aaa

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

@@ -1,7 +1,10 @@
+import '../../../../core/constants/api_endpoints.dart';
 import '../../../../core/errors/exceptions.dart';
 import '../../../../core/network/api_client.dart';
 import '../../../../core/network/api_response.dart';
+import '../models/product_detail_request_model.dart';
 import '../models/product_model.dart';
+import '../models/product_stage_model.dart';
 
 /// Abstract interface for products remote data source
 abstract class ProductsRemoteDataSource {
@@ -13,6 +16,14 @@ abstract class ProductsRemoteDataSource {
   /// Returns List<ProductModel>
   /// Throws [ServerException] if the API call fails
   Future<List<ProductModel>> getProducts(int warehouseId, String type);
+
+  /// Get product stages for a product in a warehouse
+  ///
+  /// [request] - Request containing warehouseId and productId
+  ///
+  /// Returns List<ProductStageModel> with all stages for the product
+  /// Throws [ServerException] if the API call fails
+  Future<List<ProductStageModel>> getProductDetail(ProductDetailRequestModel request);
 }
 
 /// Implementation of ProductsRemoteDataSource using ApiClient
@@ -59,4 +70,55 @@ class ProductsRemoteDataSourceImpl implements ProductsRemoteDataSource {
       throw ServerException('Failed to get products: ${e.toString()}');
     }
   }
+
+  @override
+  Future<List<ProductStageModel>> getProductDetail(
+      ProductDetailRequestModel request) async {
+    try {
+      // Make API call to get product stages
+      final response = await apiClient.post(
+        ApiEndpoints.productDetail,
+        data: request.toJson(),
+      );
+
+      // Parse the API response - the Value field contains a list of stage objects
+      final apiResponse = ApiResponse.fromJson(
+        response.data as Map<String, dynamic>,
+        (json) {
+          // The API returns a list of stages for the product
+          final list = json as List;
+          if (list.isEmpty) {
+            throw const ServerException('Product stages not found');
+          }
+          // Parse all stages from the list
+          return list
+              .map((e) => ProductStageModel.fromJson(e as Map<String, dynamic>))
+              .toList();
+        },
+      );
+
+      // Check if the API call was successful
+      if (apiResponse.isSuccess && apiResponse.value != null) {
+        return apiResponse.value!;
+      } else {
+        // Throw exception with error message from API
+        throw ServerException(
+          apiResponse.errors.isNotEmpty
+              ? apiResponse.errors.first
+              : 'Failed to get product stages',
+        );
+      }
+    } catch (e) {
+      // Re-throw ServerException as-is
+      if (e is ServerException) {
+        rethrow;
+      }
+      // Re-throw NetworkException as-is
+      if (e is NetworkException) {
+        rethrow;
+      }
+      // Wrap other exceptions in ServerException
+      throw ServerException('Failed to get product stages: ${e.toString()}');
+    }
+  }
 }