Added IGlobalConnection.

This services the same purpose as `IConnectionRepositoryHostMap` served when `RepositoryHost` was still around: to provide access to the globally registered connection.

Author: grokys

src/GitHub.App/GitHub.App.csproj

@@ -131,6 +131,7 @@
     <Compile Include="Models\IssueCommentModel.cs" />
     <Compile Include="Models\PullRequestReviewCommentModel.cs" />
     <Compile Include="Models\PullRequestDetailArgument.cs" />
+    <Compile Include="Services\GlobalConnection.cs" />
     <Compile Include="Services\LocalRepositories.cs" />
     <Compile Include="ViewModels\ViewModelBase.cs" />
     <Compile Include="Caches\CacheIndex.cs" />

src/GitHub.App/Services/GlobalConnection.cs

@@ -0,0 +1,22 @@
+using System;
+using System.ComponentModel.Composition;
+using GitHub.Models;
+using GitHub.Services;
+
+namespace GitHub.App.Services
+{
+    [Export(typeof(IGlobalConnection))]
+    [PartCreationPolicy(CreationPolicy.Shared)]
+    public class GlobalConnection : IGlobalConnection
+    {
+        readonly IGitHubServiceProvider serviceProvider;
+
+        [ImportingConstructor]
+        public GlobalConnection(IGitHubServiceProvider serviceProvider)
+        {
+            this.serviceProvider = serviceProvider;
+        }
+
+        public IConnection Get() => serviceProvider.TryGetService<IConnection>();
+    }
+}

src/GitHub.App/ViewModels/GistCreationViewModel.cs

@@ -32,13 +32,13 @@ public class GistCreationViewModel : DialogViewModelBase, IGistCreationViewModel
 
         [ImportingConstructor]
         GistCreationViewModel(
-            IConnection connection,
+            IGlobalConnection connection,
             IModelServiceFactory modelServiceFactory,
             ISelectedTextProvider selectedTextProvider,
             IGistPublishService gistPublishService,
             INotificationService notificationService,
             IUsageTracker usageTracker)
-            : this(connection, modelServiceFactory, selectedTextProvider, gistPublishService, usageTracker)
+            : this(connection.Get(), modelServiceFactory, selectedTextProvider, gistPublishService, usageTracker)
         {
             Guard.ArgumentNotNull(connection, nameof(connection));
             Guard.ArgumentNotNull(selectedTextProvider, nameof(selectedTextProvider));

src/GitHub.App/ViewModels/LoginControlViewModel.cs

@@ -6,7 +6,6 @@
 using GitHub.Authentication;
 using GitHub.Exports;
 using GitHub.Extensions.Reactive;
-using GitHub.Models;
 using GitHub.Primitives;
 using GitHub.Services;
 using ReactiveUI;

src/GitHub.App/ViewModels/LoginTabViewModel.cs

@@ -10,7 +10,6 @@
 using GitHub.Extensions;
 using GitHub.Extensions.Reactive;
 using GitHub.Info;
-using GitHub.Models;
 using GitHub.Primitives;
 using GitHub.Services;
 using GitHub.Validation;

src/GitHub.App/ViewModels/LoginToGitHubForEnterpriseViewModel.cs

@@ -7,7 +7,6 @@
 using GitHub.Authentication;
 using GitHub.Extensions;
 using GitHub.Info;
-using GitHub.Models;
 using GitHub.Primitives;
 using GitHub.Services;
 using GitHub.Validation;

src/GitHub.App/ViewModels/LoginToGitHubViewModel.cs

@@ -4,7 +4,6 @@
 using System.Reactive.Linq;
 using GitHub.Authentication;
 using GitHub.Info;
-using GitHub.Models;
 using GitHub.Primitives;
 using GitHub.Services;
 using ReactiveUI;

src/GitHub.App/ViewModels/NotAGitHubRepositoryViewModel.cs

@@ -1,9 +1,7 @@
 using System;
 using System.ComponentModel.Composition;
 using GitHub.Exports;
-using GitHub.Models;
 using GitHub.Services;
-using GitHub.UI;
 using ReactiveUI;
 
 namespace GitHub.ViewModels

src/GitHub.App/ViewModels/PanePageViewModelBase.cs

@@ -1,5 +1,4 @@
 using ReactiveUI;
-using GitHub.UI;
 
 namespace GitHub.ViewModels
 {

src/GitHub.App/ViewModels/PullRequestCreationViewModel.cs

@@ -32,19 +32,18 @@ public class PullRequestCreationViewModel : DialogViewModelBase, IPullRequestCre
 
         readonly ObservableAsPropertyHelper<IRemoteRepositoryModel> githubRepository;
         readonly ObservableAsPropertyHelper<bool> isExecuting;
-        readonly IConnection connection;
         readonly IModelService modelService;
         readonly IObservable<IRemoteRepositoryModel> githubObs;
         readonly CompositeDisposable disposables = new CompositeDisposable();
         readonly ILocalRepositoryModel activeLocalRepo;
 
         [ImportingConstructor]
         PullRequestCreationViewModel(
-            IConnection connection,
+            IGlobalConnection connection,
             IModelServiceFactory modelServiceFactory,
             ITeamExplorerServiceHolder teservice,
             IPullRequestService service, INotificationService notifications)
-            : this(connection, modelServiceFactory, teservice?.ActiveRepo, service, notifications)
+            : this(connection.Get(), modelServiceFactory, teservice?.ActiveRepo, service, notifications)
         {}
 
         public PullRequestCreationViewModel(
@@ -60,7 +59,6 @@ public PullRequestCreationViewModel(
             Guard.ArgumentNotNull(service, nameof(service));
             Guard.ArgumentNotNull(notifications, nameof(notifications));
 
-            this.connection = connection;
             activeLocalRepo = activeRepo;
             modelService = modelServiceFactory.CreateBlocking(connection);