private void PutIdleUsersAtCashiers()
{
var availableUsers = users.Where(u => u.Cashier == null).ToList();
if (availableUsers.Count == 0)
{
return;
}
// Any idle users, and any free cashier stations, and any non-served tickets?
var availableCashiers = cashiers.Where(c => c.CurrentUser == null).ToList();
var servableSeviceTypes = serviceTypes.Where(st => st.Queue.HasTickets).ToList();
bool validOperation = (availableUsers.Count > 0) && (availableCashiers.Count > 0) && (servableSeviceTypes.Count > 0);
if (!validOperation)
{
// This office is working at max capacity, or there are no waiting customers
return;
}
float cashierOpenProbability = this.UserCashierOpeningsPerTick;
TestRandom(cashierOpenProbability, () =>
{
DummyUser idleUser = GetRandom(availableUsers);
DummyCashier freeCashier = GetRandom(availableCashiers);
DummyServiceType serviceType = GetRandom(servableSeviceTypes);
Log("{0} manning {1}, dealing with {2}", idleUser, freeCashier, serviceType);
freeCashier.Open(idleUser, serviceType);
});
}
public void Open(DummyUser user, DummyServiceType serviceType)
{
if (CurrentUser != null) throw new InvalidOperationException("Cashier already occupied");
CurrentUser = user;
ServiceType = serviceType;
user.Cashier = this;
}
public void Open(DummyUser user, DummyServiceType serviceType)
{
if (CurrentUser != null)
{
throw new InvalidOperationException("Cashier already occupied");
}
CurrentUser = user;
ServiceType = serviceType;
user.Cashier = this;
}
