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');
+    }
+  }
+}

lib/features/showrooms/data/models/design_request_model.dart

@@ -0,0 +1,103 @@
+/// Data Model: Design Request Model
+///
+/// JSON serialization model for design request API responses.
+library;
+
+import 'package:worker/features/showrooms/data/models/sample_project_model.dart';
+import 'package:worker/features/showrooms/domain/entities/design_request.dart';
+
+/// Design Request Model
+///
+/// Handles JSON serialization/deserialization for API communication.
+class DesignRequestModel {
+  /// Unique request identifier (API: name)
+  final String name;
+
+  /// Request subject/title (API: subject)
+  final String subject;
+
+  /// Request description - may contain HTML (API: description)
+  final String? description;
+
+  /// Deadline date string (API: dateline)
+  final String? dateline;
+
+  /// Status display text (API: status)
+  final String status;
+
+  /// Status color code (API: status_color)
+  final String statusColor;
+
+  /// List of attached files (API: files_list) - available in detail
+  final List<ProjectFileModel> filesList;
+
+  const DesignRequestModel({
+    required this.name,
+    required this.subject,
+    this.description,
+    this.dateline,
+    required this.status,
+    required this.statusColor,
+    this.filesList = const [],
+  });
+
+  /// Create model from JSON map
+  factory DesignRequestModel.fromJson(Map<String, dynamic> json) {
+    final filesListJson = json['files_list'] as List<dynamic>?;
+
+    return DesignRequestModel(
+      name: json['name'] as String? ?? '',
+      subject: json['subject'] as String? ?? '',
+      description: json['description'] as String?,
+      dateline: json['dateline'] as String?,
+      status: json['status'] as String? ?? '',
+      statusColor: json['status_color'] as String? ?? '',
+      filesList: filesListJson != null
+          ? filesListJson
+              .map((f) => ProjectFileModel.fromJson(f as Map<String, dynamic>))
+              .toList()
+          : [],
+    );
+  }
+
+  /// Convert model to JSON map
+  Map<String, dynamic> toJson() {
+    return {
+      'name': name,
+      'subject': subject,
+      'description': description,
+      'dateline': dateline,
+      'status': status,
+      'status_color': statusColor,
+      'files_list': filesList.map((f) => f.toJson()).toList(),
+    };
+  }
+
+  /// Convert to domain entity
+  DesignRequest toEntity() {
+    return DesignRequest(
+      id: name,
+      subject: subject,
+      description: description,
+      dateline: dateline,
+      statusText: status,
+      statusColor: statusColor,
+      filesList: filesList.map((f) => f.toEntity()).toList(),
+    );
+  }
+
+  /// Create model from domain entity
+  factory DesignRequestModel.fromEntity(DesignRequest entity) {
+    return DesignRequestModel(
+      name: entity.id,
+      subject: entity.subject,
+      description: entity.description,
+      dateline: entity.dateline,
+      status: entity.statusText,
+      statusColor: entity.statusColor,
+      filesList: entity.filesList
+          .map((f) => ProjectFileModel(name: f.id, fileUrl: f.fileUrl))
+          .toList(),
+    );
+  }
+}

lib/features/showrooms/data/models/sample_project_model.dart

@@ -5,24 +5,26 @@ library;
 
 import 'package:worker/features/showrooms/domain/entities/sample_project.dart';
 
-/// Sample Project File Model
+/// Project File Model
 ///
-/// Handles JSON serialization for file attachments.
-class SampleProjectFileModel {
+/// Shared model for file attachments used by:
+/// - SampleProjectModel (model houses)
+/// - DesignRequestModel (design requests)
+class ProjectFileModel {
   /// Unique file identifier (API: name)
   final String name;
 
   /// Full URL to the file (API: file_url)
   final String fileUrl;
 
-  const SampleProjectFileModel({
+  const ProjectFileModel({
     required this.name,
     required this.fileUrl,
   });
 
   /// Create model from JSON map
-  factory SampleProjectFileModel.fromJson(Map<String, dynamic> json) {
-    return SampleProjectFileModel(
+  factory ProjectFileModel.fromJson(Map<String, dynamic> json) {
+    return ProjectFileModel(
       name: json['name'] as String? ?? '',
       fileUrl: json['file_url'] as String? ?? '',
     );
@@ -37,8 +39,8 @@ class SampleProjectFileModel {
   }
 
   /// Convert to domain entity
-  SampleProjectFile toEntity() {
-    return SampleProjectFile(
+  ProjectFile toEntity() {
+    return ProjectFile(
       id: name,
       fileUrl: fileUrl,
     );
@@ -65,7 +67,7 @@ class SampleProjectModel {
   final String? thumbnail;
 
   /// List of attached files/images (API: files_list) - available in detail
-  final List<SampleProjectFileModel> filesList;
+  final List<ProjectFileModel> filesList;
 
   const SampleProjectModel({
     required this.name,
@@ -88,7 +90,7 @@ class SampleProjectModel {
       thumbnail: json['thumbnail'] as String?,
       filesList: filesListJson != null
           ? filesListJson
-              .map((f) => SampleProjectFileModel.fromJson(f as Map<String, dynamic>))
+              .map((f) => ProjectFileModel.fromJson(f as Map<String, dynamic>))
               .toList()
           : [],
     );
@@ -127,7 +129,7 @@ class SampleProjectModel {
       link: entity.viewUrl,
       thumbnail: entity.thumbnailUrl,
       filesList: entity.filesList
-          .map((f) => SampleProjectFileModel(name: f.id, fileUrl: f.fileUrl))
+          .map((f) => ProjectFileModel(name: f.id, fileUrl: f.fileUrl))
           .toList(),
     );
   }

lib/features/showrooms/data/repositories/design_request_repository_impl.dart

@@ -0,0 +1,41 @@
+/// Design Request Repository Implementation
+///
+/// Implements the design request repository interface.
+library;
+
+import 'package:worker/features/showrooms/data/datasources/design_request_remote_datasource.dart';
+import 'package:worker/features/showrooms/domain/entities/design_request.dart';
+import 'package:worker/features/showrooms/domain/repositories/design_request_repository.dart';
+
+/// Design Request Repository Implementation
+class DesignRequestRepositoryImpl implements DesignRequestRepository {
+  const DesignRequestRepositoryImpl(this._remoteDataSource);
+
+  final DesignRequestRemoteDataSource _remoteDataSource;
+
+  @override
+  Future<List<DesignRequest>> getDesignRequests({
+    int limitStart = 0,
+    int limitPageLength = 0,
+  }) async {
+    try {
+      final models = await _remoteDataSource.getDesignRequests(
+        limitStart: limitStart,
+        limitPageLength: limitPageLength,
+      );
+      return models.map((model) => model.toEntity()).toList();
+    } catch (e) {
+      rethrow;
+    }
+  }
+
+  @override
+  Future<DesignRequest> getDesignRequestDetail(String name) async {
+    try {
+      final model = await _remoteDataSource.getDesignRequestDetail(name);
+      return model.toEntity();
+    } catch (e) {
+      rethrow;
+    }
+  }
+}