fix: 修复macos保存图片

lib/app/modules/hi_anti_lost/controllers/hi_anti_lost_controller.dart

@@ -1,6 +1,7 @@
 import 'dart:io';
 import 'dart:typed_data';
 import 'dart:ui' as ui;
+import 'package:file_picker/file_picker.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/rendering.dart';
 import 'package:flutter/services.dart';
@@ -15,35 +16,44 @@ class HIAntiLostController extends GetxController {
   Future<void> saveImage() async {
     // KRCommonUtil.kr_showLoading(message: "正在保存...");
     try {
+      // Load image from assets
+      final ByteData data =
+          await rootBundle.load('assets/images/lost-share-image.png');
+      final Uint8List pngBytes = data.buffer.asUint8List();
+
+      if (Platform.isMacOS || Platform.isWindows || Platform.isLinux) {
+        // Desktop: Use FilePicker to save file
+        String? outputFile = await FilePicker.platform.saveFile(
+          dialogTitle: '保存图片',
+          fileName: 'Hi快联系方式',
+          type: FileType.custom,
+          allowedExtensions: ['png'],
+        );
+
+        if (outputFile != null) {
+          final file = File(outputFile);
+          await file.writeAsBytes(pngBytes);
+          KRCommonUtil.kr_showToast("已保存至: $outputFile");
+        }
+      } else {
+        // Mobile: Use Gal to save to gallery
         // Check permission
         final hasAccess = await Gal.hasAccess();
         if (!hasAccess) {
           await Gal.requestAccess();
         }
 
-      // Load image from assets
-      final ByteData data =
-          await rootBundle.load('assets/images/lost-share-image.png');
-      final Uint8List pngBytes = data.buffer.asUint8List();
-
         await Gal.putImageBytes(pngBytes);
-
-      String message = "已保存至系统相册";
-      if (Platform.isMacOS) {
-        message = "已保存至系统【照片】应用";
-      } else if (Platform.isWindows) {
-        message = "已保存至系统【图片】文件夹";
-      }
-
         HIDialog.show(
-        message: message,
+          message: "已保存至系统相册",
         );
+      }
     } catch (e) {
       debugPrint("Save image error: $e");
       if (e is GalException) {
         KRCommonUtil.kr_showToast("保存失败: No Permission");
       } else {
-        KRCommonUtil.kr_showToast("保存失败");
+        KRCommonUtil.kr_showToast("保存失败: $e");
       }
     } finally {
       //KRCommonUtil.kr_hideLoading();

macos/Podfile.lock

@@ -4,9 +4,13 @@ PODS:
     - ReachabilitySwift
   - device_info_plus (0.0.1):
     - FlutterMacOS
+  - file_picker (0.0.1):
+    - FlutterMacOS
   - flutter_inappwebview_macos (0.0.1):
     - FlutterMacOS
     - OrderedSet (~> 6.0.3)
+  - flutter_secure_storage_macos (6.1.3):
+    - FlutterMacOS
   - flutter_udid (0.0.1):
     - FlutterMacOS
     - SAMKeychain
@@ -33,13 +37,18 @@ PODS:
     - FlutterMacOS
   - url_launcher_macos (0.0.1):
     - FlutterMacOS
+  - webview_flutter_wkwebview (0.0.1):
+    - Flutter
+    - FlutterMacOS
   - window_manager (0.2.0):
     - FlutterMacOS
 
 DEPENDENCIES:
   - connectivity_plus (from `Flutter/ephemeral/.symlinks/plugins/connectivity_plus/macos`)
   - device_info_plus (from `Flutter/ephemeral/.symlinks/plugins/device_info_plus/macos`)
+  - file_picker (from `Flutter/ephemeral/.symlinks/plugins/file_picker/macos`)
   - flutter_inappwebview_macos (from `Flutter/ephemeral/.symlinks/plugins/flutter_inappwebview_macos/macos`)
+  - flutter_secure_storage_macos (from `Flutter/ephemeral/.symlinks/plugins/flutter_secure_storage_macos/macos`)
   - flutter_udid (from `Flutter/ephemeral/.symlinks/plugins/flutter_udid/macos`)
   - FlutterMacOS (from `Flutter/ephemeral`)
   - gal (from `Flutter/ephemeral/.symlinks/plugins/gal/darwin`)
@@ -50,6 +59,7 @@ DEPENDENCIES:
   - share_plus (from `Flutter/ephemeral/.symlinks/plugins/share_plus/macos`)
   - tray_manager (from `Flutter/ephemeral/.symlinks/plugins/tray_manager/macos`)
   - url_launcher_macos (from `Flutter/ephemeral/.symlinks/plugins/url_launcher_macos/macos`)
+  - webview_flutter_wkwebview (from `Flutter/ephemeral/.symlinks/plugins/webview_flutter_wkwebview/darwin`)
   - window_manager (from `Flutter/ephemeral/.symlinks/plugins/window_manager/macos`)
 
 SPEC REPOS:
@@ -63,8 +73,12 @@ EXTERNAL SOURCES:
     :path: Flutter/ephemeral/.symlinks/plugins/connectivity_plus/macos
   device_info_plus:
     :path: Flutter/ephemeral/.symlinks/plugins/device_info_plus/macos
+  file_picker:
+    :path: Flutter/ephemeral/.symlinks/plugins/file_picker/macos
   flutter_inappwebview_macos:
     :path: Flutter/ephemeral/.symlinks/plugins/flutter_inappwebview_macos/macos
+  flutter_secure_storage_macos:
+    :path: Flutter/ephemeral/.symlinks/plugins/flutter_secure_storage_macos/macos
   flutter_udid:
     :path: Flutter/ephemeral/.symlinks/plugins/flutter_udid/macos
   FlutterMacOS:
@@ -85,15 +99,19 @@ EXTERNAL SOURCES:
     :path: Flutter/ephemeral/.symlinks/plugins/tray_manager/macos
   url_launcher_macos:
     :path: Flutter/ephemeral/.symlinks/plugins/url_launcher_macos/macos
+  webview_flutter_wkwebview:
+    :path: Flutter/ephemeral/.symlinks/plugins/webview_flutter_wkwebview/darwin
   window_manager:
     :path: Flutter/ephemeral/.symlinks/plugins/window_manager/macos
 
 SPEC CHECKSUMS:
   connectivity_plus: 18d3c32514c886e046de60e9c13895109866c747
   device_info_plus: 1b14eed9bf95428983aed283a8d51cce3d8c4215
+  file_picker: e716a70a9fe5fd9e09ebc922d7541464289443af
   flutter_inappwebview_macos: bdf207b8f4ebd58e86ae06cd96b147de99a67c9b
+  flutter_secure_storage_macos: c2754d3483d20bb207bb9e5a14f1b8e771abcdb9
   flutter_udid: 2e7b3da4b5fdfba86a396b97898f5fe8f4ec1a52
-  FlutterMacOS: 8f6f14fa908a6fb3fba0cd85dbd81ec4b251fb24
+  FlutterMacOS: d0db08ddef1a9af05a5ec4b724367152bb0500b1
   gal: 6a522c75909f1244732d4596d11d6a2f86ff37a5
   in_app_purchase_storekit: a1ce04056e23eecc666b086040239da7619cd783
   OrderedSet: e539b66b644ff081c73a262d24ad552a69be3a94
@@ -105,6 +123,7 @@ SPEC CHECKSUMS:
   share_plus: 76dd39142738f7a68dd57b05093b5e8193f220f7
   tray_manager: 9064e219c56d75c476e46b9a21182087930baf90
   url_launcher_macos: c82c93949963e55b228a30115bd219499a6fe404
+  webview_flutter_wkwebview: 29eb20d43355b48fe7d07113835b9128f84e3af4
   window_manager: 3a1844359a6295ab1e47659b1a777e36773cd6e8
 
 PODFILE CHECKSUM: 3100e00928a3ab9aaf1f0d7f435c5ff0d92c057c