public static void SellCookieTo(Person customer)
{
if (Cookies.Count <= cookiesSold) return;
// Nuh-uh
lock (Cookies[cookiesSold++])
{
Console.WriteLine("\t\t\t\t" + customer.Name + " received cookie #" + cookiesSold);
}
}
private static void GrabTed()
{
var ted = new Person("Ted");
var stopwatch = new Stopwatch();
stopwatch.Start();
while (CookieBakery.DailyQuotaNotSold)
{
if (stopwatch.ElapsedMilliseconds < BuyingTimeMilliseconds) continue;
CookieBakery.SellCookieTo(ted);
stopwatch.Restart();
}
}
/// <summary>
/// "Sells" a cookie to the customer by incrementing the number of cookies
/// sold. Makes sure each cookie can only be sold once by locking the list.
/// </summary>
/// <param name="customer">The customer attempting to grab the cookie.</param>
public static void SellCookieTo(Person customer)
{
lock (BakedCookies)
{
// Can't sell cookies that don't exist
if (BakedCookies.Count <= cookiesSold)
{
Console.ForegroundColor = ConsoleColor.Cyan;
Console.WriteLine("\t\t\t\tNo cookie for {0}", customer.Name);
return;
}
// Printing and THEN updating so Program's "monitor" won't mistakenly
// "think" all cookies have been sold until the line has been printed
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine(customer.Name + " grabbed cookie #{0}", ++cookiesSold);
}
}
