修改主要程序

logger.cs

@@ -0,0 +1,53 @@
+using System;
+using System.IO;
+using System.Text;
+
+namespace AppStore
+{
+    public static class Logger
+    {
+        private static readonly string LogsDirectory = "logs";
+        private static readonly object LockObject = new object();
+
+        static Logger()
+        {
+            // 确保logs目录存在
+            if (!Directory.Exists(LogsDirectory))
+            {
+                Directory.CreateDirectory(LogsDirectory);
+            }
+        }
+
+        public static void Log(string message)
+        {
+            lock (LockObject)
+            {
+                try
+                {
+                    string fileName = $"{DateTime.Now:yyyyMMddHHmmss}.log";
+                    string filePath = Path.Combine(LogsDirectory, fileName);
+                    
+                    using (StreamWriter writer = new StreamWriter(filePath, true, Encoding.UTF8))
+                    {
+                        writer.WriteLine($"[{DateTime.Now:yyyy-MM-dd HH:mm:ss}] {message}");
+                    }
+                }
+                catch (Exception ex)
+                {
+                    // 日志记录失败时输出到控制台
+                    Console.WriteLine($"日志记录失败: {ex.Message}");
+                }
+            }
+        }
+
+        public static void LogError(string message, Exception? ex = null)
+        {
+            string errorMessage = $"ERROR: {message}";
+            if (ex != null)
+            {
+                errorMessage += $"\nException: {ex}\nStackTrace: {ex.StackTrace}";
+            }
+            Log(errorMessage);
+        }
+    }
+}