public IHttpActionResult ContestRegistration(int contest_id, [FromBody] ContestRegistrationFormData registration_form_data)
{
if (RequestUtility.IsPreFlightRequest(Request))
{
return(Ok());
}
try{
// todo replace user id 2 with the user sending the request
contest_repository.RegisterUserForContest(contest_id, 2, registration_form_data);
return(Ok());
}
catch (ObjectNotFoundException e) {
return(NotFound());
}
catch (InvalidOperationException e) {
return(InternalServerError(e));
}
}
public Contestant RegisterUserForContest(int contest_id, int user_id, ContestRegistrationFormData data)
{
Contest contest = context.Contests.Include(x => x.Contestants).FirstOrDefault(x => x.Id == contest_id);
var user = context.Users.Find(user_id);
if (contest == null)
{
throw new ObjectNotFoundException("Contest with specified id not found");
}
if (user == null)
{
throw new ObjectNotFoundException("User with specified id not found");
}
// if user is already registered for this contest
if (contest.Contestants.Count(x => x.User == user) > 0)
{
throw new InvalidOperationException("User is already registered for contest");
}
if (!contest.IsPublic && contest.Password != data.Password)
{
throw new InvalidOperationException("Wrong password for registation");
}
if (contest.StartDate < DateTime.Now)
{
throw new InvalidOperationException("Contest registration time has ended");
}
Trace.WriteLine(contest.Contestants.Count);
var contestant = new Contestant(user);
contest.Contestants.Add(contestant);
context.SaveChanges();
return(contestant);
}
