fix: the markdown file name doesn't update after renaming the document (#2777)

* fix: the markdown file name doesn't update after renaming the document

* test: add integration test

frontend/appflowy_flutter/integration_test/share_markdown_test.dart

@@ -1,5 +1,6 @@
 import 'dart:io';
 
+import 'package:appflowy/plugins/document/presentation/share/share_button.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:integration_test/integration_test.dart';
 
@@ -47,6 +48,38 @@ void main() {
       final markdown = file.readAsStringSync();
       expect(markdown, expectedMarkdown);
     });
+
+    testWidgets(
+      'share the markdown after renaming the document name',
+      (tester) async {
+        await tester.initializeAppFlowy();
+        await tester.tapGoButton();
+
+        // expect to see a readme page
+        tester.expectToSeePageName(readme);
+
+        // rename the document
+        await tester.hoverOnPageName(readme);
+        await tester.renamePage('example');
+
+        final shareButton = find.byType(ShareActionList);
+        final shareButtonState =
+            tester.state(shareButton) as ShareActionListState;
+        final path =
+            await mockSaveFilePath(location, '${shareButtonState.name}.md');
+
+        // click the share button and select markdown
+        await tester.tapShareButton();
+        await tester.tapMarkdownButton();
+
+        // expect to see the success dialog
+        tester.expectToExportSuccess();
+
+        final file = File(path);
+        final isExist = file.existsSync();
+        expect(isExist, true);
+      },
+    );
   });
 }
 

frontend/appflowy_flutter/integration_test/util/common_operations.dart

@@ -10,6 +10,8 @@ import 'package:appflowy/workspace/presentation/home/menu/app/section/item.dart'
 import 'package:appflowy_editor/appflowy_editor.dart';
 import 'package:easy_localization/easy_localization.dart';
 import 'package:flowy_infra_ui/flowy_infra_ui.dart';
+import 'package:flowy_infra_ui/widget/buttons/primary_button.dart';
+import 'package:flutter/material.dart';
 import 'package:flutter_test/flutter_test.dart';
 
 import 'base.dart';
@@ -79,6 +81,26 @@ extension CommonOperations on WidgetTester {
     await tapButtonWithName(ViewDisclosureAction.delete.name);
   }
 
+  Future<void> tapRenamePageButton() async {
+    await tapPageOptionButton();
+    await tapButtonWithName(ViewDisclosureAction.rename.name);
+  }
+
+  Future<void> renamePage(String name) async {
+    await tapRenamePageButton();
+    await enterText(find.byType(TextFormField), name);
+    await tapOKButton();
+  }
+
+  Future<void> tapOKButton() async {
+    final okButton = find.byWidgetPredicate(
+      (widget) =>
+          widget is PrimaryTextButton &&
+          widget.label == LocaleKeys.button_OK.tr(),
+    );
+    await tapButton(okButton);
+  }
+
   void expectToSeeDocumentBanner() {
     expect(find.byType(DocumentBanner), findsOneWidget);
   }

frontend/appflowy_flutter/lib/plugins/document/presentation/share/share_button.dart

@@ -2,6 +2,7 @@ import 'package:appflowy/generated/locale_keys.g.dart';
 import 'package:appflowy/startup/startup.dart';
 import 'package:appflowy/plugins/document/application/share_bloc.dart';
 import 'package:appflowy/util/file_picker/file_picker_service.dart';
+import 'package:appflowy/workspace/application/view/view_listener.dart';
 import 'package:appflowy/workspace/presentation/home/toast.dart';
 import 'package:appflowy/workspace/presentation/widgets/pop_up_action.dart';
 import 'package:appflowy_backend/protobuf/flowy-document2/entities.pb.dart';
@@ -68,7 +69,7 @@ class DocumentShareButton extends StatelessWidget {
   }
 }
 
-class ShareActionList extends StatelessWidget {
+class ShareActionList extends StatefulWidget {
   const ShareActionList({
     super.key,
     required this.view,
@@ -76,6 +77,27 @@ class ShareActionList extends StatelessWidget {
 
   final ViewPB view;
 
+  @override
+  State<ShareActionList> createState() => ShareActionListState();
+}
+
+@visibleForTesting
+class ShareActionListState extends State<ShareActionList> {
+  late String name;
+  late final ViewListener viewListener = ViewListener(view: widget.view);
+
+  @override
+  void initState() {
+    super.initState();
+    listenOnViewUpdated();
+  }
+
+  @override
+  void dispose() {
+    viewListener.stop();
+    super.dispose();
+  }
+
   @override
   Widget build(BuildContext context) {
     final docShareBloc = context.read<DocShareBloc>();
@@ -96,7 +118,7 @@ class ShareActionList extends StatelessWidget {
           case ShareAction.markdown:
             final exportPath = await getIt<FilePickerService>().saveFile(
               dialogTitle: '',
-              fileName: '${view.name}.md',
+              fileName: '$name.md',
             );
             if (exportPath != null) {
               docShareBloc.add(DocShareEvent.shareMarkdown(exportPath));
@@ -107,6 +129,15 @@ class ShareActionList extends StatelessWidget {
       },
     );
   }
+
+  void listenOnViewUpdated() {
+    name = widget.view.name;
+    viewListener.start(
+      onViewUpdated: (view) {
+        name = view.fold((l) => l.name, (r) => '');
+      },
+    );
+  }
 }
 
 enum ShareAction {

frontend/appflowy_flutter/lib/startup/tasks/windows.dart

@@ -37,7 +37,7 @@ class InitAppWindowTask extends LaunchTask with WindowListener {
       title: title,
     );
 
-    await windowManager.waitUntilReadyToShow(windowOptions, () async {
+    windowManager.waitUntilReadyToShow(windowOptions, () async {
       await windowManager.show();
       await windowManager.focus();
     });