RemoteCatalog order changed

Mlaumcherb.Client.Avalonia/Config.cs

@@ -22,8 +22,8 @@ public record Config
     public int max_parallel_downloads { get; set; } = 16;
     public GameVersionCatalogProps[] version_catalogs { get; set; } =
     [
+        new() { name = "Тимериховое", url = "https://timerix.ddns.net/minecraft/catalog.json" },
         new() { name = "Mojang", url = "https://piston-meta.mojang.com/mc/game/version_manifest_v2.json" },
-        new() { name = "Тимериховое", url = "https://timerix.ddns.net/minecraft/catalog.json" }
     ];
 
     

Mlaumcherb.Client.Avalonia/GameVersion.cs

@@ -39,8 +39,6 @@ public class GameVersion
 
     public async Task Download(bool update, Action<NetworkTask> networkTaskCreatedCallback)
     {
-        
-        
         LauncherApp.Logger.LogInfo(Id, $"started updating version {Id}");
         
         List<INetworkTaskFactory> taskFactories =

Mlaumcherb.Client.Avalonia/сеть/TaskFactories/ModpackDownloadTaskFactory.cs

@@ -8,11 +8,14 @@ namespace Mlaumcherb.Client.Avalonia.сеть.TaskFactories;
 public class ModpackDownloadTaskFactory : INetworkTaskFactory
 {
     INetworkTaskFactory _implementationVersion;
-    
+    private GameVersionDescriptor _descriptor;
+
     public ModpackDownloadTaskFactory(GameVersionDescriptor descriptor)
     {
         if(descriptor.modpack is null)
             throw new ArgumentNullException(nameof(descriptor.modpack));
+        
+        _descriptor = descriptor;
         _implementationVersion = descriptor.modpack.format_version switch
         {
             1 => new MyModpackV1DownloadTaskFactory(descriptor),
@@ -22,6 +25,21 @@ public class ModpackDownloadTaskFactory : INetworkTaskFactory
 
     public Task<NetworkTask?> CreateAsync(bool checkHashes)
     {
+        // Modpacks can include libraries.
+        // This libraries are downloaded in launcher_dir/libraries through symbolic link.
+        var localLibsDir = Path.Concat(PathHelper.GetVersionDir(_descriptor.id), "libraries");
+        var globalLibsDir = PathHelper.GetLibrariesDir();
+        var dirInfo = new DirectoryInfo(localLibsDir.ToString());
+        // delete dir if it isn't symlink
+        if(dirInfo.Exists && dirInfo.LinkTarget is null)
+            dirInfo.Delete(true);
+        if (!dirInfo.Exists)
+        {
+            LauncherApp.Logger.LogInfo(nameof(ModpackDownloadTaskFactory),
+                $"Creating symbolic link '{localLibsDir}' -> '{globalLibsDir}'");
+            dirInfo.CreateAsSymbolicLink(globalLibsDir.ToString());
+        }
+        
         return _implementationVersion.CreateAsync(checkHashes);
     }
 }