public string ServeCustomer(StockController controller, LogTradesQueue bonusQueue)
{
Thread.Sleep(Rnd.NextInt(20));
TShirt shirt = TShirtProvider.SelectRandomShirt();
string code = shirt.Code;
bool custSells = Rnd.TrueWithProb(1.0 / 6.0);
if (custSells)
{
int quantity = Rnd.NextInt(9) + 1;
controller.BuyShirts(code, quantity);
bonusQueue.QueueTradeForLogging(
new Trade(this, shirt, TradeType.Purchase, quantity));
return($"Bought {quantity} of {shirt}");
}
else
{
bool success = controller.TrySellShirt(code);
if (success)
{
bonusQueue.QueueTradeForLogging(
new Trade(this, shirt, TradeType.Sale, 1));
return($"Sold {shirt}");
}
else
{
return($"Couldn't sell {shirt}: Out of stock");
}
}
}
static void Main(string[] args)
{
StockController controller = new StockController();
TimeSpan workDay = new TimeSpan(0, 0, 0, 0, 500);
StaffRecords staffLogs = new StaffRecords();
LogTradesQueue tradesQueue = new LogTradesQueue(staffLogs);
SalesPerson[] staff =
{
new SalesPerson("Sahil"),
new SalesPerson("Julie"),
new SalesPerson("Kim"),
new SalesPerson("Chuck")
};
List <Task> salesTasks = new List <Task>();
foreach (SalesPerson person in staff)
{
salesTasks.Add(
Task.Run(() => person.Work(workDay, controller, tradesQueue)));
}
Task[] loggingTasks =
{
Task.Run(() => tradesQueue.MonitorAndLogTrades()),
Task.Run(() => tradesQueue.MonitorAndLogTrades())
};
Task.WaitAll(salesTasks.ToArray());
tradesQueue.SetNoMoreTrades();
Task.WaitAll(loggingTasks);
controller.DisplayStock();
staffLogs.DisplayCommissions(staff);
}
public void Work(TimeSpan workDay, StockController controller, LogTradesQueue bonusQueue)
{
DateTime start = DateTime.Now;
while (DateTime.Now - start < workDay)
{
string msg = ServeCustomer(controller, bonusQueue);
if (msg != null)
{
Console.WriteLine($"{Name}: {msg}");
}
}
}