Add login button to Open from GitHub

Author: jcansdale

src/GitHub.App/SampleData/Dialog/Clone/RepositoryCloneViewModelDesigner.cs

@@ -27,6 +27,7 @@ public RepositoryCloneViewModelDesigner()
         public IRepositorySelectViewModel EnterpriseTab { get; }
         public ReactiveCommand<Unit, Unit> Browse { get; }
         public ReactiveCommand<Unit, CloneDialogResult> Clone { get; }
+        public ReactiveCommand<Unit, Unit> LoginAsDifferentUser { get; }
 
         public Task InitializeAsync(IConnection connection)
         {

src/GitHub.App/ViewModels/Dialog/Clone/RepositoryCloneViewModel.cs

@@ -26,6 +26,7 @@ public class RepositoryCloneViewModel : ViewModelBase, IRepositoryCloneViewModel
         readonly IRepositoryCloneService service;
         readonly IGitService gitService;
         readonly IUsageTracker usageTracker;
+        readonly IDialogService dialogService;
         readonly IReadOnlyList<IRepositoryCloneTabViewModel> tabs;
         string path;
         UriString url;
@@ -40,6 +41,7 @@ public RepositoryCloneViewModel(
             IRepositoryCloneService service,
             IGitService gitService,
             IUsageTracker usageTracker,
+            IDialogService dialogService,
             IRepositorySelectViewModel gitHubTab,
             IRepositorySelectViewModel enterpriseTab)
         {
@@ -48,6 +50,7 @@ public RepositoryCloneViewModel(
             this.service = service;
             this.gitService = gitService;
             this.usageTracker = usageTracker;
+            this.dialogService = dialogService;
 
             GitHubTab = gitHubTab;
             EnterpriseTab = enterpriseTab;
@@ -82,6 +85,14 @@ public RepositoryCloneViewModel(
             Open = ReactiveCommand.CreateFromObservable(
                 () => repository.Select(x => new CloneDialogResult(Path, x?.CloneUrl)),
                 canOpen);
+
+            LoginAsDifferentUser = ReactiveCommand.CreateFromTask(async () =>
+            {
+                if (await dialogService.ShowLoginDialog() is IConnection connection)
+                {
+                    await InitializeAsync(connection);
+                }
+            });
         }
 
         public IRepositorySelectViewModel GitHubTab { get; }
@@ -111,6 +122,8 @@ public int SelectedTabIndex
 
         public IObservable<object> Done => Observable.Merge(Clone, Open);
 
+        public ReactiveCommand<Unit, Unit> LoginAsDifferentUser { get; }
+
         public ReactiveCommand<Unit, Unit> Browse { get; }
 
         public ReactiveCommand<Unit, CloneDialogResult> Clone { get; }
@@ -133,7 +146,11 @@ public async Task InitializeAsync(IConnection connection)
                 EnterpriseTab.Initialize(enterpriseConnection);
             }
 
-            if (connection == enterpriseConnection)
+            if (connection == gitHubConnection)
+            {
+                SelectedTabIndex = 0;
+            }
+            else if (connection == enterpriseConnection)
             {
                 SelectedTabIndex = 1;
             }

src/GitHub.Exports.Reactive/ViewModels/Dialog/Clone/IRepositoryCloneViewModel.cs

@@ -53,5 +53,7 @@ public interface IRepositoryCloneViewModel : IDialogContentViewModel, IConnectio
         /// Gets the command executed when the user clicks "Clone".
         /// </summary>
         ReactiveCommand<Unit, CloneDialogResult> Clone { get; }
+
+        ReactiveCommand<Unit, Unit> LoginAsDifferentUser { get; }
     }
 }

src/GitHub.VisualStudio.UI/Views/Dialog/Clone/RepositoryCloneView.xaml

@@ -21,6 +21,14 @@
 
     <DockPanel>
         <StackPanel Orientation="Horizontal" DockPanel.Dock="Bottom" HorizontalAlignment="Right" Margin="0,18,0,0">
+            <Button
+                Margin="0,0,6,0"
+                HorizontalAlignment="Center"
+                IsDefault="True"
+                Command="{Binding LoginAsDifferentUser}"
+                Content="Login"
+                KeyboardNavigation.TabIndex="5" />
+
             <Button
                 HorizontalAlignment="Center"
                 IsDefault="True"