainsKey("en_US") && !string.IsNullOrEmpty(langs["en_US"]))
                {
                    tooltipLines.Add($"[English] {langs["en_US"]}");
                }
                if (langs.ContainsKey("pt_BR") && !string.IsNullOrEmpty(langs["pt_BR"]))
                {
                    tooltipLines.Add($"[Português] {langs["pt_BR"]}");
                }
                
                if (tooltipLines.Count > 0)
                {
                    pendingTooltipText = string.Join("\n", tooltipLines);
                    Repaint();
                }
            }
            
            GUI.enabled = true;

            // Init（Checkbox）
            bool initChecked = data.Init == 1;
            bool newInitChecked = EditorGUILayout.Toggle(initChecked, GUILayout.Width(50));
            data.Init = newInitChecked ? 1 : 0;

            // Icon（下拉列表，包含未选择选项）
            var iconItems = headTableSO.Items;
            var iconNamesList = new List<string> { "未选择" };
            iconNamesList.AddRange(iconItems.Select(x => x.Name));
            var iconNames = iconNamesList.ToArray();
            
            // 查找当前选中的索引
            int currentIndex = 0; // 默认为"未选择"
            if (!string.IsNullOrEmpty(data.IconName))
            {
                var currentItem = iconItems.Find(x => x.Name == data.IconName);
                if (currentItem != null)
                {
                    // 找到了对应的Item，索引需要+1（因为第0项是"未选择"）
                    int itemIndex = iconItems.IndexOf(currentItem);
                    if (itemIndex >= 0)
                    {
                        currentIndex = itemIndex + 1;
                    }
                }
            }

            EditorGUI.BeginChangeCheck();
            int newIndex = EditorGUILayout.Popup(currentIndex, iconNames, GUILayout.Width(200));
            if (EditorGUI.EndChangeCheck())
            {
                if (newIndex == 0)
                {
                    // 选择了"未选择"
                    data.IconName = "";
                }
                else if (newIndex > 0 && newIndex <= iconItems.Count)
                {
                    // 选择了具体的Icon（索引需要-1）
                    data.IconName = iconItems[newIndex - 1].Name;
                }
            }

            // 预览和Desc提示
            if (!string.IsNullOrEmpty(data.IconName))
            {
                var item = iconItems.Find(x => x.Name == data.IconName);
                if (item != null)
                {
                    // 直接使用Sprite引用
                    Sprite sprite = item.Sprite;

                    if (sprite != null && sprite.texture != null)
                    {
                        // 正确处理图集sprite的预览
                        Rect previewRect = GUILayoutUtility.GetRect(50, 50, GUILayout.Width(50), GUILayout.Height(50));
                        
                        // 绘制背景
                        EditorGUI.DrawRect(previewRect, new Color(0.5f, 0.5f, 0.5f, 1f));
                        
                        Rect texCoords = sprite.textureRect;
                        Texture2D tex = sprite.texture;
                        
                        // 归一化UV坐标
                        Rect normalizedCoords = new Rect(
                            texCoords.x / tex.width,
                            texCoords.y / tex.height,
                            texCoords.width / tex.width,
                            texCoords.height / tex.height
                        );
                        
                        // 计算保持宽高比的显示区域
                        float aspect = texCoords.width / texCoords.height;
                        Rect drawRect = previewRect;
                        if (aspect > 1f)
                        {
                            float height = drawRect.width / aspect;
                            drawRect.y += (drawRect.height - height) * 0.5f;
                            drawRect.height = height;
                        }
                        else
                        {
                            float width = drawRect.height * aspect;
                            drawRect.x += (drawRect.width - width) * 0.5f;
                            drawRect.width = width;
                        }
                        
                        GUI.DrawTextureWithTexCoords(drawRect, tex, normalizedCoords, true);
                        
                        // 添加Tooltip
                        if (!string.IsNullOrEmpty(item.Desc))
                        {
                            GUI.Label(previewRect, new GUIContent("", item.Desc));
                        }
                    }
                    else
                    {
                        GUILayoutUtility.GetRect(50, 50, GUILayout.Width(50), GUILayout.Height(50));
                        GUILayout.Space(-50);
                        EditorGUILayout.LabelField("无图片", GUILayout.Width(50));
                    }
                }
                else
                {
                    // ID存在但找不到对应的Item
                    GUILayoutUtility.GetRect(50, 50, GUILayout.Width(50), GUILayout.Height(50));
                    GUILayout.Space(-50);
                    EditorGUILayout.LabelField("未选择", GUILayout.Width(50));
                }
            }
            else
            {
                // IconName为空，未选择状态
                GUILayoutUtility.GetRect(50, 50, GUILayout.Width(50), GUILayout.Height(50));
                GUILayout.Space(-50);
                EditorGUILayout.LabelField("未选择", GUILayout.Width(50));
            }
            
            // 删除按钮
            GUI.backgroundColor = Color.red;
            if (GUILayout.Button("删除", GUILayout.Width(60)))
            {
                if (EditorUtility.DisplayDialog("确认删除", 
                    $"确定要删除头像 {data.Id} ({data.NameKey}) 吗？", 
                    "删除", "取消"))
                {
                    faceDataList.Remove(data);
                }
            }
            GUI.backgroundColor = Color.white;

            EditorGUILayout.EndHorizontal();
        }

        /// <summary>
        /// 添加新头像
        /// </summary>
        private void AddNewFace()
        {
            // 计算新ID（当前最大ID + 1）
            int newId = 1;
            if (faceDataList.Count > 0)
            {
                newId = faceDataList.Max(x => x.Id) + 1;
            }
            
            var newFace = new FaceData
            {
                Id = newId,
                NameKey = "",
                Init = 0,
                IconName = ""
            };
            
            faceDataList.Add(newFace);
            
            // 滚动到底部
            scrollPosition = new Vector2(0, float.MaxValue);
        }
        
        /// <summary>
        /// 保存数据到Excel
        /// </summary>
        private void SaveData()
        {
            try
            {
                string faceExcelPath = Path.Combine(docsRootPath, "config", FACE_EXCEL_NAME);
                if (!File.Exists(faceExcelPath))
                {
                    EditorUtility.DisplayDialog("错误", $"未找到Face配置文件: {faceExcelPath}", "确定");
                    return;
                }

                using (var package = new ExcelPackage(new FileInfo(faceExcelPath)))
                {
                    var worksheet = package.Workbook.Worksheets[FACE_SHEET_NAME];
                    if (worksheet == null)
                    {
                        EditorUtility.DisplayDialog("错误", $"Face.xlsx中未找到Sheet: {FACE_SHEET_NAME}", "确定");
                        return;
                    }

                    // 查找列索引
                    int idCol = -1, nameKeyCol = -1, initCol = -1, iconCol = -1;
                    int columnCount = worksheet.Dimension.Columns;

                    for (int col = 1; col <= columnCount; col++)
                    {
                        string header = worksheet.Cells[1, col].Text;
                        switch (header)
                        {
                            case "Id":
                                idCol = col;
                                break;
                            case "NameKey":
                                nameKeyCol = col;
                                break;
                            case "Init":
                                initCol = col;
                                break;
                            case "Icon":
                                iconCol = col;
                                break;
                        }
                    }

                    // 更新和删除数据（从第3行开始）
                    int rowCount = worksheet.Dimension.Rows;
                    var processedIds = new HashSet<int>();
                    
                    // 第一遍：更新现有行或标记删除
                    for (int row = rowCount; row >= 3; row--)
                    {
                        string idText = worksheet.Cells[row, idCol].Text;
                        if (string.IsNullOrEmpty(idText)) continue;

                        if (!int.TryParse(idText, out int id)) continue;

                        // 查找对应的FaceData
                        var faceData = faceDataList.Find(x => x.Id == id);
                        if (faceData != null)
                        {
                            // 更新数据
                            worksheet.Cells[row, nameKeyCol].Value = faceData.NameKey;
                            worksheet.Cells[row, initCol].Value = faceData.Init;
                            
                            worksheet.Cells[row, iconCol].Value = faceData.IconName ?? "";
                            
                            processedIds.Add(id);
                        }
                        else
                        {
                            // 删除行
                            worksheet.DeleteRow(row);
                        }
                    }
                    
                    // 第二遍：添加新行
                    int currentRow = worksheet.Dimension?.Rows ?? 2;
                    foreach (var faceData in faceDataList)
                    {
                        if (!processedIds.Contains(faceData.Id))
                        {
                            // 这是新增的数据
                            currentRow++;
                            worksheet.Cells[currentRow, idCol].Value = faceData.Id;
                            worksheet.Cells[currentRow, nameKeyCol].Value = faceData.NameKey;
                            worksheet.Cells[currentRow, initCol].Value = faceData.Init;
                            
                            worksheet.Cells[currentRow, iconCol].Value = faceData.IconName ?? "";
                        }
                    }

                    // 保存文件
                    package.Save();
                }

                // 提示成功并提醒推送
                bool understood = EditorUtility.DisplayDialog("保存成功", 
                    "配置已保存到Excel文件！\n\n" +
                    "⚠️ 重要提醒：\n" +
                    "请及时在SourceTree或GitHubDesktop中：\n" +
                    "1. 提交(Commit)本次修改\n" +
                    "2. 推送(Push)到远程仓库\n\n" +
                    "避免与其他策划产生冲突！", 
                    "我知道了");
            }
            catch (Exception e)
            {
                EditorUtility.DisplayDialog("错误", $"保存数据失败: {e.Message}\n{e.StackTrace}", "确定");
            }
        }

        /// <summary>
        /// 头像数据类
        /// </summary>
        private class FaceData
        {
            public int Id;
            public string NameKey;
            public int Init;
            public string IconName = "";
        }
    }
}