public TakeSurveyViewModel Map(TakeSurveyViewModel responses)
{
Survey survey = _surveyRepository.GetSurvey(responses.SurveyId);
TakeSurveyViewModel viewModel = new TakeSurveyViewModel();
// Map the survey to the survey view model.
viewModel.SurveyId = survey.SurveyId;
viewModel.Title = survey.Title;
viewModel.UserName = survey.User.UserName;
viewModel.StatusDate = string.Format("{0:d}", survey.StatusDate);
viewModel.CategoryDescription = survey.Category.Description;
// Map the questions to the view model
viewModel.Questions = new List<SurveyQuestionsViewModel>();
//foreach (Core.Model.Question q in survey.Questions)
foreach (SurveyQuestionsViewModel q in responses.Questions)
{
// Get the question and available responses from the repository.
Core.Model.Question questionInfo = _questionRepository.GetQuestion(Convert.ToInt64(q.QId_SeqNo.Split('_')[0]));
SurveyQuestionsViewModel questionViewModel = new SurveyQuestionsViewModel();
questionViewModel.QId_SeqNo = q.QId_SeqNo;
questionViewModel.SequenceNumber = questionInfo.SequenceNumber;
questionViewModel.Text = questionInfo.Text;
questionViewModel.Answer = q.Answer;
// Map the responses to the question
questionViewModel.Responses = new List<SurveyResponsesViewModel>();
// this causes a DBContext Disposed error if it's visited a 2nd time.
foreach (Core.Model.AvailableResponse r in questionInfo.AvailableResponses)
{
SurveyResponsesViewModel responsesViewModel = new SurveyResponsesViewModel();
responsesViewModel.QId_SeqNo = q.QId_SeqNo;
responsesViewModel.Answer = q.Answer.ToString();
responsesViewModel.LikertScaleNumber = r.LikertScaleNumber;
responsesViewModel.Text = r.Text;
questionViewModel.Responses.Add(responsesViewModel);
}
viewModel.Questions.Add(questionViewModel);
}
return viewModel;
}
public object BindModel(ControllerContext controllerContext, ModelBindingContext bindingContext)
{
// Create a new model if it's not already defined.
TakeSurveyViewModel model = (TakeSurveyViewModel)bindingContext.Model ?? new TakeSurveyViewModel();
// retrieve the information from the view.
model.SurveyId = Convert.ToInt64(controllerContext.HttpContext.Request["SurveyId"]);
// Set new questions model
model.Questions = new List<SurveyQuestionsViewModel>();
// Process each quetion in the survey
foreach (string qs in (controllerContext.HttpContext.Request["item.QId_SeqNo"]).Split(','))
{
// Split questionId and SequenceNumber from input field.
string[] str = qs.Split('_');
string q = str[0];
string s = str[1];
// Instantiate the question in the viewModel
SurveyQuestionsViewModel question = new SurveyQuestionsViewModel();
question.QId_SeqNo = qs;
// Find the selected response
var response = controllerContext.HttpContext.Request["LikertScaleNumber_" + qs];
if (response == null)
{
// It's not there, so add error to modelstate: the user hasn't answered the question.
bindingContext.ModelState.AddModelError("", string.Format("You have not answered question {0}", s));
bindingContext.ModelState.SetModelValue(bindingContext.ModelName, bindingContext.ValueProvider.GetValue("LikertScaleNumber_" + qs));
question.Answer = "";
}
else
{
// Add the answer to the question viewModel.
question.Answer = response;
}
// Add the question to the survey
model.Questions.Add(question);
}
return model;
}
/// <summary>
/// Map the Survey to the TakeSurveyViewModel.
/// </summary>
/// <remarks>
/// This mapping is done explicitly as the target structure is quite complex
/// and the amount of exceptions required if AutoMapper were used would not
/// have a significant effect on the amount of code.
/// Additionally, the top level represents a single survey, but the
/// lower levels represent collections of objects.
/// </remarks>
public override void OnActionExecuted(ActionExecutedContext filterContext)
{
Survey survey = (Survey) filterContext.Controller.ViewData.Model;
TakeSurveyViewModel viewModel = new TakeSurveyViewModel();
// Map the survey to the survey view model.
viewModel.SurveyId = survey.SurveyId;
viewModel.Title = survey.Title;
viewModel.UserName = survey.User.UserName;
viewModel.StatusDate = string.Format("{0:d}", survey.StatusDate);
viewModel.CategoryDescription = survey.Category.Description;
// Map the questions to the view model
viewModel.Questions = new List<SurveyQuestionsViewModel>();
foreach (Core.Model.Question q in survey.Questions)
{
SurveyQuestionsViewModel questionViewModel = new SurveyQuestionsViewModel();
questionViewModel.QId_SeqNo = q.QuestionId.ToString() + "_" + q.SequenceNumber.ToString();
questionViewModel.SequenceNumber = q.SequenceNumber;
questionViewModel.Text = q.Text;
// Map the responses to the question
questionViewModel.Responses = new List<SurveyResponsesViewModel>();
foreach (Core.Model.AvailableResponse r in q.AvailableResponses)
{
SurveyResponsesViewModel responsesViewModel = new SurveyResponsesViewModel();
responsesViewModel.QId_SeqNo = questionViewModel.QId_SeqNo;
responsesViewModel.LikertScaleNumber = r.LikertScaleNumber;
responsesViewModel.Text = r.Text;
questionViewModel.Responses.Add(responsesViewModel);
}
viewModel.Questions.Add(questionViewModel);
}
filterContext.Controller.ViewData.Model = viewModel;
}
/// <summary>
/// Returns a populated TakeSurveyViewModel class
/// </summary>
/// <returns></returns>
public TakeSurveyViewModel SetTakeSurveyViewModel_3()
{
TakeSurveyViewModel vM = new TakeSurveyViewModel();
vM.CategoryDescription = null;
vM.StatusDate = null;
vM.SurveyId = 3;
vM.Title = null;
vM.UserName = null;
vM.Questions = new List<SurveyQuestionsViewModel>();
// Add response to question1
SurveyQuestionsViewModel response1 = new SurveyQuestionsViewModel();
response1.Answer = "5";
response1.QId_SeqNo="1_1";
response1.SequenceNumber = 0;
response1.Responses = null;
response1.Text=null;
vM.Questions.Add(response1);
// Add response to question 2
SurveyQuestionsViewModel response2 = new SurveyQuestionsViewModel();
response2.Answer = "5";
response2.QId_SeqNo="1_2";
response2.SequenceNumber = 0;
response2.Responses = null;
response2.Text=null;
vM.Questions.Add(response2);
// Return it
return vM;
}