NHS111.Models.Models.Web.JustToBeSafeViewModel.SelectedNoneApply C# (CSharp) Method

        public bool SelectedNoneApply()
        {
            return string.IsNullOrEmpty(SelectedQuestionId);
        }
    }

        public async Task<Tuple<string, JourneyViewModel>> JustToBeSafeNextBuilder(JustToBeSafeViewModel model)
        {
            model.State = JsonConvert.DeserializeObject<Dictionary<string, string>>(model.StateJson);
            var questionsWithAnswers = JsonConvert.DeserializeObject<List<QuestionWithAnswers>>(model.QuestionsJson);
            var selectedQuestion = questionsWithAnswers.FirstOrDefault(q => q.Question.Id == model.SelectedQuestionId);

            var selectedAnswer = model.SelectedNoneApply()
                ? new Answer()
                : selectedQuestion.Answers.FirstOrDefault(a => a.Title.ToLower().StartsWith("yes")) ?? new Answer();

            var journey = JsonConvert.DeserializeObject<Journey>(model.JourneyJson).Add(
                new Journey
                {
                    Steps = questionsWithAnswers.
                        Select(q => new JourneyStep
                        {
                            QuestionId = q.Question.Id,
                            QuestionNo = q.Question.QuestionNo,
                            QuestionTitle = q.Question.Title,
                            Answer = q.Question.Id == model.SelectedQuestionId
                                ? selectedAnswer
                                : q.Answers.First(a => a.Title.ToLower().StartsWith("no")),
                            IsJustToBeSafe = true
                        }).ToList()
                });

            var questionsJson = await _restfulHelper.GetAsync(string.Format(_configuration.BusinessApiJustToBeSafePartTwoUrl, model.PathwayId,
                model.SelectedQuestionId ?? "", String.Join(",", questionsWithAnswers.Select(question => question.Question.Id)), selectedQuestion != null && selectedQuestion.Answers.Count > 3));

            var questions = JsonConvert.DeserializeObject<List<QuestionWithAnswers>>(questionsJson);
            journey.Steps = journey.Steps.Where(step => !questions.Exists(question => question.Question.Id == step.QuestionId)).ToList();

            return await BuildNextAction(questions, journey, model, selectedAnswer, selectedQuestion, questionsJson);


        }