public (bool ShirtsInStock, string Status) ServeCustomer(
StockController controller)
{
var result = controller.SelectRandomShirt();
TShirt shirt = result.Shirt;
if (result.Result == SelectResult.NoStockLeft)
{
return(false, "All shirts sold");
}
else if (result.Result == SelectResult.ChosenShirtSold)
{
return(true, "Can't show shirt to customer - already sold");
}
Thread.Sleep(Rnd.NextInt(30));
// customer chooses to buy with only 20% probability
if (Rnd.TrueWithProb(0.2))
{
bool sold = controller.Sell(shirt.Code);
if (sold)
{
return(true, $"Sold {shirt.Name}");
}
else
{
return(true, $"Can't sell {shirt.Name}:Already sold");
}
}
return(true, null);
}
public (SelectResult Result, TShirt Tshirt) SelectRandomShirt()
{
var keys = _stock.Keys.ToList();
if (keys.Count == 0)
{
return(SelectResult.NoStockLeft, null); // all shirts sold
}
Thread.Sleep(Rnd.NextInt(10));
string selectedCode = keys[Rnd.NextInt(keys.Count)];
bool found = _stock.TryGetValue(selectedCode, out TShirt shirt);
if (found)
{
return(SelectResult.Success, shirt);
}
else
{
return(SelectResult.ChosenTShirtSold, null);
}
//return _stock[selectedCode];
}
