public void RegisterParticipant(String participantName, Int32 age, List <String> trialName)
{
AgeCategory ageCategory = _ageCategoryRepository.FindSuitableAgeCategory(age);
Participant p = null;
if (!_repository.ExistsItem(participantName))
{
_repository.AddItem(new Participant(participantName, age, ageCategory));
}
p = _repository.GetItem(participantName);
if (p.Age != age)
{
throw new RepositoryException("Participant already exists in database with a different age!\n");
}
List <String> trials = _repository.GetTrialsForParticipant(participantName);
if (trials.Count + trialName.Count > 2)
{
throw new ServiceException("A participant can be registered only at 2 trials!\n");
}
foreach (string t in trialName)
{
if (trials.Contains(t))
{
throw new ServiceException(participantName + " already participates at " + t + "!\n");
}
}
foreach (string t in trialName)
{
_repository.RegisterParticipant(p, t);
}
}
public AgeCategory FindSuitableAgeCategory(String age)
{
Int32 ageArgument = Converter.ConvertToInt32(age);
return(_repository.FindSuitableAgeCategory(ageArgument));
}
