Ava UI: Mod Manager (#4390)

* Let’s start again

* Read folders and such

* Remove Open Mod Folder menu items

* Fix folder opening, Selecting/deselecting

* She works

* Fix GTK

* AddMod

* Delete

* Fix duplicate entries

* Fix file check

* Avalonia 11

* Style fixes

* Final style fixes

* Might be too general

* Remove unnecessary using

* Enable new mods by default

* More cleanup

* Fix saving metadata

* Dont deseralise ModMetadata several times

* Avalonia I hate you

* Confirmation dialgoues

* Allow selecting multiple folders

* Add back secondary folder

* Search both paths

* Fix formatting

* Apply suggestions from code review

Co-authored-by: Ac_K <Acoustik666@gmail.com>

* Rename Title to Application

* Generic locale key

* Apply suggestions from code review

Co-authored-by: Ac_K <Acoustik666@gmail.com>

* Locale Updates

* GDK Feedback

* Fix

---------

Co-authored-by: Ac_K <Acoustik666@gmail.com>

3 files changed, 319 insertions, 1 deletions

diff --git a/src/Ryujinx.Ava/UI/Windows/CheatWindow.axaml.cs b/src/Ryujinx.Ava/UI/Windows/CheatWindow.axaml.cs
index c2de67ab..46441faa 100644
--- a/src/Ryujinx.Ava/UI/Windows/CheatWindow.axaml.cs
+++ b/src/Ryujinx.Ava/UI/Windows/CheatWindow.axaml.cs
@@ -41,7 +41,7 @@ namespace Ryujinx.Ava.UI.Windows
             InitializeComponent();
 
             string modsBasePath = ModLoader.GetModsBasePath();
-            string titleModsPath = ModLoader.GetTitleDir(modsBasePath, titleId);
+            string titleModsPath = ModLoader.GetApplicationDir(modsBasePath, titleId);
             ulong titleIdValue = ulong.Parse(titleId, NumberStyles.HexNumber);
 
             _enabledCheatsPath = Path.Combine(titleModsPath, "cheats", "enabled.txt");
diff --git a/src/Ryujinx.Ava/UI/Windows/ModManagerWindow.axaml b/src/Ryujinx.Ava/UI/Windows/ModManagerWindow.axaml
new file mode 100644
index 00000000..d9f58640
--- /dev/null
+++ b/src/Ryujinx.Ava/UI/Windows/ModManagerWindow.axaml
@@ -0,0 +1,179 @@
+<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:locale="clr-namespace:Ryujinx.Ava.Common.Locale"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:viewModels="clr-namespace:Ryujinx.Ava.UI.ViewModels"
+    xmlns:models="clr-namespace:Ryujinx.Ava.UI.Models"
+    xmlns:ui="clr-namespace:FluentAvalonia.UI.Controls;assembly=FluentAvalonia"
+    Width="500"
+    Height="380"
+    mc:Ignorable="d"
+    x:Class="Ryujinx.Ava.UI.Windows.ModManagerWindow"
+    x:CompileBindings="True"
+    x:DataType="viewModels:ModManagerViewModel"
+    Focusable="True">
+    <Grid>
+        <Grid.RowDefinitions>
+            <RowDefinition Height="Auto" />
+            <RowDefinition Height="*" />
+            <RowDefinition Height="Auto" />
+        </Grid.RowDefinitions>
+        <Panel
+            Margin="0 0 0 10"
+            Grid.Row="0">
+            <Grid>
+                <Grid.ColumnDefinitions>
+                    <ColumnDefinition Width="Auto" />
+                    <ColumnDefinition Width="Auto" />
+                    <ColumnDefinition Width="*" />
+                </Grid.ColumnDefinitions>
+                <TextBlock
+                    Grid.Column="0"
+                    Text="{Binding ModCount}" />
+                <StackPanel
+                    Margin="10 0"
+                    Grid.Column="1"
+                    Orientation="Horizontal">
+                    <Button
+                        Name="EnableAllButton"
+                        MinWidth="90"
+                        Margin="5"
+                        Command="{ReflectionBinding EnableAll}">
+                        <TextBlock Text="{locale:Locale DlcManagerEnableAllButton}" />
+                    </Button>
+                    <Button
+                        Name="DisableAllButton"
+                        MinWidth="90"
+                        Margin="5"
+                        Command="{ReflectionBinding DisableAll}">
+                        <TextBlock Text="{locale:Locale DlcManagerDisableAllButton}" />
+                    </Button>
+                </StackPanel>
+                <TextBox
+                    Grid.Column="2"
+                    MinHeight="27"
+                    MaxHeight="27"
+                    HorizontalAlignment="Stretch"
+                    Watermark="{locale:Locale Search}"
+                    Text="{Binding Search}" />
+            </Grid>
+        </Panel>
+        <Border
+            Grid.Row="1"
+            Margin="0 0 0 24"
+            HorizontalAlignment="Stretch"
+            VerticalAlignment="Stretch"
+            BorderBrush="{DynamicResource AppListHoverBackgroundColor}"
+            BorderThickness="1"
+            CornerRadius="5"
+            Padding="2.5">
+            <ListBox
+                AutoScrollToSelectedItem="False"
+                SelectionMode="Multiple, Toggle"
+                Background="Transparent"
+                SelectionChanged="OnSelectionChanged"
+                SelectedItems="{Binding SelectedMods, Mode=TwoWay}"
+                ItemsSource="{Binding Views}">
+                <ListBox.DataTemplates>
+                    <DataTemplate
+                        DataType="models:ModModel">
+                        <Panel Margin="10">
+                            <Grid>
+                                <Grid.ColumnDefinitions>
+                                    <ColumnDefinition Width="*" />
+                                    <ColumnDefinition Width="Auto" />
+                                </Grid.ColumnDefinitions>
+                                <TextBlock
+                                    HorizontalAlignment="Left"
+                                    VerticalAlignment="Center"
+                                    MaxLines="2"
+                                    TextWrapping="Wrap"
+                                    TextTrimming="CharacterEllipsis"
+                                    Text="{Binding Name}" />
+                                <StackPanel
+                                    Grid.Column="1"
+                                    Spacing="10"
+                                    Orientation="Horizontal"
+                                    HorizontalAlignment="Right">
+                                    <Button
+                                        VerticalAlignment="Center"
+                                        HorizontalAlignment="Right"
+                                        Padding="10"
+                                        MinWidth="0"
+                                        MinHeight="0"
+                                        Click="OpenLocation">
+                                        <ui:SymbolIcon
+                                            Symbol="OpenFolder"
+                                            HorizontalAlignment="Center"
+                                            VerticalAlignment="Center" />
+                                    </Button>
+                                    <Button
+                                        VerticalAlignment="Center"
+                                        HorizontalAlignment="Right"
+                                        Padding="10"
+                                        MinWidth="0"
+                                        MinHeight="0"
+                                        Click="DeleteMod">
+                                        <ui:SymbolIcon
+                                            Symbol="Cancel"
+                                            HorizontalAlignment="Center"
+                                            VerticalAlignment="Center" />
+                                    </Button>
+                                </StackPanel>
+                            </Grid>
+                        </Panel>
+                    </DataTemplate>
+                </ListBox.DataTemplates>
+                <ListBox.Styles>
+                    <Style Selector="ListBoxItem">
+                        <Setter Property="Background" Value="Transparent" />
+                    </Style>
+                </ListBox.Styles>
+            </ListBox>
+        </Border>
+        <Panel
+            Grid.Row="2"
+            HorizontalAlignment="Stretch">
+            <StackPanel
+                Orientation="Horizontal"
+                Spacing="10"
+                HorizontalAlignment="Left">
+                <Button
+                    Name="AddButton"
+                    MinWidth="90"
+                    Margin="5"
+                    Command="{Binding Add}">
+                    <TextBlock Text="{locale:Locale SettingsTabGeneralAdd}" />
+                </Button>
+                <Button
+                    Name="RemoveAllButton"
+                    MinWidth="90"
+                    Margin="5"
+                    Click="DeleteAll">
+                    <TextBlock Text="{locale:Locale ModManagerDeleteAllButton}" />
+                </Button>
+            </StackPanel>
+            <StackPanel
+                Orientation="Horizontal"
+                Spacing="10"
+                HorizontalAlignment="Right">
+                <Button
+                    Name="SaveButton"
+                    MinWidth="90"
+                    Margin="5"
+                    Click="SaveAndClose">
+                    <TextBlock Text="{locale:Locale SettingsButtonSave}" />
+                </Button>
+                <Button
+                    Name="CancelButton"
+                    MinWidth="90"
+                    Margin="5"
+                    Click="Close">
+                    <TextBlock Text="{locale:Locale InputDialogCancel}" />
+                </Button>
+            </StackPanel>
+        </Panel>
+    </Grid>
+</UserControl>
diff --git a/src/Ryujinx.Ava/UI/Windows/ModManagerWindow.axaml.cs b/src/Ryujinx.Ava/UI/Windows/ModManagerWindow.axaml.cs
new file mode 100644
index 00000000..5de09ba0
--- /dev/null
+++ b/src/Ryujinx.Ava/UI/Windows/ModManagerWindow.axaml.cs
@@ -0,0 +1,139 @@
+using Avalonia.Controls;
+using Avalonia.Interactivity;
+using Avalonia.Styling;
+using FluentAvalonia.UI.Controls;
+using Ryujinx.Ava.Common.Locale;
+using Ryujinx.Ava.UI.Helpers;
+using Ryujinx.Ava.UI.Models;
+using Ryujinx.Ava.UI.ViewModels;
+using Ryujinx.Ui.Common.Helper;
+using System.Threading.Tasks;
+using Button = Avalonia.Controls.Button;
+
+namespace Ryujinx.Ava.UI.Windows
+{
+    public partial class ModManagerWindow : UserControl
+    {
+        public ModManagerViewModel ViewModel;
+
+        public ModManagerWindow()
+        {
+            DataContext = this;
+
+            InitializeComponent();
+        }
+
+        public ModManagerWindow(ulong titleId)
+        {
+            DataContext = ViewModel = new ModManagerViewModel(titleId);
+
+            InitializeComponent();
+        }
+
+        public static async Task Show(ulong titleId, string titleName)
+        {
+            ContentDialog contentDialog = new()
+            {
+                PrimaryButtonText = "",
+                SecondaryButtonText = "",
+                CloseButtonText = "",
+                Content = new ModManagerWindow(titleId),
+                Title = string.Format(LocaleManager.Instance[LocaleKeys.ModWindowHeading], titleName, titleId.ToString("X16")),
+            };
+
+            Style bottomBorder = new(x => x.OfType<Grid>().Name("DialogSpace").Child().OfType<Border>());
+            bottomBorder.Setters.Add(new Setter(IsVisibleProperty, false));
+
+            contentDialog.Styles.Add(bottomBorder);
+
+            await contentDialog.ShowAsync();
+        }
+
+        private void SaveAndClose(object sender, RoutedEventArgs e)
+        {
+            ViewModel.Save();
+            ((ContentDialog)Parent).Hide();
+        }
+
+        private void Close(object sender, RoutedEventArgs e)
+        {
+            ((ContentDialog)Parent).Hide();
+        }
+
+        private async void DeleteMod(object sender, RoutedEventArgs e)
+        {
+            if (sender is Button button)
+            {
+                if (button.DataContext is ModModel model)
+                {
+                    var result = await ContentDialogHelper.CreateConfirmationDialog(
+                        LocaleManager.Instance[LocaleKeys.DialogWarning],
+                        LocaleManager.Instance.UpdateAndGetDynamicValue(LocaleKeys.DialogModManagerDeletionWarningMessage, model.Name),
+                        LocaleManager.Instance[LocaleKeys.InputDialogYes],
+                        LocaleManager.Instance[LocaleKeys.InputDialogNo],
+                        LocaleManager.Instance[LocaleKeys.RyujinxConfirm]);
+
+                    if (result == UserResult.Yes)
+                    {
+                        ViewModel.Delete(model);
+                    }
+                }
+            }
+        }
+
+        private async void DeleteAll(object sender, RoutedEventArgs e)
+        {
+            var result = await ContentDialogHelper.CreateConfirmationDialog(
+                LocaleManager.Instance[LocaleKeys.DialogWarning],
+                LocaleManager.Instance[LocaleKeys.DialogModManagerDeletionAllWarningMessage],
+                LocaleManager.Instance[LocaleKeys.InputDialogYes],
+                LocaleManager.Instance[LocaleKeys.InputDialogNo],
+                LocaleManager.Instance[LocaleKeys.RyujinxConfirm]);
+
+            if (result == UserResult.Yes)
+            {
+                ViewModel.DeleteAll();
+            }
+        }
+
+        private void OpenLocation(object sender, RoutedEventArgs e)
+        {
+            if (sender is Button button)
+            {
+                if (button.DataContext is ModModel model)
+                {
+                    OpenHelper.OpenFolder(model.Path);
+                }
+            }
+        }
+
+        private void OnSelectionChanged(object sender, SelectionChangedEventArgs e)
+        {
+            foreach (var content in e.AddedItems)
+            {
+                if (content is ModModel model)
+                {
+                    var index = ViewModel.Mods.IndexOf(model);
+
+                    if (index != -1)
+                    {
+                        ViewModel.Mods[index].Enabled = true;
+                    }
+                }
+            }
+
+            foreach (var content in e.RemovedItems)
+            {
+                if (content is ModModel model)
+                {
+                    var index = ViewModel.Mods.IndexOf(model);
+
+                    if (index != -1)
+                    {
+                        ViewModel.Mods[index].Enabled = false;
+                    }
+                }
+            }
+        }
+    }
+}