request detail

lib/features/showrooms/data/datasources/design_request_remote_datasource.dart

@@ -0,0 +1,96 @@
+/// Design Request Remote Data Source
+///
+/// Handles remote API calls for design requests.
+library;
+
+import 'package:worker/core/constants/api_constants.dart';
+import 'package:worker/core/network/dio_client.dart';
+import 'package:worker/features/showrooms/data/models/design_request_model.dart';
+
+/// Design Request Remote Data Source Interface
+abstract class DesignRequestRemoteDataSource {
+  /// Fetch list of design requests from API
+  Future<List<DesignRequestModel>> getDesignRequests({
+    int limitStart = 0,
+    int limitPageLength = 0,
+  });
+
+  /// Fetch detail of a design request by name
+  Future<DesignRequestModel> getDesignRequestDetail(String name);
+}
+
+/// Design Request Remote Data Source Implementation
+class DesignRequestRemoteDataSourceImpl implements DesignRequestRemoteDataSource {
+  const DesignRequestRemoteDataSourceImpl(this._dioClient);
+
+  final DioClient _dioClient;
+
+  /// Get list of design requests
+  ///
+  /// Calls: POST /api/method/building_material.building_material.api.design_request.get_list
+  /// Body: { "limit_start": 0, "limit_page_length": 0 }
+  /// Returns: List of design requests
+  @override
+  Future<List<DesignRequestModel>> getDesignRequests({
+    int limitStart = 0,
+    int limitPageLength = 0,
+  }) async {
+    try {
+      final response = await _dioClient.post<Map<String, dynamic>>(
+        '${ApiConstants.frappeApiMethod}${ApiConstants.getDesignRequestList}',
+        data: {
+          'limit_start': limitStart,
+          'limit_page_length': limitPageLength,
+        },
+      );
+
+      final data = response.data;
+      if (data == null) {
+        throw Exception('No data received from getDesignRequestList API');
+      }
+
+      // API returns: { "message": [...] }
+      final message = data['message'];
+      if (message == null) {
+        throw Exception('No message field in getDesignRequestList response');
+      }
+
+      final List<dynamic> requestsList = message as List<dynamic>;
+      return requestsList
+          .map((json) => DesignRequestModel.fromJson(json as Map<String, dynamic>))
+          .toList();
+    } catch (e) {
+      throw Exception('Failed to get design requests: $e');
+    }
+  }
+
+  /// Get detail of a design request by name
+  ///
+  /// Calls: POST /api/method/building_material.building_material.api.design_request.get_detail
+  /// Body: { "name": "ISS-2025-00005" }
+  /// Returns: Full design request detail with files_list
+  @override
+  Future<DesignRequestModel> getDesignRequestDetail(String name) async {
+    try {
+      final response = await _dioClient.post<Map<String, dynamic>>(
+        '${ApiConstants.frappeApiMethod}${ApiConstants.getDesignRequestDetail}',
+        data: {'name': name},
+      );
+
+      final data = response.data;
+      if (data == null) {
+        throw Exception('No data received from getDesignRequestDetail API');
+      }
+
+      // API returns: { "message": {...} }
+      final message = data['message'];
+      if (message == null) {
+        throw Exception('No message field in getDesignRequestDetail response');
+      }
+
+      return DesignRequestModel.fromJson(message as Map<String, dynamic>);
+    } catch (e) {
+      throw Exception('Failed to get design request detail: $e');
+    }
+  }
+}