public StatusGenericHandler AddQuestion(string text, QuestionType type, SurveyDbContext context = null)
{
var status = new StatusGenericHandler();
var question = new Question(text, type, this);
if (_questions != null)
{
_questions.Add(question);
}
else if (context == null)
{
status.AddError("You must provide a context if you want to remove this Survey.", nameof(context));
return(status);
}
else if (context.Entry(this).IsKeySet)
{
context.Add(new Question(text, type, this));
}
else
{
status.AddError("Could not add a new survey.", nameof(context));
return(status);
}
return(status);
}
private StatusGenericHandler AddQuestionGroup(string name, IEnumerable <Question> questions, SurveyDbContext context = null)
{
var status = new StatusGenericHandler();
if (string.IsNullOrWhiteSpace(name))
{
status.AddError("A name is needed when creating a new question group.", nameof(name));
return(status);
}
if (_questionGroups != null)
{
var questionGroup = new QuestionGroup(name, questions, this);
_questionGroups.Add(questionGroup);
}
else if (context == null)
{
status.AddError("You must provide a context if the QuestionGroups collection isn't valid.", nameof(context));
return(status);
}
else if (context.Entry(this).IsKeySet)
{
context.Add(new QuestionGroup(name, questions, this));
}
else
{
status.AddError("Could not add a new QuestionGroup.");
return(status);
}
return(status);
}
public StatusGenericHandler AddQuestion(CompletedQuestion question, SurveyDbContext context = null)
{
var status = new StatusGenericHandler();
if (string.IsNullOrWhiteSpace(question.Answer))
{
status.AddError("An answer is needed when submitting a question.", nameof(question.Answer));
return(status);
}
if (_completedQuestions != null)
{
var completedQuestion = new CompletedQuestion(question.Question, question.Answer, this);
_completedQuestions.Add(completedQuestion);
}
else if (context == null)
{
status.AddError("You must provide a context if the CompletedQuestions collection isn't valid.", nameof(context));
return(status);
}
else if (context.Entry(this).IsKeySet)
{
context.Add(new CompletedQuestion(question.Question, question.Answer, this));
}
else
{
status.AddError("Could not add a new CompletedQuestion.");
return(status);
}
return(status);
}
public IImmutableList <ValidationResult> AddSurvey(SurveyDto surveyDto)
{
if (surveyDto.QuestionGroupsDtos == null)
{
Status.AddError("No question groups have been submitted with this survey.");
return(Status.Errors);
}
if (string.IsNullOrWhiteSpace(surveyDto.Name))
{
Status.AddError("A name has not been provided for this survey.");
return(Status.Errors);
}
var questionGroups = _questionMapper.Map(surveyDto.QuestionGroupsDtos, _context);
var survey = new Survey(surveyDto.Name, questionGroups);
if (Status.HasErrors)
{
return(Status.Errors);
}
_context.Add(survey);
_context.SaveChanges();
return(null);
}
public void Create(T entity)
{
_context.Add(entity);
Save();
}