refactor: cleaup and implemented mvvm

utils/AudioCapture.cs

@@ -1,51 +1,27 @@
-using NAudio.CoreAudioApi;
-using NAudio.Wave;
+using System.IO;
+using SoundFlow.Backends.MiniAudio;
+using SoundFlow.Components;
+using SoundFlow.Enums;
 
 namespace highminded.utils;
 
 public class AudioCapture
 {
-    private WasapiLoopbackCapture capture;
-    private WaveFileWriter writer;
-    private string outputFilePath;
+    private readonly MiniAudioEngine _audioEngine = new(48000, Capability.Loopback);
+    private Stream? _fileStream;
+    private Recorder? _recorder;
 
-    public AudioCapture()
+    public void StartRecording(string filePath)
     {
-        capture = new WasapiLoopbackCapture();
-    }
-
-    public void StartRecording(string outPath)
-    {
-        writer = new WaveFileWriter(outPath, capture.WaveFormat);
-        capture.DataAvailable += Capture_DataAvailable;
-        capture.RecordingStopped += Capture_RecordingStopped;
-        capture.StartRecording();
+        _fileStream = new FileStream(filePath, FileMode.Create, FileAccess.Write, FileShare.None);
+        _recorder = new Recorder(_fileStream, sampleRate: 48000);
+        _recorder.StartRecording();
     }
 
     public void StopRecording()
     {
-        capture.StopRecording();
-    }
-
-    public bool IsRecording()
-    {
-        if (capture.CaptureState == CaptureState.Capturing || capture.CaptureState == CaptureState.Starting)
-        {
-            return true;
-        }
-
-        return false;
-    }
-
-    private void Capture_DataAvailable(object sender, WaveInEventArgs e)
-    {
-        writer.Write(e.Buffer, 0, e.BytesRecorded);
-    }
-
-    private void Capture_RecordingStopped(object sender, StoppedEventArgs e)
-    {
-        writer.Flush();
-        writer.Dispose();
-        capture.Dispose();
+        _recorder?.StopRecording();
+        _recorder?.Dispose();
+        _fileStream?.Dispose();
     }
 }

utils/InMemoryDB.cs

@@ -1,5 +1,6 @@
 using System;
 using System.ClientModel;
+using highminded.models;
 using OpenAI;
 using OpenAI.Chat;
 
@@ -7,37 +8,45 @@ namespace highminded.utils;
 
 public class InMemoryDb
 {
-    internal ChatClient ChatClient;
-    internal SettingsManager<AppSettings> SettingsManager;
+    public static readonly InMemoryDb Obj = new InMemoryDb();
+
+    internal readonly SettingsManager<SettingsViewModel> SettingsManager;
+    internal readonly MainViewModel MainViewModel;
+    internal readonly ChatViewModel ChatViewModel;
+    internal readonly SettingsViewModel SettingsViewModel;
+    internal ChatClient? ChatClient;
 
     // Initialize Singleton Class
     private InMemoryDb()
     {
-        SettingsManager = new SettingsManager<AppSettings>();
-        if (SettingsManager.Settings.ApiKey != null)
+        SettingsManager = new SettingsManager<SettingsViewModel>();
+
+        MainViewModel = new MainViewModel();
+        ChatViewModel = new ChatViewModel();
+        SettingsViewModel = new SettingsViewModel();
+        SettingsViewModel = SettingsManager.Settings;
+
+        if (SettingsManager.Settings.ApiKey != string.Empty)
         {
-            InitOpenAIClient();
+            InitOpenAiClient();
         }
     }
 
-    public void InitOpenAIClient()
+    public void SaveSettings()
+    {
+        SettingsManager.Save();
+        InitOpenAiClient();
+    }
+
+    private void InitOpenAiClient()
     {
         ChatClient = new ChatClient(
             model: SettingsManager.Settings.Model,
             credential: new ApiKeyCredential(SettingsManager.Settings.ApiKey),
             options: new OpenAIClientOptions
             {
-                Endpoint = new Uri(SettingsManager.Settings.ApiURL)
+                Endpoint = new Uri(SettingsManager.Settings.ApiUrl)
             }
         );
     }
-
-    public void SaveSettings(AppSettings settings)
-    {
-        SettingsManager.Settings = settings;
-        SettingsManager.Save();
-        InitOpenAIClient();
-    }
-
-    public static readonly InMemoryDb Obj = new InMemoryDb();
 }

utils/SetttingsManager.cs

@@ -4,27 +4,17 @@ using System.Text.Json;
 
 namespace highminded.utils;
 
-public class AppSettings
-{
-    public string Model { get; set; }
-    public string ApiURL { get; set; }
-    public string ApiKey { get; set; }
-    public string ScreenshotPrompt { get; set; }
-    public string AudioPrompt { get; set; }
-
-}
-
 public class SettingsManager<T> where T : class, new()
 {
     private readonly string _settingsPath;
     public T Settings { get; internal set; }
 
-    public SettingsManager(string appName = "highminded")
+    public SettingsManager()
     {
-       _settingsPath = Path.Combine(Environment.CurrentDirectory, "settings.json");
-       Settings = Load();
-    } 
-    
+        _settingsPath = Path.Combine(Environment.CurrentDirectory, "settings.json");
+        Settings = Load();
+    }
+
     private T Load()
     {
         if (!File.Exists(_settingsPath))