diff --git a/lib/utils/http_utils.dart b/lib/utils/http_utils.dart
index 0787503..6420a2b 100644
--- a/lib/utils/http_utils.dart
+++ b/lib/utils/http_utils.dart
@@ -108,7 +108,7 @@ class HttpUtil {
       // 没有转换器时尝试直接返回（可能不安全，建议提供转换器）
       return response.data;
     } catch (e) {
-      rethrow;
+      throw Exception(_handleError(e));
     }
   }
 
@@ -171,7 +171,7 @@ class HttpUtil {
       );
 
   // 错误处理
-  void _handleError(dynamic error) {
+  String _handleError(dynamic error) {
     String errorMessage = '未知错误';
     if (error is DioException) {
       switch (error.type) {
@@ -218,7 +218,7 @@ class HttpUtil {
     }
 
     logger.e(errorMessage);
-    // showErrorToast(errorMessage);
+    return errorMessage;
   }
 
   String _getHttpErrorMessage(int statusCode) {
diff --git a/lib/utils/log_utils.dart b/lib/utils/log_utils.dart
index f571317..4ec27aa 100644
--- a/lib/utils/log_utils.dart
+++ b/lib/utils/log_utils.dart
@@ -1,12 +1,34 @@
-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')),
-);
\ No newline at end of file
+import 'package:flutter/foundation.dart';
+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 {
+  if (kIsWeb) {
+    logger = Logger(
+      printer: SimplePrinter(printTime: true),
+      output: ConsoleOutput(),
+    );
+  } else {
+    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),
+      ]),
+    );
+  }
+}
diff --git a/pubspec.lock b/pubspec.lock
index 375f1ce..47f0b34 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -404,10 +404,10 @@ packages:
     dependency: "direct main"
     description:
       name: intl
-      sha256: "3df61194eb431efc39c4ceba583b95633a403f46c9fd341e550ce0bfa50e9aa5"
+      sha256: "1ca20c894b1717686a2319b8548763d812bc0aabdac580420a44c5178c57a867"
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "0.20.2"
+    version: "0.20.3"
   io:
     dependency: transitive
     description:
@@ -416,6 +416,22 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.0.5"
+  jni:
+    dependency: transitive
+    description:
+      name: jni
+      sha256: c2230682d5bc2362c1c9e8d3c7f406d9cbba23ab3f2e203a025dd47e0fb2e68f
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.0.0"
+  jni_flutter:
+    dependency: transitive
+    description:
+      name: jni_flutter
+      sha256: "8b59e590786050b1cd866677dddaf76b1ade5e7bc751abe04b86e84d379d3ba6"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.0.1"
   js:
     dependency: transitive
     description:
@@ -552,6 +568,30 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.9.1"
+  path_provider:
+    dependency: "direct main"
+    description:
+      name: path_provider
+      sha256: a7f4874f987173da295a61c181b8ee71dab59b332a486b391babf26a1b884825
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.1.6"
+  path_provider_android:
+    dependency: transitive
+    description:
+      name: path_provider_android
+      sha256: "69cbd515a62b94d32a7944f086b2f82b4ac40a1d45bebfc00813a430ab2dabcd"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.3.1"
+  path_provider_foundation:
+    dependency: transitive
+    description:
+      name: path_provider_foundation
+      sha256: "6d13aece7b3f5c5a9731eaf553ff9dcbc2eff41087fd2df587fd0fed9a3eb0c4"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.5.1"
   path_provider_linux:
     dependency: transitive
     description:
@@ -910,5 +950,5 @@ packages:
     source: hosted
     version: "3.1.3"
 sdks:
-  dart: ">=3.9.0 <4.0.0"
-  flutter: ">=3.35.0"
+  dart: ">=3.10.0 <4.0.0"
+  flutter: ">=3.38.0"
diff --git a/pubspec.yaml b/pubspec.yaml
index b877088..eb07b16 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -24,6 +24,7 @@ dependencies:
   fluttertoast: ^8.2.2
   flutter_image_compress: ^2.4.0
   awesome_dialog: ^3.3.0
+  path_provider: ^2.1.1
 
 dev_dependencies:
   flutter_test: