public void UpdateQuestion(int id, string description, string answer, QuestionStatus? status)
{
using (DB db = new DB())
{
CheckRole(db, UserRole.Competitor);
Question question = db.Questions.Find(id);
if (question == null)
throw new FaultException<NotFoundError>(new NotFoundError { ID = id, Type = "Question" });
if (CurrentUser.Role == UserRole.Competitor && question.AskerID != CurrentUser.ID)
throw new FaultException<AccessDeniedError>(new AccessDeniedError(), "The question is not owned by you!");
if (description != null)
question.Description = description;
if (CurrentUser.Role >= UserRole.Manager && answer != null)
question.Answer = answer;
if (CurrentUser.Role >= UserRole.Manager && status != null)
question.Status = status.Value;
db.SaveChanges();
Question q = new Question
{
Answer = question.Answer,
AskerID = question.AskerID,
AskerNickName = question.Asker.NickName,
ContestID = question.ContestID,
ContestName = question.ContestName,
Description = question.Description,
ID = question.ID,
Status = question.Status,
Time = question.Time
};
if (question.Status == QuestionStatus.Public)
{
foreach (var client in App.Clients.Values)
{
System.Threading.Tasks.Task.Factory.StartNew(() => client.Callback.QuestionUpdated(q));
}
}
else if (question.Status == QuestionStatus.Private)
{
App.Clients[question.AskerID].Callback.QuestionUpdated(q);
}
if (QuestionUpdated != null)
{
System.Threading.Tasks.Task.Factory.StartNew(() => QuestionUpdated(q.ID));
}
}
}
public int AskQuestion(int contestID, string description)
{
using (DB db = new DB())
{
CheckRole(db, UserRole.Competitor);
Question question = new Question
{
AskerID = CurrentUser.ID,
ContestID = contestID,
Description = description,
Status = QuestionStatus.Pending,
Time = DateTime.Now
};
db.Questions.Add(question);
db.SaveChanges();
if (NewQuestion != null)
{
System.Threading.Tasks.Task.Factory.StartNew(() => NewQuestion(question.ID));
}
foreach (var s in App.Clients.Values.Where(s => s.SessionMode == LocalCenaServer.SessionType.Server))
{
System.Threading.Tasks.Task.Factory.StartNew(() => s.Callback.NewQuestion(question.ID));
}
return question.ID;
}
}
public void QuestionUpdated(Question question)
{
System.Threading.Tasks.Task.Factory.StartNew(() =>
{
App.Current.Dispatcher.Invoke(new Action(() =>
{
new ModernDialog
{
Title = "Q&A",
Content = new CenaPlus.Client.Remote.Contest.AnswerPush(question)
}.ShowDialog();
}));
});
}
