fix(ui,localization): change label displayed when there is no photo or videos to attach

packages/stream_chat_flutter/CHANGELOG.md

@@ -4,6 +4,9 @@
 - [[#1424]](https://github.com/GetStream/stream-chat-flutter/issues/1424) Fixed a render issue when showing messages starting with 4 whitespaces.
 - Fixed a bug where the `AttachmentPickerBottomSheet` was not able to identify the mobile browser.
 
+✅ Added
+- New `noPhotoOrVideoLabel` displayed when there is no files to choose.
+
 ## 5.2.0
 
 ✅ Added

packages/stream_chat_flutter/lib/src/localization/translations.dart

@@ -18,6 +18,9 @@ abstract class Translations {
   /// The label for showing no users
   String get noUsersLabel;
 
+  /// The label for showing no photo or video
+  String get noPhotoOrVideoLabel;
+
   /// The text for showing user is online
   String get userOnlineText;
 
@@ -373,6 +376,9 @@ class DefaultTranslations implements Translations {
   @override
   String get noUsersLabel => 'There are no users currently';
 
+  @override
+  String get noPhotoOrVideoLabel => 'There is no photo or video';
+
   @override
   String get retryLabel => 'Retry';
 

packages/stream_chat_flutter/lib/src/scroll_view/photo_gallery/stream_photo_gallery.dart

@@ -366,7 +366,7 @@ class StreamPhotoGallery extends StatelessWidget {
                     color: chatThemeData.colorTheme.disabled,
                   ),
                   emptyTitle: Text(
-                    context.translations.noUsersLabel,
+                    context.translations.noPhotoOrVideoLabel,
                     style: chatThemeData.textTheme.headline,
                   ),
                 ),
@@ -377,7 +377,7 @@ class StreamPhotoGallery extends StatelessWidget {
         return StreamScrollViewLoadMoreError.grid(
           onTap: controller.retry,
           error: Text(
-            context.translations.loadingUsersError,
+            context.translations.genericErrorText,
             textAlign: TextAlign.center,
           ),
         );
@@ -400,7 +400,7 @@ class StreamPhotoGallery extends StatelessWidget {
         return errorBuilder?.call(context, error) ??
             Center(
               child: StreamScrollViewErrorWidget(
-                errorTitle: Text(context.translations.loadingUsersError),
+                errorTitle: Text(context.translations.genericErrorText),
                 onRetryPressed: controller.refresh,
               ),
             );