添加保存思维导图

lib/modules/meeting/controllers/mind_map_controller.dart

@@ -6,6 +6,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_easyloading/flutter_easyloading.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:get/get.dart';
+import 'package:image_gallery_saver_plus/image_gallery_saver_plus.dart';
 import 'package:path_provider/path_provider.dart';
 import 'package:share_plus/share_plus.dart';
 import 'package:webview_flutter/webview_flutter.dart';
@@ -19,6 +20,8 @@ class MindMapController extends GetxController {
   final double _width = 1.sw - 25.w;
   bool isWebViewReady = false;
 
+  int imageType = 1;
+
   late final Worker _summaryNumberListener;
 
   @override
@@ -170,18 +173,29 @@ class MindMapController extends GetxController {
     final String dataUrl = message.message;
     final String base64Str = dataUrl.split(',').last;
     final Uint8List bytes = base64.decode(base64Str);
-    final String fileName =
-        '${_meetingDetailsController.meetingData.value.title}_mindmap.png';
-    final tempDir = await getTemporaryDirectory();
-    final File file = File('${tempDir.path}/$fileName');
-    await file.writeAsBytes(bytes);
-    final result = await SharePlus.instance.share(ShareParams(
-      text: 'shareMindMap'.tr, //对应中文：分享思维导图
-
-      files: [XFile(file.path)],
-    ));
-    if (result.status == ShareResultStatus.success) {
-      EasyLoading.showToast('shareSuccess'.tr); //对应中文：分享成功
+    if (imageType == 1) {
+      // 保存图片
+      final result = await ImageGallerySaverPlus.saveImage(
+        bytes,
+        quality: 100,
+      );
+      if (result['isSuccess']) {
+        EasyLoading.showToast('保存成功');
+      }
+    } else {
+      // 分享图片
+      final String fileName =
+          '${_meetingDetailsController.meetingData.value.title}_mindmap.png';
+      final tempDir = await getTemporaryDirectory();
+      final File file = File('${tempDir.path}/$fileName');
+      await file.writeAsBytes(bytes);
+      final result = await SharePlus.instance.share(ShareParams(
+        text: 'shareMindMap'.tr, //对应中文：分享思维导图
+        files: [XFile(file.path)],
+      ));
+      if (result.status == ShareResultStatus.success) {
+        EasyLoading.showToast('shareSuccess'.tr); //对应中文：分享成功
+      }
     }
   }
 }

lib/modules/meeting/views/bottomSheet/share_bottom_sheet.dart

@@ -209,6 +209,33 @@ class _ShareBottomSheetState extends State<ShareBottomSheet> {
                               );
                             }
                           : null),
+                  _shareItem(
+                    Icons.save_alt,
+                    '保存思维导图',
+                    onTap: _controller.meetingDetails.value.tasktype >= 3
+                        ? () {
+                            Get.back();
+                            final mindMapController =
+                                Get.find<MindMapController>();
+                            mindMapController.imageType = 1;
+                            if (mindMapController.isWebViewReady) {
+                              mindMapController.webViewController
+                                  .runJavaScript('captureImage()');
+                            } else {
+                              mindMapController.webViewController
+                                  .setNavigationDelegate(
+                                NavigationDelegate(
+                                  onPageFinished: (String url) {
+                                    mindMapController.isWebViewReady = true;
+                                    mindMapController.webViewController
+                                        .runJavaScript('captureImage()');
+                                  },
+                                ),
+                              );
+                            }
+                          }
+                        : null,
+                  ),
                   _shareItem(
                     Icons.lan,
                     'shareMindMap'.tr, // 对应中文：分享思维导图
@@ -218,6 +245,7 @@ class _ShareBottomSheetState extends State<ShareBottomSheet> {
                             Get.back();
                             final mindMapController =
                                 Get.find<MindMapController>();
+                            mindMapController.imageType = 2;
                             if (mindMapController.isWebViewReady) {
                               mindMapController.webViewController
                                   .runJavaScript('captureImage()');