feat:更新日志记录包

lib/utils/log_utils.dart

@@ -1,12 +1,30 @@
-import 'package:logger/logger.dart';
+import 'dart:convert';
+import 'dart:io';
 
-// 全局日志实例，在整个项目中共享
-final Logger logger = Logger(
-  printer: PrettyPrinter(
-    methodCount: 1,
-    colors: true,
-    dateTimeFormat: DateTimeFormat.dateAndTime,
-  ),
-  // 可选：配置输出到文件（需配合文件操作库）
-  // output: FileOutput(file: File('logs/app.log')),
-);
+import 'package:logger/logger.dart';
+import 'package:path_provider/path_provider.dart';
+
+// 全局日志实例
+late Logger logger;
+
+// 初始化日志
+Future<void> initLogger() async {
+  final directory = await getExternalStorageDirectory();
+  final logFile = File('${directory?.path}/logs/app.log');
+
+  // 确保文件存在（会自动创建）
+  await logFile.create(recursive: true);
+
+  logger = Logger(
+    filter: ProductionFilter(),
+    printer: SimplePrinter(printTime: true),
+    output: MultiOutput([
+      ConsoleOutput(),
+      FileOutput(
+        file: logFile,
+        overrideExisting: true,
+        encoding: utf8
+      ),
+    ]),
+  );
+}