static void Main(string[] args)
{
Random r = new Random();
SingletonRestraunt rest = SingletonRestraunt.Instance;
List <Thread> threadlist = new List <Thread>();
Console.WriteLine("Enter the number of customers:");
int customersCount = int.Parse(Console.ReadLine());
Console.Clear();
for (int i = 0; i < customersCount; i++)
{
Thread.Sleep(r.Next(200, 700));
Thread thread = new Thread(CustomerLogic);
threadlist.Add(thread);
thread.Name = i.ToString();
thread.Start();
}
while (threadlist.Count != 0)
{
for (int i = 0; i < customersCount; i++)
{
if (!threadlist[i].IsAlive)
{
customersCount--;
threadlist.Remove(threadlist[i]);
}
}
}
Console.WriteLine("End");
Console.ReadKey();
}
static void CustomerLogic()
{
SingletonRestraunt restraunt = SingletonRestraunt.Instance;
Checkout currCheckout = new Checkout(0);
int min = int.MaxValue;
foreach (var checkout in restraunt.Checkouts)
{
if (checkout.Queue.Size < min)
{
min = checkout.Queue.Size;
currCheckout = checkout;
}
}
currCheckout.Queue.Add(Thread.CurrentThread);
while (true)
{
var position = currCheckout.Queue.Pos(Thread.CurrentThread);
if (position == 0)
{
currCheckout.cmu.WaitOne();
currCheckout.Enter();
currCheckout.cmu.ReleaseMutex();
currCheckout.Queue.Remove(Thread.CurrentThread);
break;
}
min = int.MaxValue;
Checkout nextCheckout = new Checkout(0);
foreach (var checkout in restraunt.Checkouts)
{
if (checkout.Queue.Size < min)
{
min = checkout.Queue.Size;
nextCheckout = checkout;
}
}
if (currCheckout.Queue.Pos(Thread.CurrentThread) > min)
{
Console.WriteLine("Customer № " + Thread.CurrentThread.Name + " is moving to the queue №" + nextCheckout.Queue.number);
currCheckout.Queue.Remove(Thread.CurrentThread);
nextCheckout.Queue.Add(Thread.CurrentThread);
currCheckout = nextCheckout;
}
}
}
