/// <summary>
/// Construct a help desk object.
/// </summary>
public Helpdesk()
{
int numPriorities = Enum.GetValues(typeof(Priority)).Length;
lists = new ListOfTickets[numPriorities];
for (int idx = 0; idx < lists.Length; idx++)
{
lists[idx] = new ListOfTickets();
}
}
/// <summary>
/// Construct a help desk object.
/// This is O(N), for-loop n = list.length.
/// </summary>
public Helpdesk()
{
int numPriorities = Enum.GetValues(typeof(Priority)).Length;
lists = new ListOfTickets[numPriorities];
for (int idx = 0; idx < lists.Length; idx++)
{
lists[idx] = new ListOfTickets();
}
}
/// <summary>
/// Remove the highest priority ticket from the queue.
/// O(1) for deletion
/// </summary>
/// <returns>Ticket</returns>
public Ticket RemoveNextTicket()
{
Ticket ticket = null;
for (int idx = lists.Length - 1; idx >= 0; idx--)
{
ListOfTickets list = lists[idx];
if (!list.isEmpty())
{
ticket = list.RemoveNextTicket();
break;
}
}
//if (ticket == null) // the lists were all empty
// throw new Exception("No tickets to work!");
return(ticket);
}
