Remove usage of the Ioc.Default

Author: wieslawsoltes

Directory.Build.props

@@ -1,7 +1,7 @@
 <Project>
   <PropertyGroup>
     <VersionPrefix>1.0.0</VersionPrefix>
-    <VersionSuffix>preview.22</VersionSuffix>
+    <VersionSuffix>preview.23</VersionSuffix>
     <Authors>Wiesław Šoltés</Authors>
     <Company>Wiesław Šoltés</Company>
     <Copyright>Copyright © Wiesław Šoltés 2024</Copyright>

README.md

@@ -54,7 +54,6 @@ You can import [OpenAI ChatGPT web version](https://chat.openai.com/chat) chats
 - [Markdown.Avalonia](https://github.com/whistyun/Markdown.Avalonia)
 - [Avalonia.HtmlRenderer](https://github.com/AvaloniaUI/Avalonia.HtmlRenderer)
 - [CommunityToolkit.Mvvm](https://github.com/CommunityToolkit/dotnet)
-- [Microsoft.Extensions.DependencyInjection](https://www.nuget.org/packages/Microsoft.Extensions.DependencyInjection/)
 
 # .NET tool
 

samples/ChatGPT.CLI.Chaining/Program.cs

@@ -1,7 +1,8 @@
-using ChatGPT;
+using AI.Services;
 using ChatGPT.ViewModels.Chat;
 
-Defaults.ConfigureDefaultServices();
+var chatSerializer = new SystemTextJsonChatSerializer();
+var chatService = new ChatService(chatSerializer);
 
 using var cts = new CancellationTokenSource();
 var input1 = "Some random test string.";
@@ -17,7 +18,7 @@
 
 async Task<string?> SendAsync(string directions, string input, CancellationToken token)
 {
-    var chat = new ChatViewModel(directions);
+    var chat = new ChatViewModel(chatService, chatSerializer,directions);
     chat.AddSystemMessage(directions);
     chat.AddUserMessage(input);
     var result = await chat.SendAsync(chat.CreateChatMessages(), token);

samples/ChatGPT.CLI.FunctionCalling/Program.cs

@@ -1,7 +1,8 @@
-using ChatGPT;
+using AI.Services;
 using ChatGPT.ViewModels.Chat;
 
-Defaults.ConfigureDefaultServices();
+var chatSerializer = new SystemTextJsonChatSerializer();
+var chatService = new ChatService(chatSerializer);
 
 var directions = 
 """
@@ -20,15 +21,18 @@ Only use the functions you have been provided with.
 
 var functions = GetFunctions();
 
-var chat = new ChatViewModel(new ChatSettingsViewModel
-{
-    MaxTokens = 2000,
-    Model = "gpt-3.5-turbo-0613",
-    Functions = functions,
-    FunctionCall = "auto"
-    // Force function call by setting FunctionCall property.
-    // FunctionCall = new { name = "GetCurrentWeather" }
-});
+var chat = new ChatViewModel(
+    chatService, 
+    chatSerializer,
+    new ChatSettingsViewModel
+    {
+        MaxTokens = 2000,
+        Model = "gpt-3.5-turbo-0613",
+        Functions = functions,
+        FunctionCall = "auto"
+        // Force function call by setting FunctionCall property.
+        // FunctionCall = new { name = "GetCurrentWeather" }
+    });
 
 // Enable to debug json requests and responses.
 // chat.Debug = true;

samples/ChatGPT.CLI.Repl/Program.cs

@@ -1,7 +1,8 @@
-using ChatGPT;
+using AI.Services;
 using ChatGPT.ViewModels.Chat;
 
-Defaults.ConfigureDefaultServices();
+var chatSerializer = new SystemTextJsonChatSerializer();
+var chatService = new ChatService(chatSerializer);
 
 var directions = 
 """
@@ -17,11 +18,14 @@ Do not use markdown.
 
 using var cts = new CancellationTokenSource();
 
-var chat = new ChatViewModel(new ChatSettingsViewModel
-{
-    MaxTokens = 2000,
-    Model = "gpt-3.5-turbo"
-});
+var chat = new ChatViewModel(
+    chatService,
+    chatSerializer,
+    new ChatSettingsViewModel
+    {
+        MaxTokens = 2000,
+        Model = "gpt-3.5-turbo"
+    });
 
 chat.AddSystemMessage(directions);
 

samples/ChatGPT.UI.Designer/MainWindow.axaml.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Threading;
+using AI.Services;
 using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Interactivity;
@@ -10,13 +11,17 @@ namespace ChatGPT;
 
 public partial class MainWindow : Window
 {
+    private readonly SystemTextJsonChatSerializer _chatSerializer;
+    private readonly ChatService _chatService;
+
     public MainWindow()
     {
         InitializeComponent();
 #if DEBUG
         this.AttachDevTools();
 #endif
-        Defaults.ConfigureDefaultServices();
+        _chatSerializer = new SystemTextJsonChatSerializer();
+        _chatService = new ChatService(_chatSerializer);
     }
 
     private async void SendButton_OnClick(object? sender, RoutedEventArgs e)
@@ -53,7 +58,7 @@ Write XAML as plain text.
             };
 
             var cts = new CancellationTokenSource();
-            var chat = new ChatViewModel(chatSettings);
+            var chat = new ChatViewModel(_chatService, _chatSerializer, chatSettings);
             chat.AddSystemMessage(chatSettings.Directions);
             chat.AddUserMessage(prompt);
             var result = await chat.SendAsync(chat.CreateChatMessages(), cts.Token);

samples/ChatGPT.UI.Game/Game.cs

@@ -2,6 +2,7 @@
 using System.Text.Json;
 using System.Threading;
 using System.Threading.Tasks;
+using AI.Services;
 using ChatGPT.ViewModels.Chat;
 
 namespace ChatGPT;
@@ -11,7 +12,15 @@ public class Game
     private string? _directions;
     private CancellationTokenSource? _cts;
     private ChatViewModel? _chat;
+    private readonly SystemTextJsonChatSerializer _chatSerializer;
+    private readonly ChatService _chatService;
 
+    public Game()
+    {
+        _chatSerializer = new SystemTextJsonChatSerializer();
+        _chatService = new ChatService(_chatSerializer);
+    }
+    
     public void New()
     {
         _directions =
@@ -35,17 +44,20 @@ Player has always three options to choose.
 }
 """;
 
-        _chat = new ChatViewModel(new ChatSettingsViewModel
-        {
-            Temperature = 0.7m,
-            TopP = 1m,
-            PresencePenalty = 0m,
-            FrequencyPenalty = 0m,
-            MaxTokens = 3000,
-            ApiKey = null,
-            // Model = "gpt-3.5-turbo",
-            Model = "gpt-4",
-        });
+        _chat = new ChatViewModel(
+            _chatService,
+            _chatSerializer,
+            new ChatSettingsViewModel
+            {
+                Temperature = 0.7m,
+                TopP = 1m,
+                PresencePenalty = 0m,
+                FrequencyPenalty = 0m,
+                MaxTokens = 3000,
+                ApiKey = null,
+                // Model = "gpt-3.5-turbo",
+                Model = "gpt-4",
+            });
 
         _chat.AddSystemMessage(_directions);
     }

samples/ChatGPT.UI.Game/MainWindow.axaml.cs

@@ -15,8 +15,6 @@ public MainWindow()
 #if DEBUG
         this.AttachDevTools();
 #endif
-        Defaults.ConfigureDefaultServices();
-
         _game = new Game();
         _game.New();
 

src/ChatGPT.CLI/Chat.cs

@@ -1,5 +1,9 @@
 using System.Diagnostics;
 using System.Text.Json;
+using AI.Model.Services;
+using AI.Services;
+using ChatGPT.Model.Services;
+using ChatGPT.Services;
 using ChatGPT.ViewModels;
 using ChatGPT.ViewModels.Chat;
 
@@ -8,6 +12,14 @@ namespace ChatGPT.CLI;
 internal static class Chat
 {
     private static readonly Action<object>? s_log = Console.WriteLine;
+    private static readonly IChatSerializer s_chatSerializer;
+    private static readonly IChatService s_chatService;
+
+    static Chat()
+    {
+        s_chatSerializer = new SystemTextJsonChatSerializer();
+        s_chatService = new ChatService(s_chatSerializer);
+    }
 
     private static async Task RunJob(ChatJob job, CancellationToken token)
     {
@@ -19,7 +31,7 @@ private static async Task RunJob(ChatJob job, CancellationToken token)
             }
 
             var input = await File.ReadAllTextAsync(job.InputPath, token);
-            var chat = new ChatViewModel(job.Settings);
+            var chat = new ChatViewModel(s_chatService, s_chatSerializer, job.Settings);
             chat.AddSystemMessage(job.Settings.Directions);
             chat.AddUserMessage(input);
             var result = await chat.SendAsync(chat.CreateChatMessages(), token);
@@ -129,7 +141,7 @@ private static List<ChatJob> GetJobs(CliSettings cliSettings, List<FileInfo> pat
             using var stream = File.OpenRead(cliSettings.SettingsFile.FullName);
             fileSettings = JsonSerializer.Deserialize(
                 stream,
-                MainViewModelJsonContext.s_instance.ChatSettingsViewModel);
+                CoreJsonContext.s_instance.ChatSettingsViewModel);
         }
 
         var chatSettings = fileSettings ?? new ChatSettingsViewModel

src/ChatGPT.CLI/Program.cs

@@ -3,8 +3,6 @@
 using ChatGPT;
 using ChatGPT.CLI;
 
-Defaults.ConfigureDefaultServices();
-
 await CreateRootCommand().InvokeAsync(args);
 
 RootCommand CreateRootCommand()

src/ChatGPT.Core/ChatGPT.Core.csproj

@@ -18,7 +18,6 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.NETFramework.ReferenceAssemblies" Version="1.0.0" PrivateAssets="All" />
     <PackageReference Include="CommunityToolkit.Mvvm" Version="$(CommunityToolkitMvvmVersion)" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="$(MicrosoftExtensionsDependencyInjectionVersion)" />
   </ItemGroup>
   <ItemGroup Condition=" '$(TargetFramework)' == 'net462' ">
     <PackageReference Include="Microsoft.VisualBasic" Version="10.3.0" />

src/ChatGPT.Core/Defaults.cs

@@ -1,13 +1,3 @@
-using System;
-using AI.Model.Services;
-using AI.Services;
-using ChatGPT.Model.Services;
-using ChatGPT.Services;
-using ChatGPT.ViewModels.Chat;
-using ChatGPT.ViewModels.Settings;
-using CommunityToolkit.Mvvm.DependencyInjection;
-using Microsoft.Extensions.DependencyInjection;
-
 namespace ChatGPT;
 
 public static class Defaults
@@ -35,27 +25,4 @@ public static class Defaults
     public const string MarkdownMessageFormat = "Markdown";
 
     public const string HtmlMessageTextFormat = "Html";
-
-    public static Ioc Locator = Ioc.Default;
-
-    public static IServiceProvider ConfigureDefaultServices()
-    {
-        IServiceCollection serviceCollection = new ServiceCollection();
-
-        serviceCollection.AddSingleton<IChatSerializer, SystemTextJsonChatSerializer>();
-        serviceCollection.AddSingleton<IStorageFactory, IsolatedStorageFactory>();
-        serviceCollection.AddSingleton<IChatService, ChatService>();
-
-        serviceCollection.AddTransient<ChatMessageViewModel>();
-        serviceCollection.AddTransient<ChatSettingsViewModel>();
-        serviceCollection.AddTransient<ChatResultViewModel>();
-        serviceCollection.AddTransient<ChatViewModel>();
-        serviceCollection.AddTransient<PromptViewModel>();
-
-        IServiceProvider serviceProvider = serviceCollection.BuildServiceProvider();
-
-        Locator.ConfigureServices(serviceProvider);
-
-        return serviceProvider;
-    }
 }