feat(flutter): 接入分类记录收藏与下载授权

lib/pages/discover/discover_logic.dart

@@ -19,7 +19,6 @@ class DiscoverLogic extends ChangeNotifier {
   final TextEditingController search = TextEditingController();
   final FocusNode searchFocus = FocusNode();
   final ScrollController scroll = ScrollController();
-  int category = 0;
   bool searchOpen = false;
   bool _disposed = false;
 
@@ -35,11 +34,6 @@ class DiscoverLogic extends ChangeNotifier {
         .catchError((Object _) => null);
   }
 
-  void selectCategory(int index) {
-    category = index;
-    notify();
-  }
-
   void onSearchChanged() => notify();
 
   bool get showSearch => searchOpen || search.text.isNotEmpty;
@@ -105,7 +99,12 @@ class DiscoverLogic extends ChangeNotifier {
     } else if (embedded && onDramaSelected != null) {
       onDramaSelected(selected);
     } else {
-      act(context, DiscoverPageAction.detail, embedded: embedded, onAction: onAction);
+      act(
+        context,
+        DiscoverPageAction.detail,
+        embedded: embedded,
+        onAction: onAction,
+      );
     }
   }
 
@@ -123,42 +122,6 @@ class DiscoverLogic extends ChangeNotifier {
     ).showSnackBar(SnackBar(content: Text(l10n.demoCatalogNotice)));
   }
 
-  void showFilters(BuildContext context) {
-    final l10n = AppLocalizations.of(context)!;
-    final labels = [
-      l10n.forYou,
-      l10n.hot,
-      l10n.newest,
-      l10n.romance,
-      l10n.actionGenre,
-    ];
-    showModalBottomSheet<void>(
-      context: context,
-      backgroundColor: const Color(0xFF202126),
-      showDragHandle: true,
-      builder: (sheetContext) => SafeArea(
-        child: Column(
-          mainAxisSize: MainAxisSize.min,
-          children: [
-            ListTile(title: Text(l10n.filter)),
-            for (var index = 0; index < labels.length; index++)
-              ListTile(
-                title: Text(labels[index]),
-                trailing: index == category
-                    ? const Icon(Icons.check_rounded, color: Color(0xFF2F7BFF))
-                    : null,
-                onTap: () {
-                  selectCategory(index);
-                  Navigator.pop(sheetContext);
-                },
-              ),
-            const SizedBox(height: 8),
-          ],
-        ),
-      ),
-    );
-  }
-
   @override
   void dispose() {
     _disposed = true;