getCategories method

Implementation

Future<CategoryTree> getCategories() async {
  try {
    final response = await _client.guestRequest<Map<String, dynamic>>(
      '/rest/V1/categories',
      queryParameters: {
        'fields':
            'id,name,description,image,parent_id,level,position,is_active,children_count,children,attributes',
      },
    );

    if (response.statusCode == 200) {
      return CategoryTree.fromJson(response.data!);
    } else {
      throw Exception('Failed to get categories: ${response.statusMessage}');
    }
  } on DioException catch (e) {
    throw Exception('Failed to get categories: ${e.message}');
  } catch (e) {
    throw Exception('Failed to get categories: $e');
  }
}