improve export/import

Signed-off-by: dom <githubaccount56556@proton.me>

lib/pages/my_reply/view.dart

@@ -1,7 +1,9 @@
 import 'package:PiliPlus/common/widgets/dialog/dialog.dart';
+import 'package:PiliPlus/common/widgets/dialog/export_import.dart';
 import 'package:PiliPlus/common/widgets/loading_widget/http_error.dart';
 import 'package:PiliPlus/common/widgets/view_sliver_safe_area.dart';
-import 'package:PiliPlus/grpc/bilibili/main/community/reply/v1.pb.dart';
+import 'package:PiliPlus/grpc/bilibili/main/community/reply/v1.pb.dart'
+    show ReplyInfo;
 import 'package:PiliPlus/pages/video/reply/widgets/reply_item_grpc.dart';
 import 'package:PiliPlus/utils/app_scheme.dart';
 import 'package:PiliPlus/utils/id_utils.dart';
@@ -9,9 +11,13 @@ import 'package:PiliPlus/utils/page_utils.dart';
 import 'package:PiliPlus/utils/reply_utils.dart';
 import 'package:PiliPlus/utils/storage.dart';
 import 'package:PiliPlus/utils/storage_pref.dart';
+import 'package:PiliPlus/utils/utils.dart';
 import 'package:PiliPlus/utils/waterfall.dart';
 import 'package:flutter/foundation.dart' show kDebugMode;
 import 'package:flutter/material.dart';
+import 'package:get/get_core/src/get_main.dart';
+import 'package:get/get_navigation/src/extension_navigation.dart';
+import 'package:get/get_rx/get_rx.dart';
 import 'package:waterfall_flow/waterfall_flow.dart';
 
 class MyReply extends StatefulWidget {
@@ -22,13 +28,19 @@ class MyReply extends StatefulWidget {
 }
 
 class _MyReplyState extends State<MyReply> with DynMixin {
-  late final List<ReplyInfo> _replies;
+  final List<ReplyInfo> _replies = <ReplyInfo>[];
 
   @override
   void initState() {
     super.initState();
-    _replies = GStorage.reply!.values.map(ReplyInfo.fromBuffer).toList()
-      ..sort((a, b) => b.ctime.compareTo(a.ctime)); // rpid not aligned
+    _initReply();
+  }
+
+  void _initReply() {
+    _replies.assignAll(
+      GStorage.reply!.values.map(ReplyInfo.fromBuffer).toList()
+        ..sort((a, b) => b.ctime.compareTo(a.ctime)), // rpid not aligned
+    );
   }
 
   @override
@@ -36,24 +48,33 @@ class _MyReplyState extends State<MyReply> with DynMixin {
     return Scaffold(
       appBar: AppBar(
         title: const Text('我的评论'),
-        actions: kDebugMode
-            ? [
-                IconButton(
-                  tooltip: 'Clear',
-                  onPressed: () => showConfirmDialog(
-                    context: context,
-                    title: 'Clear Local Storage?',
-                    onConfirm: () {
-                      GStorage.reply!.clear();
-                      _replies.clear();
-                      setState(() {});
-                    },
-                  ),
-                  icon: const Icon(Icons.clear_all),
-                ),
-                const SizedBox(width: 6),
-              ]
-            : null,
+        actions: [
+          if (kDebugMode)
+            IconButton(
+              tooltip: 'Clear',
+              onPressed: () => showConfirmDialog(
+                context: context,
+                title: 'Clear Local Storage?',
+                onConfirm: () {
+                  GStorage.reply!.clear();
+                  _replies.clear();
+                  setState(() {});
+                },
+              ),
+              icon: const Icon(Icons.clear_all),
+            ),
+          IconButton(
+            tooltip: '导出',
+            onPressed: _showExportDialog,
+            icon: const Icon(Icons.file_upload_outlined),
+          ),
+          IconButton(
+            tooltip: '导入',
+            onPressed: _showImportDialog,
+            icon: const Icon(Icons.file_download_outlined),
+          ),
+          const SizedBox(width: 6),
+        ],
       ),
       body: CustomScrollView(
         physics: const AlwaysScrollableScrollPhysics(),
@@ -121,4 +142,89 @@ class _MyReplyState extends State<MyReply> with DynMixin {
       isManual: true,
     );
   }
+
+  String _onExport() {
+    return Utils.jsonEncoder.convert(
+      _replies.map((e) => e.toProto3Json()).toList(),
+    );
+  }
+
+  void _showExportDialog() {
+    const style = TextStyle(fontSize: 14);
+    showDialog(
+      context: context,
+      builder: (context) => SimpleDialog(
+        clipBehavior: .hardEdge,
+        contentPadding: const .symmetric(vertical: 12),
+        children: [
+          ListTile(
+            dense: true,
+            title: const Text('导出至剪贴板', style: style),
+            onTap: () {
+              Get.back();
+              exportToClipBoard(onExport: _onExport);
+            },
+          ),
+          ListTile(
+            dense: true,
+            title: const Text('导出文件至本地', style: style),
+            onTap: () {
+              Get.back();
+              exportToLocalFile(
+                onExport: _onExport,
+                localFileName: () => 'reply',
+              );
+            },
+          ),
+        ],
+      ),
+    );
+  }
+
+  Future<void> _onImport(List<dynamic> list) async {
+    await GStorage.reply!.putAll({
+      for (var e in list)
+        e['id'].toString(): (ReplyInfo.create()..mergeFromProto3Json(e))
+            .writeToBuffer(),
+    });
+    if (mounted) {
+      _initReply();
+      setState(() {});
+    }
+  }
+
+  void _showImportDialog() {
+    const style = TextStyle(fontSize: 14);
+    showDialog(
+      context: context,
+      builder: (context) => SimpleDialog(
+        clipBehavior: .hardEdge,
+        contentPadding: const .symmetric(vertical: 12),
+        children: [
+          ListTile(
+            dense: true,
+            title: const Text('从剪贴板导入', style: style),
+            onTap: () {
+              Get.back();
+              importFromClipBoard<List<dynamic>>(
+                context,
+                title: '评论',
+                onExport: _onExport,
+                onImport: _onImport,
+                showConfirmDialog: false,
+              );
+            },
+          ),
+          ListTile(
+            dense: true,
+            title: const Text('从本地文件导入', style: style),
+            onTap: () {
+              Get.back();
+              importFromLocalFile<List<dynamic>>(onImport: _onImport);
+            },
+          ),
+        ],
+      ),
+    );
+  }
 }