some work for loading a workspace

ModpackUpdater.Apps.Manager/Api/Model/WorkspaceConfig.cs

@@ -1,6 +1,7 @@
 namespace ModpackUpdater.Apps.Manager.Api.Model;
 
-public class WorkspaceConfig
+public abstract class WorkspaceConfig
 {
     public string ProviderId { get; internal set; } = "origin.unknown";
+    public abstract string DisplayText { get; }
 }

ModpackUpdater.Apps.Manager/Api/Plugins/Features/WorkspaceFeature.cs

@@ -10,7 +10,7 @@ public abstract class WorkspaceFeature(string identifier, string name) : PluginF
         return workspace?.Config == null || workspace.Config.ProviderId == Identifier;
     }
 
-    public virtual bool Configure(ref IWorkspace workspace)
+    public virtual bool Configure(ref IWorkspace? workspace)
     {
         OnConfigure(ref workspace);
 
@@ -22,5 +22,13 @@ public abstract class WorkspaceFeature(string identifier, string name) : PluginF
         return true;
     }
 
-    protected abstract bool OnConfigure(ref IWorkspace workspace);
+    public virtual IWorkspace CreateFromSettings(WorkspaceConfig config)
+    {
+        OnCreate(out var workspace, config);
+        return workspace;
+    }
+
+    protected abstract void OnCreate(out IWorkspace workspace, WorkspaceConfig config);
+
+    protected abstract bool OnConfigure(ref IWorkspace? workspace);
 }

ModpackUpdater.Apps.Manager/Features/Workspaces/GitLabRepo/GitLabRepoWorkspace.cs

@@ -21,6 +21,7 @@ internal class GitLabRepoWorkspace(GitLabRepoWorkspaceConfig config) : IWorkspac
     {
         InstallInfos = InstallInfos.Parse(await GetContent(ConfigX.FileLocationInstallJson));
         UpdateInfos = UpdateInfos.Parse(await GetContent(ConfigX.FileLocationUpdateJson));
+        ConfigX.InstanceUrl = (await Gitlab.Projects.GetByIdAsync((int)ConfigX.RepoId, new())).NameWithNamespace;
         return InstallInfos != null && UpdateInfos != null;
     }
 

ModpackUpdater.Apps.Manager/Features/Workspaces/GitLabRepo/GitLabRepoWorkspaceConfig.cs

@@ -5,10 +5,19 @@ namespace ModpackUpdater.Apps.Manager.Features.Workspaces.GitLabRepo;
 
 internal class GitLabRepoWorkspaceConfig : WorkspaceConfig
 {
+    public override string DisplayText => $"{RepoName ?? "?"} at {RepoBranche} on {InstanceUrl}";
+
+    public string? RepoName { get; set; }
+
     public string InstanceUrl { get; set; } = "https://gitlab.com";
+
     public string? ApiToken { get; set; }
+
     public long RepoId { get; set; } = -1L;
+
     public string RepoBranche { get; set; } = "master";
+
     public string FileLocationInstallJson { get; set; } = "install.json";
+
     public string FileLocationUpdateJson { get; set; } = "update.json";
 }

ModpackUpdater.Apps.Manager/Features/Workspaces/GitLabRepo/GitLabRepoWorkspaceFeature.cs

@@ -17,7 +17,7 @@ internal class GitLabRepoWorkspaceFeature : WorkspaceFeature, IPluginFeatureProv
         Icon = AppGlobals.Symbols.GetSvgImage(AppSymbols.gitlab, SymbolSize.Small);
     }
 
-    protected override bool OnConfigure(ref IWorkspace workspace)
+    protected override bool OnConfigure(ref IWorkspace? workspace)
     {
         var settings = workspace?.Config as GitLabRepoWorkspaceConfig ?? new();
 
@@ -25,6 +25,15 @@ internal class GitLabRepoWorkspaceFeature : WorkspaceFeature, IPluginFeatureProv
             return false;
 
         workspace = new GitLabRepoWorkspace(settings);
+
         return true;
     }
+
+    protected override void OnCreate(out IWorkspace workspace, WorkspaceConfig config)
+    {
+        if (config is not GitLabRepoWorkspaceConfig gitlabConfig)
+            throw new NotImplementedException($"Only configs of type {typeof(GitLabRepoWorkspaceConfig).Name} are allowed.");
+
+        workspace = new GitLabRepoWorkspace(gitlabConfig);
+    }
 }

ModpackUpdater.Apps.Manager/Form1.Designer.cs

@@ -28,7 +28,7 @@ partial class Form1
     /// </summary>
     private void InitializeComponent()
     {
-        var tableViewDefinition2 = new Telerik.WinControls.UI.TableViewDefinition();
+        var tableViewDefinition1 = new Telerik.WinControls.UI.TableViewDefinition();
         radSplitContainer1 = new Telerik.WinControls.UI.RadSplitContainer();
         splitPanel1 = new Telerik.WinControls.UI.SplitPanel();
         tableLayoutPanel2 = new TableLayoutPanel();
@@ -43,6 +43,7 @@ partial class Form1
         radMenuItem_RecentWorkspaces = new Telerik.WinControls.UI.RadMenuItem();
         radMenuItem_Tools = new Telerik.WinControls.UI.RadMenuItem();
         radMenu1 = new Telerik.WinControls.UI.RadMenu();
+        radMenuItem_SaveWorkspace = new Telerik.WinControls.UI.RadMenuItem();
         ((System.ComponentModel.ISupportInitialize)radSplitContainer1).BeginInit();
         radSplitContainer1.SuspendLayout();
         ((System.ComponentModel.ISupportInitialize)splitPanel1).BeginInit();
@@ -147,14 +148,14 @@ partial class Form1
         // 
         // 
         // 
-        radGridView_Actions.MasterTemplate.ViewDefinition = tableViewDefinition2;
+        radGridView_Actions.MasterTemplate.ViewDefinition = tableViewDefinition1;
         radGridView_Actions.Name = "radGridView_Actions";
         radGridView_Actions.Size = new Size(544, 416);
         radGridView_Actions.TabIndex = 0;
         // 
         // radMenuItem_Workspace
         // 
-        radMenuItem_Workspace.Items.AddRange(new Telerik.WinControls.RadItem[] { radMenuItem_WorkspacePreferences, radMenuSeparatorItem1, radMenuItem_OpenNewWorkspace, radMenuItem_RecentWorkspaces });
+        radMenuItem_Workspace.Items.AddRange(new Telerik.WinControls.RadItem[] { radMenuItem_WorkspacePreferences, radMenuItem_SaveWorkspace, radMenuSeparatorItem1, radMenuItem_OpenNewWorkspace, radMenuItem_RecentWorkspaces });
         radMenuItem_Workspace.Name = "radMenuItem_Workspace";
         radMenuItem_Workspace.Text = "Workspace";
         // 
@@ -192,6 +193,11 @@ partial class Form1
         radMenu1.Size = new Size(800, 28);
         radMenu1.TabIndex = 1;
         // 
+        // radMenuItem_SaveWorkspace
+        // 
+        radMenuItem_SaveWorkspace.Name = "radMenuItem_SaveWorkspace";
+        radMenuItem_SaveWorkspace.Text = "Save";
+        // 
         // Form1
         // 
         AutoScaleBaseSize = new Size(7, 15);
@@ -203,6 +209,7 @@ partial class Form1
         Name = "Form1";
         StartPosition = FormStartPosition.CenterScreen;
         Text = "Minecraft Modpack Updates Manager";
+        Load += Form1_Load;
         ((System.ComponentModel.ISupportInitialize)radSplitContainer1).EndInit();
         radSplitContainer1.ResumeLayout(false);
         ((System.ComponentModel.ISupportInitialize)splitPanel1).EndInit();
@@ -236,4 +243,5 @@ partial class Form1
     private Telerik.WinControls.UI.RadMenuSeparatorItem radMenuSeparatorItem1;
     private Telerik.WinControls.UI.RadMenuItem radMenuItem_OpenNewWorkspace;
     private Telerik.WinControls.UI.RadMenuItem radMenuItem_RecentWorkspaces;
+    private Telerik.WinControls.UI.RadMenuItem radMenuItem_SaveWorkspace;
 }

ModpackUpdater.Apps.Manager/Form1.cs

@@ -1,5 +1,7 @@
 using ModpackUpdater.Apps.Manager.Api.Model;
+using ModpackUpdater.Apps.Manager.Api.Plugins.Features;
 using ModpackUpdater.Apps.Manager.Api.Plugins.Params;
+using ModpackUpdater.Apps.Manager.Settings;
 using Pilz.Plugins.Advanced;
 using Pilz.Plugins.Advanced.UI.Telerik;
 using Pilz.UI.Symbols;
@@ -9,7 +11,9 @@ namespace ModpackUpdater.Apps.Manager;
 
 public partial class Form1 : RadForm, IMainApi
 {
-    public IWorkspace? Workspace { get; set; }
+    private IWorkspace? workspace;
+
+    public IWorkspace? Workspace => workspace;
 
     public Form1()
     {
@@ -17,17 +21,68 @@ public partial class Form1 : RadForm, IMainApi
 
         radMenuItem_Workspace.SvgImage = AppGlobals.Symbols.GetSvgImage(AppSymbols.workspace, SymbolSize.Small);
         radMenuItem_WorkspacePreferences.SvgImage = AppGlobals.Symbols.GetSvgImage(AppSymbols.settings, SymbolSize.Small);
+        radMenuItem_SaveWorkspace.SvgImage = AppGlobals.Symbols.GetSvgImage(AppSymbols.save, SymbolSize.Small);
         radMenuItem_OpenNewWorkspace.SvgImage = AppGlobals.Symbols.GetSvgImage(AppSymbols.new_window, SymbolSize.Small);
         radMenuItem_RecentWorkspaces.SvgImage = AppGlobals.Symbols.GetSvgImage(AppSymbols.time_machine, SymbolSize.Small);
         radMenuItem_Tools.SvgImage = AppGlobals.Symbols.GetSvgImage(AppSymbols.tools, SymbolSize.Small);
 
-        PluginFeatureController.Instance.Functions.Get(FeatureTypes.Workspace).InsertItemsTo(radMenuItem_OpenNewWorkspace.Items, customClickHandler: RadMenuItem_OpenNewWorkspace_Click);
+        radMenuItem_SaveWorkspace.Shortcuts.Add(new(Keys.Control, Keys.S));
+
+        PluginFeatureController.Instance.Features.Get(FeatureTypes.Workspace).InsertItemsTo(radMenuItem_OpenNewWorkspace.Items, customClickHandler: RadMenuItem_OpenNewWorkspace_Click);
         PluginFeatureController.Instance.Functions.Get(FeatureTypes.Tools).InsertItemsTo(radMenuItem_OpenNewWorkspace.Items, customClickHandler: RadMenuItem_ToolsItem_Click);
     }
 
     private void LoadRecentWorkspaces()
     {
-        // ...
+        var settings = Program.Settings.Get<WorkspaceSettings>();
+
+        radMenuItem_RecentWorkspaces.Items.Clear();
+
+        foreach (var config in settings.Workspaces)
+        {
+            var item = new RadMenuItem
+            {
+                Text = config.DisplayText,
+                Tag = config,
+            };
+
+            item.Click += RadMenuItem_OpenRecentWorkspace_Click;
+
+            radMenuItem_RecentWorkspaces.Items.Add(item);
+        }
+
+        if (radMenuItem_RecentWorkspaces.Items.Any())
+            radMenuItem_RecentWorkspaces.Visibility = Telerik.WinControls.ElementVisibility.Visible;
+        else
+            radMenuItem_RecentWorkspaces.Visibility = Telerik.WinControls.ElementVisibility.Collapsed;
+    }
+
+    private void AddToRecentFiles(IWorkspace workspace)
+    {
+        var settings = Program.Settings.Get<WorkspaceSettings>();
+        
+        settings.Workspaces.Remove(workspace.Config);
+        settings.Workspaces.Insert(0, workspace.Config);
+
+        while (settings.Workspaces.Count > 20)
+            settings.Workspaces.RemoveAt(20);
+    }
+
+    private async Task LoadNewWorkspace(IWorkspace? workspace)
+    {
+        if (workspace is null)
+            return;
+
+        if (workspace != this.workspace)
+            this.workspace = workspace;
+
+        AddToRecentFiles(workspace);
+        Invoke(LoadRecentWorkspaces);
+
+        if (!await workspace.Load())
+            return;
+
+        Invoke(LoadWorkspace);
     }
 
     private void LoadWorkspace()
@@ -40,14 +95,23 @@ public partial class Form1 : RadForm, IMainApi
         // ...
     }
 
-    private void RadMenuItem_OpenNewWorkspace_Click(object? sender, EventArgs e)
+    private void Form1_Load(object sender, EventArgs e)
     {
-        // ...
+        LoadRecentWorkspaces();
     }
 
-    private void RadMenuItem_OpenRecentWorkspace_Click(object? sender, EventArgs e)
+    private async void RadMenuItem_OpenNewWorkspace_Click(object? sender, EventArgs e)
     {
-        // ...
+        if (sender is RadMenuItem item && item.Tag is WorkspaceFeature feature && feature.Configure(ref workspace))
+            await LoadNewWorkspace(workspace);
+    }
+
+    private async void RadMenuItem_OpenRecentWorkspace_Click(object? sender, EventArgs e)
+    {
+        if (sender is RadMenuItem item && item.Tag is WorkspaceConfig config
+            && PluginFeatureController.Instance.Features.Get(FeatureTypes.Workspace).OfType<WorkspaceFeature>().FirstOrDefault(n => n.Identifier == config.ProviderId) is WorkspaceFeature feature
+            && feature.CreateFromSettings(config) is IWorkspace workspace)
+            await LoadNewWorkspace(workspace);
     }
 
     private void RadMenuItem_ToolsItem_Click(object? sender, EventArgs e)