refactor: PopoverContainerState -> PopoverContainer

frontend/app_flowy/lib/plugins/grid/presentation/widgets/header/field_type_list.dart

@@ -26,7 +26,7 @@ class FieldTypeList extends StatelessWidget with FlowyOverlayDelegate {
         fieldType: fieldType,
         onSelectField: (fieldType) {
           onSelectField(fieldType);
-          PopoverContainerState.of(context).closeAll();
+          PopoverContainer.of(context).closeAll();
         },
       );
     }).toList();

frontend/app_flowy/lib/plugins/grid/presentation/widgets/header/type_option/date.dart

@@ -76,7 +76,7 @@ class DateTypeOptionWidget extends TypeOptionWidget {
               context
                   .read<DateTypeOptionBloc>()
                   .add(DateTypeOptionEvent.didSelectDateFormat(format));
-              PopoverContainerState.of(popoverContext).closeAll();
+              PopoverContainer.of(popoverContext).closeAll();
             },
           ),
         );
@@ -100,7 +100,7 @@ class DateTypeOptionWidget extends TypeOptionWidget {
                 context
                     .read<DateTypeOptionBloc>()
                     .add(DateTypeOptionEvent.didSelectTimeFormat(format));
-                PopoverContainerState.of(popoverContext).closeAll();
+                PopoverContainer.of(popoverContext).closeAll();
               }),
         );
       },

frontend/app_flowy/lib/plugins/grid/presentation/widgets/header/type_option/multi_select.dart

@@ -41,7 +41,7 @@ class MultiSelectTypeOptionWidget extends TypeOptionWidget {
     return SelectOptionTypeOptionWidget(
       options: selectOptionAction.typeOption.options,
       beginEdit: () {
-        PopoverContainerState.of(context).closeAll();
+        PopoverContainer.of(context).closeAll();
       },
       popoverMutex: popoverMutex,
       typeOptionAction: selectOptionAction,

frontend/app_flowy/lib/plugins/grid/presentation/widgets/header/type_option/number.dart

@@ -83,7 +83,7 @@ class NumberTypeOptionWidget extends TypeOptionWidget {
                       context
                           .read<NumberTypeOptionBloc>()
                           .add(NumberTypeOptionEvent.didSelectFormat(format));
-                      PopoverContainerState.of(popoverContext).closeAll();
+                      PopoverContainer.of(popoverContext).closeAll();
                     },
                     selectedFormat: state.typeOption.format,
                   ),

frontend/app_flowy/lib/plugins/grid/presentation/widgets/header/type_option/select_option.dart

@@ -208,13 +208,13 @@ class _OptionCellState extends State<_OptionCell> {
               context
                   .read<SelectOptionTypeOptionBloc>()
                   .add(SelectOptionTypeOptionEvent.deleteOption(widget.option));
-              PopoverContainerState.of(popoverContext).closeAll();
+              PopoverContainer.of(popoverContext).closeAll();
             },
             onUpdated: (updatedOption) {
               context
                   .read<SelectOptionTypeOptionBloc>()
                   .add(SelectOptionTypeOptionEvent.updateOption(updatedOption));
-              PopoverContainerState.of(popoverContext).closeAll();
+              PopoverContainer.of(popoverContext).closeAll();
             },
             key: ValueKey(widget.option.id),
           ),

frontend/app_flowy/lib/plugins/grid/presentation/widgets/header/type_option/single_select.dart

@@ -40,7 +40,7 @@ class SingleSelectTypeOptionWidget extends TypeOptionWidget {
     return SelectOptionTypeOptionWidget(
       options: selectOptionAction.typeOption.options,
       beginEdit: () {
-        PopoverContainerState.of(context).closeAll();
+        PopoverContainer.of(context).closeAll();
       },
       popoverMutex: popoverMutex,
       typeOptionAction: selectOptionAction,

frontend/app_flowy/packages/appflowy_popover/lib/popover.dart

@@ -284,6 +284,15 @@ class PopoverContainer extends StatefulWidget {
 
   @override
   State<StatefulWidget> createState() => PopoverContainerState();
+
+  static PopoverContainerState of(BuildContext context) {
+    if (context is StatefulElement && context.state is PopoverContainerState) {
+      return context.state as PopoverContainerState;
+    }
+    final PopoverContainerState? result =
+        context.findAncestorStateOfType<PopoverContainerState>();
+    return result!;
+  }
 }
 
 class PopoverContainerState extends State<PopoverContainer> {
@@ -302,13 +311,4 @@ class PopoverContainerState extends State<PopoverContainer> {
   close() => widget.onClose();
 
   closeAll() => widget.onCloseAll();
-
-  static PopoverContainerState of(BuildContext context) {
-    if (context is StatefulElement && context.state is PopoverContainerState) {
-      return context.state as PopoverContainerState;
-    }
-    final PopoverContainerState? result =
-        context.findAncestorStateOfType<PopoverContainerState>();
-    return result!;
-  }
 }