refactor: OpenAI integration

* supports configure multiple services
* supports select service when generate commit message by OpenAI

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

src/Commands/GenerateCommitMessage.cs

@@ -20,8 +20,9 @@ namespace SourceGit.Commands
             }
         }
 
-        public GenerateCommitMessage(string repo, List<Models.Change> changes, CancellationToken cancelToken, Action<string> onProgress)
+        public GenerateCommitMessage(Models.OpenAIService service, string repo, List<Models.Change> changes, CancellationToken cancelToken, Action<string> onProgress)
         {
+            _service = service;
             _repo = repo;
             _changes = changes;
             _cancelToken = cancelToken;
@@ -75,7 +76,7 @@ namespace SourceGit.Commands
             var rs = new GetDiffContent(_repo, new Models.DiffOption(change, false)).ReadToEnd();
             var diff = rs.IsSuccess ? rs.StdOut : "unknown change";
 
-            var rsp = Models.OpenAI.Chat(Models.OpenAI.AnalyzeDiffPrompt, $"Here is the `git diff` output: {diff}", _cancelToken);
+            var rsp = _service.Chat(_service.AnalyzeDiffPrompt, $"Here is the `git diff` output: {diff}", _cancelToken);
             if (rsp != null && rsp.Choices.Count > 0)
                 return rsp.Choices[0].Message.Content;
 
@@ -84,13 +85,14 @@ namespace SourceGit.Commands
 
         private string GenerateSubject(string summary)
         {
-            var rsp = Models.OpenAI.Chat(Models.OpenAI.GenerateSubjectPrompt, $"Here are the summaries changes:\n{summary}", _cancelToken);
+            var rsp = _service.Chat(_service.GenerateSubjectPrompt, $"Here are the summaries changes:\n{summary}", _cancelToken);
             if (rsp != null && rsp.Choices.Count > 0)
                 return rsp.Choices[0].Message.Content;
 
             return string.Empty;
         }
 
+        private Models.OpenAIService _service;
         private string _repo;
         private List<Models.Change> _changes;
         private CancellationToken _cancelToken;

src/Models/OpenAI.cs

@@ -6,6 +6,8 @@ using System.Text.Json;
 using System.Text.Json.Serialization;
 using System.Threading;
 
+using CommunityToolkit.Mvvm.ComponentModel;
+
 namespace SourceGit.Models
 {
     public class OpenAIChatMessage
@@ -74,44 +76,78 @@ namespace SourceGit.Models
         }
     }
 
-    public static class OpenAI
+    public class OpenAIService : ObservableObject
     {
-        public static string Server
+        public string Name
         {
-            get;
-            set;
+            get => _name;
+            set => SetProperty(ref _name, value);
         }
 
-        public static string ApiKey
+        public string Server
         {
-            get;
-            set;
+            get => _server;
+            set => SetProperty(ref _server, value);
         }
 
-        public static string Model
+        public string ApiKey
         {
-            get;
-            set;
+            get => _apiKey;
+            set => SetProperty(ref _apiKey, value);
         }
 
-        public static string AnalyzeDiffPrompt
+        public string Model
         {
-            get;
-            set;
+            get => _model;
+            set => SetProperty(ref _model, value);
         }
 
-        public static string GenerateSubjectPrompt
+        public string AnalyzeDiffPrompt
         {
-            get;
-            set;
+            get => _analyzeDiffPrompt;
+            set => SetProperty(ref _analyzeDiffPrompt, value);
         }
 
-        public static bool IsValid
+        public string GenerateSubjectPrompt
         {
-            get => !string.IsNullOrEmpty(Server) && !string.IsNullOrEmpty(Model);
+            get => _generateSubjectPrompt;
+            set => SetProperty(ref _generateSubjectPrompt, value);
         }
 
-        public static OpenAIChatResponse Chat(string prompt, string question, CancellationToken cancellation)
+        public OpenAIService()
+        {
+            AnalyzeDiffPrompt = """
+                You are an expert developer specialist in creating commits.
+                Provide a super concise one sentence overall changes summary of the user `git diff` output following strictly the next rules:
+                - Do not use any code snippets, imports, file routes or bullets points.
+                - Do not mention the route of file that has been change.
+                - Write clear, concise, and descriptive messages that explain the MAIN GOAL made of the changes.
+                - Use the present tense and active voice in the message, for example, "Fix bug" instead of "Fixed bug.".
+                - Use the imperative mood, which gives the message a sense of command, e.g. "Add feature" instead of "Added feature".
+                - Avoid using general terms like "update" or "change", be specific about what was updated or changed.
+                - Avoid using terms like "The main goal of", just output directly the summary in plain text
+                """;
+
+            GenerateSubjectPrompt = """
+                You are an expert developer specialist in creating commits messages.
+                Your only goal is to retrieve a single commit message.
+                Based on the provided user changes, combine them in ONE SINGLE commit message retrieving the global idea, following strictly the next rules:
+                - Assign the commit {type} according to the next conditions:
+                    feat: Only when adding a new feature.
+                    fix: When fixing a bug.
+                    docs: When updating documentation.
+                    style: When changing elements styles or design and/or making changes to the code style (formatting, missing semicolons, etc.) without changing the code logic.
+                    test: When adding or updating tests.
+                    chore: When making changes to the build process or auxiliary tools and libraries.
+                    revert: When undoing a previous commit.
+                    refactor: When restructuring code without changing its external behavior, or is any of the other refactor types.
+                - Do not add any issues numeration, explain your output nor introduce your answer.
+                - Output directly only one commit message in plain text with the next format: {type}: {commit_message}.
+                - Be as concise as possible, keep the message under 50 characters.
+                """;
+        }
+
+        public OpenAIChatResponse Chat(string prompt, string question, CancellationToken cancellation)
         {
             var chat = new OpenAIChatRequest() { Model = Model };
             chat.AddMessage("system", prompt);
@@ -144,5 +180,12 @@ namespace SourceGit.Models
                 throw;
             }
         }
+
+        private string _name;
+        private string _server;
+        private string _apiKey;
+        private string _model;
+        private string _analyzeDiffPrompt;
+        private string _generateSubjectPrompt;
     }
 }

src/Resources/Locales/en_US.axaml

@@ -401,12 +401,12 @@
   <x:String x:Key="Text.Period.LastYear" xml:space="preserve">Last year</x:String>
   <x:String x:Key="Text.Period.YearsAgo" xml:space="preserve">{0} years ago</x:String>
   <x:String x:Key="Text.Preference" xml:space="preserve">Preference</x:String>
-  <x:String x:Key="Text.Preference.Advanced" xml:space="preserve">Advanced Options</x:String>
   <x:String x:Key="Text.Preference.AI" xml:space="preserve">OPEN AI</x:String>
   <x:String x:Key="Text.Preference.AI.AnalyzeDiffPrompt" xml:space="preserve">Analyze Diff Prompt</x:String>
   <x:String x:Key="Text.Preference.AI.ApiKey" xml:space="preserve">API Key</x:String>
   <x:String x:Key="Text.Preference.AI.GenerateSubjectPrompt" xml:space="preserve">Generate Subject Prompt</x:String>
   <x:String x:Key="Text.Preference.AI.Model" xml:space="preserve">Model</x:String>
+  <x:String x:Key="Text.Preference.AI.Name" xml:space="preserve">Name</x:String>
   <x:String x:Key="Text.Preference.AI.Server" xml:space="preserve">Server</x:String>
   <x:String x:Key="Text.Preference.Appearance" xml:space="preserve">APPEARANCE</x:String>
   <x:String x:Key="Text.Preference.Appearance.DefaultFont" xml:space="preserve">Default Font</x:String>

src/Resources/Locales/ru_RU.axaml

@@ -405,7 +405,6 @@
   <x:String x:Key="Text.Period.LastYear" xml:space="preserve">В пролому году</x:String>
   <x:String x:Key="Text.Period.YearsAgo" xml:space="preserve">{0} лет назад</x:String>
   <x:String x:Key="Text.Preference" xml:space="preserve">Параметры</x:String>
-  <x:String x:Key="Text.Preference.Advanced" xml:space="preserve">Расширенные опции</x:String>
   <x:String x:Key="Text.Preference.AI" xml:space="preserve">ОТКРЫТЬ ИИ</x:String>
   <x:String x:Key="Text.Preference.AI.ApiKey" xml:space="preserve">Ключ API</x:String>
   <x:String x:Key="Text.Preference.AI.AnalyzeDiffPrompt" xml:space="preserve">Запрос на анализ различий</x:String>

src/Resources/Locales/zh_CN.axaml

@@ -404,7 +404,13 @@
   <x:String x:Key="Text.Period.LastYear" xml:space="preserve">一年前</x:String>
   <x:String x:Key="Text.Period.YearsAgo" xml:space="preserve">{0}年前</x:String>
   <x:String x:Key="Text.Preference" xml:space="preserve">偏好设置</x:String>
-  <x:String x:Key="Text.Preference.Advanced" xml:space="preserve">高级设置</x:String>
+  <x:String x:Key="Text.Preference.AI" xml:space="preserve">OPEN AI</x:String>
+  <x:String x:Key="Text.Preference.AI.AnalyzeDiffPrompt" xml:space="preserve">Analyze Diff Prompt</x:String>
+  <x:String x:Key="Text.Preference.AI.ApiKey" xml:space="preserve">API密钥</x:String>
+  <x:String x:Key="Text.Preference.AI.GenerateSubjectPrompt" xml:space="preserve">Generate Subject Prompt</x:String>
+  <x:String x:Key="Text.Preference.AI.Model" xml:space="preserve">模型</x:String>
+  <x:String x:Key="Text.Preference.AI.Name" xml:space="preserve">配置名称</x:String>
+  <x:String x:Key="Text.Preference.AI.Server" xml:space="preserve">服务地址</x:String>
   <x:String x:Key="Text.Preference.Appearance" xml:space="preserve">外观配置</x:String>
   <x:String x:Key="Text.Preference.Appearance.DefaultFont" xml:space="preserve">缺省字体</x:String>
   <x:String x:Key="Text.Preference.Appearance.DefaultFontSize" xml:space="preserve">默认字体大小</x:String>

src/Resources/Locales/zh_TW.axaml

@@ -403,12 +403,12 @@
   <x:String x:Key="Text.Period.MonthsAgo" xml:space="preserve">{0} 個月前</x:String>
   <x:String x:Key="Text.Period.LastYear" xml:space="preserve">一年前</x:String>
   <x:String x:Key="Text.Period.YearsAgo" xml:space="preserve">{0} 年前</x:String>
-  <x:String x:Key="Text.Preference" xml:space="preserve">偏好設定</x:String>
   <x:String x:Key="Text.Preference.Advanced" xml:space="preserve">進階設定</x:String>
   <x:String x:Key="Text.Preference.AI" xml:space="preserve">OpenAI</x:String>
   <x:String x:Key="Text.Preference.AI.Server" xml:space="preserve">伺服器</x:String>
   <x:String x:Key="Text.Preference.AI.ApiKey" xml:space="preserve">API 金鑰</x:String>
   <x:String x:Key="Text.Preference.AI.Model" xml:space="preserve">模型</x:String>
+  <x:String x:Key="Text.Preference.AI.Name" xml:space="preserve">名稱</x:String>
   <x:String x:Key="Text.Preference.AI.AnalyzeDiffPrompt" xml:space="preserve">分析變更差異提示詞</x:String>
   <x:String x:Key="Text.Preference.AI.GenerateSubjectPrompt" xml:space="preserve">產生提交訊息提示詞</x:String>
   <x:String x:Key="Text.Preference.Appearance" xml:space="preserve">外觀設定</x:String>

src/ViewModels/Preference.cs

@@ -3,7 +3,7 @@ using System.Collections.Generic;
 using System.IO;
 using System.Text.Json;
 using System.Text.Json.Serialization;
-
+using Avalonia.Collections;
 using CommunityToolkit.Mvvm.ComponentModel;
 
 namespace SourceGit.ViewModels
@@ -25,7 +25,6 @@ namespace SourceGit.ViewModels
                 _instance.PrepareGit();
                 _instance.PrepareShellOrTerminal();
                 _instance.PrepareWorkspaces();
-                _instance.PrepareOpenAIPrompt();
 
                 return _instance;
             }
@@ -277,71 +276,6 @@ namespace SourceGit.ViewModels
             set => SetProperty(ref _externalMergeToolPath, value);
         }
 
-        public string OpenAIServer
-        {
-            get => Models.OpenAI.Server;
-            set
-            {
-                if (value != Models.OpenAI.Server)
-                {
-                    Models.OpenAI.Server = value;
-                    OnPropertyChanged();
-                }
-            }
-        }
-
-        public string OpenAIApiKey
-        {
-            get => Models.OpenAI.ApiKey;
-            set
-            {
-                if (value != Models.OpenAI.ApiKey)
-                {
-                    Models.OpenAI.ApiKey = value;
-                    OnPropertyChanged();
-                }
-            }
-        }
-
-        public string OpenAIModel
-        {
-            get => Models.OpenAI.Model;
-            set
-            {
-                if (value != Models.OpenAI.Model)
-                {
-                    Models.OpenAI.Model = value;
-                    OnPropertyChanged();
-                }
-            }
-        }
-
-        public string OpenAIAnalyzeDiffPrompt
-        {
-            get => Models.OpenAI.AnalyzeDiffPrompt;
-            set
-            {
-                if (value != Models.OpenAI.AnalyzeDiffPrompt)
-                {
-                    Models.OpenAI.AnalyzeDiffPrompt = value;
-                    OnPropertyChanged();
-                }
-            }
-        }
-
-        public string OpenAIGenerateSubjectPrompt
-        {
-            get => Models.OpenAI.GenerateSubjectPrompt;
-            set
-            {
-                if (value != Models.OpenAI.GenerateSubjectPrompt)
-                {
-                    Models.OpenAI.GenerateSubjectPrompt = value;
-                    OnPropertyChanged();
-                }
-            }
-        }
-
         public uint StatisticsSampleColor
         {
             get => _statisticsSampleColor;
@@ -360,6 +294,12 @@ namespace SourceGit.ViewModels
             set;
         } = [];
 
+        public AvaloniaList<Models.OpenAIService> OpenAIServices
+        {
+            get;
+            set;
+        } = [];
+
         public double LastCheckUpdateTime
         {
             get => _lastCheckUpdateTime;
@@ -554,45 +494,6 @@ namespace SourceGit.ViewModels
             }
         }
 
-        private void PrepareOpenAIPrompt()
-        {
-            if (string.IsNullOrEmpty(Models.OpenAI.AnalyzeDiffPrompt))
-            {
-                Models.OpenAI.AnalyzeDiffPrompt = """
-                    You are an expert developer specialist in creating commits.
-                    Provide a super concise one sentence overall changes summary of the user `git diff` output following strictly the next rules:
-                    - Do not use any code snippets, imports, file routes or bullets points.
-                    - Do not mention the route of file that has been change.
-                    - Write clear, concise, and descriptive messages that explain the MAIN GOAL made of the changes.
-                    - Use the present tense and active voice in the message, for example, "Fix bug" instead of "Fixed bug.".
-                    - Use the imperative mood, which gives the message a sense of command, e.g. "Add feature" instead of "Added feature".
-                    - Avoid using general terms like "update" or "change", be specific about what was updated or changed.
-                    - Avoid using terms like "The main goal of", just output directly the summary in plain text
-                    """;
-            }
-
-            if (string.IsNullOrEmpty(Models.OpenAI.GenerateSubjectPrompt))
-            {
-                Models.OpenAI.GenerateSubjectPrompt = """
-                    You are an expert developer specialist in creating commits messages.
-                    Your only goal is to retrieve a single commit message.
-                    Based on the provided user changes, combine them in ONE SINGLE commit message retrieving the global idea, following strictly the next rules:
-                    - Assign the commit {type} according to the next conditions:
-                        feat: Only when adding a new feature.
-                        fix: When fixing a bug.
-                        docs: When updating documentation.
-                        style: When changing elements styles or design and/or making changes to the code style (formatting, missing semicolons, etc.) without changing the code logic.
-                        test: When adding or updating tests.
-                        chore: When making changes to the build process or auxiliary tools and libraries.
-                        revert: When undoing a previous commit.
-                        refactor: When restructuring code without changing its external behavior, or is any of the other refactor types.
-                    - Do not add any issues numeration, explain your output nor introduce your answer.
-                    - Output directly only one commit message in plain text with the next format: {type}: {commit_message}.
-                    - Be as concise as possible, keep the message under 50 characters.
-                    """;
-            }
-        }
-
         private RepositoryNode FindNodeRecursive(string id, List<RepositoryNode> collection)
         {
             foreach (var node in collection)

src/ViewModels/WorkingCopy.cs

@@ -403,25 +403,6 @@ namespace SourceGit.ViewModels
             }
         }
 
-        public void GenerateCommitMessageByAI()
-        {
-            if (!Models.OpenAI.IsValid)
-            {
-                App.RaiseException(_repo.FullPath, "Bad configuration for OpenAI");
-                return;
-            }
-
-            if (_staged is { Count: > 0 })
-            {
-                var dialog = new Views.AIAssistant(_repo.FullPath, _staged, generated => CommitMessage = generated);
-                App.OpenDialog(dialog);
-            }
-            else
-            {
-                App.RaiseException(_repo.FullPath, "No files added to commit!");
-            }
-        }
-
         public void Commit()
         {
             DoCommit(false, false, false);
@@ -1211,6 +1192,51 @@ namespace SourceGit.ViewModels
             return menu;
         }
 
+        public ContextMenu CreateContextForOpenAI()
+        {
+            if (_staged == null || _staged.Count == 0)
+            {
+                App.RaiseException(_repo.FullPath, "No files added to commit!");
+                return null;
+            }
+
+            var services = Preference.Instance.OpenAIServices;
+            if (services.Count == 0)
+            {
+                App.RaiseException(_repo.FullPath, "Bad configuration for OpenAI");
+                return null;
+            }
+
+            if (services.Count == 1)
+            {
+                var dialog = new Views.AIAssistant(services[0], _repo.FullPath, _staged, generated => CommitMessage = generated);
+                App.OpenDialog(dialog);
+                return null;
+            }
+            else
+            {
+                var menu = new ContextMenu() { Placement = PlacementMode.TopEdgeAlignedLeft };
+
+                foreach (var service in services)
+                {
+                    var dup = service;
+
+                    var item = new MenuItem();
+                    item.Header = service.Name;
+                    item.Click += (_, e) =>
+                    {
+                        var dialog = new Views.AIAssistant(dup, _repo.FullPath, _staged, generated => CommitMessage = generated);
+                        App.OpenDialog(dialog);
+                        e.Handled = true;
+                    };
+
+                    menu.Items.Add(item);
+                }
+
+                return menu;
+            }
+        }
+
         private List<Models.Change> GetStagedChanges()
         {
             if (_useAmend)

src/Views/AIAssistant.axaml.cs

@@ -17,12 +17,14 @@ namespace SourceGit.Views
             InitializeComponent();
         }
 
-        public AIAssistant(string repo, List<Models.Change> changes, Action<string> onDone)
+        public AIAssistant(Models.OpenAIService service, string repo, List<Models.Change> changes, Action<string> onDone)
         {
+            _service = service;
             _repo = repo;
             _changes = changes;
             _onDone = onDone;
             _cancel = new CancellationTokenSource();
+
             InitializeComponent();
         }
 
@@ -35,7 +37,7 @@ namespace SourceGit.Views
 
             Task.Run(() =>
             {
-                var message = new Commands.GenerateCommitMessage(_repo, _changes, _cancel.Token, SetDescription).Result();
+                var message = new Commands.GenerateCommitMessage(_service, _repo, _changes, _cancel.Token, SetDescription).Result();
                 if (_cancel.IsCancellationRequested)
                     return;
 
@@ -63,6 +65,7 @@ namespace SourceGit.Views
             Dispatcher.UIThread.Invoke(() => ProgressMessage.Text = message);
         }
 
+        private Models.OpenAIService _service;
         private string _repo;
         private List<Models.Change> _changes;
         private Action<string> _onDone;

src/Views/Preference.axaml

@@ -412,7 +412,7 @@
               <TextBlock Classes="bold" Margin="4,0,0,0" Text="{DynamicResource Text.Preference.DiffMerge}"/>
             </StackPanel>
             <Rectangle Margin="0,8" Fill="{DynamicResource Brush.Border2}" Height=".6" HorizontalAlignment="Stretch"/>
-            <Grid Margin="8,0,0,0" RowDefinitions="32,Auto">
+            <Grid Margin="8,0,0,8" RowDefinitions="32,Auto">
               <Grid.ColumnDefinitions>
                 <ColumnDefinition Width="Auto" SharedSizeGroup="IntegrationLabel"/>
                 <ColumnDefinition Width="*"/>
@@ -459,82 +459,117 @@
                 </TextBox.InnerRightContent>
               </TextBox>
             </Grid>
-
-            <StackPanel Orientation="Horizontal" Margin="0,24,0,0">
-              <Path Width="12" Height="12" Data="{StaticResource Icons.AIAssist}"/>
-              <TextBlock Classes="bold" Margin="4,0,0,0" Text="{DynamicResource Text.Preference.AI}"/>
-            </StackPanel>
-            <Rectangle Margin="0,8" Fill="{DynamicResource Brush.Border2}" Height=".6" HorizontalAlignment="Stretch"/>
-            <Grid Margin="8,0,0,0" RowDefinitions="32,32,32,32,Auto,Auto">
-              <Grid.ColumnDefinitions>
-                <ColumnDefinition Width="Auto" SharedSizeGroup="IntegrationLabel"/>
-                <ColumnDefinition Width="*"/>
-              </Grid.ColumnDefinitions>
-
-              <TextBlock Grid.Row="0" Grid.Column="0"
-                         Text="{DynamicResource Text.Preference.AI.Server}"
-                         HorizontalAlignment="Right"
-                         Margin="0,0,16,0"/>
-              <TextBox Grid.Row="0" Grid.Column="1"
-                       Height="28"
-                       CornerRadius="3"
-                       Text="{Binding OpenAIServer, Mode=TwoWay}"/>
-
-              <TextBlock Grid.Row="1" Grid.Column="0"
-                         Text="{DynamicResource Text.Preference.AI.Model}"
-                         HorizontalAlignment="Right"
-                         Margin="0,0,16,0"/>
-              <TextBox Grid.Row="1" Grid.Column="1"
-                       Height="28"
-                       CornerRadius="3"
-                       Text="{Binding OpenAIModel, Mode=TwoWay}"/>
-
-              <TextBlock Grid.Row="2" Grid.Column="0"
-                         Text="{DynamicResource Text.Preference.AI.ApiKey}"
-                         HorizontalAlignment="Right"
-                         Margin="0,0,16,0"/>
-              <TextBox Grid.Row="2" Grid.Column="1"
-                       Height="28"
-                       CornerRadius="3"
-                       PasswordChar="*"
-                       Text="{Binding OpenAIApiKey, Mode=TwoWay}"/>
-
-              <ToggleButton Grid.Row="3" Grid.Column="1" Classes="group_expander" x:Name="OpenAIAdvancedOptions" HorizontalAlignment="Right">
-                <TextBlock Margin="0" Text="{DynamicResource Text.Preference.Advanced}"/>
-              </ToggleButton>
-
-              <TextBlock Grid.Row="4" Grid.Column="0"
-                         Text="{DynamicResource Text.Preference.AI.AnalyzeDiffPrompt}"
-                         HorizontalAlignment="Right"
-                         Margin="0,0,16,0"
-                         IsVisible="{Binding #OpenAIAdvancedOptions.IsChecked}"/>
-              <TextBox Grid.Row="4" Grid.Column="1"
-                       Height="120"
-                       Margin="0,2"
-                       CornerRadius="3"
-                       VerticalContentAlignment="Top"
-                       Text="{Binding OpenAIAnalyzeDiffPrompt, Mode=TwoWay}"
-                       AcceptsReturn="true"
-                       TextWrapping="Wrap"
-                       IsVisible="{Binding #OpenAIAdvancedOptions.IsChecked}"/>
-
-              <TextBlock Grid.Row="5" Grid.Column="0"
-                         Text="{DynamicResource Text.Preference.AI.GenerateSubjectPrompt}"
-                         HorizontalAlignment="Right"
-                         Margin="0,0,16,0"
-                         IsVisible="{Binding #OpenAIAdvancedOptions.IsChecked}"/>
-              <TextBox Grid.Row="5" Grid.Column="1"
-                       Height="120"
-                       Margin="0,2"
-                       CornerRadius="3"
-                       VerticalContentAlignment="Top"
-                       Text="{Binding OpenAIGenerateSubjectPrompt, Mode=TwoWay}"
-                       AcceptsReturn="true"
-                       TextWrapping="Wrap"
-                       IsVisible="{Binding #OpenAIAdvancedOptions.IsChecked}"/>
-            </Grid>
           </StackPanel>
         </TabItem>
+
+        <TabItem>
+          <TabItem.Header>
+            <TextBlock Classes="tab_header" Text="{DynamicResource Text.Preference.AI}"/>
+          </TabItem.Header>
+
+          <Grid ColumnDefinitions="200,*" Margin="0,8,0,16" MinHeight="400">
+            <Border Grid.Column="0"
+                    BorderThickness="1" BorderBrush="{DynamicResource Brush.Border2}"
+                    Background="{DynamicResource Brush.Contents}">
+              <Grid RowDefinitions="*,1,Auto">
+                <ListBox Grid.Row="0"
+                         Background="Transparent"
+                         ItemsSource="{Binding OpenAIServices}"
+                         SelectedItem="{Binding #ThisControl.SelectedOpenAIService, Mode=TwoWay}"
+                         SelectionMode="Single">
+                  <ListBox.Styles>
+                    <Style Selector="ListBoxItem">
+                      <Setter Property="MinHeight" Value="0"/>
+                      <Setter Property="Height" Value="26"/>
+                      <Setter Property="Padding" Value="4,2"/>
+                    </Style>
+                  </ListBox.Styles>
+
+                  <ListBox.ItemsPanel>
+                    <ItemsPanelTemplate>
+                      <StackPanel Orientation="Vertical"/>
+                    </ItemsPanelTemplate>
+                  </ListBox.ItemsPanel>
+
+                  <ListBox.ItemTemplate>
+                    <DataTemplate DataType="m:OpenAIService">
+                      <Grid ColumnDefinitions="Auto,*">
+                        <Path Grid.Column="0" Width="14" Height="14" Data="{StaticResource Icons.AIAssist}"/>
+                        <TextBlock Grid.Column="1" Text="{Binding Name}" Margin="8,0" TextTrimming="CharacterEllipsis"/>
+                      </Grid>
+                    </DataTemplate>
+                  </ListBox.ItemTemplate>
+                </ListBox>
+
+                <Rectangle Grid.Row="1" Height="1" Fill="{DynamicResource Brush.Border2}" HorizontalAlignment="Stretch" VerticalAlignment="Bottom"/>
+
+                <StackPanel Grid.Row="2" Orientation="Horizontal" Background="{DynamicResource Brush.ToolBar}">
+                  <Button Classes="icon_button" Click="OnAddOpenAIService">
+                    <Path Width="14" Height="14" Data="{StaticResource Icons.Plus}"/>
+                  </Button>
+
+                  <Rectangle Width="1" Fill="{DynamicResource Brush.Border2}" HorizontalAlignment="Left" VerticalAlignment="Stretch"/>
+
+                  <Button Classes="icon_button" Click="OnRemoveSelectedOpenAIService">
+                    <Path Width="14" Height="14" Data="{StaticResource Icons.Window.Minimize}"/>
+                  </Button>
+
+                  <Rectangle Width="1" Fill="{DynamicResource Brush.Border2}" HorizontalAlignment="Left" VerticalAlignment="Stretch"/>
+                </StackPanel>
+              </Grid>
+            </Border>
+
+            <ContentControl Grid.Column="1" Margin="16,0,0,0">
+              <ContentControl.Content>
+                <Binding Path="#ThisControl.SelectedOpenAIService">
+                  <Binding.TargetNullValue>
+                    <Path Width="64" Height="64"
+                          HorizontalAlignment="Center"
+                          VerticalAlignment="Center"
+                          Fill="{DynamicResource Brush.FG2}"
+                          Data="{StaticResource Icons.Empty}"/>
+                  </Binding.TargetNullValue>
+                </Binding>
+              </ContentControl.Content>
+
+              <ContentControl.DataTemplates>
+                <DataTemplate DataType="m:OpenAIService">
+                  <StackPanel Orientation="Vertical" MaxWidth="680">
+                    <TextBlock Text="{DynamicResource Text.Preference.AI.Name}"/>
+                    <TextBox Margin="0,4,0,0" CornerRadius="3" Height="28" Text="{Binding Name, Mode=TwoWay}"/>
+
+                    <TextBlock Margin="0,12,0,0" Text="{DynamicResource Text.Preference.AI.Server}"/>
+                    <TextBox Margin="0,4,0,0" CornerRadius="3" Height="28" Text="{Binding Server, Mode=TwoWay}"/>
+
+                    <TextBlock Margin="0,12,0,0" Text="{DynamicResource Text.Preference.AI.Model}"/>
+                    <TextBox Margin="0,4,0,0" CornerRadius="3" Height="28" Text="{Binding Model, Mode=TwoWay}"/>
+
+                    <TextBlock Margin="0,12,0,0" Text="{DynamicResource Text.Preference.AI.ApiKey}"/>
+                    <TextBox Margin="0,4,0,0" CornerRadius="3" Height="28" Text="{Binding ApiKey, Mode=TwoWay}" PasswordChar="*"/>
+                    
+                    <TextBlock Margin="0,12,0,0" Text="{DynamicResource Text.Preference.AI.AnalyzeDiffPrompt}"/>                    
+                    <TextBox Height="120"
+                             Margin="0,4,0,0"
+                             CornerRadius="3"
+                             VerticalContentAlignment="Top"
+                             Text="{Binding AnalyzeDiffPrompt, Mode=TwoWay}"
+                             AcceptsReturn="true"
+                             TextWrapping="Wrap"/>
+
+                    <TextBlock Margin="0,12,0,0" Text="{DynamicResource Text.Preference.AI.GenerateSubjectPrompt}"/>
+                    <TextBox Height="120"
+                             Margin="0,4,0,0"
+                             CornerRadius="3"
+                             VerticalContentAlignment="Top"
+                             Text="{Binding GenerateSubjectPrompt, Mode=TwoWay}"
+                             AcceptsReturn="true"
+                             TextWrapping="Wrap"/>
+                  </StackPanel>
+                </DataTemplate>
+              </ContentControl.DataTemplates>
+            </ContentControl>
+          </Grid>
+        </TabItem>
       </TabControl>
     </Border>
   </Grid>

src/Views/Preference.axaml.cs

@@ -74,6 +74,15 @@ namespace SourceGit.Views
             set;
         }
 
+        public static readonly StyledProperty<Models.OpenAIService> SelectedOpenAIServiceProperty =
+            AvaloniaProperty.Register<Preference, Models.OpenAIService>(nameof(SelectedOpenAIService));
+
+        public Models.OpenAIService SelectedOpenAIService
+        {
+            get => GetValue(SelectedOpenAIServiceProperty);
+            set => SetValue(SelectedOpenAIServiceProperty, value);
+        }
+
         public Preference()
         {
             var pref = ViewModels.Preference.Instance;
@@ -312,5 +321,24 @@ namespace SourceGit.Views
 
             e.Handled = true;
         }
+
+        private void OnAddOpenAIService(object sender, RoutedEventArgs e)
+        {
+            var service = new Models.OpenAIService() { Name = "Unnamed Service" };
+            ViewModels.Preference.Instance.OpenAIServices.Add(service);
+            SelectedOpenAIService = service;
+
+            e.Handled = true;
+        }
+
+        private void OnRemoveSelectedOpenAIService(object sender, RoutedEventArgs e)
+        {
+            if (SelectedOpenAIService == null)
+                return;
+
+            ViewModels.Preference.Instance.OpenAIServices.Remove(SelectedOpenAIService);
+            SelectedOpenAIService = null;
+            e.Handled = true;
+        }
     }
 }

src/Views/WorkingCopy.axaml

@@ -199,7 +199,7 @@
         <Button Grid.Column="1"
                 Classes="icon_button"
                 Margin="4,2,0,0"
-                Command="{Binding GenerateCommitMessageByAI}"
+                Click="OnOpenOpenAIHelper"
                 ToolTip.Tip="{DynamicResource Text.AIAssistant.Tip}"
                 ToolTip.Placement="Top"
                 ToolTip.VerticalOffset="0">

src/Views/WorkingCopy.axaml.cs

@@ -120,6 +120,17 @@ namespace SourceGit.Views
             e.Handled = true;
         }
 
+        private void OnOpenOpenAIHelper(object sender, RoutedEventArgs e)
+        {
+            if (DataContext is ViewModels.WorkingCopy vm)
+            {
+                var menu = vm.CreateContextForOpenAI();
+                (sender as Button)?.OpenContextMenu(menu);
+            }
+
+            e.Handled = true;
+        }
+
         private void OnOpenConventionalCommitHelper(object _, RoutedEventArgs e)
         {
             if (DataContext is ViewModels.WorkingCopy vm)