feature: add Do Nothing option to deal with local changes before cr…

…eating a new branch (#143)

src/Converters/EnumConverters.cs

@@ -0,0 +1,9 @@
+using Avalonia.Controls.Converters;
+
+namespace SourceGit.Converters
+{
+    public static class EnumConverters
+    {
+        public static readonly EnumToBoolConverter Equals = new EnumToBoolConverter();
+    }
+}

src/Resources/Locales/en_US.axaml

@@ -111,6 +111,7 @@
   <x:String x:Key="Text.CreateBranch.LocalChanges" xml:space="preserve">Local Changes :</x:String>
   <x:String x:Key="Text.CreateBranch.LocalChanges.Discard" xml:space="preserve">Discard</x:String>
   <x:String x:Key="Text.CreateBranch.LocalChanges.StashAndReply" xml:space="preserve">Stash &amp; Reapply</x:String>
+  <x:String x:Key="Text.CreateBranch.LocalChanges.DoNothing" xml:space="preserve">Do Nothing</x:String>
   <x:String x:Key="Text.CreateBranch.Name" xml:space="preserve">New Branch Name :</x:String>
   <x:String x:Key="Text.CreateBranch.Name.Placeholder" xml:space="preserve">Enter branch name.</x:String>
   <x:String x:Key="Text.CreateBranch.Title" xml:space="preserve">Create Local Branch</x:String>

src/Resources/Locales/zh_CN.axaml

@@ -109,8 +109,9 @@
   <x:String x:Key="Text.CreateBranch.BasedOn" xml:space="preserve">新分支基于 ：</x:String>
   <x:String x:Key="Text.CreateBranch.Checkout" xml:space="preserve">完成后切换到新分支</x:String>
   <x:String x:Key="Text.CreateBranch.LocalChanges" xml:space="preserve">未提交更改 ：</x:String>
-  <x:String x:Key="Text.CreateBranch.LocalChanges.Discard" xml:space="preserve">忽略</x:String>
-  <x:String x:Key="Text.CreateBranch.LocalChanges.StashAndReply" xml:space="preserve">贮藏(stash)并自动恢复</x:String>
+  <x:String x:Key="Text.CreateBranch.LocalChanges.Discard" xml:space="preserve">放弃所有</x:String>
+  <x:String x:Key="Text.CreateBranch.LocalChanges.StashAndReply" xml:space="preserve">贮藏并自动恢复</x:String>
+  <x:String x:Key="Text.CreateBranch.LocalChanges.DoNothing" xml:space="preserve">GIT默认</x:String>
   <x:String x:Key="Text.CreateBranch.Name" xml:space="preserve">新分支名 ：</x:String>
   <x:String x:Key="Text.CreateBranch.Name.Placeholder" xml:space="preserve">填写分支名称。</x:String>
   <x:String x:Key="Text.CreateBranch.Title" xml:space="preserve">创建本地分支</x:String>

src/ViewModels/CreateBranch.cs

@@ -3,6 +3,13 @@
 
 namespace SourceGit.ViewModels
 {
+    public enum BeforeCreateBranchAction
+    {
+        StashAndReaply,
+        Discard,
+        DoNothing,
+    }
+
     public class CreateBranch : Popup
     {
         [Required(ErrorMessage = "Branch name is required!")]
@@ -19,14 +26,14 @@ public object BasedOn
             get;
             private set;
         }
-
-        public bool CheckoutAfterCreated
+        
+        public BeforeCreateBranchAction PreAction
         {
-            get;
-            set;
-        } = true;
-
-        public bool AutoStash
+            get => _preAction;
+            set => SetProperty(ref _preAction, value);
+        }
+        
+        public bool CheckoutAfterCreated
         {
             get;
             set;
@@ -90,7 +97,7 @@ public override Task<bool> Sure()
                     bool needPopStash = false;
                     if (_repo.WorkingCopyChangesCount > 0)
                     {
-                        if (AutoStash)
+                        if (_preAction == BeforeCreateBranchAction.StashAndReaply)
                         {
                             SetProgressDescription("Adding untracked changes...");
                             var succ = new Commands.Add(_repo.FullPath).Exec();
@@ -108,7 +115,7 @@ public override Task<bool> Sure()
 
                             needPopStash = true;
                         }
-                        else
+                        else if (_preAction == BeforeCreateBranchAction.Discard)
                         {
                             SetProgressDescription("Discard local changes...");
                             Commands.Discard.All(_repo.FullPath);
@@ -137,5 +144,6 @@ public override Task<bool> Sure()
         private readonly Repository _repo = null;
         private string _name = null;
         private readonly string _baseOnRevision = null;
+        private BeforeCreateBranchAction _preAction = BeforeCreateBranchAction.StashAndReaply;
     }
 }

src/Views/CreateBranch.axaml

@@ -62,10 +62,15 @@
       <StackPanel Grid.Row="2" Grid.Column="1" Orientation="Horizontal">
         <RadioButton Content="{DynamicResource Text.CreateBranch.LocalChanges.StashAndReply}"
                      GroupName="LocalChanges"
-                     IsChecked="{Binding AutoStash, Mode=TwoWay}"/>
+                     IsChecked="{Binding PreAction, Mode=TwoWay, Converter={x:Static c:EnumConverters.Equals}, ConverterParameter={x:Static vm:BeforeCreateBranchAction.StashAndReaply}}"/>
         <RadioButton Content="{DynamicResource Text.CreateBranch.LocalChanges.Discard}"
                      GroupName="LocalChanges"
-                     Margin="8,0,0,0"/>
+                     Margin="8,0,0,0"
+                     IsChecked="{Binding PreAction, Mode=TwoWay, Converter={x:Static c:EnumConverters.Equals}, ConverterParameter={x:Static vm:BeforeCreateBranchAction.Discard}}"/>
+        <RadioButton Content="{DynamicResource Text.CreateBranch.LocalChanges.DoNothing}"
+                     GroupName="LocalChanges"
+                     Margin="8,0,0,0"
+                     IsChecked="{Binding PreAction, Mode=TwoWay, Converter={x:Static c:EnumConverters.Equals}, ConverterParameter={x:Static vm:BeforeCreateBranchAction.DoNothing}}"/>
       </StackPanel>
 
       <CheckBox Grid.Row="3" Grid.Column="1"