fix: update search filter selected commit after Histories selected commit changed

src/ViewModels/Histories.cs

@@ -369,6 +369,18 @@ namespace SourceGit.ViewModels
             return menu;
         }
 
+        public void NotifyAutoSelectedCommitChanged()
+        {
+            if (DetailContext is CommitDetail detail)
+            {
+                _repo.HandleSelectedCommitChanged(detail.Commit);
+            }
+            else
+            {
+                _repo.HandleSelectedCommitChanged(null);
+            }
+        }
+
         private void FillCurrentBranchMenu(ContextMenu menu, Models.Branch current)
         {
             var submenu = new MenuItem();

src/ViewModels/Repository.cs

@@ -221,6 +221,12 @@ namespace SourceGit.ViewModels
             private set => SetProperty(ref _hasUnsolvedConflicts, value);
         }
 
+        public Models.Commit SearchResultSelectedCommit
+        {
+            get => _searchResultSelectedCommit;
+            set => SetProperty(ref _searchResultSelectedCommit, value);
+        }
+
         public void Open()
         {
             _watcher = new Models.Watcher(this);
@@ -1348,6 +1354,14 @@ namespace SourceGit.ViewModels
             return menu;
         }
 
+        public void HandleSelectedCommitChanged(Models.Commit commit)
+        {
+            if (SearchedCommits.Count > 0)
+            {
+                SearchResultSelectedCommit = commit;
+            }
+        }
+
         private string _fullpath = string.Empty;
         private string _gitDir = string.Empty;
         private Models.GitFlow _gitflow = new Models.GitFlow();
@@ -1377,5 +1391,6 @@ namespace SourceGit.ViewModels
 
         private InProgressContext _inProgressContext = null;
         private bool _hasUnsolvedConflicts = false;
+        private Models.Commit _searchResultSelectedCommit = null;
     }
 }

src/Views/Histories.axaml.cs

@@ -291,6 +291,7 @@ namespace SourceGit.Views
             if (DataContext is ViewModels.Histories histories)
             {
                 histories.Select(commitDataGrid.SelectedItems);
+                histories.NotifyAutoSelectedCommitChanged();
             }
             e.Handled = true;
         }

src/Views/Repository.axaml

@@ -403,6 +403,7 @@
         <DataGrid Grid.Row="1"
                   ItemsSource="{Binding SearchedCommits}"
                   SelectionMode="Single"
+                  SelectedItem="{Binding SearchResultSelectedCommit, Mode=OneWay}"
                   CanUserReorderColumns="False"
                   CanUserResizeColumns="False"
                   CanUserSortColumns="False"