update products

lib/features/products/data/datasources/product_remote_datasource.dart

@@ -1,12 +1,19 @@
 import '../models/product_model.dart';
 import '../../../../core/network/dio_client.dart';
 import '../../../../core/constants/api_constants.dart';
+import '../../../../core/errors/exceptions.dart';
 
 /// Product remote data source using API
 abstract class ProductRemoteDataSource {
-  Future<List<ProductModel>> getAllProducts();
+  Future<List<ProductModel>> getAllProducts({
+    int page = 1,
+    int limit = 20,
+    String? categoryId,
+    String? search,
+  });
   Future<ProductModel> getProductById(String id);
-  Future<List<ProductModel>> searchProducts(String query);
+  Future<List<ProductModel>> searchProducts(String query, {int page = 1, int limit = 20});
+  Future<List<ProductModel>> getProductsByCategory(String categoryId, {int page = 1, int limit = 20});
 }
 
 class ProductRemoteDataSourceImpl implements ProductRemoteDataSource {
@@ -15,25 +22,107 @@ class ProductRemoteDataSourceImpl implements ProductRemoteDataSource {
   ProductRemoteDataSourceImpl(this.client);
 
   @override
-  Future<List<ProductModel>> getAllProducts() async {
-    final response = await client.get(ApiConstants.products);
-    final List<dynamic> data = response.data['products'] ?? [];
-    return data.map((json) => ProductModel.fromJson(json)).toList();
+  Future<List<ProductModel>> getAllProducts({
+    int page = 1,
+    int limit = 20,
+    String? categoryId,
+    String? search,
+  }) async {
+    try {
+      final queryParams = <String, dynamic>{
+        'page': page,
+        'limit': limit,
+      };
+
+      if (categoryId != null) {
+        queryParams['categoryId'] = categoryId;
+      }
+
+      if (search != null && search.isNotEmpty) {
+        queryParams['search'] = search;
+      }
+
+      final response = await client.get(
+        ApiConstants.products,
+        queryParameters: queryParams,
+      );
+
+      // API returns: { success: true, data: [...products...], meta: {...} }
+      if (response.data['success'] == true) {
+        final List<dynamic> data = response.data['data'] ?? [];
+        return data.map((json) => ProductModel.fromJson(json)).toList();
+      } else {
+        throw ServerException(response.data['message'] ?? 'Failed to fetch products');
+      }
+    } catch (e) {
+      if (e is ServerException) rethrow;
+      throw ServerException('Failed to fetch products: $e');
+    }
   }
 
   @override
   Future<ProductModel> getProductById(String id) async {
-    final response = await client.get(ApiConstants.productById(id));
-    return ProductModel.fromJson(response.data);
+    try {
+      final response = await client.get(ApiConstants.productById(id));
+
+      // API returns: { success: true, data: {...product...} }
+      if (response.data['success'] == true) {
+        return ProductModel.fromJson(response.data['data']);
+      } else {
+        throw ServerException(response.data['message'] ?? 'Product not found');
+      }
+    } catch (e) {
+      if (e is ServerException) rethrow;
+      throw ServerException('Failed to fetch product: $e');
+    }
   }
 
   @override
-  Future<List<ProductModel>> searchProducts(String query) async {
-    final response = await client.get(
-      ApiConstants.searchProducts,
-      queryParameters: {'q': query},
-    );
-    final List<dynamic> data = response.data['products'] ?? [];
-    return data.map((json) => ProductModel.fromJson(json)).toList();
+  Future<List<ProductModel>> searchProducts(String query, {int page = 1, int limit = 20}) async {
+    try {
+      final response = await client.get(
+        ApiConstants.searchProducts,
+        queryParameters: {
+          'q': query,
+          'page': page,
+          'limit': limit,
+        },
+      );
+
+      // API returns: { success: true, data: [...products...], meta: {...} }
+      if (response.data['success'] == true) {
+        final List<dynamic> data = response.data['data'] ?? [];
+        return data.map((json) => ProductModel.fromJson(json)).toList();
+      } else {
+        throw ServerException(response.data['message'] ?? 'Failed to search products');
+      }
+    } catch (e) {
+      if (e is ServerException) rethrow;
+      throw ServerException('Failed to search products: $e');
+    }
+  }
+
+  @override
+  Future<List<ProductModel>> getProductsByCategory(String categoryId, {int page = 1, int limit = 20}) async {
+    try {
+      final response = await client.get(
+        ApiConstants.productsByCategory(categoryId),
+        queryParameters: {
+          'page': page,
+          'limit': limit,
+        },
+      );
+
+      // API returns: { success: true, data: [...products...], meta: {...} }
+      if (response.data['success'] == true) {
+        final List<dynamic> data = response.data['data'] ?? [];
+        return data.map((json) => ProductModel.fromJson(json)).toList();
+      } else {
+        throw ServerException(response.data['message'] ?? 'Failed to fetch products by category');
+      }
+    } catch (e) {
+      if (e is ServerException) rethrow;
+      throw ServerException('Failed to fetch products by category: $e');
+    }
   }
 }

lib/features/products/data/models/product_model.dart

@@ -86,12 +86,12 @@ class ProductModel extends HiveObject {
     return ProductModel(
       id: json['id'] as String,
       name: json['name'] as String,
-      description: json['description'] as String,
+      description: json['description'] as String? ?? '',
       price: (json['price'] as num).toDouble(),
       imageUrl: json['imageUrl'] as String?,
       categoryId: json['categoryId'] as String,
-      stockQuantity: json['stockQuantity'] as int,
-      isAvailable: json['isAvailable'] as bool,
+      stockQuantity: json['stockQuantity'] as int? ?? 0,
+      isAvailable: json['isAvailable'] as bool? ?? true,
       createdAt: DateTime.parse(json['createdAt'] as String),
       updatedAt: DateTime.parse(json['updatedAt'] as String),
     );

lib/features/products/data/providers/product_providers.dart

@@ -0,0 +1,43 @@
+import 'package:riverpod_annotation/riverpod_annotation.dart';
+import 'package:hive_ce/hive.dart';
+import '../datasources/product_local_datasource.dart';
+import '../datasources/product_remote_datasource.dart';
+import '../repositories/product_repository_impl.dart';
+import '../models/product_model.dart';
+import '../../domain/repositories/product_repository.dart';
+import '../../../../core/providers/providers.dart';
+import '../../../../core/constants/storage_constants.dart';
+
+part 'product_providers.g.dart';
+
+/// Provider for product Hive box
+@riverpod
+Box<ProductModel> productBox(Ref ref) {
+  return Hive.box<ProductModel>(StorageConstants.productsBox);
+}
+
+/// Provider for product local data source
+@riverpod
+ProductLocalDataSource productLocalDataSource(Ref ref) {
+  final box = ref.watch(productBoxProvider);
+  return ProductLocalDataSourceImpl(box);
+}
+
+/// Provider for product remote data source
+@riverpod
+ProductRemoteDataSource productRemoteDataSource(Ref ref) {
+  final dioClient = ref.watch(dioClientProvider);
+  return ProductRemoteDataSourceImpl(dioClient);
+}
+
+/// Provider for product repository
+@riverpod
+ProductRepository productRepository(Ref ref) {
+  final localDataSource = ref.watch(productLocalDataSourceProvider);
+  final remoteDataSource = ref.watch(productRemoteDataSourceProvider);
+
+  return ProductRepositoryImpl(
+    localDataSource: localDataSource,
+    remoteDataSource: remoteDataSource,
+  );
+}

lib/features/products/data/providers/product_providers.g.dart

@@ -0,0 +1,219 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'product_providers.dart';
+
+// **************************************************************************
+// RiverpodGenerator
+// **************************************************************************
+
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: type=lint, type=warning
+/// Provider for product Hive box
+
+@ProviderFor(productBox)
+const productBoxProvider = ProductBoxProvider._();
+
+/// Provider for product Hive box
+
+final class ProductBoxProvider
+    extends
+        $FunctionalProvider<
+          Box<ProductModel>,
+          Box<ProductModel>,
+          Box<ProductModel>
+        >
+    with $Provider<Box<ProductModel>> {
+  /// Provider for product Hive box
+  const ProductBoxProvider._()
+    : super(
+        from: null,
+        argument: null,
+        retry: null,
+        name: r'productBoxProvider',
+        isAutoDispose: true,
+        dependencies: null,
+        $allTransitiveDependencies: null,
+      );
+
+  @override
+  String debugGetCreateSourceHash() => _$productBoxHash();
+
+  @$internal
+  @override
+  $ProviderElement<Box<ProductModel>> $createElement(
+    $ProviderPointer pointer,
+  ) => $ProviderElement(pointer);
+
+  @override
+  Box<ProductModel> create(Ref ref) {
+    return productBox(ref);
+  }
+
+  /// {@macro riverpod.override_with_value}
+  Override overrideWithValue(Box<ProductModel> value) {
+    return $ProviderOverride(
+      origin: this,
+      providerOverride: $SyncValueProvider<Box<ProductModel>>(value),
+    );
+  }
+}
+
+String _$productBoxHash() => r'68cd21ea28cfc716f34daef17849a0393cdb2b80';
+
+/// Provider for product local data source
+
+@ProviderFor(productLocalDataSource)
+const productLocalDataSourceProvider = ProductLocalDataSourceProvider._();
+
+/// Provider for product local data source
+
+final class ProductLocalDataSourceProvider
+    extends
+        $FunctionalProvider<
+          ProductLocalDataSource,
+          ProductLocalDataSource,
+          ProductLocalDataSource
+        >
+    with $Provider<ProductLocalDataSource> {
+  /// Provider for product local data source
+  const ProductLocalDataSourceProvider._()
+    : super(
+        from: null,
+        argument: null,
+        retry: null,
+        name: r'productLocalDataSourceProvider',
+        isAutoDispose: true,
+        dependencies: null,
+        $allTransitiveDependencies: null,
+      );
+
+  @override
+  String debugGetCreateSourceHash() => _$productLocalDataSourceHash();
+
+  @$internal
+  @override
+  $ProviderElement<ProductLocalDataSource> $createElement(
+    $ProviderPointer pointer,
+  ) => $ProviderElement(pointer);
+
+  @override
+  ProductLocalDataSource create(Ref ref) {
+    return productLocalDataSource(ref);
+  }
+
+  /// {@macro riverpod.override_with_value}
+  Override overrideWithValue(ProductLocalDataSource value) {
+    return $ProviderOverride(
+      origin: this,
+      providerOverride: $SyncValueProvider<ProductLocalDataSource>(value),
+    );
+  }
+}
+
+String _$productLocalDataSourceHash() =>
+    r'ef4673055777e8dc8a8419a80548b319789d99f9';
+
+/// Provider for product remote data source
+
+@ProviderFor(productRemoteDataSource)
+const productRemoteDataSourceProvider = ProductRemoteDataSourceProvider._();
+
+/// Provider for product remote data source
+
+final class ProductRemoteDataSourceProvider
+    extends
+        $FunctionalProvider<
+          ProductRemoteDataSource,
+          ProductRemoteDataSource,
+          ProductRemoteDataSource
+        >
+    with $Provider<ProductRemoteDataSource> {
+  /// Provider for product remote data source
+  const ProductRemoteDataSourceProvider._()
+    : super(
+        from: null,
+        argument: null,
+        retry: null,
+        name: r'productRemoteDataSourceProvider',
+        isAutoDispose: true,
+        dependencies: null,
+        $allTransitiveDependencies: null,
+      );
+
+  @override
+  String debugGetCreateSourceHash() => _$productRemoteDataSourceHash();
+
+  @$internal
+  @override
+  $ProviderElement<ProductRemoteDataSource> $createElement(
+    $ProviderPointer pointer,
+  ) => $ProviderElement(pointer);
+
+  @override
+  ProductRemoteDataSource create(Ref ref) {
+    return productRemoteDataSource(ref);
+  }
+
+  /// {@macro riverpod.override_with_value}
+  Override overrideWithValue(ProductRemoteDataSource value) {
+    return $ProviderOverride(
+      origin: this,
+      providerOverride: $SyncValueProvider<ProductRemoteDataSource>(value),
+    );
+  }
+}
+
+String _$productRemoteDataSourceHash() =>
+    r'954798907bb0c9baade27b84eaba612a5dec8f68';
+
+/// Provider for product repository
+
+@ProviderFor(productRepository)
+const productRepositoryProvider = ProductRepositoryProvider._();
+
+/// Provider for product repository
+
+final class ProductRepositoryProvider
+    extends
+        $FunctionalProvider<
+          ProductRepository,
+          ProductRepository,
+          ProductRepository
+        >
+    with $Provider<ProductRepository> {
+  /// Provider for product repository
+  const ProductRepositoryProvider._()
+    : super(
+        from: null,
+        argument: null,
+        retry: null,
+        name: r'productRepositoryProvider',
+        isAutoDispose: true,
+        dependencies: null,
+        $allTransitiveDependencies: null,
+      );
+
+  @override
+  String debugGetCreateSourceHash() => _$productRepositoryHash();
+
+  @$internal
+  @override
+  $ProviderElement<ProductRepository> $createElement(
+    $ProviderPointer pointer,
+  ) => $ProviderElement(pointer);
+
+  @override
+  ProductRepository create(Ref ref) {
+    return productRepository(ref);
+  }
+
+  /// {@macro riverpod.override_with_value}
+  Override overrideWithValue(ProductRepository value) {
+    return $ProviderOverride(
+      origin: this,
+      providerOverride: $SyncValueProvider<ProductRepository>(value),
+    );
+  }
+}
+
+String _$productRepositoryHash() => r'7c5c5b274ce459add6449c29be822ea04503d3dc';