upgrade C# features

SimpleVoiceroid2Proxy/Logger.cs

@@ -0,0 +1,51 @@
+using System;
+
+namespace SimpleVoiceroid2Proxy;
+
+public sealed class ConsoleLogger : ILogger
+{
+    public static readonly ILogger Instance = new ConsoleLogger();
+
+    public void Debug(string message)
+    {
+#if DEBUG
+        Log(LogLevel.DEBUG, message);
+#endif
+    }
+
+    public void Info(string message)
+    {
+        Log(LogLevel.INFO, message);
+    }
+
+    public void Warn(string message)
+    {
+        Log(LogLevel.WARN, message);
+    }
+
+    public void Error(Exception exception, string message)
+    {
+        Log(LogLevel.ERROR, $"{message}\n{exception}");
+    }
+
+    private void Log(LogLevel level, string message)
+    {
+        Console.WriteLine($"[{DateTime.Now:yyyy-MM-dd HH:mm:ss.fff}] [{level}] {message}");
+    }
+}
+
+public interface ILogger
+{
+    public void Debug(string message);
+    public void Info(string message);
+    public void Warn(string message);
+    public void Error(Exception exception, string message);
+}
+
+public enum LogLevel
+{
+    DEBUG,
+    INFO,
+    WARN,
+    ERROR,
+}

SimpleVoiceroid2Proxy/Program.cs

@@ -1,83 +1,23 @@
-using System;
-using System.Diagnostics;
-using System.IO;
-using System.Linq;
-using System.Reflection;
-using System.Threading.Tasks;
+using System.Threading.Tasks;
+using SimpleVoiceroid2Proxy.Server;
 
-namespace SimpleVoiceroid2Proxy
-{
-    public static class Program
-    {
-        static Program()
-        {
-            KillDuplicatedProcesses();
-        }
-
-        public static readonly ILogger Logger = new LoggerImpl();
-        private static readonly HttpServer Server = new();
-        public static readonly VoiceroidEngine VoiceroidEngine = new();
-
-        public static void Main()
-        {
-            Task.Run(async () =>
-            {
-                await VoiceroidEngine.TalkAsync("準備完了！");
-                await Server.ConsumeAsync();
-            }).Wait();
-        }
-
-        private static void KillDuplicatedProcesses()
-        {
-            var currentProcess = Process.GetCurrentProcess();
-            var imageName = Assembly.GetExecutingAssembly()
-                .Location
-                .Split(Path.DirectorySeparatorChar)
-                .Last()
-                .Replace(".exe", "");
+namespace SimpleVoiceroid2Proxy;
 
-            foreach (var process in Process.GetProcessesByName(imageName).Where(x => x.Id != currentProcess.Id))
-            {
-                try
-                {
-                    process.Kill();
-                    Logger.Info($"{imageName}.exe (PID: {process.Id}) has been killed.");
-                }
-                catch
-                {
-                    Logger.Warn($"Failed to kill {imageName}.exe (PID: {process.Id}).");
-                }
-            }
-        }
-
-        private class LoggerImpl : ILogger
-        {
-            public void Info(string message)
-            {
-                Write("Info", message);
-            }
-
-            public void Warn(string message)
-            {
-                Write("Warn", message);
-            }
-
-            public void Error(Exception exception)
-            {
-                Write("Error", exception.ToString());
-            }
+public static class Program
+{
+    private static readonly HttpServer server = new();
+    public static readonly VoiceroidEngine VoiceroidEngine = new();
 
-            private static void Write(string level, string message)
-            {
-                Console.WriteLine($"[{DateTime.Now:yyyy-MM-dd HH:mm:ss}] [{level}] {message}");
-            }
-        }
+    static Program()
+    {
+        Utils.KillDuplicateProcesses();
     }
 
-    public interface ILogger
+    public static void Main()
     {
-        public void Info(string message);
-        public void Warn(string message);
-        public void Error(Exception exception);
+        Task.WaitAll(
+            server.ListenAsync(),
+            VoiceroidEngine.TalkAsync("準備完了！")
+        );
     }
 }