feat: 项目初始化 + 3D方块世界原型 + AI助搭系统

初始化 monorepo: Go后端(7微服务) + Unity客户端(9模块) + 启动器 HTML5原型: Three.js 3D体素世界, Perlin噪声地形, 原版材质, 22种方块 Minecraft创造模式背包: 双栏布局, 拖拽移动物品, 方向性元件引脚 AI助搭策划文档 + 客户端/服务端骨架 + Docker Compose + CI
2026-08-08 14:07:56 +08:00
parent 9500c4c80a
commit f70b061d1a
1972 changed files with 159760 additions and 6 deletions
@@ -0,0 +1,631 @@
+using System.Collections;
+using System.IO;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Controls.Primitives;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Threading;
+using Microsoft.VisualBasic;
+using Microsoft.VisualBasic.FileIO;
+using PCL.Core.App;
+using PCL.Core.App.Configuration;
+using PCL.Core.App.Configuration.Storage;
+using FileSystem = Microsoft.VisualBasic.FileIO.FileSystem;
+using PCL.Core.App.Localization;
+using PCL.Core.UI;
+
+namespace PCL;
+
+public partial class PageSelectRight
+{
+    private const int normalDelay = 75; // 正常输入延迟0.075秒
+    private const int quickDelay = 50; // 清空搜索框延迟0.05秒
+    private bool isRefreshing;
+
+    private DateTime lastInputTime = DateTime.MinValue;
+    private DispatcherTimer reloadTimer;
+
+    // 窗口属性
+    /// <summary>
+    ///     是否显示隐藏的 Minecraft 实例。
+    /// </summary>
+    public bool showHidden = false;
+
+    public PageSelectRight()
+    {
+        InitializeComponent();
+        PanVerSearchBox.HintText = Lang.Text("Select.Instance.Search.Hint");
+        Loaded += PageSelectRight_Loaded;
+        Unloaded += PageSelectRight_Unloaded;
+        LoaderInit();
+    }
+
+    // 窗口基础
+    private void PageSelectRight_Loaded(object sender, RoutedEventArgs e)
+    {
+        ModLoader.LoaderFolderRun(ModInstanceList.mcInstanceListLoader, ModFolder.mcFolderSelected,
+            ModLoader.LoaderFolderRunType.RunOnUpdated, 1, @"versions\");
+        PanBack.ScrollToHome();
+        PanVerSearchBox.TextChanged += (a, b) => PanVerSearchBox_TextChanged(a, (TextChangedEventArgs)b);
+
+        reloadTimer = new DispatcherTimer { Interval = TimeSpan.FromMilliseconds(normalDelay) };
+        reloadTimer.Tick += ReloadTimer_Tick;
+    }
+
+    private void PanVerSearchBox_TextChanged(object sender, TextChangedEventArgs e)
+    {
+        // 记录最后一次输入时间
+        lastInputTime = DateTime.Now;
+
+        isRefreshing = false;
+
+        // 动态调整延迟时间
+        if (string.IsNullOrWhiteSpace(PanVerSearchBox.Text))
+        {
+            if (reloadTimer.Interval.TotalMilliseconds != quickDelay)
+                reloadTimer.Interval = TimeSpan.FromMilliseconds(quickDelay);
+        }
+        else if (reloadTimer.Interval.TotalMilliseconds != normalDelay)
+        {
+            reloadTimer.Interval = TimeSpan.FromMilliseconds(normalDelay);
+        }
+
+
+        if (!reloadTimer.IsEnabled) reloadTimer.Start();
+    }
+
+    private void ReloadTimer_Tick(object sender, EventArgs e)
+    {
+        // 检查是否超过当前设定的延迟时间没有新输入
+        var elapsed = (DateTime.Now - lastInputTime).TotalMilliseconds;
+        var currentDelay = reloadTimer.Interval.TotalMilliseconds;
+
+        if (elapsed >= currentDelay && ModInstanceList.mcInstanceListLoader.State == ModBase.LoadState.Finished &&
+            !isRefreshing)
+        {
+            isRefreshing = true;
+
+            // 确保在UI线程执行刷新
+            Dispatcher.BeginInvoke(new Action(() =>
+            {
+                McInstanceListUI(ModInstanceList.mcInstanceListLoader);
+                isRefreshing = false;
+            }));
+            reloadTimer.Stop();
+        }
+    }
+
+    private void PageSelectRight_Unloaded(object sender, RoutedEventArgs e)
+    {
+        // 清理计时器
+        if (reloadTimer is not null)
+        {
+            reloadTimer.Stop();
+            reloadTimer.Tick -= ReloadTimer_Tick;
+            reloadTimer = null;
+        }
+    }
+
+    private void LoaderInit()
+    {
+        PageLoaderInit(Load, PanLoad, PanAllBack, null, ModInstanceList.mcInstanceListLoader,
+            a => this.McInstanceListUI((ModLoader.LoaderTask<string, int>)a),
+            autoRun: false);
+    }
+
+    private void Load_Click(object sender, MouseButtonEventArgs e)
+    {
+        if (ModInstanceList.mcInstanceListLoader.State == ModBase.LoadState.Failed)
+            ModLoader.LoaderFolderRun(ModInstanceList.mcInstanceListLoader, ModFolder.mcFolderSelected,
+                ModLoader.LoaderFolderRunType.ForceRun, 1, @"versions\");
+    }
+
+    #region 结果 UI 化
+
+    private void McInstanceListUI(ModLoader.LoaderTask<string, int> loader)
+    {
+        try
+        {
+            var path = loader.input;
+            // 加载 UI
+            PanMain.Children.Clear();
+
+            var hasVisibleFolders = false;
+            var searchText = PanVerSearchBox.Text.Trim().ToLower(); // 获取搜索框文本
+            var hasAnyResults = false;
+            var originalHasInstances = ModInstanceList.mcInstanceList.ToArray().Any(c => c.Value.Count > 0);
+
+            // 搜索无结果时显示 PanEmptySearch
+            PanEmptySearch.Visibility = Visibility.Collapsed; // 默认隐藏
+
+            foreach (var Card in ModInstanceList.mcInstanceList.ToArray())
+            {
+                if ((Card.Key == McInstanceCardType.Hidden) ^ showHidden)
+                    continue;
+                var filteredInstances = Card.Value.Where(v =>
+                {
+                    if (string.IsNullOrEmpty(searchText))
+                        return true;
+                    return v.Name.ToLower().Contains(searchText) ||
+                           (v.Desc is not null && v.Desc.ToLower().Contains(searchText)) || v.GetDefaultDescription()
+                               .Replace(",", "").ToLower().Trim().Contains(searchText);
+                }).ToList();
+                if (filteredInstances.Count == 0)
+                    continue;
+
+                hasVisibleFolders = true;
+                hasAnyResults = true;
+                if (filteredInstances.Count == 0)
+                    continue;
+                hasVisibleFolders = true;
+
+                #region 确认卡片名称
+
+                var cardName = "";
+                switch (Card.Key)
+                {
+                    case McInstanceCardType.OriginalLike:
+                    {
+                        cardName = Lang.Text("Select.Instance.Card.Regular");
+                        break;
+                    }
+                    case McInstanceCardType.API:
+                    {
+                        var isForgeExists = false;
+                        var isNeoForgeExists = false;
+                        var isFabricExists = false;
+                        var isQuiltExists = false;
+                        var isLiteExists = false;
+                        var isCleanroomExists = false;
+                        var isLabyModExists = false;
+                        foreach (var instance in Card.Value)
+                        {
+                            if (!instance.IsLoaded)
+                                instance.Load();
+                            if (instance.Info.HasFabric)
+                                isFabricExists = true;
+                            if (instance.Info.HasQuilt)
+                                isQuiltExists = true;
+                            if (instance.Info.HasLiteLoader)
+                                isLiteExists = true;
+                            if (instance.Info.HasForge)
+                                isForgeExists = true;
+                            if (instance.Info.HasNeoForge)
+                                isNeoForgeExists = true;
+                            if (instance.Info.HasCleanroom)
+                                isCleanroomExists = true;
+                            if (instance.Info.HasLabyMod)
+                                isLabyModExists = true;
+                        }
+
+                        if ((isLiteExists ? 1 : 0) + (isForgeExists ? 1 : 0) + (isFabricExists ? 1 : 0) +
+                            (isNeoForgeExists ? 1 : 0) + (isQuiltExists ? 1 : 0) + (isCleanroomExists ? 1 : 0) +
+                            (isLabyModExists ? 1 : 0) > 1)
+                            cardName = Lang.Text("Select.Instance.Card.Modable");
+                        else if (isForgeExists)
+                            cardName = Lang.Text("Select.Instance.Card.Forge");
+                        else if (isNeoForgeExists)
+                            cardName = Lang.Text("Select.Instance.Card.NeoForge");
+                        else if (isCleanroomExists)
+                            cardName = Lang.Text("Select.Instance.Card.Cleanroom");
+                        else if (isLabyModExists)
+                            cardName = Lang.Text("Select.Instance.Card.LabyMod");
+                        else if (isLiteExists)
+                            cardName = Lang.Text("Select.Instance.Card.LiteLoader");
+                        else if (isQuiltExists)
+                            cardName = Lang.Text("Select.Instance.Card.Quilt");
+                        else
+                            cardName = Lang.Text("Select.Instance.Card.Fabric");
+
+                        break;
+                    }
+                    case McInstanceCardType.Error:
+                    {
+                        cardName = Lang.Text("Select.Instance.Card.Error");
+                        break;
+                    }
+                    case McInstanceCardType.Hidden:
+                    {
+                        cardName = Lang.Text("Select.Instance.Card.Hidden");
+                        break;
+                    }
+                    case McInstanceCardType.Rubbish:
+                    {
+                        cardName = Lang.Text("Select.Instance.Card.LessUsed");
+                        break;
+                    }
+                    case McInstanceCardType.Star:
+                    {
+                        cardName = Lang.Text("Select.Instance.Card.Favorites");
+                        break;
+                    }
+                    case McInstanceCardType.Fool:
+                    {
+                        cardName = Lang.Text("Select.Instance.Card.AprilFools");
+                        break;
+                    }
+
+                    default:
+                    {
+                        throw new ArgumentException($"未知的卡片种类（{(int)Card.Key}）");
+                    }
+                }
+
+                #endregion
+
+                // 建立控件
+                var cardTitle = $"{cardName}{(Card.Key == McInstanceCardType.Star ? "" : $" ({Lang.Number(filteredInstances.Count, "N0")})")}";
+                var newCard = new MyCard { Title = cardTitle, Margin = new Thickness(0d, 0d, 0d, 15d) };
+                var newStack = new StackPanel
+                {
+                    Margin = new Thickness(20d, MyCard.SwapedHeight, 18d, 0d),
+                    VerticalAlignment = VerticalAlignment.Top, RenderTransform = new TranslateTransform(0d, 0d),
+                    Tag = filteredInstances
+                };
+                newCard.Children.Add(newStack);
+                newCard.SwapControl = newStack;
+                PanMain.Children.Add(newCard);
+
+                // 确定卡片是否展开
+                void PutMethod(StackPanel stack)
+                {
+                    foreach (var item in (IEnumerable)stack.Tag)
+                        stack.Children.Add(McVersionListItem((McInstance)item));
+                }
+
+                ;
+                if (Card.Key == McInstanceCardType.Rubbish ||
+                    Card.Key == McInstanceCardType.Error ||
+                    Card.Key == McInstanceCardType.Fool)
+                {
+                    newCard.IsSwapped = true;
+                    newCard.InstallMethod = PutMethod;
+                }
+                else
+                {
+                    MyCard.StackInstall(ref newStack, PutMethod);
+                }
+            }
+
+            // 若只有一个卡片，则强制展开
+            if (PanMain.Children.Count == 1 && ((MyCard)PanMain.Children[0]).IsSwapped)
+                ((MyCard)PanMain.Children[0]).IsSwapped = false;
+
+            PanVerSearchBox.Visibility = hasVisibleFolders ? Visibility.Visible : Visibility.Collapsed;
+
+            // 判断应该显示哪一个页面
+            if (!hasAnyResults)
+            {
+                if (!originalHasInstances)
+                {
+                    // 完全没有实例的情况
+                    PanEmpty.Visibility = Visibility.Visible;
+                    PanBack.Visibility = Visibility.Collapsed;
+                    if (showHidden)
+                    {
+                        LabEmptyTitle.Text = Lang.Text("Select.Instance.Hidden.EmptyTitle");
+                        LabEmptyContent.Text = Lang.Text("Select.Instance.Hidden.EmptyMessage");
+                        BtnEmptyDownload.Visibility = Visibility.Collapsed;
+                    }
+                    else
+                    {
+                        LabEmptyTitle.Text = Lang.Text("Select.Instance.Empty.Title");
+                        LabEmptyContent.Text = Lang.Text("Select.Instance.Empty.Message");
+                        BtnEmptyDownload.Visibility =
+                            Config.Preference.Hide.PageDownload && !PageSetupUI.HiddenForceShow
+                                ? Visibility.Collapsed
+                                : Visibility.Visible;
+                    }
+                }
+                // 有实例但搜索无结果的情况
+                else if (showHidden && ModInstanceList.mcInstanceList.ToArray().Any(c =>
+                             c.Key == McInstanceCardType.Hidden && c.Value.Count > 0))
+                {
+                    // 有隐藏实例但搜索无结果 - 显示搜索无结果提示
+                    PanVerSearchBox.Visibility = Visibility.Visible;
+                    PanEmpty.Visibility = Visibility.Collapsed;
+                    PanBack.Visibility = Visibility.Visible;
+                    PanEmptySearch.Visibility = Visibility.Visible;
+                    LabEmptySearchTitle.Text = Lang.Text("Select.Instance.Hidden.EmptySearchTitle");
+                    LabEmptySearchContent.Text = string.IsNullOrWhiteSpace(searchText)
+                        ? Lang.Text("Select.Instance.Search.EmptyInput")
+                        : Lang.Text("Select.Instance.Search.NoHiddenResult", searchText);
+                }
+                else if (showHidden)
+                {
+                    // 无隐藏实例 - 显示"无隐藏实例"提示
+                    PanEmpty.Visibility = Visibility.Visible;
+                    PanBack.Visibility = Visibility.Collapsed;
+                    LabEmptyTitle.Text = Lang.Text("Select.Instance.Hidden.EmptyTitle");
+                    LabEmptyContent.Text = Lang.Text("Select.Instance.Hidden.EmptyMessage");
+                    BtnEmptyDownload.Visibility = Visibility.Collapsed;
+                    PanVerSearchBox.Visibility = Visibility.Collapsed;
+                }
+                else
+                {
+                    // 普通模式下的搜索无结果
+                    PanVerSearchBox.Visibility = Visibility.Visible;
+                    PanEmpty.Visibility = Visibility.Collapsed;
+                    PanBack.Visibility = Visibility.Visible;
+                    PanEmptySearch.Visibility = Visibility.Visible;
+                    LabEmptySearchTitle.Text = Lang.Text("Select.Instance.EmptySearch.Title");
+                    LabEmptySearchContent.Text = string.IsNullOrWhiteSpace(searchText)
+                        ? Lang.Text("Select.Instance.Search.EmptyInput")
+                        : Lang.Text("Select.Instance.Search.NoResult", searchText);
+                }
+            }
+            else
+            {
+                PanBack.Visibility = Visibility.Visible;
+                PanEmpty.Visibility = Visibility.Collapsed;
+                PanEmptySearch.Visibility = Visibility.Collapsed;
+            } // 有结果时隐藏
+        }
+
+
+        catch (Exception ex)
+        {
+            ModBase.Log(
+                ex,
+                Lang.Text("Select.Instance.Error.UiUpdate"),
+                ModBase.LogLevel.Feedback,
+                userSummary: Lang.Text("Select.Instance.Error.UiUpdate"));
+        }
+    }
+
+    public static MyListItem McVersionListItem(McInstance mcInstance)
+    {
+        var newItem = new MyListItem
+        {
+            Title = mcInstance.Name, Info = mcInstance.Desc, Height = 42d, Tag = mcInstance, SnapsToDevicePixels = true,
+            Type = MyListItem.CheckType.Clickable
+        };
+        var instanceInfo = mcInstance.Info;
+        var tags = new List<string>();
+        tags.Add(instanceInfo.VanillaName);
+        if (instanceInfo.HasForge)
+            tags.Add("Forge " + instanceInfo.Forge);
+        else if (instanceInfo.HasNeoForge)
+            tags.Add("NeoForge " + instanceInfo.NeoForge);
+        else if (instanceInfo.HasCleanroom)
+            tags.Add("Cleanroom " + instanceInfo.Cleanroom);
+        else if (instanceInfo.HasLabyMod)
+            tags.Add("LabyMod " + instanceInfo.LabyMod);
+        else if (instanceInfo.HasQuilt)
+            tags.Add("Quilt " + instanceInfo.Quilt);
+        else if (instanceInfo.HasFabric) tags.Add("Fabric " + instanceInfo.Fabric);
+        if (instanceInfo.HasLiteLoader)
+            tags.Add("LiteLoader");
+        if (instanceInfo.HasOptiFine)
+            tags.Add("OptiFine " + instanceInfo.OptiFine);
+        newItem.Tags = tags;
+        try
+        {
+            if (mcInstance.Logo.EndsWith(@"PCL\Logo.png"))
+                newItem.Logo = mcInstance.PathInstance + @"PCL\Logo.png"; // 修复老版本中，存储的自定义 Logo 使用完整路径，导致移动后无法加载的 Bug
+            else
+                newItem.Logo = mcInstance.Logo;
+        }
+        catch (Exception ex)
+        {
+            ModBase.Log(
+                ex,
+                Lang.Text("Select.Instance.Error.IconLoad"),
+                ModBase.LogLevel.Hint,
+                userSummary: Lang.Text("Select.Instance.Error.IconLoad"));
+            newItem.Logo = "pack://application:,,,/images/Blocks/RedstoneBlock.png";
+        }
+
+        newItem.ContentHandler = McVersionListContent;
+        return newItem;
+    }
+
+    private static void McVersionListContent(MyListItem sender, EventArgs e)
+    {
+        var version = (McInstance)sender.Tag;
+        // 注册点击事件
+        sender.Click += (a, b) => Item_Click((MyListItem)a, b);
+        // 图标按钮
+        var btnStar = new MyIconButton();
+        if (version.IsStar)
+        {
+            btnStar.ToolTip = Lang.Text("Select.Instance.Unfavorite");
+            ToolTipService.SetPlacement(btnStar, PlacementMode.Center);
+            ToolTipService.SetVerticalOffset(btnStar, 30d);
+            ToolTipService.SetHorizontalOffset(btnStar, 2d);
+            btnStar.LogoScale = 1.1d;
+            btnStar.SvgIcon = "lucide/heart-filled";
+        }
+        else
+        {
+            btnStar.ToolTip = Lang.Text("Select.Instance.Favorite");
+            ToolTipService.SetPlacement(btnStar, PlacementMode.Center);
+            ToolTipService.SetVerticalOffset(btnStar, 30d);
+            ToolTipService.SetHorizontalOffset(btnStar, 2d);
+            btnStar.LogoScale = 1.1d;
+            btnStar.SvgIcon = "lucide/heart";
+        }
+
+        btnStar.Click += (_, _) =>
+        {
+            States.Instance.Starred[version.PathInstance] = !version.IsStar;
+            ModInstanceList.mcInstanceListForceRefresh = true;
+            ModLoader.LoaderFolderRun(ModInstanceList.mcInstanceListLoader, ModFolder.mcFolderSelected,
+                ModLoader.LoaderFolderRunType.ForceRun, 1, @"versions\");
+        };
+        var btnOpenFolder = new MyIconButton { LogoScale = 1.1d, SvgIcon = "lucide/folder-open" };
+        btnOpenFolder.ToolTip = Lang.Text("Select.Instance.OpenFolder");
+        ToolTipService.SetPlacement(btnOpenFolder, PlacementMode.Center);
+        ToolTipService.SetVerticalOffset(btnOpenFolder, 30d);
+        ToolTipService.SetHorizontalOffset(btnOpenFolder, 2d);
+        btnOpenFolder.Click += (_, _) => PageInstanceOverall.OpenVersionFolder(version);
+        var btnDel = new MyIconButton { LogoScale = 1.1d, SvgIcon = "lucide/trash-2" };
+        btnDel.ToolTip = Lang.Text("Common.Action.Delete");
+        ToolTipService.SetPlacement(btnDel, PlacementMode.Center);
+        ToolTipService.SetVerticalOffset(btnDel, 30d);
+        ToolTipService.SetHorizontalOffset(btnDel, 2d);
+        btnDel.Click += (_, _) => DeleteVersion(sender, version);
+        if (version.state != McInstanceState.Error)
+        {
+            var btnCont = new MyIconButton { LogoScale = 1.1d, SvgIcon = "lucide/settings" };
+            btnCont.ToolTip = Lang.Text("Select.Instance.Settings");
+            ToolTipService.SetPlacement(btnCont, PlacementMode.Center);
+            ToolTipService.SetVerticalOffset(btnCont, 30d);
+            ToolTipService.SetHorizontalOffset(btnCont, 2d);
+            btnCont.Click += (_, _) =>
+            {
+                PageInstanceLeft.McInstance = version;
+                ModMain.frmMain.PageChange(FormMain.PageType.InstanceSetup);
+            };
+            sender.MouseRightButtonUp += (_, _) =>
+            {
+                PageInstanceLeft.McInstance = version;
+                ModMain.frmMain.PageChange(FormMain.PageType.InstanceSetup);
+            };
+            sender.Buttons = new[] { btnStar, btnOpenFolder, btnDel, btnCont };
+        }
+        else
+        {
+            var btnCont = new MyIconButton { LogoScale = 1.15d, SvgIcon = "lucide/folder-open" };
+            btnCont.ToolTip = Lang.Text("Common.Action.OpenFolder");
+            ToolTipService.SetPlacement(btnCont, PlacementMode.Center);
+            ToolTipService.SetVerticalOffset(btnCont, 30d);
+            ToolTipService.SetHorizontalOffset(btnCont, 2d);
+            btnCont.Click += (_, _) => PageInstanceOverall.OpenVersionFolder(version);
+            sender.MouseRightButtonUp += (_, _) => PageInstanceOverall.OpenVersionFolder(version);
+            sender.Buttons = new[] { btnStar, btnOpenFolder, btnDel, btnCont };
+        }
+    }
+
+    #endregion
+
+    #region 页面事件
+
+    // 点击选项
+    public static void Item_Click(MyListItem sender, EventArgs e)
+    {
+        var instance = (McInstance)sender.Tag;
+        if (new McInstance(instance.PathInstance).Check())
+        {
+            // 正常实例
+            ModInstanceList.McMcInstanceSelected = instance;
+            States.Game.SelectedInstance = ModInstanceList.McMcInstanceSelected.Name;
+            ModMain.frmMain.PageBack();
+        }
+        else
+        {
+            // 错误实例
+            PageInstanceOverall.OpenVersionFolder(instance);
+        }
+    }
+
+    private void BtnDownload_Click(object sender, MouseButtonEventArgs e)
+    {
+        ModMain.frmMain.PageChange(FormMain.PageType.Download, FormMain.PageSubType.DownloadInstall);
+    }
+
+    // 修改此代码时，同时修改 PageInstanceOverall 中的代码
+    public static void DeleteVersion(MyListItem item, McInstance mcInstance)
+    {
+        try
+        {
+            var isShiftPressed = Keyboard.IsKeyDown(Key.LeftShift) || Keyboard.IsKeyDown(Key.RightShift);
+            var isHintIndie = mcInstance.state != McInstanceState.Error &&
+                              (mcInstance.PathIndie ?? "") != (ModFolder.mcFolderSelected ?? "");
+            var confirmMsg = isShiftPressed
+                ? Lang.Text("Select.Instance.Delete.ConfirmPermanentMessage", mcInstance.Name)
+                : Lang.Text("Select.Instance.Delete.ConfirmMessage", mcInstance.Name);
+            var confirmFullMsg = confirmMsg +
+                                 (isHintIndie ? "\r\n" + Lang.Text("Select.Instance.Delete.IsolatedWarning") : "");
+            switch (ModMain.MyMsgBox(confirmFullMsg, Lang.Text("Select.Instance.Delete.ConfirmTitle"),
+                        button2: Lang.Text("Common.Action.Cancel"), isWarn: true))
+            {
+                case 1:
+                {
+                    ModBase.IniClearCache(Path.Combine(mcInstance.PathIndie, "options.txt"));
+                    ((DynamicCacheConfigStorage)ConfigService.GetProvider(ConfigSource.GameInstance)).InvalidateCache(
+                        mcInstance.PathInstance);
+                    if (isShiftPressed)
+                    {
+                        ModBase.DeleteDirectory(mcInstance.PathInstance);
+                        HintService.Hint(Lang.Text("Select.Instance.Delete.PermanentSuccess", mcInstance.Name),
+                            HintType.Success);
+                    }
+                    else
+                    {
+                        FileSystem.DeleteDirectory(mcInstance.PathInstance, UIOption.AllDialogs,
+                            RecycleOption.SendToRecycleBin);
+                        HintService.Hint(Lang.Text("Select.Instance.Delete.RecycleBinSuccess", mcInstance.Name),
+                            HintType.Success);
+                    }
+
+                    break;
+                }
+                case 2:
+                {
+                    return;
+                }
+            }
+
+            // 从 UI 中移除
+            if (mcInstance.displayType == McInstanceCardType.Hidden || !mcInstance.IsStar)
+            {
+                // 仅出现在当前卡片
+                var parent = (StackPanel)item.Parent;
+                if (parent.Children.Count > 2) // 当前的项目与一个占位符
+                {
+                    // 删除后还有剩
+                    var card = (MyCard)parent.Parent;
+                    card.Title = card.Title.Replace(Lang.Number(parent.Children.Count - 1, "N0"),
+                        Lang.Number(parent.Children.Count - 2, "N0")); // 有一个占位符
+                    parent.Children.Remove(item);
+                    if (ModInstanceList.McMcInstanceSelected is not null && (mcInstance.PathInstance ?? "") ==
+                        (ModInstanceList.McMcInstanceSelected.PathInstance ?? ""))
+                        // 删除当前实例就更改选择
+                        ModInstanceList.McMcInstanceSelected = (McInstance)((MyListItem)parent.Children[0]).Tag;
+                    ModLoader.LoaderFolderRun(ModInstanceList.mcInstanceListLoader, ModFolder.mcFolderSelected,
+                        ModLoader.LoaderFolderRunType.UpdateOnly, 1, @"versions\");
+                }
+                else
+                {
+                    // 删除后没剩了
+                    ModLoader.LoaderFolderRun(ModInstanceList.mcInstanceListLoader, ModFolder.mcFolderSelected,
+                        ModLoader.LoaderFolderRunType.ForceRun, 1, @"versions\");
+                }
+            }
+            else
+            {
+                // 同时出现在当前卡片与收藏夹
+                ModLoader.LoaderFolderRun(ModInstanceList.mcInstanceListLoader, ModFolder.mcFolderSelected,
+                    ModLoader.LoaderFolderRunType.ForceRun, 1, @"versions\");
+            }
+        }
+        catch (OperationCanceledException ex)
+        {
+            ModBase.Log(ex, $"删除实例 {mcInstance.Name} 被主动取消");
+        }
+        catch (Exception ex)
+        {
+            ModBase.Log(
+                ex,
+                Lang.Text("Select.Instance.Error.Delete", mcInstance.Name),
+                ModBase.LogLevel.Msgbox,
+                userSummary: Lang.Text("Select.Instance.Error.Delete", mcInstance.Name));
+        }
+    }
+
+    public void BtnEmptyDownload_Loaded()
+    {
+        var newVisibility = (Config.Preference.Hide.PageDownload && !PageSetupUI.HiddenForceShow) || showHidden
+            ? Visibility.Collapsed
+            : Visibility.Visible;
+        if (BtnEmptyDownload.Visibility != newVisibility)
+        {
+            BtnEmptyDownload.Visibility = newVisibility;
+            PanLoad.TriggerForceResize();
+        }
+    }
+
+    #endregion
+}