feature: add a context menu item to open all repositories in a group (#179)

src/Resources/Locales/en_US.axaml

@@ -493,6 +493,7 @@
   <x:String x:Key="Text.Welcome.Delete" xml:space="preserve">Delete</x:String>
   <x:String x:Key="Text.Welcome.DragDropTip" xml:space="preserve">DRAG &amp; DROP FOLDER SUPPORTED. CUSTOM GROUPING SUPPORTED.</x:String>
   <x:String x:Key="Text.Welcome.Edit" xml:space="preserve">Edit</x:String>
+  <x:String x:Key="Text.Welcome.OpenAllInNode" xml:space="preserve">Open All Repositories</x:String>
   <x:String x:Key="Text.Welcome.OpenOrInit" xml:space="preserve">Open Repository</x:String>
   <x:String x:Key="Text.Welcome.OpenTerminal" xml:space="preserve">Open Terminal</x:String>
   <x:String x:Key="Text.Welcome.Search" xml:space="preserve">Search Repositories...</x:String>

src/Resources/Locales/zh_CN.axaml

@@ -495,6 +495,7 @@
   <x:String x:Key="Text.Welcome.Delete" xml:space="preserve">删除</x:String>
   <x:String x:Key="Text.Welcome.DragDropTip" xml:space="preserve">支持拖放目录添加。支持自定义分组。</x:String>
   <x:String x:Key="Text.Welcome.Edit" xml:space="preserve">编辑</x:String>
+  <x:String x:Key="Text.Welcome.OpenAllInNode" xml:space="preserve">打开所有包含仓库</x:String>
   <x:String x:Key="Text.Welcome.OpenOrInit" xml:space="preserve">打开本地仓库</x:String>
   <x:String x:Key="Text.Welcome.OpenTerminal" xml:space="preserve">打开终端</x:String>
   <x:String x:Key="Text.Welcome.Search" xml:space="preserve">快速查找仓库...</x:String>

src/Resources/Locales/zh_TW.axaml

@@ -495,6 +495,7 @@
   <x:String x:Key="Text.Welcome.Delete" xml:space="preserve">刪除</x:String>
   <x:String x:Key="Text.Welcome.DragDropTip" xml:space="preserve">支援拖放目錄新增。支援自定義分組。</x:String>
   <x:String x:Key="Text.Welcome.Edit" xml:space="preserve">編輯</x:String>
+  <x:String x:Key="Text.Welcome.OpenAllInNode" xml:space="preserve">打開所有包含倉庫</x:String>
   <x:String x:Key="Text.Welcome.OpenOrInit" xml:space="preserve">開啟本地倉庫</x:String>
   <x:String x:Key="Text.Welcome.OpenTerminal" xml:space="preserve">開啟終端</x:String>
   <x:String x:Key="Text.Welcome.Search" xml:space="preserve">快速查詢倉庫...</x:String>

src/ViewModels/Welcome.cs

@@ -92,6 +92,26 @@ namespace SourceGit.ViewModels
             var menu = new ContextMenu();
             var hasRepo = Preference.FindRepository(node.Id) != null;
 
+            if (!node.IsRepository && node.SubNodes.Count > 0)
+            {
+                var openAll = new MenuItem();
+                openAll.Header = App.Text("Welcome.OpenAllInNode");
+                openAll.Icon = App.CreateMenuIcon("Icons.Folder.Open");
+                openAll.Click += (_, e) =>
+                {
+                    if (App.Current.ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop)
+                    {
+                        var launcher = desktop.MainWindow.DataContext as Launcher;
+                        OpenAllInNode(launcher, node);
+                    }
+
+                    e.Handled = true;
+                };
+
+                menu.Items.Add(openAll);
+                menu.Items.Add(new MenuItem() { Header = "-" });
+            }
+
             var edit = new MenuItem();
             edit.Header = App.Text("Welcome.Edit");
             edit.Icon = App.CreateMenuIcon("Icons.Edit");
@@ -201,6 +221,17 @@ namespace SourceGit.ViewModels
             }
         }
 
+        private void OpenAllInNode(Launcher launcher, RepositoryNode node)
+        {
+            foreach (var subNode in node.SubNodes)
+            {
+                if (subNode.IsRepository)
+                    launcher.OpenRepositoryInTab(subNode, null);
+                else if (subNode.SubNodes.Count > 0)
+                    OpenAllInNode(launcher, subNode);
+            }
+        }
+
         private static Welcome _instance = new Welcome();
         private string _searchFilter = string.Empty;
     }