Avalonia - Save Manager (#3476)

* Add save manager to account selector

* add fallback to app metadata for titlename if app is not in gamelist

* Allow recovering lost accounts

Ryujinx.Ava/Assets/Locales/en_US.json

@@ -596,7 +596,18 @@
   "RyujinxUpdaterMessage": "Do you want to update Ryujinx to the latest version?",
   "SettingsTabHotkeysVolumeUpHotkey": "Increase Volume:",
   "SettingsTabHotkeysVolumeDownHotkey": "Decrease Volume:",
-  "VolumeShort": "Vol",
   "SettingsEnableMacroHLE": "Enable Macro HLE",
-  "SettingsEnableMacroHLETooltip": "High-level emulation of GPU Macro code.\n\nImproves performance, but may cause graphical glitches in some games.\n\nLeave ON if unsure."
+  "SettingsEnableMacroHLETooltip": "High-level emulation of GPU Macro code.\n\nImproves performance, but may cause graphical glitches in some games.\n\nLeave ON if unsure.",
+  "VolumeShort": "Vol",
+  "UserProfilesManageSaves": "Manage Saves",
+  "DeleteUserSave": "Do you want to delete user save for this game?",
+  "IrreversibleActionNote": "This action is not reversible.",
+  "SaveManagerHeading": "Manage Saves for {0}",
+  "SaveManagerTitle": "Save Manager",
+  "Name": "Name",
+  "Size": "Size",
+  "Search": "Search",
+  "UserProfilesRecoverLostAccounts": "Recover Lost Accounts",
+  "Recover": "Recover",
+  "UserProfilesRecoverHeading" : "Saves were found for the following accounts"
 }

Ryujinx.Ava/Assets/Styles/BaseDark.xaml

@@ -41,6 +41,9 @@
         <SolidColorBrush x:Key="DataGridSelectionBackgroundBrush" Color="{DynamicResource DataGridSelectionColor}" />
         <SolidColorBrush x:Key="ThemeAccentColorBrush" Color="{DynamicResource SystemAccentColor}" />
         <SolidColorBrush x:Key="ThemeAccentBrush4" Color="{DynamicResource ThemeAccentColor4}" />
+        <Color x:Key="ControlFillColorSecondary">#008AA8</Color>
+        <SolidColorBrush x:Key="ControlFillColorSecondaryBrush" Color="{StaticResource ControlFillColorSecondary}" />
+        <StaticResource x:Key="ButtonBackgroundPointerOver" ResourceKey="ControlFillColorSecondaryBrush" />
         <Color x:Key="SystemAccentColor">#FF00C3E3</Color>
         <Color x:Key="SystemAccentColorDark1">#FF99b000</Color>
         <Color x:Key="SystemAccentColorDark2">#FF006d7d</Color>

Ryujinx.Ava/Assets/Styles/Styles.xaml

@@ -1,7 +1,6 @@
 <Styles
     xmlns="https://github.com/avaloniaui"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-    xmlns:sys="clr-namespace:System;assembly=netstandard"
     xmlns:ui="clr-namespace:FluentAvalonia.UI.Controls;assembly=FluentAvalonia">
     <Design.PreviewWith>
         <Border Height="2000" Padding="20">
@@ -269,13 +268,15 @@
         <Color x:Key="DataGridSelectionColor">#FF00FABB</Color>
         <Color x:Key="ThemeContentBackgroundColor">#FF2D2D2D</Color>
         <Color x:Key="ThemeControlBorderColor">#FF505050</Color>
-        <sys:Double x:Key="ScrollBarThickness">15</sys:Double>
-        <sys:Double x:Key="FontSizeSmall">8</sys:Double>
-        <sys:Double x:Key="FontSizeNormal">10</sys:Double>
-        <sys:Double x:Key="FontSize">12</sys:Double>
-        <sys:Double x:Key="FontSizeLarge">15</sys:Double>
-        <sys:Double x:Key="ControlContentThemeFontSize">13</sys:Double>
+        <x:Double x:Key="ScrollBarThickness">15</x:Double>
+        <x:Double x:Key="FontSizeSmall">8</x:Double>
+        <x:Double x:Key="FontSizeNormal">10</x:Double>
+        <x:Double x:Key="FontSize">12</x:Double>
+        <x:Double x:Key="FontSizeLarge">15</x:Double>
+        <x:Double x:Key="ControlContentThemeFontSize">13</x:Double>
         <x:Double x:Key="MenuItemHeight">26</x:Double>
         <x:Double x:Key="TabItemMinHeight">28</x:Double>
+        <x:Double x:Key="ContentDialogMaxWidth">600</x:Double>
+        <x:Double x:Key="ContentDialogMaxHeight">756</x:Double>
     </Styles.Resources>
 </Styles>

Ryujinx.Ava/Common/ApplicationHelper.cs

@@ -113,6 +113,11 @@ namespace Ryujinx.Ava.Common
                 return;
             }
 
+            OpenSaveDir(saveDataId);
+        }
+
+        public static void OpenSaveDir(ulong saveDataId)
+        {
             string saveRootPath = Path.Combine(_virtualFileSystem.GetNandPath(), $"user/save/{saveDataId:x16}");
 
             if (!Directory.Exists(saveRootPath))

Ryujinx.Ava/Ui/Controls/NavigationDialogHost.axaml.cs

@@ -1,6 +1,7 @@
 using Avalonia;
 using Avalonia.Controls;
 using FluentAvalonia.UI.Controls;
+using LibHac;
 using Ryujinx.Ava.Common.Locale;
 using Ryujinx.Ava.Ui.ViewModels;
 using Ryujinx.HLE.FileSystem;
@@ -14,6 +15,8 @@ namespace Ryujinx.Ava.Ui.Controls
     {
         public AccountManager AccountManager { get; }
         public ContentManager ContentManager { get; }
+        public VirtualFileSystem VirtualFileSystem { get; }
+        public HorizonClient HorizonClient { get; }
         public UserProfileViewModel ViewModel { get; set; }
 
         public NavigationDialogHost()
@@ -22,10 +25,12 @@ namespace Ryujinx.Ava.Ui.Controls
         }
 
         public NavigationDialogHost(AccountManager accountManager, ContentManager contentManager,
-            VirtualFileSystem virtualFileSystem)
+            VirtualFileSystem virtualFileSystem, HorizonClient horizonClient)
         {
             AccountManager = accountManager;
             ContentManager = contentManager;
+            VirtualFileSystem = virtualFileSystem;
+            HorizonClient = horizonClient;
             ViewModel = new UserProfileViewModel(this);
 
 
@@ -54,9 +59,10 @@ namespace Ryujinx.Ava.Ui.Controls
             ContentFrame.Navigate(sourcePageType, parameter);
         }
 
-        public static async Task Show(AccountManager ownerAccountManager, ContentManager ownerContentManager, VirtualFileSystem ownerVirtualFileSystem)
+        public static async Task Show(AccountManager ownerAccountManager, ContentManager ownerContentManager,
+            VirtualFileSystem ownerVirtualFileSystem, HorizonClient ownerHorizonClient)
         {
-            var content = new NavigationDialogHost(ownerAccountManager, ownerContentManager, ownerVirtualFileSystem);
+            var content = new NavigationDialogHost(ownerAccountManager, ownerContentManager, ownerVirtualFileSystem, ownerHorizonClient);
             ContentDialog contentDialog = new ContentDialog
             {
                 Title = LocaleManager.Instance["UserProfileWindowTitle"],

Ryujinx.Ava/Ui/Controls/SaveManager.axaml

@@ -0,0 +1,102 @@
+<UserControl xmlns="https://github.com/avaloniaui"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+             xmlns:controls="clr-namespace:Ryujinx.Ava.Ui.Controls"
+             xmlns:models="clr-namespace:Ryujinx.Ava.Ui.Models"
+             xmlns:ui="clr-namespace:FluentAvalonia.UI.Controls;assembly=FluentAvalonia"
+             xmlns:locale="clr-namespace:Ryujinx.Ava.Common.Locale"
+             mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
+             Height="400"
+             Width="550"
+             x:Class="Ryujinx.Ava.Ui.Controls.SaveManager">
+    <UserControl.Resources>
+        <controls:BitmapArrayValueConverter x:Key="ByteImage" />
+    </UserControl.Resources>
+    <Grid>
+        <Grid.RowDefinitions>
+            <RowDefinition Height="Auto" />
+            <RowDefinition />
+        </Grid.RowDefinitions>
+        <Grid Grid.Row="0" HorizontalAlignment="Stretch">
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition Width="Auto" />
+                <ColumnDefinition />
+            </Grid.ColumnDefinitions>
+            <StackPanel Spacing="10" Orientation="Horizontal" HorizontalAlignment="Left" VerticalAlignment="Center">
+                <Label Content="{locale:Locale CommonSort}" VerticalAlignment="Center" />
+                <ComboBox SelectedIndex="{Binding SortIndex}" Width="100">
+                    <ComboBoxItem>
+                        <Label VerticalAlignment="Center" HorizontalContentAlignment="Left"
+                               Content="{locale:Locale Name}" />
+                    </ComboBoxItem>
+                    <ComboBoxItem>
+                        <Label VerticalAlignment="Center" HorizontalContentAlignment="Left"
+                               Content="{locale:Locale Size}" />
+                    </ComboBoxItem>
+                </ComboBox>
+                <ComboBox SelectedIndex="{Binding OrderIndex}" Width="150">
+                    <ComboBoxItem>
+                        <Label VerticalAlignment="Center" HorizontalContentAlignment="Left"
+                               Content="{locale:Locale OrderAscending}" />
+                    </ComboBoxItem>
+                    <ComboBoxItem>
+                        <Label VerticalAlignment="Center" HorizontalContentAlignment="Left"
+                               Content="{locale:Locale Descending}" />
+                    </ComboBoxItem>
+                </ComboBox>
+            </StackPanel>
+            <Grid Grid.Column="1" HorizontalAlignment="Stretch" Margin="10,0, 0, 0">
+                <Grid.ColumnDefinitions>
+                    <ColumnDefinition Width="Auto"/>
+                    <ColumnDefinition/>
+                </Grid.ColumnDefinitions>
+                <Label Content="{locale:Locale Search}" VerticalAlignment="Center"/>
+                <TextBox Margin="5,0,0,0" Grid.Column="1" HorizontalAlignment="Stretch" Text="{Binding Search}"/>
+            </Grid>
+        </Grid>
+        <Border Grid.Row="1" Margin="0,5" BorderThickness="1" HorizontalAlignment="Stretch" VerticalAlignment="Stretch">
+            <ListBox Name="SaveList" Items="{Binding View}" HorizontalAlignment="Stretch" VerticalAlignment="Stretch">
+                <ListBox.ItemTemplate>
+                    <DataTemplate x:DataType="models:SaveModel">
+                        <Grid HorizontalAlignment="Stretch" Margin="0,5">
+                            <Grid.ColumnDefinitions>
+                                <ColumnDefinition />
+                                <ColumnDefinition Width="Auto" />
+                            </Grid.ColumnDefinitions>
+                            <StackPanel Grid.Column="0" Orientation="Horizontal">
+                                <Border Height="42" Margin="2" Width="42" Padding="10"
+                                        IsVisible="{Binding !InGameList}">
+                                    <ui:SymbolIcon Symbol="Help" FontSize="30" HorizontalAlignment="Center"
+                                                   VerticalAlignment="Center" />
+                                </Border>
+                                <Image IsVisible="{Binding InGameList}"
+                                       Margin="2"
+                                       Width="42"
+                                       Height="42"
+                                       Source="{Binding Icon, Converter={StaticResource ByteImage}}" />
+                                <TextBlock MaxLines="3" Width="320" Margin="5" TextWrapping="Wrap"
+                                           Text="{Binding  Title}" VerticalAlignment="Center" />
+                            </StackPanel>
+                            <StackPanel Grid.Column="1" Spacing="10" HorizontalAlignment="Right"
+                                        Orientation="Horizontal">
+                                <Label Content="{Binding SizeString}" IsVisible="{Binding SizeAvailable}"
+                                       VerticalAlignment="Center" HorizontalAlignment="Right" />
+                                <Button VerticalAlignment="Center" HorizontalAlignment="Right" Padding="10"
+                                        MinWidth="0" MinHeight="0" Name="OpenLocation" Command="{Binding OpenLocation}">
+                                    <ui:SymbolIcon Symbol="OpenFolder" HorizontalAlignment="Center"
+                                                   VerticalAlignment="Center" />
+                                </Button>
+                                <Button VerticalAlignment="Center" HorizontalAlignment="Right" Padding="10"
+                                        MinWidth="0" MinHeight="0" Name="Delete" Command="{Binding Delete}">
+                                    <ui:SymbolIcon Symbol="Delete" HorizontalAlignment="Center"
+                                                   VerticalAlignment="Center" />
+                                </Button>
+                            </StackPanel>
+                        </Grid>
+                    </DataTemplate>
+                </ListBox.ItemTemplate>
+            </ListBox>
+        </Border>
+    </Grid>
+</UserControl>

Ryujinx.Ava/Ui/Controls/SaveManager.axaml.cs

@@ -0,0 +1,160 @@
+using Avalonia.Controls;
+using DynamicData;
+using DynamicData.Binding;
+using LibHac;
+using LibHac.Common;
+using LibHac.Fs;
+using LibHac.Fs.Shim;
+using Ryujinx.Ava.Common;
+using Ryujinx.Ava.Common.Locale;
+using Ryujinx.Ava.Ui.Models;
+using Ryujinx.HLE.FileSystem;
+using Ryujinx.Ui.App.Common;
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Threading.Tasks;
+using UserProfile = Ryujinx.Ava.Ui.Models.UserProfile;
+
+namespace Ryujinx.Ava.Ui.Controls
+{
+    public partial class SaveManager : UserControl
+    {
+        private readonly UserProfile _userProfile;
+        private readonly HorizonClient _horizonClient;
+        private readonly VirtualFileSystem _virtualFileSystem;
+        private int _sortIndex;
+        private int _orderIndex;
+        private ObservableCollection<SaveModel> _view = new ObservableCollection<SaveModel>();
+        private string _search;
+
+        public ObservableCollection<SaveModel> Saves { get; set; } = new ObservableCollection<SaveModel>();
+
+        public ObservableCollection<SaveModel> View
+        {
+            get => _view;
+            set => _view = value;
+        }
+
+        public int SortIndex
+        {
+            get => _sortIndex;
+            set
+            {
+                _sortIndex = value;
+                Sort();
+            }
+        }
+
+        public int OrderIndex
+        {
+            get => _orderIndex;
+            set
+            {
+                _orderIndex = value;
+                Sort();
+            }
+        }
+
+        public string Search
+        {
+            get => _search;
+            set
+            {
+                _search = value;
+                Sort();
+            }
+        }
+
+        public SaveManager()
+        {
+            InitializeComponent();
+        }
+
+        public SaveManager(UserProfile userProfile, HorizonClient horizonClient, VirtualFileSystem virtualFileSystem)
+        {
+            _userProfile = userProfile;
+            _horizonClient = horizonClient;
+            _virtualFileSystem = virtualFileSystem;
+            InitializeComponent();
+
+            DataContext = this;
+
+            Task.Run(LoadSaves);
+        }
+
+        public void LoadSaves()
+        {
+            Saves.Clear();
+            var saveDataFilter = SaveDataFilter.Make(programId: default, saveType: SaveDataType.Account,
+                new UserId((ulong)_userProfile.UserId.High, (ulong)_userProfile.UserId.Low), saveDataId: default, index: default);
+
+            using var saveDataIterator = new UniqueRef<SaveDataIterator>();
+
+            _horizonClient.Fs.OpenSaveDataIterator(ref saveDataIterator.Ref(), SaveDataSpaceId.User, in saveDataFilter).ThrowIfFailure();
+
+            Span<SaveDataInfo> saveDataInfo = stackalloc SaveDataInfo[10];
+
+            while (true)
+            {
+                saveDataIterator.Get.ReadSaveDataInfo(out long readCount, saveDataInfo).ThrowIfFailure();
+
+                if (readCount == 0)
+                {
+                    break;
+                }
+
+                for (int i = 0; i < readCount; i++)
+                {
+                    var save = saveDataInfo[i];
+                    if (save.ProgramId.Value != 0)
+                    {
+                        var saveModel = new SaveModel(save, _horizonClient, _virtualFileSystem);
+                        Saves.Add(saveModel);
+                        saveModel.DeleteAction = () => { Saves.Remove(saveModel); };
+                    }
+                    
+                    Sort();
+                }
+            }
+        }
+
+        private void Sort()
+        {
+            Saves.AsObservableChangeSet()
+                .Filter(Filter)
+                .Sort(GetComparer())
+                .Bind(out var view).AsObservableList();
+            
+            _view.Clear();
+            _view.AddRange(view);
+        }
+
+        private IComparer<SaveModel> GetComparer()
+        {
+            switch (SortIndex)
+            {
+                case 0:
+                    return OrderIndex == 0
+                        ? SortExpressionComparer<SaveModel>.Ascending(save => save.Title)
+                        : SortExpressionComparer<SaveModel>.Descending(save => save.Title);
+                case 1:
+                    return OrderIndex == 0
+                        ? SortExpressionComparer<SaveModel>.Ascending(save => save.Size)
+                        : SortExpressionComparer<SaveModel>.Descending(save => save.Size);
+                default:
+                    return null;
+            }
+        }
+
+        private bool Filter(object arg)
+        {
+            if (arg is SaveModel save)
+            {
+                return string.IsNullOrWhiteSpace(_search) || save.Title.ToLower().Contains(_search.ToLower());
+            }
+
+            return false;
+        }
+    }
+}

Ryujinx.Ava/Ui/Controls/UserEditor.axaml

@@ -10,6 +10,7 @@
     xmlns:ui="clr-namespace:FluentAvalonia.UI.Controls;assembly=FluentAvalonia"
     xmlns:viewModels="clr-namespace:Ryujinx.Ava.Ui.ViewModels"
     Margin="0"
+    MinWidth="500"
     Padding="0"
     mc:Ignorable="d">
     <UserControl.Resources>
@@ -63,7 +64,7 @@
                 HorizontalAlignment="Stretch"
                 MaxLength="{Binding MaxProfileNameLength}"
                 Text="{Binding Name}" />
-            <TextBlock Text="{Locale:Locale UserProfilesUserId}" />
+            <TextBlock Name="IdText" Text="{Locale:Locale UserProfilesUserId}" />
             <TextBlock Name="IdLabel" Text="{Binding UserId}" />
         </StackPanel>
         <StackPanel

Ryujinx.Ava/Ui/Controls/UserEditor.axaml.cs

@@ -36,15 +36,8 @@ namespace Ryujinx.Ava.Ui.Controls
                     case NavigationMode.New:
                         var args = ((NavigationDialogHost parent, UserProfile profile, bool isNewUser))arg.Parameter;
                         _isNewUser = args.isNewUser;
-                        if (!_isNewUser)
-                        {
-                            _profile = args.profile;
-                            TempProfile = new TempProfile(_profile);
-                        }
-                        else
-                        {
-                            TempProfile = new TempProfile();
-                        }
+                        _profile = args.profile;
+                        TempProfile = new TempProfile(_profile);
 
                         _parent = args.parent;
                         break;
@@ -53,7 +46,8 @@ namespace Ryujinx.Ava.Ui.Controls
                 DataContext = TempProfile;
 
                 AddPictureButton.IsVisible = _isNewUser;
-                IdLabel.IsVisible = !_isNewUser;
+                IdLabel.IsVisible = _profile != null;
+                IdText.IsVisible = _profile != null;
                 ChangePictureButton.IsVisible = !_isNewUser;
             }
         }
@@ -87,7 +81,7 @@ namespace Ryujinx.Ava.Ui.Controls
                 return;
             }
 
-            if (_profile != null)
+            if (_profile != null && !_isNewUser)
             {
                 _profile.Name = TempProfile.Name;
                 _profile.Image = TempProfile.Image;
@@ -97,7 +91,7 @@ namespace Ryujinx.Ava.Ui.Controls
             }
             else if (_isNewUser)
             {
-                _parent.AccountManager.AddUser(TempProfile.Name, TempProfile.Image);
+                _parent.AccountManager.AddUser(TempProfile.Name, TempProfile.Image, TempProfile.UserId);
             }
             else
             {

Ryujinx.Ava/Ui/Controls/UserRecoverer.axaml

@@ -0,0 +1,70 @@
+<UserControl xmlns="https://github.com/avaloniaui"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+             mc:Ignorable="d"
+             d:DesignWidth="800"
+             d:DesignHeight="450"
+             MinWidth="500"
+             MinHeight="400"
+             xmlns:Locale="clr-namespace:Ryujinx.Ava.Common.Locale"
+             xmlns:ui="clr-namespace:FluentAvalonia.UI.Controls;assembly=FluentAvalonia"
+             xmlns:viewModels="clr-namespace:Ryujinx.Ava.Ui.ViewModels"
+             x:Class="Ryujinx.Ava.Ui.Controls.UserRecoverer">
+    <Design.DataContext>
+        <viewModels:UserProfileViewModel />
+    </Design.DataContext>
+    <Grid HorizontalAlignment="Stretch"
+          VerticalAlignment="Stretch">
+        <Grid.RowDefinitions>
+            <RowDefinition Height="Auto"/>
+            <RowDefinition Height="Auto"/>
+            <RowDefinition/>
+        </Grid.RowDefinitions>
+        <Button Grid.Row="0"
+                Margin="5"
+                Height="30"
+                Width="50"
+                MinWidth="50"
+                HorizontalAlignment="Left"
+                Command="{Binding GoBack}">
+            <ui:SymbolIcon Symbol="Back"/>
+        </Button>
+        <TextBlock Grid.Row="1"
+                   Text="{Locale:Locale UserProfilesRecoverHeading}"/>
+        <ListBox
+            Margin="5"
+            Grid.Row="2"
+            HorizontalAlignment="Stretch"
+            VerticalAlignment="Stretch"
+            Items="{Binding LostProfiles}">
+            <ListBox.ItemTemplate>
+                <DataTemplate>
+                    <Border
+                        Margin="2"
+                        HorizontalAlignment="Stretch"
+                        VerticalAlignment="Stretch"
+                        ClipToBounds="True"
+                        CornerRadius="5">
+                        <Grid Margin="0">
+                            <Grid.ColumnDefinitions>
+                                <ColumnDefinition/>
+                                <ColumnDefinition Width="Auto"/>
+                            </Grid.ColumnDefinitions>
+                            <TextBlock
+                                HorizontalAlignment="Stretch"
+                                Text="{Binding UserId}"
+                                TextAlignment="Left"
+                                TextWrapping="Wrap" />
+                            <Button Grid.Column="1"
+                                    HorizontalAlignment="Right"
+                                    Command="{Binding Recover}"
+                                    CommandParameter="{Binding}"
+                                    Content="{Locale:Locale Recover}"/>
+                        </Grid>
+                    </Border>
+                </DataTemplate>
+            </ListBox.ItemTemplate>
+        </ListBox>
+    </Grid>
+</UserControl>

Ryujinx.Ava/Ui/Controls/UserRecoverer.axaml.cs

@@ -0,0 +1,44 @@
+using Avalonia;
+using Avalonia.Controls;
+using Avalonia.Interactivity;
+using Avalonia.Markup.Xaml;
+using FluentAvalonia.UI.Controls;
+using FluentAvalonia.UI.Navigation;
+using Ryujinx.Ava.Ui.Models;
+using Ryujinx.Ava.Ui.ViewModels;
+
+namespace Ryujinx.Ava.Ui.Controls
+{
+    public partial class UserRecoverer : UserControl
+    {
+        private UserProfileViewModel _viewModel;
+        private NavigationDialogHost _parent;
+
+        public UserRecoverer()
+        {
+            InitializeComponent();
+            AddHandler(Frame.NavigatedToEvent, (s, e) =>
+            {
+                NavigatedTo(e);
+            }, RoutingStrategies.Direct);
+        }
+
+        private void NavigatedTo(NavigationEventArgs arg)
+        {
+            if (Program.PreviewerDetached)
+            {
+                switch (arg.NavigationMode)
+                {
+                    case NavigationMode.New:
+                        var args = ((NavigationDialogHost parent, UserProfileViewModel viewModel))arg.Parameter;
+
+                        _viewModel = args.viewModel;
+                        _parent = args.parent;
+                        break;
+                }
+
+                DataContext = _viewModel;
+            }
+        }
+    }
+}

Ryujinx.Ava/Ui/Controls/UserSelector.axaml

@@ -10,6 +10,7 @@
     xmlns:ui="clr-namespace:FluentAvalonia.UI.Controls;assembly=FluentAvalonia"
     xmlns:viewModels="clr-namespace:Ryujinx.Ava.Ui.ViewModels"
     d:DesignHeight="450"
+    MinWidth="500"
     d:DesignWidth="800"
     mc:Ignorable="d">
     <UserControl.Resources>
@@ -25,6 +26,7 @@
         </Grid.RowDefinitions>
         <ListBox
             Margin="5"
+            MaxHeight="300"
             HorizontalAlignment="Stretch"
             VerticalAlignment="Center"
             DoubleTapped="ProfilesList_DoubleTapped"
@@ -88,21 +90,56 @@
                 </DataTemplate>
             </ListBox.ItemTemplate>
         </ListBox>
-        <StackPanel
+        <Grid
             Grid.Row="1"
-            Margin="10,0"
-            HorizontalAlignment="Center"
-            Orientation="Horizontal"
-            Spacing="10">
-            <Button Command="{Binding AddUser}" Content="{Locale:Locale UserProfilesAddNewProfile}" />
+            HorizontalAlignment="Center">
+            <Grid.RowDefinitions>
+                <RowDefinition Height="Auto"/>
+                <RowDefinition Height="Auto"/>
+                <RowDefinition Height="Auto"/>
+            </Grid.RowDefinitions>
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition Width="Auto"/>
+                <ColumnDefinition Width="Auto"/>
+            </Grid.ColumnDefinitions>
+            <Button 
+                HorizontalAlignment="Stretch"
+                Grid.Row="0"
+                Grid.Column="0"
+                Margin="2"
+                Command="{Binding AddUser}" 
+                Content="{Locale:Locale UserProfilesAddNewProfile}" />
             <Button
+                HorizontalAlignment="Stretch"
+                Grid.Row="0"
+                Margin="2"
+                Grid.Column="1"
                 Command="{Binding EditUser}"
                 Content="{Locale:Locale UserProfilesEditProfile}"
                 IsEnabled="{Binding IsSelectedProfiledEditable}" />
+            <Button 
+                HorizontalAlignment="Stretch"
+                Grid.Row="1"
+                Grid.Column="0"
+                Margin="2"
+                Content="{Locale:Locale UserProfilesManageSaves}" 
+                Command="{Binding ManageSaves}" />
             <Button
+                HorizontalAlignment="Stretch"
+                Grid.Row="1"
+                Grid.Column="1"
+                Margin="2"
                 Command="{Binding DeleteUser}"
                 Content="{Locale:Locale UserProfilesDeleteSelectedProfile}"
                 IsEnabled="{Binding IsSelectedProfileDeletable}" />
-        </StackPanel>
+            <Button
+                HorizontalAlignment="Stretch"
+                Grid.Row="2"
+                Grid.ColumnSpan="2"
+                Grid.Column="0"
+                Margin="2"
+                Command="{Binding RecoverLostAccounts}"
+                Content="{Locale:Locale UserProfilesRecoverLostAccounts}" />
+        </Grid>
     </Grid>
 </UserControl>

Ryujinx.Ava/Ui/Models/SaveModel.cs

@@ -0,0 +1,122 @@
+using LibHac;
+using LibHac.Fs;
+using LibHac.Fs.Shim;
+using LibHac.Ncm;
+using Ryujinx.Ava.Common;
+using Ryujinx.Ava.Common.Locale;
+using Ryujinx.Ava.Ui.Controls;
+using Ryujinx.Ava.Ui.ViewModels;
+using Ryujinx.Ava.Ui.Windows;
+using Ryujinx.HLE.FileSystem;
+using Ryujinx.Ui.App.Common;
+using System;
+using System.IO;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace Ryujinx.Ava.Ui.Models
+{
+    public class SaveModel : BaseModel
+    {
+        private readonly HorizonClient _horizonClient;
+        private long _size;
+
+        public Action DeleteAction { get; set; }
+        public ulong SaveId { get; }
+        public ProgramId TitleId { get; }
+        public string TitleIdString => $"{TitleId.Value:X16}";
+        public UserId UserId { get; }
+        public bool InGameList { get; }
+        public string Title { get; }
+        public byte[] Icon { get; }
+
+        public long Size
+        {
+            get => _size; set
+            {
+                _size = value;
+                SizeAvailable = true;
+                OnPropertyChanged();
+                OnPropertyChanged(nameof(SizeString));
+                OnPropertyChanged(nameof(SizeAvailable));
+            }
+        }
+
+        public bool SizeAvailable { get; set; }
+
+        public string SizeString => $"{((float)_size * 0.000000954):0.###}MB";
+
+        public SaveModel(SaveDataInfo info, HorizonClient horizonClient, VirtualFileSystem virtualFileSystem)
+        {
+            _horizonClient = horizonClient;
+            SaveId = info.SaveDataId;
+            TitleId = info.ProgramId;
+            UserId = info.UserId;
+
+            var appData = MainWindow.MainWindowViewModel.Applications.FirstOrDefault(x => x.TitleId.ToUpper() == TitleIdString);
+
+            InGameList = appData != null;
+
+            if (InGameList)
+            {
+                Icon = appData.Icon;
+                Title = appData.TitleName;
+            }
+            else
+            {
+                var appMetadata = MainWindow.MainWindowViewModel.ApplicationLibrary.LoadAndSaveMetaData(TitleIdString);
+                Title = appMetadata.Title ?? TitleIdString;
+            }
+
+            Task.Run(() =>
+            {
+                var saveRoot = System.IO.Path.Combine(virtualFileSystem.GetNandPath(), $"user/save/{info.SaveDataId:x16}");
+
+                long total_size = GetDirectorySize(saveRoot);
+                long GetDirectorySize(string path)
+                {
+                    long size = 0;
+                    if (Directory.Exists(path))
+                    {
+                        var directories = Directory.GetDirectories(path);
+                        foreach (var directory in directories)
+                        {
+                            size += GetDirectorySize(directory);
+                        }
+
+                        var files = Directory.GetFiles(path);
+                        foreach (var file in files)
+                        {
+                            size += new FileInfo(file).Length;
+                        }
+                    }
+
+                    return size;
+                }
+
+                Size = total_size;
+            });
+
+        }
+
+        public void OpenLocation()
+        {
+            ApplicationHelper.OpenSaveDir(SaveId);
+        }
+
+        public async void Delete()
+        {
+            var result = await ContentDialogHelper.CreateConfirmationDialog(LocaleManager.Instance["DeleteUserSave"],
+                LocaleManager.Instance["IrreversibleActionNote"],
+                LocaleManager.Instance["InputDialogYes"],
+                LocaleManager.Instance["InputDialogNo"], "");
+
+            if (result == UserResult.Yes)
+            {
+                _horizonClient.Fs.DeleteSaveData(SaveDataSpaceId.User, SaveId);
+
+                DeleteAction?.Invoke();
+            }
+        }
+    }
+}

Ryujinx.Ava/Ui/Models/TempProfile.cs

@@ -45,9 +45,12 @@ namespace Ryujinx.Ava.Ui.Models
         {
             _profile = profile;
 
-            Image = profile.Image;
-            Name = profile.Name;
-            UserId = profile.UserId;
+            if (_profile != null)
+            {
+                Image = profile.Image;
+                Name = profile.Name;
+                UserId = profile.UserId;
+            }
         }
 
         public TempProfile(){}

Ryujinx.Ava/Ui/Models/UserProfile.cs

@@ -1,3 +1,4 @@
+using Ryujinx.Ava.Ui.Controls;
 using Ryujinx.Ava.Ui.ViewModels;
 using Ryujinx.HLE.HOS.Services.Account.Acc;
 using Profile = Ryujinx.HLE.HOS.Services.Account.Acc.UserProfile;
@@ -7,6 +8,7 @@ namespace Ryujinx.Ava.Ui.Models
     public class UserProfile : BaseModel
     {
         private readonly Profile _profile;
+        private readonly NavigationDialogHost _owner;
         private byte[] _image;
         private string _name;
         private UserId _userId;
@@ -41,9 +43,10 @@ namespace Ryujinx.Ava.Ui.Models
             }
         }
 
-        public UserProfile(Profile profile)
+        public UserProfile(Profile profile, NavigationDialogHost owner)
         {
             _profile = profile;
+            _owner = owner;
 
             Image = profile.Image;
             Name = profile.Name;
@@ -57,5 +60,10 @@ namespace Ryujinx.Ava.Ui.Models
             OnPropertyChanged(nameof(IsOpened));
             OnPropertyChanged(nameof(Name));
         }
+
+        public void Recover(UserProfile userProfile)
+        {
+            _owner.Navigate(typeof(UserEditor), (_owner, userProfile, true));
+        }
     }
 }

Ryujinx.Ava/Ui/ViewModels/MainWindowViewModel.cs

@@ -76,6 +76,7 @@ namespace Ryujinx.Ava.Ui.ViewModels
         private bool _showAll;
         private string _lastScannedAmiiboId;
         private ReadOnlyObservableCollection<ApplicationData> _appsObservableList;
+        public ApplicationLibrary ApplicationLibrary => _owner.ApplicationLibrary;
 
         public string TitleName { get; internal set; }
 
@@ -103,8 +104,8 @@ namespace Ryujinx.Ava.Ui.ViewModels
 
         public void Initialize()
         {
-            _owner.ApplicationLibrary.ApplicationCountUpdated += ApplicationLibrary_ApplicationCountUpdated;
-            _owner.ApplicationLibrary.ApplicationAdded += ApplicationLibrary_ApplicationAdded;
+            ApplicationLibrary.ApplicationCountUpdated += ApplicationLibrary_ApplicationCountUpdated;
+            ApplicationLibrary.ApplicationAdded += ApplicationLibrary_ApplicationAdded;
 
             Ptc.PtcStateChanged -= ProgressHandler;
             Ptc.PtcStateChanged += ProgressHandler;
@@ -817,7 +818,7 @@ namespace Ryujinx.Ava.Ui.ViewModels
 
             Thread thread = new(() =>
             {
-                _owner.ApplicationLibrary.LoadApplications(ConfigurationState.Instance.Ui.GameDirs.Value, ConfigurationState.Instance.System.Language);
+                ApplicationLibrary.LoadApplications(ConfigurationState.Instance.Ui.GameDirs.Value, ConfigurationState.Instance.System.Language);
 
                 _isLoading = false;
             })
@@ -1005,7 +1006,7 @@ namespace Ryujinx.Ava.Ui.ViewModels
 
         public async void ManageProfiles()
         {
-            await NavigationDialogHost.Show(_owner.AccountManager, _owner.ContentManager, _owner.VirtualFileSystem);
+            await NavigationDialogHost.Show(_owner.AccountManager, _owner.ContentManager, _owner.VirtualFileSystem, _owner.LibHacHorizonManager.RyujinxClient);
         }
 
         public async void OpenAboutWindow()
@@ -1098,7 +1099,7 @@ namespace Ryujinx.Ava.Ui.ViewModels
             {
                 selection.Favorite = !selection.Favorite;
 
-                _owner.ApplicationLibrary.LoadAndSaveMetaData(selection.TitleId, appMetadata =>
+                ApplicationLibrary.LoadAndSaveMetaData(selection.TitleId, appMetadata =>
                 {
                     appMetadata.Favorite = selection.Favorite;
                 });

Ryujinx.Ava/Ui/ViewModels/UserProfileViewModel.cs

@@ -1,8 +1,14 @@
+using Avalonia;
 using Avalonia.Threading;
+using FluentAvalonia.UI.Controls;
+using LibHac.Common;
+using LibHac.Fs;
+using LibHac.Fs.Shim;
 using Ryujinx.Ava.Common.Locale;
 using Ryujinx.Ava.Ui.Controls;
 using Ryujinx.HLE.HOS.Services.Account.Acc;
 using System;
+using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.Linq;
 using UserProfile = Ryujinx.Ava.Ui.Models.UserProfile;
@@ -19,6 +25,7 @@ namespace Ryujinx.Ava.Ui.ViewModels
         public UserProfileViewModel()
         {
             Profiles = new ObservableCollection<UserProfile>();
+            LostProfiles = new ObservableCollection<UserProfile>();
         }
 
         public UserProfileViewModel(NavigationDialogHost owner) : this()
@@ -30,6 +37,8 @@ namespace Ryujinx.Ava.Ui.ViewModels
 
         public ObservableCollection<UserProfile> Profiles { get; set; }
 
+        public ObservableCollection<UserProfile> LostProfiles { get; set; }
+
         public UserProfile SelectedProfile
         {
             get => _selectedProfile;
@@ -65,12 +74,13 @@ namespace Ryujinx.Ava.Ui.ViewModels
         public void LoadProfiles()
         {
             Profiles.Clear();
+            LostProfiles.Clear();
 
             var profiles = _owner.AccountManager.GetAllUsers().OrderByDescending(x => x.AccountState == AccountState.Open);
 
             foreach (var profile in profiles)
             {
-                Profiles.Add(new UserProfile(profile));
+                Profiles.Add(new UserProfile(profile, _owner));
             }
 
             SelectedProfile = Profiles.FirstOrDefault(x => x.UserId == _owner.AccountManager.LastOpenedUser.UserId);
@@ -84,6 +94,42 @@ namespace Ryujinx.Ava.Ui.ViewModels
                     _owner.AccountManager.OpenUser(_selectedProfile.UserId);
                 }
             }
+
+            var saveDataFilter = SaveDataFilter.Make(programId: default, saveType: SaveDataType.Account,
+                default, saveDataId: default, index: default);
+
+            using var saveDataIterator = new UniqueRef<SaveDataIterator>();
+
+            _owner.HorizonClient.Fs.OpenSaveDataIterator(ref saveDataIterator.Ref(), SaveDataSpaceId.User, in saveDataFilter).ThrowIfFailure();
+
+            Span<SaveDataInfo> saveDataInfo = stackalloc SaveDataInfo[10];
+
+            HashSet<HLE.HOS.Services.Account.Acc.UserId> lostAccounts = new HashSet<HLE.HOS.Services.Account.Acc.UserId>();
+
+            while (true)
+            {
+                saveDataIterator.Get.ReadSaveDataInfo(out long readCount, saveDataInfo).ThrowIfFailure();
+
+                if (readCount == 0)
+                {
+                    break;
+                }
+
+                for (int i = 0; i < readCount; i++)
+                {
+                    var save = saveDataInfo[i];
+                    var id = new HLE.HOS.Services.Account.Acc.UserId((long)save.UserId.Id.Low, (long)save.UserId.Id.High);
+                    if (Profiles.FirstOrDefault( x=> x.UserId == id) == null)
+                    {
+                        lostAccounts.Add(id);
+                    }
+                }
+            }
+
+            foreach(var account in lostAccounts)
+            {
+                LostProfiles.Add(new UserProfile(new HLE.HOS.Services.Account.Acc.UserProfile(account, "", null), _owner));
+            }
         }
 
         public void AddUser()
@@ -93,6 +139,25 @@ namespace Ryujinx.Ava.Ui.ViewModels
             _owner.Navigate(typeof(UserEditor), (this._owner, userProfile, true));
         }
 
+        public async void ManageSaves()
+        {
+            UserProfile userProfile = _highlightedProfile ?? SelectedProfile;
+
+            SaveManager manager = new SaveManager(userProfile, _owner.HorizonClient, _owner.VirtualFileSystem);
+            
+            ContentDialog contentDialog = new ContentDialog
+            {
+                Title = string.Format(LocaleManager.Instance["SaveManagerHeading"], userProfile.Name),
+                PrimaryButtonText = "",
+                SecondaryButtonText = "",
+                CloseButtonText = LocaleManager.Instance["UserProfilesClose"],
+                Content = manager,
+                Padding = new Thickness(0)
+            };
+
+            await contentDialog.ShowAsync();
+        }
+
         public void EditUser()
         {
             _owner.Navigate(typeof(UserEditor), (this._owner, _highlightedProfile ?? SelectedProfile, false));
@@ -134,5 +199,15 @@ namespace Ryujinx.Ava.Ui.ViewModels
 
             LoadProfiles();
         }
+
+        public void GoBack()
+        {
+            _owner.GoBack();
+        }
+
+        public void RecoverLostAccounts()
+        {
+            _owner.Navigate(typeof(UserRecoverer), (this._owner, this));
+        }
     }
 }

Ryujinx.Ava/Ui/Windows/MainWindow.axaml.cs

@@ -36,6 +36,7 @@ namespace Ryujinx.Ava.Ui.Windows
 {
     public partial class MainWindow : StyleableWindow
     {
+        internal static MainWindowViewModel MainWindowViewModel { get; private set; }
         private bool _canUpdate;
         private bool _isClosing;
         private bool _isLoading;
@@ -81,6 +82,8 @@ namespace Ryujinx.Ava.Ui.Windows
         {
             ViewModel = new MainWindowViewModel(this);
 
+            MainWindowViewModel = ViewModel;
+
             DataContext = ViewModel;
 
             InitializeComponent();

Ryujinx.Ui.Common/App/ApplicationLibrary.cs

@@ -444,7 +444,10 @@ namespace Ryujinx.Ui.App.Common
                         continue;
                     }
 
-                    ApplicationMetadata appMetadata = LoadAndSaveMetaData(titleId);
+                    ApplicationMetadata appMetadata = LoadAndSaveMetaData(titleId, appMetadata =>
+                    {
+                        appMetadata.Title = titleName;
+                    });
 
                     if (appMetadata.LastPlayed != "Never" && !DateTime.TryParse(appMetadata.LastPlayed, out _))
                     {

Ryujinx.Ui.Common/App/ApplicationMetadata.cs

@@ -2,6 +2,7 @@
 {
     public class ApplicationMetadata
     {
+        public string Title { get; set; }
         public bool   Favorite   { get; set; }
         public double TimePlayed { get; set; }
         public string LastPlayed { get; set; } = "Never";