add auth, format

lib/features/favorites/presentation/pages/favorites_page.dart

@@ -27,7 +27,11 @@ class FavoritesPage extends ConsumerWidget {
   const FavoritesPage({super.key});
 
   /// Show confirmation dialog before clearing all favorites
-  Future<void> _showClearAllDialog(BuildContext context, WidgetRef ref, int count) async {
+  Future<void> _showClearAllDialog(
+    BuildContext context,
+    WidgetRef ref,
+    int count,
+  ) async {
     final confirmed = await showDialog<bool>(
       context: context,
       builder: (context) => AlertDialog(
@@ -185,10 +189,7 @@ class _EmptyState extends StatelessWidget {
             // Subtext
             Text(
               'Thêm sản phẩm vào danh sách yêu thích để xem lại sau',
-              style: TextStyle(
-                fontSize: 14.0,
-                color: AppColors.grey500,
-              ),
+              style: TextStyle(fontSize: 14.0, color: AppColors.grey500),
               textAlign: TextAlign.center,
             ),
 
@@ -213,10 +214,7 @@ class _EmptyState extends StatelessWidget {
               ),
               child: const Text(
                 'Khám phá sản phẩm',
-                style: TextStyle(
-                  fontSize: 16.0,
-                  fontWeight: FontWeight.w600,
-                ),
+                style: TextStyle(fontSize: 16.0, fontWeight: FontWeight.w600),
               ),
             ),
           ],
@@ -351,10 +349,7 @@ class _ErrorState extends StatelessWidget {
   final Object error;
   final VoidCallback onRetry;
 
-  const _ErrorState({
-    required this.error,
-    required this.onRetry,
-  });
+  const _ErrorState({required this.error, required this.onRetry});
 
   @override
   Widget build(BuildContext context) {
@@ -389,10 +384,7 @@ class _ErrorState extends StatelessWidget {
             // Error message
             Text(
               error.toString(),
-              style: const TextStyle(
-                fontSize: 14.0,
-                color: AppColors.grey500,
-              ),
+              style: const TextStyle(fontSize: 14.0, color: AppColors.grey500),
               textAlign: TextAlign.center,
               maxLines: 3,
               overflow: TextOverflow.ellipsis,
@@ -417,10 +409,7 @@ class _ErrorState extends StatelessWidget {
               icon: const Icon(Icons.refresh),
               label: const Text(
                 'Thử lại',
-                style: TextStyle(
-                  fontSize: 16.0,
-                  fontWeight: FontWeight.w600,
-                ),
+                style: TextStyle(fontSize: 16.0, fontWeight: FontWeight.w600),
               ),
             ),
           ],
@@ -440,9 +429,7 @@ class _ErrorState extends StatelessWidget {
 class _FavoritesGrid extends StatelessWidget {
   final List<Product> products;
 
-  const _FavoritesGrid({
-    required this.products,
-  });
+  const _FavoritesGrid({required this.products});
 
   @override
   Widget build(BuildContext context) {
@@ -457,9 +444,7 @@ class _FavoritesGrid extends StatelessWidget {
       itemCount: products.length,
       itemBuilder: (context, index) {
         final product = products[index];
-        return RepaintBoundary(
-          child: FavoriteProductCard(product: product),
-        );
+        return RepaintBoundary(child: FavoriteProductCard(product: product));
       },
     );
   }

lib/features/favorites/presentation/providers/favorites_provider.dart

@@ -260,7 +260,9 @@ Future<List<Product>> favoriteProducts(Ref ref) async {
   final allProducts = await getProductsUseCase();
 
   // Filter to only include favorited products
-  return allProducts.where((product) => favoriteIds.contains(product.productId)).toList();
+  return allProducts
+      .where((product) => favoriteIds.contains(product.productId))
+      .toList();
 }
 
 // ============================================================================

lib/features/favorites/presentation/widgets/favorite_product_card.dart

@@ -22,10 +22,7 @@ import 'package:worker/features/products/domain/entities/product.dart';
 class FavoriteProductCard extends ConsumerWidget {
   final Product product;
 
-  const FavoriteProductCard({
-    super.key,
-    required this.product,
-  });
+  const FavoriteProductCard({super.key, required this.product});
 
   String _formatPrice(double price) {
     final formatter = NumberFormat('#,###', 'vi_VN');
@@ -60,7 +57,9 @@ class FavoriteProductCard extends ConsumerWidget {
 
     if (confirmed == true && context.mounted) {
       // Remove from favorites
-      await ref.read(favoritesProvider.notifier).removeFavorite(product.productId);
+      await ref
+          .read(favoritesProvider.notifier)
+          .removeFavorite(product.productId);
 
       // Show snackbar
       if (context.mounted) {
@@ -103,9 +102,7 @@ class FavoriteProductCard extends ConsumerWidget {
                     placeholder: (context, url) => Shimmer.fromColors(
                       baseColor: AppColors.grey100,
                       highlightColor: AppColors.grey50,
-                      child: Container(
-                        color: AppColors.grey100,
-                      ),
+                      child: Container(color: AppColors.grey100),
                     ),
                     errorWidget: (context, url, error) => Container(
                       color: AppColors.grey100,