Added: Overhauled Download Menu [Part 1]

TheGershon · Aug 3, 2022 · 61c6817 · 61c6817
1 parent 2f29e64
commit 61c6817
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Showing 24 changed files with 571 additions and 142 deletions.
diff --git a/source/Reloaded.Mod.Launcher.Lib/Utility/ImageCache.cs b/source/Reloaded.Mod.Launcher.Lib/Utility/ImageCache.cs
@@ -0,0 +1,64 @@
+using System.Reactive.Linq;
+using Akavache;
+using Akavache.Sqlite3;
+
+namespace Reloaded.Mod.Launcher.Lib.Utility;
+
+/// <summary>
+/// Service that provides caching support for fetching images via URL.
+/// Used as a singleton.
+/// </summary>
+public class ImageCacheService
+{
+    private readonly SqlRawPersistentBlobCache _cache;
+
+    /// <summary/>
+    public ImageCacheService()
+    {
+        var directory = Paths.ImageCachePath;
+        Directory.CreateDirectory(directory);
+        var filePath = Path.Combine(directory, "Cache.db");
+        _cache = new SqlRawPersistentBlobCache(filePath);
+    }
+
+    /// <summary>
+    /// Shuts down the service. Call this on application exit.
+    /// </summary>
+    public void Shutdown()
+    {
+        _cache.Flush().Wait();
+        _cache.Vacuum().Wait();
+        _cache.Connection.ExecuteScalar<int>("PRAGMA wal_checkpoint(TRUNCATE)", Array.Empty<object>());
+        _cache.Dispose();
+        _cache.Shutdown.Wait();
+    }
+
+    /// <summary>
+    /// Retrieves the image for a given URI.
+    /// </summary>
+    /// <param name="uri">The URI to get image for.</param>
+    /// <param name="expiration">How long should the file persist in the cache.</param>
+    public async ValueTask<byte[]> GetImage(Uri uri, TimeSpan expiration)
+    {
+        // Check the cache.
+        var key = uri.ToString();
+        var observable = _cache.Get(key);
+        var bytes = await observable.Catch(Observable.Return<byte[]?>(null!));
+
+        if (bytes == null)
+        {
+            // Get it, and put into cache.
+            using var client = new WebClient();
+            var data = await client.DownloadDataTaskAsync(uri);
+            _ = _cache.Insert(key, data, expiration);
+            return data;
+        }
+
+        return bytes;
+    }
+
+    /// <summary>
+    /// Gets the time a mod preview should expire from current time.
+    /// </summary>
+    public TimeSpan ModPreviewExpiration => TimeSpan.FromDays(14);
+}
diff --git a/source/Reloaded.Mod.Launcher/App.xaml.cs b/source/Reloaded.Mod.Launcher/App.xaml.cs
@@ -119,4 +119,16 @@ public static void StopProfileOptimization()
 
     [DllImport("psapi")]
     private static extern bool EmptyWorkingSet(IntPtr hProcess);
+
+    /// <summary>
+    /// Ran upon exiting the application.
+    /// </summary>
+    protected override void OnExit(ExitEventArgs e)
+    {
+        base.OnExit(e);
+
+        // Flush image cache on exit.
+        if (Lib.IoC.IsExplicitlyBound<ImageCacheService>())
+            Lib.IoC.GetConstant<ImageCacheService>().Shutdown();
+    }
 }
diff --git a/source/Reloaded.Mod.Launcher/Assets/Languages/en-GB.xaml b/source/Reloaded.Mod.Launcher/Assets/Languages/en-GB.xaml
@@ -539,4 +539,7 @@
     <sys:String x:Key="PublishSelectMarkdownTitle">Select a Markdown File (*.md).</sys:String>
     <sys:String x:Key="PublishSelectMarkdownTypeName">Markdown File</sys:String>
 
+    <!-- Update 1.20.0: Revamped Downloads Menu -->
+    <sys:String x:Key="DownloadsMenuNuGetButton">NuGet</sys:String>
+
 </ResourceDictionary>
diff --git a/source/Reloaded.Mod.Launcher/Controls/Properties/AutoAdjustColumnCount.cs b/source/Reloaded.Mod.Launcher/Controls/Properties/AutoAdjustColumnCount.cs
@@ -0,0 +1,31 @@
+namespace Reloaded.Mod.Launcher.Controls.Properties;
+
+/// <summary>
+/// An attached WPF property that auto adjusts column count of a uniform grid based on a min width.
+/// </summary>
+public class AutoAdjustColumnCount : WPF.MVVM.AttachedPropertyBase<AutoAdjustColumnCount, int>
+{
+    public override void OnValueChanged(DependencyObject sender, DependencyPropertyChangedEventArgs e)
+    {
+        if (e.NewValue == null)
+            return;
+
+        // If attached to tooltip, handle via parent.
+        if (sender is UniformGrid uniformGrid)
+        {
+            // Remove if already present, then re-add.
+            uniformGrid.SizeChanged -= OnSizeChanged;
+            uniformGrid.SizeChanged += OnSizeChanged;
+            OnSizeChanged(sender, null!);
+        }
+    }
+
+    private void OnSizeChanged(object sender, SizeChangedEventArgs e)
+    {
+        var grid     = (UniformGrid)sender;
+        var minWidth = GetValue(grid);
+        var numColumns = (int)grid.RenderSize.Width / minWidth;
+        if (numColumns != grid.Columns)
+            grid.Columns = numColumns;
+    }
+}
diff --git a/source/Reloaded.Mod.Launcher/Converters/ApplicationConfigToImageConverter.cs b/source/Reloaded.Mod.Launcher/Converters/ApplicationConfigToImageConverter.cs
@@ -51,9 +51,6 @@ private ImageSource GetImageForAppConfig(PathTuple<ApplicationConfig> applicatio
             }
         }
 
-        var image = new BitmapImage(new Uri(Paths.PLACEHOLDER_IMAGE, UriKind.RelativeOrAbsolute));
-        image.Freeze();
-
-        return image;
+        return Misc.Imaging.GetPlaceholderIcon();
     }
 }
diff --git a/source/Reloaded.Mod.Launcher/LICENSE.txt b/source/Reloaded.Mod.Launcher/LICENSE.txt
@@ -11,11 +11,16 @@ Markdig.Wpf: MIT
 Colorful.Console: MIT
 PropertyChanged.Fody: MIT
 Fody: MIT
-Onova: GPL V3 or later*
 Ultimate ASI Loader: MIT
 SharpCompress: MIT
 System.Drawing.Common: MIT
 System.Management: MIT
+MaterialDesignIcons: MIT
+Akavache: MIT
+CacheCow: MIT
+
+If any licenses are missing in this document, please notify me.  
+It is difficult to keep track of recursive dependencies.  
 
 -----
 GPL V3

diff --git a/source/Reloaded.Mod.Launcher/Misc/Imaging.cs b/source/Reloaded.Mod.Launcher/Misc/Imaging.cs
@@ -5,10 +5,22 @@ namespace Reloaded.Mod.Launcher.Misc;
 
 public class Imaging
 {
+    /// <summary>
+    /// Converts a WPF URI into a image.
+    /// </summary>
     public static BitmapImage BitmapFromUri(Uri source)
     {
         string uri = source.OriginalString.Replace("pack://siteoforigin:,,,", Constants.ApplicationDirectory);
         using var stream = new FileStream(uri, FileMode.Open, FileAccess.Read, FileShare.Read);
+        var bitmapImage = BitmapFromStream(stream);
+        return bitmapImage;
+    }
+
+    /// <summary>
+    /// Loads an image from a given stream.
+    /// </summary>
+    public static BitmapImage BitmapFromStream(Stream stream)
+    {
         var bitmapImage = new BitmapImage();
         bitmapImage.BeginInit();
         bitmapImage.CacheOption = BitmapCacheOption.OnLoad;
@@ -18,6 +30,17 @@ public static BitmapImage BitmapFromUri(Uri source)
         return bitmapImage;
     }
 
+    /// <summary>
+    /// Gets the icon used for placeholders in Reloaded.
+    /// </summary>
+    public static BitmapImage GetPlaceholderIcon()
+    {
+        var img = new BitmapImage(new Uri(Paths.PLACEHOLDER_IMAGE, UriKind.RelativeOrAbsolute));
+        img.CacheOption = BitmapCacheOption.OnLoad;
+        img.Freeze();
+        return img;
+    }
+
     public static Image ImageFromUri(Uri source)
     {
         string uri = source.OriginalString.Replace("pack://siteoforigin:,,,", Constants.ApplicationDirectory);

diff --git a/source/Reloaded.Mod.Launcher/ModuleInitialiser.cs b/source/Reloaded.Mod.Launcher/ModuleInitialiser.cs
@@ -0,0 +1,11 @@
+namespace Reloaded.Mod.Launcher;
+
+internal class ModuleInitialiser
+{
+    [ModuleInitializer]
+    public static void Init()
+    {
+        // Raise maximum number of WebRequest connections
+        ServicePointManager.DefaultConnectionLimit = int.MaxValue;
+    }
+}