public Buyer(string buyerName, int maximumPrice, int numberToBuy)
{
BuyerName = buyerName;
NumberToBuy = numberToBuy;
MaximumPrice = maximumPrice;
Snapshot = BuyerSnapshot.Joining();
}
private StockCommand ProcessPurchaseEvent(string buyerName, int numberSold)
{
if (BuyerName == buyerName)
{
Snapshot = Snapshot.Bought(numberSold);
if (Snapshot.BoughtSoFar >= NumberToBuy)
{
Snapshot = Snapshot.Closed();
}
}
return(StockCommand.None());
}
private StockCommand ProcessPriceEvent(int currentPrice, int numberInStock)
{
if (currentPrice > MaximumPrice)
{
Snapshot = Snapshot.Monitoring(currentPrice, numberInStock);
return(StockCommand.None());
}
Snapshot = Snapshot.Buying(currentPrice, numberInStock);
int numberToBuy = Math.Min(numberInStock, NumberToBuy);
return(StockCommand.Buy(currentPrice, numberToBuy));
}
private StockCommand ProcessCloseEvent()
{
Snapshot = Snapshot.Closed();
return(StockCommand.None());
}