Init

Logger.cs

@@ -0,0 +1,43 @@
+// Logger.cs
+using System;
+using System.IO;
+
+namespace FreelancerListServer
+{
+    public class Logger
+    {
+        private readonly string _logDirectory;
+        private string _currentLogFile;
+        private DateTime _nextRotation;
+        private readonly object _lock = new object();
+
+        public Logger(string logDirectory = "logs")
+        {
+            _logDirectory = logDirectory;
+            Directory.CreateDirectory(_logDirectory);
+            UpdateLogFileName();
+        }
+
+        private void UpdateLogFileName()
+        {
+            var now = DateTime.Now;
+            _currentLogFile = Path.Combine(_logDirectory, $"server_{now:yyyyMMdd_HH}.log");
+            _nextRotation = now.AddHours(1).Date.AddHours(now.Hour + 1);
+        }
+
+        public void Log(string message)
+        {
+            lock (_lock)
+            {
+                if (DateTime.Now >= _nextRotation)
+                {
+                    UpdateLogFileName();
+                }
+
+                string logEntry = $"[{DateTime.Now:yyyy-MM-dd HH:mm:ss.fff}] {message}";
+                Console.WriteLine(logEntry);
+                File.AppendAllText(_currentLogFile, logEntry + Environment.NewLine);
+            }
+        }
+    }
+}