#if UNITY_EDITOR
using System;
using UnityEditor;
using UnityEngine;

public class AtlasConfigWindow : EditorWindow
{
    [MenuItem("Tools/图集工具/配置面板")]
    public static void ShowWindow()
    {
        GetWindow<AtlasConfigWindow>("Atlas Config").minSize = new Vector2(450, 400);
    }

    private Vector2 _scrollPosition;

    private int[] _paddingEnum = new int[] { 2, 4, 8 };
    private bool _showExcludeKeywords = false; // 新增折叠状态变量

    private void OnGUI()
    {
        var config = AtlasConfiguration.Instance;

        using (var scrollScope = new EditorGUILayout.ScrollViewScope(_scrollPosition))
        {
            _scrollPosition = scrollScope.scrollPosition;

            EditorGUI.BeginChangeCheck();

            DrawFolderSettings(config);
            DrawPlatformSettings(config);
            DrawPackingSettings(config);
            DrawAdvancedSettings(config);

            if (EditorGUI.EndChangeCheck())
            {
                AtlasConfiguration.Save(true);
                AssetDatabase.Refresh();
            }

            DrawActionButtons();
        }
    }

    private void DrawFolderSettings(AtlasConfiguration config)
    {
        GUILayout.Label("目录设置", EditorStyles.boldLabel);
        config.outputAtlasDir = DrawFolderField("输出目录", config.outputAtlasDir);
        config.sourceAtlasRoot = DrawFolderField("收集目录", config.sourceAtlasRoot);
        config.excludeFolder = DrawFolderField("排除目录", config.excludeFolder);
        EditorGUILayout.Space();
    }

    private string DrawFolderField(string label, string path)
    {
        using (new EditorGUILayout.HorizontalScope())
        {
            path = EditorGUILayout.TextField(label, path);
            if (GUILayout.Button("选择", GUILayout.Width(60)))
            {
                var newPath = EditorUtility.OpenFolderPanel(label, Application.dataPath, "");
                if (!string.IsNullOrEmpty(newPath))
                {
                    path = "Assets" + newPath.Substring(Application.dataPath.Length);
                }
            }
        }

        return path;
    }

    private void DrawPlatformSettings(AtlasConfiguration config)
    {
        GUILayout.Label("平台设置", EditorStyles.boldLabel);
        config.androidFormat = (TextureImporterFormat)EditorGUILayout.EnumPopup("Android 格式", config.androidFormat);
        config.iosFormat = (TextureImporterFormat)EditorGUILayout.EnumPopup("iOS 格式", config.iosFormat);
        config.webglFormat = (TextureImporterFormat)EditorGUILayout.EnumPopup("WebGL 格式", config.webglFormat);
        config.compressionQuality = EditorGUILayout.IntSlider("压缩质量", config.compressionQuality, 0, 100);
        EditorGUILayout.Space();
    }

    private void DrawPackingSettings(AtlasConfiguration config)
    {
        GUILayout.Label("PackingSetting", EditorStyles.boldLabel);
        config.padding = EditorGUILayout.IntPopup("Padding",
            config.padding,
            Array.ConvertAll(_paddingEnum, x => x.ToString()),
            _paddingEnum);
        config.blockOffset = EditorGUILayout.IntField("BlockOffset", config.blockOffset);
        config.enableRotation = EditorGUILayout.Toggle("Enable Rotation", config.enableRotation);
        config.tightPacking = EditorGUILayout.Toggle("剔除透明区域", config.tightPacking);
        EditorGUILayout.Space();
    }


    private void DrawAdvancedSettings(AtlasConfiguration config)
    {
        GUILayout.Label("高级设置", EditorStyles.boldLabel);
        config.autoGenerate = EditorGUILayout.Toggle("自动生成", config.autoGenerate);
        config.enableLogging = EditorGUILayout.Toggle("启用日志", config.enableLogging);
        config.enableV2 = EditorGUILayout.Toggle("启用V2打包", config.enableV2);
        // 优化后的排除关键词显示
        _showExcludeKeywords = EditorGUILayout.BeginFoldoutHeaderGroup(_showExcludeKeywords, "排除关键词");
        if (_showExcludeKeywords)
        {
            int keywordCount = config.excludeKeywords?.Length ?? 0;
            int newCount = EditorGUILayout.IntField("数量", keywordCount);

            // 调整数组大小
            if (newCount != keywordCount)
            {
                Array.Resize(ref config.excludeKeywords, newCount);
            }

            // 绘制每个元素
            for (int i = 0; i < newCount; i++)
            {
                config.excludeKeywords[i] = EditorGUILayout.TextField($"关键词 {i + 1}",
                    config.excludeKeywords[i] ?? "");
            }

            // 添加快捷按钮
            EditorGUILayout.BeginHorizontal();
            GUILayout.FlexibleSpace();
            if (GUILayout.Button("添加", GUILayout.Width(60)))
            {
                Array.Resize(ref config.excludeKeywords, newCount + 1);
            }

            if (GUILayout.Button("清空", GUILayout.Width(60)))
            {
                config.excludeKeywords = Array.Empty<string>();
            }

            EditorGUILayout.EndHorizontal();
        }

        EditorGUILayout.EndFoldoutHeaderGroup();

        EditorGUILayout.Space();
    }

    private void DrawActionButtons()
    {
        using (new EditorGUILayout.HorizontalScope())
        {
            if (GUILayout.Button("立即生成所有图集", GUILayout.Height(30)))
            {
                EditorSpriteSaveInfo.ForceGenerateAll();
            }

            if (GUILayout.Button("清空缓存", GUILayout.Height(30)))
            {
                EditorSpriteSaveInfo.ClearCache();
            }
        }
    }
}
#endif