fix: add default value of serde

frontend/app_flowy/lib/plugin/plugin.dart

@@ -17,8 +17,6 @@ abstract class Plugin {
 
   String get pluginId;
 
-  bool get enable;
-
   void dispose();
 
   PluginDisplay get display;
@@ -27,13 +25,17 @@ abstract class Plugin {
 abstract class PluginBuilder {
   Plugin build(dynamic data);
 
-  String get pluginName;
+  String get name;
 
   PluginType get pluginType;
 
   ViewDataType get dataType => ViewDataType.PlainText;
 }
 
+abstract class PluginConfig {
+  bool get creatable => true;
+}
+
 abstract class PluginDisplay with NavigationItem {
   @override
   Widget get leftBarItem;
@@ -46,8 +48,8 @@ abstract class PluginDisplay with NavigationItem {
   Widget buildWidget();
 }
 
-void registerPlugin({required PluginBuilder builder}) {
-  getIt<PluginSandbox>().registerPlugin(builder.pluginType, builder);
+void registerPlugin({required PluginBuilder builder, PluginConfig? config}) {
+  getIt<PluginSandbox>().registerPlugin(builder.pluginType, builder, config: config);
 }
 
 Plugin makePlugin({required PluginType pluginType, dynamic data}) {
@@ -55,6 +57,18 @@ Plugin makePlugin({required PluginType pluginType, dynamic data}) {
   return plugin;
 }
 
+List<PluginBuilder> pluginBuilders() {
+  final pluginBuilders = getIt<PluginSandbox>().builders;
+  final pluginConfigs = getIt<PluginSandbox>().pluginConfigs;
+
+  return pluginBuilders.where(
+    (builder) {
+      final config = pluginConfigs[builder.pluginType]?.creatable;
+      return config ?? true;
+    },
+  ).toList();
+}
+
 enum FlowyPluginException {
   invalidData,
 }

frontend/app_flowy/lib/plugin/src/sandbox.dart

@@ -6,7 +6,8 @@ import '../plugin.dart';
 import 'runner.dart';
 
 class PluginSandbox {
-  final LinkedHashMap<PluginType, PluginBuilder> _pluginMap = LinkedHashMap();
+  final LinkedHashMap<PluginType, PluginBuilder> _pluginBuilders = LinkedHashMap();
+  final Map<PluginType, PluginConfig> _pluginConfigs = <PluginType, PluginConfig>{};
   late PluginRunner pluginRunner;
 
   PluginSandbox() {
@@ -14,7 +15,7 @@ class PluginSandbox {
   }
 
   int indexOf(PluginType pluginType) {
-    final index = _pluginMap.keys.toList().indexWhere((ty) => ty == pluginType);
+    final index = _pluginBuilders.keys.toList().indexWhere((ty) => ty == pluginType);
     if (index == -1) {
       throw PlatformException(code: '-1', message: "Can't find the flowy plugin type: $pluginType");
     }
@@ -22,18 +23,24 @@ class PluginSandbox {
   }
 
   Plugin buildPlugin(PluginType pluginType, dynamic data) {
-    final plugin = _pluginMap[pluginType]!.build(data);
+    final plugin = _pluginBuilders[pluginType]!.build(data);
     return plugin;
   }
 
-  void registerPlugin(PluginType pluginType, PluginBuilder builder) {
-    if (_pluginMap.containsKey(pluginType)) {
+  void registerPlugin(PluginType pluginType, PluginBuilder builder, {PluginConfig? config}) {
+    if (_pluginBuilders.containsKey(pluginType)) {
       throw PlatformException(code: '-1', message: "$pluginType was registered before");
     }
-    _pluginMap[pluginType] = builder;
+    _pluginBuilders[pluginType] = builder;
+
+    if (config != null) {
+      _pluginConfigs[pluginType] = config;
+    }
   }
 
-  List<int> get supportPluginTypes => _pluginMap.keys.toList();
+  List<int> get supportPluginTypes => _pluginBuilders.keys.toList();
+
+  List<PluginBuilder> get builders => _pluginBuilders.values.toList();
 
-  List<PluginBuilder> get builders => _pluginMap.values.toList();
+  Map<PluginType, PluginConfig> get pluginConfigs => _pluginConfigs;
 }

frontend/app_flowy/lib/startup/tasks/load_plugin.dart

@@ -23,18 +23,14 @@ extension FlowyDefaultPluginExt on DefaultPlugin {
   }
 }
 
-bool isDefaultPlugin(PluginType pluginType) {
-  return DefaultPlugin.values.map((e) => e.type()).contains(pluginType);
-}
-
 class PluginLoadTask extends LaunchTask {
   @override
   LaunchTaskType get type => LaunchTaskType.dataProcessing;
 
   @override
   Future<void> initialize(LaunchContext context) async {
-    registerPlugin(builder: BlankPluginBuilder());
-    registerPlugin(builder: TrashPluginBuilder());
+    registerPlugin(builder: BlankPluginBuilder(), config: BlankPluginConfig());
+    registerPlugin(builder: TrashPluginBuilder(), config: TrashPluginConfig());
     registerPlugin(builder: DocumentPluginBuilder());
   }
 }

frontend/app_flowy/lib/workspace/application/app/app_bloc.dart

@@ -22,7 +22,12 @@ class AppBloc extends Bloc<AppEvent, AppState> {
         );
         await _fetchViews(emit);
       }, createView: (CreateView value) async {
-        final viewOrFailed = await repo.createView(name: value.name, desc: value.desc, dataType: value.dataType);
+        final viewOrFailed = await repo.createView(
+          name: value.name,
+          desc: value.desc,
+          dataType: value.dataType,
+          pluginType: value.pluginType,
+        );
         viewOrFailed.fold(
           (view) => emit(state.copyWith(
             latestCreatedView: view,
@@ -96,7 +101,12 @@ class AppBloc extends Bloc<AppEvent, AppState> {
 @freezed
 class AppEvent with _$AppEvent {
   const factory AppEvent.initial() = Initial;
-  const factory AppEvent.createView(String name, String desc, PluginDataType dataType) = CreateView;
+  const factory AppEvent.createView(
+    String name,
+    String desc,
+    PluginDataType dataType,
+    PluginType pluginType,
+  ) = CreateView;
   const factory AppEvent.delete() = Delete;
   const factory AppEvent.rename(String newName) = Rename;
   const factory AppEvent.didReceiveViews(List<View> views) = ReceiveViews;

frontend/app_flowy/lib/workspace/infrastructure/repos/app_repo.dart

@@ -28,12 +28,14 @@ class AppRepository {
     required String name,
     required String desc,
     required PluginDataType dataType,
+    required PluginType pluginType,
   }) {
     final request = CreateViewPayload.create()
       ..belongToId = appId
       ..name = name
       ..desc = desc
-      ..dataType = dataType;
+      ..dataType = dataType
+      ..pluginType = pluginType;
 
     return FolderEventCreateView(request).send();
   }

frontend/app_flowy/lib/workspace/presentation/stack_page/blank/blank_page.dart

@@ -14,12 +14,17 @@ class BlankPluginBuilder extends PluginBuilder {
   }
 
   @override
-  String get pluginName => "Blank";
+  String get name => "Blank";
 
   @override
   PluginType get pluginType => DefaultPlugin.blank.type();
 }
 
+class BlankPluginConfig implements PluginConfig {
+  @override
+  bool get creatable => false;
+}
+
 class BlankPagePlugin implements Plugin {
   final PluginType _pluginType;
   BlankPagePlugin({
@@ -32,9 +37,6 @@ class BlankPagePlugin implements Plugin {
   @override
   PluginDisplay get display => BlankPagePluginDisplay();
 
-  @override
-  bool get enable => true;
-
   @override
   String get pluginId => "BlankStack";
 

frontend/app_flowy/lib/workspace/presentation/stack_page/doc/doc_stack_page.dart

@@ -25,7 +25,7 @@ import 'package:provider/provider.dart';
 
 import 'document_page.dart';
 
-class DocumentPluginBuilder implements PluginBuilder {
+class DocumentPluginBuilder extends PluginBuilder {
   @override
   Plugin build(dynamic data) {
     if (data is View) {
@@ -36,7 +36,7 @@ class DocumentPluginBuilder implements PluginBuilder {
   }
 
   @override
-  String get pluginName => "Doc";
+  String get name => "Doc";
 
   @override
   PluginType get pluginType => DefaultPlugin.quillEditor.type();
@@ -74,9 +74,6 @@ class DocumentPlugin implements Plugin {
   @override
   PluginDisplay get display => DocumentPluginDisplay(view: _view);
 
-  @override
-  bool get enable => true;
-
   @override
   PluginType get pluginType => _pluginType;
 

frontend/app_flowy/lib/workspace/presentation/stack_page/trash/trash_page.dart

@@ -28,12 +28,17 @@ class TrashPluginBuilder extends PluginBuilder {
   }
 
   @override
-  String get pluginName => "Trash";
+  String get name => "Trash";
 
   @override
   PluginType get pluginType => DefaultPlugin.trash.type();
 }
 
+class TrashPluginConfig implements PluginConfig {
+  @override
+  bool get creatable => false;
+}
+
 class TrashPlugin implements Plugin {
   final PluginType _pluginType;
 
@@ -45,9 +50,6 @@ class TrashPlugin implements Plugin {
   @override
   PluginDisplay get display => TrashPluginDisplay();
 
-  @override
-  bool get enable => true;
-
   @override
   String get pluginId => "TrashStack";
 

frontend/app_flowy/lib/workspace/presentation/widgets/menu/widget/app/header/add_button.dart

@@ -44,12 +44,7 @@ class ActionList {
   const ActionList({required this.anchorContext, required this.onSelected});
 
   void show(BuildContext buildContext) {
-    final items = getIt<PluginSandbox>()
-        .builders
-        .where(
-          (builder) => !isDefaultPlugin(builder.pluginType),
-        )
-        .map(
+    final items = pluginBuilders().map(
       (pluginBuilder) {
         return CreateItem(
           pluginBuilder: pluginBuilder,
@@ -94,7 +89,7 @@ class CreateItem extends StatelessWidget {
         return GestureDetector(
           onTap: () => onSelected(pluginBuilder),
           child: FlowyText.medium(
-            pluginBuilder.pluginName,
+            pluginBuilder.name,
             color: theme.textColor,
             fontSize: 12,
           ).padding(horizontal: 10, vertical: 6),

frontend/app_flowy/lib/workspace/presentation/widgets/menu/widget/app/header/header.dart

@@ -107,6 +107,7 @@ class MenuAppHeader extends StatelessWidget {
                 LocaleKeys.menuAppHeader_defaultNewPageName.tr(),
                 "",
                 pluginBuilder.dataType,
+                pluginBuilder.pluginType,
               ));
         },
       ).padding(right: MenuAppSizes.headerPadding),

shared-lib/flowy-folder-data-model/src/entities/view.rs

@@ -44,9 +44,11 @@ pub struct View {
     pub create_time: i64,
 
     #[pb(index = 10)]
+    #[serde(default)]
     pub ext_data: String,
 
     #[pb(index = 11)]
+    #[serde(default)]
     pub thumbnail: String,
 
     #[pb(index = 12)]