private Valueanswer GenerateValueAnswer(OptionViewModel optionsViewModel, Answer answer)
{
var valueAnswer = new Valueanswer()
{
Idphoto = optionsViewModel.PhotoId,
IdanswerNavigation = answer,
};
//_context.Valueanswer.Add(valueAnswer);
//_context.SaveChanges();
return(valueAnswer);
}
private BeginSurveyViewModel GenerateBeginSurveyModel(IEnumerable <Answer> answers)
{
var options = new List <OptionViewModel>();
var photos = _photoService.ListValidSurveyPhotos().ToList();
var photoBuffer = new List <Photo>();
do
{
var randomIndex = RandomNumber.Between(0, photos.Count - 1);
Photo sortedPhoto = photos.ElementAt(randomIndex);
var shouldSortAgain = false;
var isSecondOne = photos.Count % 2 != 0;
Photo previousPhoto = photoBuffer.LastOrDefault();
if (isSecondOne)
{
if (previousPhoto == null)
{
throw new InvalidOperationException();
}
shouldSortAgain = previousPhoto.Elected == sortedPhoto.Elected;
}
if (shouldSortAgain)
{
continue;
}
photoBuffer.Add(sortedPhoto);
var optionViewModel = new OptionViewModel()
{
PhotoId = sortedPhoto.Idphoto,
Base64Photo = Convert.ToBase64String(sortedPhoto.FileContents)
};
options.Add(optionViewModel);
photos.Remove(sortedPhoto);
} while (photos.Any());
var beginSurvey = new BeginSurveyViewModel();
var savedValueAnswers = new List <Valueanswer>();
var optionVIewModelList = new List <OptionViewModel>();
var questionViewModelList = new List <QuestionViewModel>();
foreach (Answer answer in answers)
{
var question = new QuestionViewModel {
AnswerId = answer.Idanswer
};
questionViewModelList.Add(question);
for (var i = 0; i < Constants.TotalOptions; i++)
{
OptionViewModel optionsViewModel = options.PopAt(0);
Valueanswer valueAnswer = GenerateValueAnswer(optionsViewModel, answer);
_context.Valueanswer.Add(valueAnswer);
question.Options.Add(optionsViewModel);
savedValueAnswers.Add(valueAnswer);
optionVIewModelList.Add(optionsViewModel);
// optionsViewModel.ValueAnswerId = valueAnswer.Idvalueanswer;
}
}
_context.SaveChanges();
foreach (QuestionViewModel question in questionViewModelList)
{
var firstOption = optionVIewModelList.PopAt(0);
var secondOption = optionVIewModelList.PopAt(0);
var firstValueAnswer = savedValueAnswers.PopAt(0);
var secondValueAnswer = savedValueAnswers.PopAt(0);
firstOption.ValueAnswerId = firstValueAnswer.Idvalueanswer;
secondOption.ValueAnswerId = secondValueAnswer.Idvalueanswer;
question.Options = new List <OptionViewModel> {
firstOption, secondOption
};
beginSurvey.Questions.Add(question);
}
beginSurvey.Questions = beginSurvey.Questions.OrderBy(d => d.AnswerId).ToList();
return(beginSurvey);
}
