refactor: rewrite searching commit by file path

Signed-off-by: leo <longshuang@msn.cn>

Author: love-linger

src/ViewModels/Repository.cs

@@ -271,14 +271,13 @@ public bool IsSearching
                 {
                     SearchedCommits = new List<Models.Commit>();
                     SearchCommitFilter = string.Empty;
-                    SearchCommitFilterSuggestion.Clear();
-                    IsSearchCommitSuggestionOpen = false;
-                    _revisionFiles.Clear();
+                    MatchedFilesForSearching = null;
+                    _worktreeFiles = null;
 
                     if (value)
                     {
                         SelectedViewIndex = 0;
-                        UpdateCurrentRevisionFilesForSearchSuggestion();
+                        CalcWorktreeFilesForSearching();
                     }
                 }
             }
@@ -307,7 +306,7 @@ public int SearchCommitFilterType
             {
                 if (SetProperty(ref _searchCommitFilterType, value))
                 {
-                    UpdateCurrentRevisionFilesForSearchSuggestion();
+                    CalcWorktreeFilesForSearching();
 
                     if (!string.IsNullOrEmpty(_searchCommitFilter))
                         StartSearchCommits();
@@ -320,47 +319,22 @@ public string SearchCommitFilter
             get => _searchCommitFilter;
             set
             {
-                if (SetProperty(ref _searchCommitFilter, value) &&
-                    _searchCommitFilterType == 4 &&
-                    !string.IsNullOrEmpty(value) &&
-                    value.Length >= 2 &&
-                    _revisionFiles.Count > 0)
+                if (SetProperty(ref _searchCommitFilter, value))
                 {
-                    var suggestion = new List<string>();
-                    foreach (var file in _revisionFiles)
-                    {
-                        if (file.Contains(value, StringComparison.OrdinalIgnoreCase) && file.Length != value.Length)
-                        {
-                            suggestion.Add(file);
-                            if (suggestion.Count > 100)
-                                break;
-                        }
-                    }
-
-                    SearchCommitFilterSuggestion.Clear();
-                    SearchCommitFilterSuggestion.AddRange(suggestion);
-                    IsSearchCommitSuggestionOpen = SearchCommitFilterSuggestion.Count > 0;
-                }
-                else if (SearchCommitFilterSuggestion.Count > 0)
-                {
-                    SearchCommitFilterSuggestion.Clear();
-                    IsSearchCommitSuggestionOpen = false;
+                    if (_searchCommitFilterType == 4 && value is { Length: > 2 })
+                        CalcMatchedFilesForSearching();
+                    else if (_matchedFilesForSearching is { })
+                        MatchedFilesForSearching = null;
                 }
             }
         }
 
-        public bool IsSearchCommitSuggestionOpen
+        public List<string> MatchedFilesForSearching
         {
-            get => _isSearchCommitSuggestionOpen;
-            set => SetProperty(ref _isSearchCommitSuggestionOpen, value);
+            get => _matchedFilesForSearching;
+            private set => SetProperty(ref _matchedFilesForSearching, value);
         }
 
-        public AvaloniaList<string> SearchCommitFilterSuggestion
-        {
-            get;
-            private set;
-        } = new AvaloniaList<string>();
-
         public List<Models.Commit> SearchedCommits
         {
             get => _searchedCommits;
@@ -551,8 +525,8 @@ public void Close()
             _visibleSubmodules.Clear();
             _searchedCommits.Clear();
 
-            _revisionFiles.Clear();
-            SearchCommitFilterSuggestion.Clear();
+            _worktreeFiles = null;
+            _matchedFilesForSearching = null;
         }
 
         public bool CanCreatePopup()
@@ -723,15 +697,19 @@ public void ClearSearchCommitFilter()
             SearchCommitFilter = string.Empty;
         }
 
+        public void ClearMatchedFilesForSearching()
+        {
+            MatchedFilesForSearching = null;
+        }
+
         public void StartSearchCommits()
         {
             if (_histories == null)
                 return;
 
             IsSearchLoadingVisible = true;
             SearchResultSelectedCommit = null;
-            IsSearchCommitSuggestionOpen = false;
-            SearchCommitFilterSuggestion.Clear();
+            MatchedFilesForSearching = null;
 
             Task.Run(() =>
             {
@@ -2391,9 +2369,9 @@ private void TryToAddCustomActionsToBranchContextMenu(ContextMenu menu, Models.B
             menu.Items.Add(new MenuItem() { Header = "-" });
         }
 
-        private void UpdateCurrentRevisionFilesForSearchSuggestion()
+        private void CalcWorktreeFilesForSearching()
         {
-            _revisionFiles.Clear();
+            _worktreeFiles = null;
 
             if (_searchCommitFilterType == 4)
             {
@@ -2405,30 +2383,36 @@ private void UpdateCurrentRevisionFilesForSearchSuggestion()
                         if (_searchCommitFilterType != 4)
                             return;
 
-                        _revisionFiles.AddRange(files);
+                        _worktreeFiles = new List<string>();
+                        foreach (var f in files)
+                            _worktreeFiles.Add(f);
 
-                        if (!string.IsNullOrEmpty(_searchCommitFilter) && _searchCommitFilter.Length > 2 && _revisionFiles.Count > 0)
-                        {
-                            var suggestion = new List<string>();
-                            foreach (var file in _revisionFiles)
-                            {
-                                if (file.Contains(_searchCommitFilter, StringComparison.OrdinalIgnoreCase) && file.Length != _searchCommitFilter.Length)
-                                {
-                                    suggestion.Add(file);
-                                    if (suggestion.Count > 100)
-                                        break;
-                                }
-                            }
-
-                            SearchCommitFilterSuggestion.Clear();
-                            SearchCommitFilterSuggestion.AddRange(suggestion);
-                            IsSearchCommitSuggestionOpen = SearchCommitFilterSuggestion.Count > 0;
-                        }
+                        if (_searchCommitFilter is { Length: > 2 })
+                            CalcMatchedFilesForSearching();
                     });
                 });
             }
         }
 
+        private void CalcMatchedFilesForSearching()
+        {
+            if (_worktreeFiles == null || _worktreeFiles.Count == 0)
+                return;
+
+            var matched = new List<string>();
+            foreach (var file in _worktreeFiles)
+            {
+                if (file.Contains(_searchCommitFilter, StringComparison.OrdinalIgnoreCase) && file.Length != _searchCommitFilter.Length)
+                {
+                    matched.Add(file);
+                    if (matched.Count > 100)
+                        break;
+                }
+            }
+
+            MatchedFilesForSearching = matched;
+        }
+
         private void AutoFetchImpl(object sender)
         {
             if (!_settings.EnableAutoFetch || _isAutoFetching)
@@ -2475,13 +2459,13 @@ private void AutoFetchImpl(object sender)
 
         private bool _isSearching = false;
         private bool _isSearchLoadingVisible = false;
-        private bool _isSearchCommitSuggestionOpen = false;
         private int _searchCommitFilterType = 3;
         private bool _onlySearchCommitsInCurrentBranch = false;
         private string _searchCommitFilter = string.Empty;
         private List<Models.Commit> _searchedCommits = new List<Models.Commit>();
         private Models.Commit _searchResultSelectedCommit = null;
-        private List<string> _revisionFiles = new List<string>();
+        private List<string> _worktreeFiles = null;
+        private List<string> _matchedFilesForSearching = null;
 
         private string _filter = string.Empty;
         private object _lockRemotes = new object();

src/Views/Repository.axaml

@@ -424,7 +424,7 @@
                  HorizontalOffset="-8" VerticalAlignment="-8">
             <Popup.IsOpen>
               <MultiBinding Converter="{x:Static BoolConverters.And}">
-                <Binding Path="IsSearchCommitSuggestionOpen"/>
+                <Binding Path="MatchedFilesForSearching" Converter="{x:Static c:ListConverters.IsNotNullOrEmpty}"/>
                 <Binding Path="$parent[Window].IsActive"/>
               </MultiBinding>
             </Popup.IsOpen>
@@ -434,7 +434,7 @@
                 <ListBox x:Name="SearchSuggestionBox"
                          Background="Transparent"
                          SelectionMode="Single"
-                         ItemsSource="{Binding SearchCommitFilterSuggestion}"
+                         ItemsSource="{Binding MatchedFilesForSearching}"
                          MaxHeight="400"
                          Focusable="True"
                          KeyDown="OnSearchSuggestionBoxKeyDown">

src/Views/Repository.axaml.cs

@@ -134,7 +134,7 @@ private void OnSearchKeyDown(object _, KeyEventArgs e)
             }
             else if (e.Key == Key.Down)
             {
-                if (repo.IsSearchCommitSuggestionOpen)
+                if (repo.MatchedFilesForSearching is { Count: > 0 })
                 {
                     SearchSuggestionBox.Focus(NavigationMethod.Tab);
                     SearchSuggestionBox.SelectedIndex = 0;
@@ -144,12 +144,7 @@ private void OnSearchKeyDown(object _, KeyEventArgs e)
             }
             else if (e.Key == Key.Escape)
             {
-                if (repo.IsSearchCommitSuggestionOpen)
-                {
-                    repo.SearchCommitFilterSuggestion.Clear();
-                    repo.IsSearchCommitSuggestionOpen = false;
-                }
-
+                repo.ClearMatchedFilesForSearching();
                 e.Handled = true;
             }
         }
@@ -369,9 +364,7 @@ private void OnSearchSuggestionBoxKeyDown(object _, KeyEventArgs e)
 
             if (e.Key == Key.Escape)
             {
-                repo.IsSearchCommitSuggestionOpen = false;
-                repo.SearchCommitFilterSuggestion.Clear();
-
+                repo.ClearMatchedFilesForSearching();
                 e.Handled = true;
             }
             else if (e.Key == Key.Enter && SearchSuggestionBox.SelectedItem is string content)