fix

lib/features/documents/documents.dart

@@ -131,7 +131,7 @@ class DocumentManagerScreen extends StatelessScreen {
       children: [
         Expanded(
           child: EnhancedListView<Document, SearchField, Category, Query>(
-            key: model.vehicleScreenManager,
+            key: model.enhancedListViewKey,
             controller: controller,
             repository: repository,
           ),
@@ -240,25 +240,25 @@ class DocumentModel extends FlutterFlowModel<DocumentPage> {
   DocumentModel(this.bloc);
 
   late EnhancedListViewKey<Document, SearchField, Category, Query>
-      vehicleScreenManager;
-  late DocumentKey vehicleScreenViewer;
+      enhancedListViewKey;
+  late EnhancedCarouselViewKey<Category> carouselViewKey;
 
-  late bool categoryIsSelected;
+  late DocumentKey vehicleScreenViewer;
 
   /// ------------
 
   @override
   void initState(BuildContext context) {
-    vehicleScreenManager =
+    enhancedListViewKey =
         EnhancedListViewKey<Document, SearchField, Category, Query>();
+    carouselViewKey = EnhancedCarouselViewKey<Category>();
     vehicleScreenViewer = DocumentKey();
-
-    categoryIsSelected = false;
   }
 
   @override
   void dispose() {
-    vehicleScreenManager.currentState?.dispose();
+    enhancedListViewKey.currentState?.dispose();
+    carouselViewKey.currentState?.dispose();
     vehicleScreenViewer.currentState?.dispose();
   }
 
@@ -338,6 +338,7 @@ class DocumentModel extends FlutterFlowModel<DocumentPage> {
         }
 
         return EnhancedCarouselView<T>(
+          key: carouselViewKey,
           dataProvider: fetchData,
           itemBuilder: categoryItemBuilder,
           filter: filterByCategory<T>,
@@ -454,18 +455,14 @@ class DocumentModel extends FlutterFlowModel<DocumentPage> {
   /// [Filter]
 
   void filterBySearchBar<T>(T query, BuildContext context) {
-    final key = vehicleScreenManager.currentState;
-    return key?.filterBodyItems(query);
+    final enhancedListViewState = enhancedListViewKey.currentState;
+    return enhancedListViewState?.filterBodyItems(query);
   }
 
-  void filterByCategory<T>(T query, BuildContext context) {
-    final key = vehicleScreenManager.currentState;
+  void filterByCategory<T>(T? query, BuildContext context) {
+    final enhancedListViewState = enhancedListViewKey.currentState;
 
-    categoryIsSelected
-        ? key?.filterBodyItems(null)
-        : key?.filterBodyItems(query);
-
-    categoryIsSelected = !categoryIsSelected;
+    enhancedListViewState?.filterBodyItems(query);
   }
 
   /// [Exception]

lib/shared/widgets/enhanced_carousel_view.dart

@@ -1,10 +1,14 @@
+import 'dart:developer';
+
 import 'package:flutter/material.dart';
 import 'package:hub/flutter_flow/index.dart';
 import 'package:hub/shared/utils.dart';
 
+typedef EnhancedCarouselViewKey<T> = GlobalKey<_EnhancedCarouselViewState<T>>;
+
 class EnhancedCarouselView<T> extends StatefulWidget {
   final Future<List<T?>> Function() dataProvider;
-  final void Function(T, BuildContext) filter;
+  final void Function(T?, BuildContext) filter;
   final Widget Function<T>(T? item, bool isSelected) itemBuilder;
   final bool showIndicator;
 
@@ -24,6 +28,10 @@ class EnhancedCarouselView<T> extends StatefulWidget {
 class _EnhancedCarouselViewState<T> extends State<EnhancedCarouselView<T>> {
   T? selectedCategory;
 
+  bool itemIsSelected(T item) {
+    return selectedCategory == item;
+  }
+
   @override
   Widget build(BuildContext context) {
     final theme = FlutterFlowTheme.of(context);
@@ -56,7 +64,7 @@ class _EnhancedCarouselViewState<T> extends State<EnhancedCarouselView<T>> {
                 if (!snapshot.hasData) return SizedBox();
                 final items = snapshot.data!
                     .map((item) =>
-                        widget.itemBuilder(item, item == selectedCategory))
+                        widget.itemBuilder(item, itemIsSelected(item as T)))
                     .toList();
                 return SizedBox(
                   height: 130, // Set a specific height
@@ -74,14 +82,22 @@ class _EnhancedCarouselViewState<T> extends State<EnhancedCarouselView<T>> {
                     shape: RoundedRectangleBorder(
                       borderRadius: BorderRadius.circular(10),
                     ),
-                    onTap: (index) {
+                    onTap: (index) async {
+                      log('Selected: ${snapshot.data![index]}');
+                      log('Selected Category: $selectedCategory');
+                      final bool isSame =
+                          itemIsSelected(snapshot.data![index]!);
                       setState(() {
-                        if (selectedCategory == snapshot.data![index])
+                        if (isSame) {
                           selectedCategory = null;
-                        else
+                        } else {
                           selectedCategory = snapshot.data![index] as T;
+                        }
                       });
-                      widget.filter(snapshot.data![index] as T, context);
+                      if (isSame)
+                        widget.filter(null, context);
+                      else
+                        widget.filter(snapshot.data![index] as T, context);
                     },
                     children: items,
                   ),

lib/shared/widgets/read_view.dart

@@ -122,7 +122,9 @@ class ReadViewState extends State<ReadView> {
       if (response.statusCode == 200) {
         final XFile xfile = XFile.fromData(response.bodyBytes,
             name: '${widget.title}.pdf', mimeType: 'application/pdf');
-        await Share.shareXFiles([xfile], text: 'Confira este PDF!');
+        await Share.shareXFiles([xfile],
+            text: 'Confira este PDF!',
+            fileNameOverrides: ['${widget.title}.pdf']);
       } else {
         throw Exception(
             'Erro ao compartilhar o arquivo: ${response.statusCode}');