add detail, fetch products, categories

lib/features/categories/data/datasources/category_remote_datasource.dart

@@ -0,0 +1,51 @@
+import '../models/category_model.dart';
+import '../../../../core/network/dio_client.dart';
+import '../../../../core/constants/api_constants.dart';
+import '../../../../core/errors/exceptions.dart';
+
+/// Category remote data source using API
+abstract class CategoryRemoteDataSource {
+  Future<List<CategoryModel>> getAllCategories();
+  Future<CategoryModel> getCategoryById(String id);
+}
+
+class CategoryRemoteDataSourceImpl implements CategoryRemoteDataSource {
+  final DioClient client;
+
+  CategoryRemoteDataSourceImpl(this.client);
+
+  @override
+  Future<List<CategoryModel>> getAllCategories() async {
+    try {
+      final response = await client.get(ApiConstants.categories);
+
+      // API returns: { success: true, data: [...categories...] }
+      if (response.data['success'] == true) {
+        final List<dynamic> data = response.data['data'] ?? [];
+        return data.map((json) => CategoryModel.fromJson(json)).toList();
+      } else {
+        throw ServerException(response.data['message'] ?? 'Failed to fetch categories');
+      }
+    } catch (e) {
+      if (e is ServerException) rethrow;
+      throw ServerException('Failed to fetch categories: $e');
+    }
+  }
+
+  @override
+  Future<CategoryModel> getCategoryById(String id) async {
+    try {
+      final response = await client.get(ApiConstants.categoryById(id));
+
+      // API returns: { success: true, data: {...category...} }
+      if (response.data['success'] == true) {
+        return CategoryModel.fromJson(response.data['data']);
+      } else {
+        throw ServerException(response.data['message'] ?? 'Category not found');
+      }
+    } catch (e) {
+      if (e is ServerException) rethrow;
+      throw ServerException('Failed to fetch category: $e');
+    }
+  }
+}

lib/features/categories/data/providers/category_providers.dart

@@ -0,0 +1,43 @@
+import 'package:riverpod_annotation/riverpod_annotation.dart';
+import 'package:hive_ce/hive.dart';
+import '../datasources/category_local_datasource.dart';
+import '../datasources/category_remote_datasource.dart';
+import '../repositories/category_repository_impl.dart';
+import '../models/category_model.dart';
+import '../../domain/repositories/category_repository.dart';
+import '../../../../core/providers/providers.dart';
+import '../../../../core/constants/storage_constants.dart';
+
+part 'category_providers.g.dart';
+
+/// Provider for category Hive box
+@riverpod
+Box<CategoryModel> categoryBox(Ref ref) {
+  return Hive.box<CategoryModel>(StorageConstants.categoriesBox);
+}
+
+/// Provider for category local data source
+@riverpod
+CategoryLocalDataSource categoryLocalDataSource(Ref ref) {
+  final box = ref.watch(categoryBoxProvider);
+  return CategoryLocalDataSourceImpl(box);
+}
+
+/// Provider for category remote data source
+@riverpod
+CategoryRemoteDataSource categoryRemoteDataSource(Ref ref) {
+  final dioClient = ref.watch(dioClientProvider);
+  return CategoryRemoteDataSourceImpl(dioClient);
+}
+
+/// Provider for category repository
+@riverpod
+CategoryRepository categoryRepository(Ref ref) {
+  final localDataSource = ref.watch(categoryLocalDataSourceProvider);
+  final remoteDataSource = ref.watch(categoryRemoteDataSourceProvider);
+
+  return CategoryRepositoryImpl(
+    localDataSource: localDataSource,
+    remoteDataSource: remoteDataSource,
+  );
+}

lib/features/categories/data/providers/category_providers.g.dart

@@ -0,0 +1,220 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'category_providers.dart';
+
+// **************************************************************************
+// RiverpodGenerator
+// **************************************************************************
+
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: type=lint, type=warning
+/// Provider for category Hive box
+
+@ProviderFor(categoryBox)
+const categoryBoxProvider = CategoryBoxProvider._();
+
+/// Provider for category Hive box
+
+final class CategoryBoxProvider
+    extends
+        $FunctionalProvider<
+          Box<CategoryModel>,
+          Box<CategoryModel>,
+          Box<CategoryModel>
+        >
+    with $Provider<Box<CategoryModel>> {
+  /// Provider for category Hive box
+  const CategoryBoxProvider._()
+    : super(
+        from: null,
+        argument: null,
+        retry: null,
+        name: r'categoryBoxProvider',
+        isAutoDispose: true,
+        dependencies: null,
+        $allTransitiveDependencies: null,
+      );
+
+  @override
+  String debugGetCreateSourceHash() => _$categoryBoxHash();
+
+  @$internal
+  @override
+  $ProviderElement<Box<CategoryModel>> $createElement(
+    $ProviderPointer pointer,
+  ) => $ProviderElement(pointer);
+
+  @override
+  Box<CategoryModel> create(Ref ref) {
+    return categoryBox(ref);
+  }
+
+  /// {@macro riverpod.override_with_value}
+  Override overrideWithValue(Box<CategoryModel> value) {
+    return $ProviderOverride(
+      origin: this,
+      providerOverride: $SyncValueProvider<Box<CategoryModel>>(value),
+    );
+  }
+}
+
+String _$categoryBoxHash() => r'cbcd3cf6f0673b13a5e0af6dba10ca10f32be70c';
+
+/// Provider for category local data source
+
+@ProviderFor(categoryLocalDataSource)
+const categoryLocalDataSourceProvider = CategoryLocalDataSourceProvider._();
+
+/// Provider for category local data source
+
+final class CategoryLocalDataSourceProvider
+    extends
+        $FunctionalProvider<
+          CategoryLocalDataSource,
+          CategoryLocalDataSource,
+          CategoryLocalDataSource
+        >
+    with $Provider<CategoryLocalDataSource> {
+  /// Provider for category local data source
+  const CategoryLocalDataSourceProvider._()
+    : super(
+        from: null,
+        argument: null,
+        retry: null,
+        name: r'categoryLocalDataSourceProvider',
+        isAutoDispose: true,
+        dependencies: null,
+        $allTransitiveDependencies: null,
+      );
+
+  @override
+  String debugGetCreateSourceHash() => _$categoryLocalDataSourceHash();
+
+  @$internal
+  @override
+  $ProviderElement<CategoryLocalDataSource> $createElement(
+    $ProviderPointer pointer,
+  ) => $ProviderElement(pointer);
+
+  @override
+  CategoryLocalDataSource create(Ref ref) {
+    return categoryLocalDataSource(ref);
+  }
+
+  /// {@macro riverpod.override_with_value}
+  Override overrideWithValue(CategoryLocalDataSource value) {
+    return $ProviderOverride(
+      origin: this,
+      providerOverride: $SyncValueProvider<CategoryLocalDataSource>(value),
+    );
+  }
+}
+
+String _$categoryLocalDataSourceHash() =>
+    r'8d42c0dcfb986dfa0413e4267c4b08f24963ef50';
+
+/// Provider for category remote data source
+
+@ProviderFor(categoryRemoteDataSource)
+const categoryRemoteDataSourceProvider = CategoryRemoteDataSourceProvider._();
+
+/// Provider for category remote data source
+
+final class CategoryRemoteDataSourceProvider
+    extends
+        $FunctionalProvider<
+          CategoryRemoteDataSource,
+          CategoryRemoteDataSource,
+          CategoryRemoteDataSource
+        >
+    with $Provider<CategoryRemoteDataSource> {
+  /// Provider for category remote data source
+  const CategoryRemoteDataSourceProvider._()
+    : super(
+        from: null,
+        argument: null,
+        retry: null,
+        name: r'categoryRemoteDataSourceProvider',
+        isAutoDispose: true,
+        dependencies: null,
+        $allTransitiveDependencies: null,
+      );
+
+  @override
+  String debugGetCreateSourceHash() => _$categoryRemoteDataSourceHash();
+
+  @$internal
+  @override
+  $ProviderElement<CategoryRemoteDataSource> $createElement(
+    $ProviderPointer pointer,
+  ) => $ProviderElement(pointer);
+
+  @override
+  CategoryRemoteDataSource create(Ref ref) {
+    return categoryRemoteDataSource(ref);
+  }
+
+  /// {@macro riverpod.override_with_value}
+  Override overrideWithValue(CategoryRemoteDataSource value) {
+    return $ProviderOverride(
+      origin: this,
+      providerOverride: $SyncValueProvider<CategoryRemoteDataSource>(value),
+    );
+  }
+}
+
+String _$categoryRemoteDataSourceHash() =>
+    r'60294160d6655f1455064fb01016d341570e9a5d';
+
+/// Provider for category repository
+
+@ProviderFor(categoryRepository)
+const categoryRepositoryProvider = CategoryRepositoryProvider._();
+
+/// Provider for category repository
+
+final class CategoryRepositoryProvider
+    extends
+        $FunctionalProvider<
+          CategoryRepository,
+          CategoryRepository,
+          CategoryRepository
+        >
+    with $Provider<CategoryRepository> {
+  /// Provider for category repository
+  const CategoryRepositoryProvider._()
+    : super(
+        from: null,
+        argument: null,
+        retry: null,
+        name: r'categoryRepositoryProvider',
+        isAutoDispose: true,
+        dependencies: null,
+        $allTransitiveDependencies: null,
+      );
+
+  @override
+  String debugGetCreateSourceHash() => _$categoryRepositoryHash();
+
+  @$internal
+  @override
+  $ProviderElement<CategoryRepository> $createElement(
+    $ProviderPointer pointer,
+  ) => $ProviderElement(pointer);
+
+  @override
+  CategoryRepository create(Ref ref) {
+    return categoryRepository(ref);
+  }
+
+  /// {@macro riverpod.override_with_value}
+  Override overrideWithValue(CategoryRepository value) {
+    return $ProviderOverride(
+      origin: this,
+      providerOverride: $SyncValueProvider<CategoryRepository>(value),
+    );
+  }
+}
+
+String _$categoryRepositoryHash() =>
+    r'256a9f2aa52a1858bbb50a87f2f838c33552ef22';

lib/features/categories/data/repositories/category_repository_impl.dart

@@ -2,14 +2,17 @@ import 'package:dartz/dartz.dart';
 import '../../domain/entities/category.dart';
 import '../../domain/repositories/category_repository.dart';
 import '../datasources/category_local_datasource.dart';
+import '../datasources/category_remote_datasource.dart';
 import '../../../../core/errors/failures.dart';
 import '../../../../core/errors/exceptions.dart';
 
 class CategoryRepositoryImpl implements CategoryRepository {
   final CategoryLocalDataSource localDataSource;
+  final CategoryRemoteDataSource remoteDataSource;
 
   CategoryRepositoryImpl({
     required this.localDataSource,
+    required this.remoteDataSource,
   });
 
   @override
@@ -38,12 +41,13 @@ class CategoryRepositoryImpl implements CategoryRepository {
   @override
   Future<Either<Failure, List<Category>>> syncCategories() async {
     try {
-      // For now, return cached categories
+      final categories = await remoteDataSource.getAllCategories();
-      // In the future, implement remote sync
+      await localDataSource.cacheCategories(categories);
-      final categories = await localDataSource.getAllCategories();
       return Right(categories.map((model) => model.toEntity()).toList());
-    } on CacheException catch (e) {
+    } on ServerException catch (e) {
-      return Left(CacheFailure(e.message));
+      return Left(ServerFailure(e.message));
+    } on NetworkException catch (e) {
+      return Left(NetworkFailure(e.message));
     }
   }
 }

lib/features/categories/presentation/pages/category_detail_page.dart

@@ -0,0 +1,169 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import '../../domain/entities/category.dart';
+import '../../../products/presentation/providers/products_provider.dart';
+import '../../../products/presentation/widgets/product_card.dart';
+import '../../../products/presentation/widgets/product_list_item.dart';
+
+/// View mode for products display
+enum ViewMode { grid, list }
+
+/// Category detail page showing products in the category
+class CategoryDetailPage extends ConsumerStatefulWidget {
+  final Category category;
+
+  const CategoryDetailPage({
+    super.key,
+    required this.category,
+  });
+
+  @override
+  ConsumerState<CategoryDetailPage> createState() => _CategoryDetailPageState();
+}
+
+class _CategoryDetailPageState extends ConsumerState<CategoryDetailPage> {
+  ViewMode _viewMode = ViewMode.grid;
+
+  @override
+  Widget build(BuildContext context) {
+    final productsAsync = ref.watch(productsProvider);
+
+    return Scaffold(
+      appBar: AppBar(
+        title: Text(widget.category.name),
+        actions: [
+          // View mode toggle
+          IconButton(
+            icon: Icon(
+              _viewMode == ViewMode.grid
+                  ? Icons.view_list_rounded
+                  : Icons.grid_view_rounded,
+            ),
+            onPressed: () {
+              setState(() {
+                _viewMode =
+                    _viewMode == ViewMode.grid ? ViewMode.list : ViewMode.grid;
+              });
+            },
+            tooltip: _viewMode == ViewMode.grid
+                ? 'Switch to list view'
+                : 'Switch to grid view',
+          ),
+        ],
+      ),
+      body: productsAsync.when(
+        data: (products) {
+          // Filter products by category
+          final categoryProducts = products
+              .where((product) => product.categoryId == widget.category.id)
+              .toList();
+
+          if (categoryProducts.isEmpty) {
+            return Center(
+              child: Column(
+                mainAxisAlignment: MainAxisAlignment.center,
+                children: [
+                  Icon(
+                    Icons.inventory_2_outlined,
+                    size: 64,
+                    color: Theme.of(context).colorScheme.onSurfaceVariant,
+                  ),
+                  const SizedBox(height: 16),
+                  Text(
+                    'No products in this category',
+                    style: Theme.of(context).textTheme.titleMedium?.copyWith(
+                          color: Theme.of(context).colorScheme.onSurfaceVariant,
+                        ),
+                  ),
+                  const SizedBox(height: 8),
+                  Text(
+                    'Products will appear here once added',
+                    style: Theme.of(context).textTheme.bodySmall?.copyWith(
+                          color: Theme.of(context).colorScheme.onSurfaceVariant,
+                        ),
+                  ),
+                ],
+              ),
+            );
+          }
+
+          return RefreshIndicator(
+            onRefresh: () async {
+              await ref.read(productsProvider.notifier).syncProducts();
+            },
+            child: _viewMode == ViewMode.grid
+                ? _buildGridView(categoryProducts)
+                : _buildListView(categoryProducts),
+          );
+        },
+        loading: () => const Center(
+          child: CircularProgressIndicator(),
+        ),
+        error: (error, stack) => Center(
+          child: Column(
+            mainAxisAlignment: MainAxisAlignment.center,
+            children: [
+              Icon(
+                Icons.error_outline,
+                size: 64,
+                color: Theme.of(context).colorScheme.error,
+              ),
+              const SizedBox(height: 16),
+              Text(
+                'Error loading products',
+                style: Theme.of(context).textTheme.titleMedium,
+              ),
+              const SizedBox(height: 8),
+              Text(
+                error.toString(),
+                style: Theme.of(context).textTheme.bodySmall,
+                textAlign: TextAlign.center,
+              ),
+              const SizedBox(height: 16),
+              FilledButton.icon(
+                onPressed: () {
+                  ref.invalidate(productsProvider);
+                },
+                icon: const Icon(Icons.refresh),
+                label: const Text('Retry'),
+              ),
+            ],
+          ),
+        ),
+      ),
+    );
+  }
+
+  /// Build grid view
+  Widget _buildGridView(List products) {
+    return GridView.builder(
+      padding: const EdgeInsets.all(16),
+      gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(
+        crossAxisCount: 2,
+        childAspectRatio: 0.75,
+        crossAxisSpacing: 12,
+        mainAxisSpacing: 12,
+      ),
+      itemCount: products.length,
+      itemBuilder: (context, index) {
+        return ProductCard(product: products[index]);
+      },
+    );
+  }
+
+  /// Build list view
+  Widget _buildListView(List products) {
+    return ListView.builder(
+      padding: const EdgeInsets.symmetric(vertical: 8),
+      itemCount: products.length,
+      itemBuilder: (context, index) {
+        return ProductListItem(
+          product: products[index],
+          onTap: () {
+            // TODO: Navigate to product detail or add to cart
+          },
+        );
+      },
+    );
+  }
+}

lib/features/categories/presentation/providers/categories_provider.dart

@@ -1,31 +1,92 @@
 import 'package:riverpod_annotation/riverpod_annotation.dart';
 import '../../domain/entities/category.dart';
+import '../../data/providers/category_providers.dart';
+import '../../../../core/providers/providers.dart';
 
 part 'categories_provider.g.dart';
 
-/// Provider for categories list
+/// Provider for categories list with API-first approach
 @riverpod
 class Categories extends _$Categories {
   @override
   Future<List<Category>> build() async {
-    // TODO: Implement with repository
+    // API-first: Try to load from API first
-    return [];
+    final repository = ref.watch(categoryRepositoryProvider);
+    final networkInfo = ref.watch(networkInfoProvider);
+
+    // Check if online
+    final isConnected = await networkInfo.isConnected;
+
+    if (isConnected) {
+      // Try API first
+      try {
+        final syncResult = await repository.syncCategories();
+        return syncResult.fold(
+          (failure) {
+            // API failed, fallback to cache
+            print('Categories API failed, falling back to cache: ${failure.message}');
+            return _loadFromCache();
+          },
+          (categories) => categories,
+        );
+      } catch (e) {
+        // API error, fallback to cache
+        print('Categories API error, falling back to cache: $e');
+        return _loadFromCache();
+      }
+    } else {
+      // Offline, load from cache
+      print('Offline, loading categories from cache');
+      return _loadFromCache();
+    }
   }
 
+  /// Load categories from local cache
+  Future<List<Category>> _loadFromCache() async {
+    final repository = ref.read(categoryRepositoryProvider);
+    final result = await repository.getAllCategories();
+
+    return result.fold(
+      (failure) {
+        print('Categories cache load failed: ${failure.message}');
+        return <Category>[];
+      },
+      (categories) => categories,
+    );
+  }
+
+  /// Refresh categories from local storage
   Future<void> refresh() async {
     state = const AsyncValue.loading();
     state = await AsyncValue.guard(() async {
-      // Fetch categories from repository
+      final repository = ref.read(categoryRepositoryProvider);
-      return [];
+      final result = await repository.getAllCategories();
+
+      return result.fold(
+        (failure) => throw Exception(failure.message),
+        (categories) => categories,
+      );
     });
   }
 
+  /// Sync categories from API and update local storage
   Future<void> syncCategories() async {
-    // TODO: Implement sync logic with remote data source
+    final networkInfo = ref.read(networkInfoProvider);
+    final isConnected = await networkInfo.isConnected;
+
+    if (!isConnected) {
+      throw Exception('No internet connection');
+    }
+
     state = const AsyncValue.loading();
     state = await AsyncValue.guard(() async {
-      // Sync categories from API
+      final repository = ref.read(categoryRepositoryProvider);
-      return [];
+      final result = await repository.syncCategories();
+
+      return result.fold(
+        (failure) => throw Exception(failure.message),
+        (categories) => categories,
+      );
     });
   }
 }

lib/features/categories/presentation/providers/categories_provider.g.dart

@@ -8,15 +8,15 @@ part of 'categories_provider.dart';
 
 // GENERATED CODE - DO NOT MODIFY BY HAND
 // ignore_for_file: type=lint, type=warning
-/// Provider for categories list
+/// Provider for categories list with API-first approach
 
 @ProviderFor(Categories)
 const categoriesProvider = CategoriesProvider._();
 
-/// Provider for categories list
+/// Provider for categories list with API-first approach
 final class CategoriesProvider
     extends $AsyncNotifierProvider<Categories, List<Category>> {
-  /// Provider for categories list
+  /// Provider for categories list with API-first approach
   const CategoriesProvider._()
     : super(
         from: null,
@@ -36,9 +36,9 @@ final class CategoriesProvider
   Categories create() => Categories();
 }
 
-String _$categoriesHash() => r'aa7afc38a5567b0f42ff05ca23b287baa4780cbe';
+String _$categoriesHash() => r'33c33b08f8926e5bbbd112285591c74a3ff0f61c';
 
-/// Provider for categories list
+/// Provider for categories list with API-first approach
 
 abstract class _$Categories extends $AsyncNotifier<List<Category>> {
   FutureOr<List<Category>> build();

lib/features/categories/presentation/widgets/category_card.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import '../../domain/entities/category.dart';
+import '../pages/category_detail_page.dart';
 
 /// Category card widget
 class CategoryCard extends StatelessWidget {
@@ -20,7 +21,13 @@ class CategoryCard extends StatelessWidget {
       color: color,
       child: InkWell(
         onTap: () {
-          // TODO: Filter products by category
+          // Navigate to category detail page
+          Navigator.push(
+            context,
+            MaterialPageRoute(
+              builder: (context) => CategoryDetailPage(category: category),
+            ),
+          );
         },
         child: Padding(
           padding: const EdgeInsets.all(16.0),

lib/features/products/presentation/pages/products_page.dart

@@ -2,13 +2,17 @@ import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import '../widgets/product_grid.dart';
 import '../widgets/product_search_bar.dart';
+import '../widgets/product_list_item.dart';
 import '../providers/products_provider.dart';
 import '../providers/selected_category_provider.dart' as product_providers;
 import '../providers/filtered_products_provider.dart';
 import '../../domain/entities/product.dart';
 import '../../../categories/presentation/providers/categories_provider.dart';
 
-/// Products page - displays all products in a grid
+/// View mode for products display
+enum ViewMode { grid, list }
+
+/// Products page - displays all products in a grid or list
 class ProductsPage extends ConsumerStatefulWidget {
   const ProductsPage({super.key});
 
@@ -18,6 +22,7 @@ class ProductsPage extends ConsumerStatefulWidget {
 
 class _ProductsPageState extends ConsumerState<ProductsPage> {
   ProductSortOption _sortOption = ProductSortOption.nameAsc;
+  ViewMode _viewMode = ViewMode.grid;
 
   @override
   Widget build(BuildContext context) {
@@ -43,6 +48,23 @@ class _ProductsPageState extends ConsumerState<ProductsPage> {
       appBar: AppBar(
         title: const Text('Products'),
         actions: [
+          // View mode toggle
+          IconButton(
+            icon: Icon(
+              _viewMode == ViewMode.grid
+                  ? Icons.view_list_rounded
+                  : Icons.grid_view_rounded,
+            ),
+            onPressed: () {
+              setState(() {
+                _viewMode =
+                    _viewMode == ViewMode.grid ? ViewMode.list : ViewMode.grid;
+              });
+            },
+            tooltip: _viewMode == ViewMode.grid
+                ? 'Switch to list view'
+                : 'Switch to grid view',
+          ),
           // Sort button
           PopupMenuButton<ProductSortOption>(
             icon: const Icon(Icons.sort),
@@ -195,11 +217,13 @@ class _ProductsPageState extends ConsumerState<ProductsPage> {
                       ),
                 ),
               ),
-            // Product grid
+            // Product grid or list
             Expanded(
-              child: ProductGrid(
+              child: _viewMode == ViewMode.grid
-                sortOption: _sortOption,
+                  ? ProductGrid(
-              ),
+                      sortOption: _sortOption,
+                    )
+                  : _buildListView(),
             ),
           ],
         ),
@@ -223,4 +247,84 @@ class _ProductsPageState extends ConsumerState<ProductsPage> {
       ),
     );
   }
+
+  /// Build list view for products
+  Widget _buildListView() {
+    final filteredProducts = ref.watch(filteredProductsProvider);
+
+    // Apply sorting
+    final sortedProducts = _sortProducts(filteredProducts, _sortOption);
+
+    if (sortedProducts.isEmpty) {
+      return const Center(
+        child: Column(
+          mainAxisAlignment: MainAxisAlignment.center,
+          children: [
+            Icon(
+              Icons.inventory_2_outlined,
+              size: 64,
+              color: Colors.grey,
+            ),
+            SizedBox(height: 16),
+            Text(
+              'No products found',
+              style: TextStyle(
+                fontSize: 16,
+                color: Colors.grey,
+              ),
+            ),
+            SizedBox(height: 8),
+            Text(
+              'Try adjusting your filters',
+              style: TextStyle(
+                fontSize: 14,
+                color: Colors.grey,
+              ),
+            ),
+          ],
+        ),
+      );
+    }
+
+    return ListView.builder(
+      padding: const EdgeInsets.symmetric(vertical: 8),
+      itemCount: sortedProducts.length,
+      itemBuilder: (context, index) {
+        return ProductListItem(
+          product: sortedProducts[index],
+          onTap: () {
+            // TODO: Navigate to product detail or add to cart
+          },
+        );
+      },
+    );
+  }
+
+  /// Sort products based on selected option
+  List<Product> _sortProducts(List<Product> products, ProductSortOption option) {
+    final sorted = List<Product>.from(products);
+
+    switch (option) {
+      case ProductSortOption.nameAsc:
+        sorted.sort((a, b) => a.name.compareTo(b.name));
+        break;
+      case ProductSortOption.nameDesc:
+        sorted.sort((a, b) => b.name.compareTo(a.name));
+        break;
+      case ProductSortOption.priceAsc:
+        sorted.sort((a, b) => a.price.compareTo(b.price));
+        break;
+      case ProductSortOption.priceDesc:
+        sorted.sort((a, b) => b.price.compareTo(a.price));
+        break;
+      case ProductSortOption.newest:
+        sorted.sort((a, b) => b.createdAt.compareTo(a.createdAt));
+        break;
+      case ProductSortOption.oldest:
+        sorted.sort((a, b) => a.createdAt.compareTo(b.createdAt));
+        break;
+    }
+
+    return sorted;
+  }
 }

lib/features/products/presentation/providers/products_provider.dart

@@ -101,17 +101,3 @@ class SearchQuery extends _$SearchQuery {
     state = query;
   }
 }
-
-/// Provider for filtered products
-@riverpod
-List<Product> filteredProducts(Ref ref) {
-  final products = ref.watch(productsProvider).value ?? [];
-  final query = ref.watch(searchQueryProvider);
-
-  if (query.isEmpty) return products;
-
-  return products.where((p) =>
-    p.name.toLowerCase().contains(query.toLowerCase()) ||
-    p.description.toLowerCase().contains(query.toLowerCase())
-  ).toList();
-}

lib/features/products/presentation/providers/products_provider.g.dart

@@ -116,49 +116,3 @@ abstract class _$SearchQuery extends $Notifier<String> {
     element.handleValue(ref, created);
   }
 }
-
-/// Provider for filtered products
-
-@ProviderFor(filteredProducts)
-const filteredProductsProvider = FilteredProductsProvider._();
-
-/// Provider for filtered products
-
-final class FilteredProductsProvider
-    extends $FunctionalProvider<List<Product>, List<Product>, List<Product>>
-    with $Provider<List<Product>> {
-  /// Provider for filtered products
-  const FilteredProductsProvider._()
-    : super(
-        from: null,
-        argument: null,
-        retry: null,
-        name: r'filteredProductsProvider',
-        isAutoDispose: true,
-        dependencies: null,
-        $allTransitiveDependencies: null,
-      );
-
-  @override
-  String debugGetCreateSourceHash() => _$filteredProductsHash();
-
-  @$internal
-  @override
-  $ProviderElement<List<Product>> $createElement($ProviderPointer pointer) =>
-      $ProviderElement(pointer);
-
-  @override
-  List<Product> create(Ref ref) {
-    return filteredProducts(ref);
-  }
-
-  /// {@macro riverpod.override_with_value}
-  Override overrideWithValue(List<Product> value) {
-    return $ProviderOverride(
-      origin: this,
-      providerOverride: $SyncValueProvider<List<Product>>(value),
-    );
-  }
-}
-
-String _$filteredProductsHash() => r'e4e0c549c454576fc599713a5237435a8dd4b277';

lib/features/products/presentation/widgets/product_list_item.dart

@@ -0,0 +1,131 @@
+import 'package:flutter/material.dart';
+import 'package:cached_network_image/cached_network_image.dart';
+import '../../domain/entities/product.dart';
+import '../../../../shared/widgets/price_display.dart';
+
+/// Product list item widget for list view
+class ProductListItem extends StatelessWidget {
+  final Product product;
+  final VoidCallback? onTap;
+
+  const ProductListItem({
+    super.key,
+    required this.product,
+    this.onTap,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    return Card(
+      margin: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
+      child: InkWell(
+        onTap: onTap,
+        child: Padding(
+          padding: const EdgeInsets.all(12.0),
+          child: Row(
+            children: [
+              // Product Image
+              ClipRRect(
+                borderRadius: BorderRadius.circular(8),
+                child: SizedBox(
+                  width: 80,
+                  height: 80,
+                  child: product.imageUrl != null
+                      ? CachedNetworkImage(
+                          imageUrl: product.imageUrl!,
+                          fit: BoxFit.cover,
+                          placeholder: (context, url) => const Center(
+                            child: CircularProgressIndicator(),
+                          ),
+                          errorWidget: (context, url, error) => Container(
+                            color: Theme.of(context)
+                                .colorScheme
+                                .surfaceContainerHighest,
+                            child: Icon(
+                              Icons.image_not_supported,
+                              color:
+                                  Theme.of(context).colorScheme.onSurfaceVariant,
+                            ),
+                          ),
+                        )
+                      : Container(
+                          color: Theme.of(context)
+                              .colorScheme
+                              .surfaceContainerHighest,
+                          child: Icon(
+                            Icons.inventory_2_outlined,
+                            color:
+                                Theme.of(context).colorScheme.onSurfaceVariant,
+                          ),
+                        ),
+                ),
+              ),
+              const SizedBox(width: 16),
+              // Product Info
+              Expanded(
+                child: Column(
+                  crossAxisAlignment: CrossAxisAlignment.start,
+                  children: [
+                    Text(
+                      product.name,
+                      style: Theme.of(context).textTheme.titleMedium?.copyWith(
+                            fontWeight: FontWeight.w600,
+                          ),
+                      maxLines: 2,
+                      overflow: TextOverflow.ellipsis,
+                    ),
+                    const SizedBox(height: 4),
+                    if (product.description.isNotEmpty)
+                      Text(
+                        product.description,
+                        style: Theme.of(context).textTheme.bodySmall?.copyWith(
+                              color: Theme.of(context).colorScheme.onSurfaceVariant,
+                            ),
+                        maxLines: 2,
+                        overflow: TextOverflow.ellipsis,
+                      ),
+                    const SizedBox(height: 8),
+                    Row(
+                      children: [
+                        PriceDisplay(price: product.price),
+                        const Spacer(),
+                        // Stock Badge
+                        Container(
+                          padding: const EdgeInsets.symmetric(
+                            horizontal: 8,
+                            vertical: 4,
+                          ),
+                          decoration: BoxDecoration(
+                            color: _getStockColor(context, product.stockQuantity),
+                            borderRadius: BorderRadius.circular(12),
+                          ),
+                          child: Text(
+                            'Stock: ${product.stockQuantity}',
+                            style: Theme.of(context).textTheme.bodySmall?.copyWith(
+                                  color: Colors.white,
+                                  fontWeight: FontWeight.w600,
+                                ),
+                          ),
+                        ),
+                      ],
+                    ),
+                  ],
+                ),
+              ),
+            ],
+          ),
+        ),
+      ),
+    );
+  }
+
+  Color _getStockColor(BuildContext context, int stock) {
+    if (stock == 0) {
+      return Colors.red;
+    } else if (stock < 5) {
+      return Colors.orange;
+    } else {
+      return Colors.green;
+    }
+  }
+}