Helpers/Logger.cs

@@ -0,0 +1,34 @@
+using System;
+using System.IO;
+using System.Diagnostics;
+
+namespace ASTM_D7896_Tester.Services
+{
+    public static class Logger
+    {
+        private static readonly object _lock = new object();
+        private static string _logFilePath = "D7896_Test_Log.txt";
+
+        public static void Log(string message, bool toConsole = true, bool toFile = true)
+        {
+            string timestamp = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss.fff");
+            string logLine = $"{timestamp} - {message}";
+
+            if (toConsole)
+                Debug.WriteLine(logLine);
+
+            if (toFile)
+            {
+                lock (_lock)
+                {
+                    File.AppendAllText(_logFilePath, logLine + Environment.NewLine);
+                }
+            }
+        }
+
+        public static void LogData(string label, double value, string unit = "")
+        {
+            Log($"{label}: {value:F6} {unit}".Trim());
+        }
+    }
+}