feat: add logger

src/dumper/log.cs

@@ -0,0 +1,63 @@
+public enum LogLevel
+{
+    Verbose,
+    Info,
+    Warning,
+    Error
+}
+
+public class Logger
+{
+    private readonly string _name;
+    private static readonly object _consoleLock = new object();
+
+    public LogLevel MinimumLevel { get; set; } = LogLevel.Verbose;
+
+    public Logger(string name)
+    {
+        _name = name;
+    }
+
+    public void Verbose(string message, params object[] args) => Log(LogLevel.Verbose, ConsoleColor.DarkGray, message, args);
+    public void Info(string message, params object[] args) => Log(LogLevel.Info, ConsoleColor.White, message, args);
+    public void Warning(string message, params object[] args) => Log(LogLevel.Warning, ConsoleColor.Yellow, message, args);
+    public void Error(string message, params object[] args) => Log(LogLevel.Error, ConsoleColor.Red, message, args);
+
+    private void Log(LogLevel level, ConsoleColor messageColor, string template, object[] args)
+    {
+        if (level < MinimumLevel) return;
+
+        string finalMessage = template;
+        if (args != null && args.Length > 0)
+        {
+            try
+            {
+                finalMessage = string.Format(template, args);
+            }
+            catch (FormatException)
+            {
+                finalMessage = template + " [Format Error]";
+            }
+        }
+
+        string timestamp = DateTime.Now.ToString("HH:mm:ss.fff");
+        string levelStr = level.ToString().ToUpper().PadRight(7);
+
+        lock (_consoleLock)
+        {
+            Console.ForegroundColor = ConsoleColor.DarkGray;
+            Console.Write($"[{timestamp}] ");
+
+            Console.ForegroundColor = messageColor;
+            Console.Write($"[{levelStr}] ");
+
+            Console.ForegroundColor = ConsoleColor.Cyan;
+            Console.Write($"[{_name}] ");
+
+            Console.ForegroundColor = messageColor;
+            Console.WriteLine(finalMessage);
+
+            Console.ResetColor();
+        }
+    }
+}