enhance: show friendly name instead of --theirs or --mine while resolving conflicts

src/Resources/Locales/en_US.axaml

@@ -281,6 +281,7 @@
   <x:String x:Key="Text.FileCM.DiscardMulti" xml:space="preserve">Discard {0} files...</x:String>
   <x:String x:Key="Text.FileCM.DiscardSelectedLines" xml:space="preserve">Discard Changes in Selected Line(s)</x:String>
   <x:String x:Key="Text.FileCM.OpenWithExternalMerger" xml:space="preserve">Open External Merge Tool</x:String>
+  <x:String x:Key="Text.FileCM.ResolveUsing" xml:space="preserve">Resolve Using '{0}'</x:String>
   <x:String x:Key="Text.FileCM.SaveAsPatch" xml:space="preserve">Save as Patch...</x:String>
   <x:String x:Key="Text.FileCM.Stage" xml:space="preserve">Stage</x:String>
   <x:String x:Key="Text.FileCM.StageMulti" xml:space="preserve">Stage {0} files</x:String>

src/Resources/Locales/zh_CN.axaml

@@ -284,6 +284,7 @@
   <x:String x:Key="Text.FileCM.DiscardMulti" xml:space="preserve">放弃 {0} 个文件的更改...</x:String>
   <x:String x:Key="Text.FileCM.DiscardSelectedLines" xml:space="preserve">放弃选中的更改</x:String>
   <x:String x:Key="Text.FileCM.OpenWithExternalMerger" xml:space="preserve">使用外部合并工具打开</x:String>
+  <x:String x:Key="Text.FileCM.ResolveUsing" xml:space="preserve">应用 '{0}'</x:String>
   <x:String x:Key="Text.FileCM.SaveAsPatch" xml:space="preserve">另存为补丁...</x:String>
   <x:String x:Key="Text.FileCM.Stage" xml:space="preserve">暂存(add)</x:String>
   <x:String x:Key="Text.FileCM.StageMulti" xml:space="preserve">暂存(add){0} 个文件</x:String>

src/Resources/Locales/zh_TW.axaml

@@ -284,6 +284,7 @@
   <x:String x:Key="Text.FileCM.DiscardMulti" xml:space="preserve">捨棄已選的 {0} 個檔案變更...</x:String>
   <x:String x:Key="Text.FileCM.DiscardSelectedLines" xml:space="preserve">捨棄選取的變更</x:String>
   <x:String x:Key="Text.FileCM.OpenWithExternalMerger" xml:space="preserve">使用外部合併工具開啟</x:String>
+  <x:String x:Key="Text.FileCM.ResolveUsing" xml:space="preserve">使用 '{0}'</x:String>
   <x:String x:Key="Text.FileCM.SaveAsPatch" xml:space="preserve">另存為修補檔 (patch)...</x:String>
   <x:String x:Key="Text.FileCM.Stage" xml:space="preserve">暫存 (add)</x:String>
   <x:String x:Key="Text.FileCM.StageMulti" xml:space="preserve">暫存 (add) 已選的 {0} 個檔案</x:String>

src/ViewModels/InProgressContexts.cs

@@ -81,6 +81,12 @@ namespace SourceGit.ViewModels
 
     public class RebaseInProgress : InProgressContext
     {
+        public string HeadName
+        {
+            get;
+            private set;
+        }
+
         public Models.Commit StoppedAt
         {
             get;
@@ -93,6 +99,10 @@ namespace SourceGit.ViewModels
 
             var stoppedSHA = File.ReadAllText(Path.Combine(repo.GitDir, "rebase-merge", "stopped-sha")).Trim();
             StoppedAt = new Commands.QuerySingleCommit(repo.FullPath, stoppedSHA).Result();
+
+            HeadName = File.ReadAllText(Path.Combine(repo.GitDir, "rebase-merge", "head-name")).Trim();
+            if (HeadName.StartsWith("refs/heads/"))
+                HeadName = HeadName.Substring(11);
         }
 
         public override bool Continue()

src/ViewModels/WorkingCopy.cs

@@ -569,6 +569,22 @@ namespace SourceGit.ViewModels
                         e.Handled = true;
                     };
 
+                    if (_inProgressContext is RebaseInProgress rebase)
+                    {
+                        useTheirs.Header = App.Text("FileCM.ResolveUsing", rebase.HeadName);
+                        useMine.Header = App.Text("FileCM.ResolveUsing", rebase.StoppedAt.SHA.Substring(0, 10));
+                    }
+                    else if (_inProgressContext is CherryPickInProgress cherryPick)
+                    {
+                        useTheirs.Header = App.Text("FileCM.ResolveUsing", cherryPick.Head.SHA.Substring(0, 10));
+                        useMine.Header = App.Text("FileCM.ResolveUsing", _repo.CurrentBranch.Name);
+                    }
+                    else if (_inProgressContext is MergeInProgress merge)
+                    {
+                        useTheirs.Header = App.Text("FileCM.ResolveUsing", merge.SourceName);
+                        useMine.Header = App.Text("FileCM.ResolveUsing", _repo.CurrentBranch.Name);
+                    }
+
                     menu.Items.Add(useTheirs);
                     menu.Items.Add(useMine);
                     menu.Items.Add(openMerger);
@@ -892,6 +908,22 @@ namespace SourceGit.ViewModels
                         e.Handled = true;
                     };
 
+                    if (_inProgressContext is RebaseInProgress rebase)
+                    {
+                        useTheirs.Header = App.Text("FileCM.ResolveUsing", rebase.HeadName);
+                        useMine.Header = App.Text("FileCM.ResolveUsing", rebase.StoppedAt.SHA.Substring(0, 10));
+                    }
+                    else if (_inProgressContext is CherryPickInProgress cherryPick)
+                    {
+                        useTheirs.Header = App.Text("FileCM.ResolveUsing", cherryPick.Head.SHA.Substring(0, 10));
+                        useMine.Header = App.Text("FileCM.ResolveUsing", _repo.CurrentBranch.Name);
+                    }
+                    else if (_inProgressContext is MergeInProgress merge)
+                    {
+                        useTheirs.Header = App.Text("FileCM.ResolveUsing", merge.SourceName);
+                        useMine.Header = App.Text("FileCM.ResolveUsing", _repo.CurrentBranch.Name);
+                    }
+
                     menu.Items.Add(useTheirs);
                     menu.Items.Add(useMine);
                     return menu;