feat : Buld the pipeline output the log file.

构建管线输出构建日志到输出目录下。

Assets/YooAsset/Editor/AssetBundleBuilder/AssetBundleBuilder.cs

@@ -32,8 +32,9 @@ namespace YooAsset.Editor
             var buildParametersContext = new BuildParametersContext(buildParameters);
             _buildContext.SetContextObject(buildParametersContext);
 
-            // 初始化日志
-            BuildLogger.InitLogger(enableLog);
+            // 初始化日志系统
+            string logFilePath = $"{buildParametersContext.GetPipelineOutputDirectory()}/buildInfo.log";
+            BuildLogger.InitLogger(enableLog, logFilePath);
 
             // 执行构建流程
             BuildLogger.Log($"Begin to build package : {buildParameters.PackageName} by {buildParameters.BuildPipeline}");
@@ -50,6 +51,9 @@ namespace YooAsset.Editor
                 BuildLogger.Error(buildResult.ErrorInfo);
             }
 
+            // 关闭日志系统
+            BuildLogger.Shuntdown();
+
             return buildResult;
         }
     }

Assets/YooAsset/Editor/AssetBundleBuilder/BuildSystem/BuildLogger.cs

@@ -2,37 +2,100 @@
 using System.IO;
 using System.Collections.Generic;
 using UnityEngine;
+using System.Text;
 
 namespace YooAsset.Editor
 {
     internal static class BuildLogger
     {
-        private static bool _enableLog = true;
+        private const int MAX_LOG_BUFFER_SIZE = 1024 * 1024 * 2; //2MB
 
-        public static void InitLogger(bool enableLog)
+        private static bool _enableLog = true;
+        private static string _logFilePath;
+
+        private static readonly object _lockObj = new object();
+        private static readonly StringBuilder _logBuilder = new StringBuilder(MAX_LOG_BUFFER_SIZE);
+
+        /// <summary>
+        /// 初始化日志系统
+        /// </summary>
+        public static void InitLogger(bool enableLog, string logFilePath)
         {
             _enableLog = enableLog;
+            _logFilePath = logFilePath;
+            _logBuilder.Clear();
+
+            if (_enableLog)
+            {
+                if (string.IsNullOrEmpty(_logFilePath))
+                    throw new Exception("Log file path is null or empty !");
+
+                Debug.Log($"Logger initialized at {DateTime.Now:yyyy-MM-dd HH:mm:ss}");
+            }
+        }
+
+        /// <summary>
+        /// 关闭日志系统
+        /// </summary>
+        public static void Shuntdown()
+        {
+            if (_enableLog)
+            {
+                lock (_lockObj)
+                {
+                    try
+                    {
+                        if (File.Exists(_logFilePath))
+                            File.Delete(_logFilePath);
+
+                        FileUtility.CreateFileDirectory(_logFilePath);
+                        File.WriteAllText(_logFilePath, _logBuilder.ToString(), Encoding.UTF8);
+                        _logBuilder.Clear();
+                    }
+                    catch (Exception ex)
+                    {
+                        Debug.LogError($"Failed to write log file: {ex.Message}");
+                    }
+                }
+            }
         }
 
         public static void Log(string message)
         {
             if (_enableLog)
             {
+                WriteLog("INFO", message);
                 Debug.Log(message);
             }
         }
         public static void Warning(string message)
         {
-            Debug.LogWarning(message);
+            if (_enableLog)
+            {
+                WriteLog("WARN", message);
+                Debug.LogWarning(message);
+            }
         }
         public static void Error(string message)
         {
-            Debug.LogError(message);
+            if (_enableLog)
+            {
+                WriteLog("ERROR", message);
+                Debug.LogError(message);
+            }
         }
-
         public static string GetErrorMessage(ErrorCode code, string message)
         {
             return $"[ErrorCode{(int)code}] {message}";
         }
+
+        private static void WriteLog(string level, string message)
+        {
+            lock (_lockObj)
+            {
+                string logEntry = $"{DateTime.Now:yyyy-MM-dd HH:mm:ss.fff} [{level}] {message}";
+                _logBuilder.AppendLine(logEntry);
+            }
+        }
     }
 }