feat(share): 优化分享功能并增加分享位置支持

- 新增获取分享弹出位置的方法，支持iOS iPad多层兜底定位
- 在调用分享接口时传入分享弹窗位置，提升iPad分享体验
- 分享入口catch异常，失败时显示带错误信息的提示
- PDF导出并分享功能增加异常处理，确保加载失败时仍正确关闭加载提示
- 升级share_plus依赖至12.0.1版本，兼容最新功能和修复问题

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

@@ -51,6 +51,28 @@ class _ShareBottomSheetState extends State<ShareBottomSheet> {
   /// 包含会议数据、转写列表、总结内容等核心数据
   final _controller = Get.find<MeetingDetailsController>();
 
+  /// 获取分享弹出位置（iOS iPad需要）
+  /// 多层兜底策略：控件真实位置 → 屏幕中心小矩形
+  Rect _getSharePositionOrigin() {
+    // 检查 mounted 状态，避免 context 已释放导致崩溃
+    if (mounted) {
+      try {
+        final box = context.findRenderObject() as RenderBox?;
+        if (box != null && box.hasSize) {
+          return box.localToGlobal(Offset.zero) & box.size;
+        }
+      } catch (_) {
+        // context 可能已失效，使用兜底方案
+      }
+    }
+    // 兜底：屏幕中心小矩形，符合iOS交互规范
+    return Rect.fromCenter(
+      center: Offset(Get.width / 2, Get.height / 2),
+      width: 1,
+      height: 1,
+    );
+  }
+
   /// ==========================================================================
   /// 构建UI界面
   /// ==========================================================================
@@ -141,34 +163,37 @@ class _ShareBottomSheetState extends State<ShareBottomSheet> {
                       // 5. 调用SharePlus分享链接
                       // 6. 分享成功后显示提示
                       onTap: () async {
+                        // 在关闭弹窗前捕获分享位置（iPad需要）
+                        final origin = _getSharePositionOrigin();
                         Get.back();
-                        final GetStorage storage = GetStorage();
+                        try {
-                        String token = storage.read("logintoken") ?? '';
+                          final GetStorage storage = GetStorage();
-                        int id = _controller.meetingData.value.id;
+                          String token = storage.read("logintoken") ?? '';
-
+                          int id = _controller.meetingData.value.id;
-                        // final thumbnail = await getAssetThumbnailFile(
+
-                        //   'assets/images/mine-background.png',
+                          // 获取动态服务器地址
-                        //   'share_thumb.png',
+                          final serverUrl = DioManager().baseUrl;
-                        // );
+                          final serverHost = serverUrl
-
+                              .replaceFirst('https://', '')
-                        // 获取动态服务器地址
+                              .replaceFirst('http://', '');
-                        final serverUrl = DioManager().baseUrl;
+
-                        final serverHost = serverUrl
+                          final result =
-                            .replaceFirst('https://', '')
+                              await SharePlus.instance.share(ShareParams(
-                            .replaceFirst('http://', '');
+                            title: _controller.meetingData.value.title,
-
+                            subject:
-                        final result =
+                                'Voitrans WEB，由DeepSound.Ai提供支持-实时记录会议纪要，多语言翻译。',
-                            await SharePlus.instance.share(ShareParams(
+                            uri: Uri.parse(
-                          title: _controller.meetingData.value.title,
+                              'https://share.deepechomeet.com/share/$serverHost/voitrans.net/$id/$token',
-                          subject:
+                            ),
-                              'Voitrans WEB，由DeepSound.Ai提供支持-实时记录会议纪要，多语言翻译。',
+                            sharePositionOrigin: origin,
-                          uri: Uri.parse(
+                          ));
-                            'https://share.deepechomeet.com/share/$serverHost/voitrans.net/$id/$token',
+                          if (result.status == ShareResultStatus.success) {
-                          ),
+                            EasyLoading.showToast(
-                          //previewThumbnail: thumbnail,
+                                'shareSuccess'.tr); // 对应中文：分享完成
-                        ));
+                          }
-                        if (result.status == ShareResultStatus.success) {
+                        } catch (e) {
-                          EasyLoading.showToast('shareSuccess'.tr); // 对应中文：分享完成
+                          EasyLoading.showToast('shareFailed'.tr.replaceAll(
+                              '{error}', e.toString())); // 对应中文：分享失败
                         }
                       },
                     ),
@@ -525,12 +550,18 @@ class _ShareBottomSheetState extends State<ShareBottomSheet> {
   ///
   /// 返回值：Future<void> - 异步操作
   Future<void> _share(String filepath, String title) async {
-    final result = await SharePlus.instance.share(ShareParams(
+    try {
-      text: title,
+      final result = await SharePlus.instance.share(ShareParams(
-      files: [XFile(filepath)],
+        text: title,
-    ));
+        files: [XFile(filepath)],
-    if (result.status == ShareResultStatus.success) {
+        sharePositionOrigin: _getSharePositionOrigin(),
-      EasyLoading.showToast('shareSuccess'.tr); // 对应中文：分享完成！
+      ));
+      if (result.status == ShareResultStatus.success) {
+        EasyLoading.showToast('shareSuccess'.tr); // 对应中文：分享完成！
+      }
+    } catch (e) {
+      EasyLoading.showToast(
+          'shareFailed'.tr.replaceAll('{error}', e.toString())); // 对应中文：分享失败
     }
   }
 
@@ -724,23 +755,29 @@ class _ShareBottomSheetState extends State<ShareBottomSheet> {
   /// 返回值：Future<void> - 异步操作
   Future<void> _exportMarkdownPdf() async {
     EasyLoading.show(status: 'exportingPDF'.tr); // 对应中文：正在导出PDF...
-    final tempDir = await getTemporaryDirectory();
+    try {
-    final file = File(
+      final tempDir = await getTemporaryDirectory();
-        '${tempDir.path}/${_controller.meetingData.value.title}_summary.pdf');
+      final file = File(
-    final List<pdf.Widget> markdownWidgets =
+          '${tempDir.path}/${_controller.meetingData.value.title}_summary.pdf');
-        await pdf.HTMLToPdf().convertMarkdown(
+      final List<pdf.Widget> markdownWidgets =
-      _controller.meetingDetails.value.summary,
+          await pdf.HTMLToPdf().convertMarkdown(
-      fontFallback: [
+        _controller.meetingDetails.value.summary,
-        pdf.Font.ttf(
+        fontFallback: [
-            await rootBundle.load('assets/fonts/NotoSansSC-Regular.ttf')),
+          pdf.Font.ttf(
-      ],
+              await rootBundle.load('assets/fonts/NotoSansSC-Regular.ttf')),
-    );
+        ],
-    final markdownPdf = pdf.Document();
+      );
-    markdownPdf.addPage(pdf.MultiPage(
+      final markdownPdf = pdf.Document();
-      build: (context) => markdownWidgets,
+      markdownPdf.addPage(pdf.MultiPage(
-    ));
+        build: (context) => markdownWidgets,
-    await file.writeAsBytes(await markdownPdf.save());
+      ));
-    await _share(file.path, 'exportSummary'.tr); // 对应中文：分享会议总结
+      await file.writeAsBytes(await markdownPdf.save());
-    EasyLoading.dismiss();
+      await _share(file.path, 'exportSummary'.tr); // 对应中文：分享会议总结
+    } catch (e) {
+      EasyLoading.showToast(
+          'shareFailed'.tr.replaceAll('{error}', e.toString())); // 对应中文：分享失败
+    } finally {
+      EasyLoading.dismiss();
+    }
   }
 }

pubspec.yaml

@@ -56,7 +56,7 @@ dependencies:
   device_info_plus: ^11.5.0
   uuid: ^4.3.3
   record: ^6.0.0
-  share_plus: ^11.0.0
+  share_plus: ^12.0.1
   image_picker: ^1.1.2
   audio_waveforms: ^1.3.0
   font_awesome_flutter: ^10.8.0