public void AddTrakedCitizen(Citizen citizen)
{
TrakedCitizens.Add(citizen);
if (citizen.GetState())
{
PositiveCitizens.Add(citizen);
}
}
public void SwitchCitizenState(Citizen citizen, bool ToPositive)
{
if (!TrakedCitizens.Contains(citizen))
{
throw new ApplicationException("This citizen is not traked");
}
else if (TrakedCitizens.Contains(citizen) && !ToPositive)
{
throw new ApplicationException("This citizen is already non-positive");
}
else if (ToPositive && PositiveCitizens.Contains(citizen))
{
throw new ApplicationException("This citizen is already positive");
}
if (ToPositive)
{
PositiveCitizens.Add(citizen);
if (!citizen.GetState())
{
citizen.ChangeState();
}
foreach (Citizen contact in GlobalContacts[citizen])
{
contact.ContactWithPositive = true;
}
}
else
{
PositiveCitizens.Remove(citizen);
if (citizen.GetState())
{
citizen.ChangeState();
}
}
}