private void AddToRequestsQueue()
{
while (true)
{
try
{
if (listener.IsListening)
{
var context = listener.GetContext();
if (queueLength < QueueSize)
{
RequestsQueue.Enqueue(context);
Interlocked.Increment(ref queueLength);
}
else
{
var response = new StatusCode(429); //429
response.Execute(context.Response);
}
}
}
catch (ThreadAbortException)
{
return;
}
catch (Exception error)
{
Console.WriteLine(error.Message);
}
}
}
// Complete the elevator requests
public void DoRequests()
{
if (RequestsQueue.Count > 0)
{
// Make sure queue is sorted before any request is completed
SortRequestsQueue();
Request requestToComplete = RequestsQueue[0];
// Go to requested floor
if (Door.Status != "closed")
{
Door.CloseDoor();
}
NextFloor = requestToComplete.Floor;
GoToNextFloor();
// Remove request after it is complete
Door.OpenDoor();
RequestsQueue.Remove(requestToComplete);
// Automatically close door
Door.CloseDoor();
}
// Automatically go idle temporarily if 0 requests or at the end of request
Movement = "idle";
}
/// <summary>
/// Gets the data context.
/// </summary>
/// <param name="disposalRequestLibId">The disposal request library identifier.</param>
/// <param name="list">The list.</param>
/// <param name="context">The context.</param>
internal void GetDataContext(int disposalRequestLibId, List <CustomsWarehouseDisposal> list, DataContextAsync context, Action dataLoaded)
{
m_DisposalRequestLibId = disposalRequestLibId;
IEnumerable <IGrouping <string, CustomsWarehouseDisposal> > _requests = list.GroupBy <CustomsWarehouseDisposal, string>(x => x.CWL_CWDisposal2CustomsWarehouseID.Batch);
RequestsQueue _Queue = new RequestsQueue(this, context, dataLoaded);
_Queue.DoAsync(_requests);
}
// Sort requests, for added efficiency
private void SortRequestsQueue()
{
// Remove any requests which are useless i.e. requests that are already on their desired floor
foreach (var req in RequestsQueue.ToArray())
{
if (req.Floor == CurrentFloor)
{
RequestsQueue.Remove(req);
}
}
// Decide if elevator is going up, down or is staying idle
SetMovement();
// Sort
if (RequestsQueue.Count > 1)
{
if (Movement == "up")
{
// Sort the queue in ascending order
RequestsQueue.Sort((x, y) => x.Floor.CompareTo(y.Floor));
// Push any request to the end of the queue that would require a direction change
foreach (var req in RequestsQueue.ToArray())
{
if (req.Direction != Movement || req.Floor < CurrentFloor)
{
RequestsQueue.Remove(req);
RequestsQueue.Add(req);
}
}
}
else
{
// Reverse the sorted queue (will now be in descending order)
RequestsQueue.Sort((x, y) => y.Floor.CompareTo(x.Floor));
// Push any request to the end of the queue that would require a direction change
foreach (var req in RequestsQueue.ToArray())
{
if (req.Direction != Movement || req.Floor > CurrentFloor)
{
RequestsQueue.Remove(req);
RequestsQueue.Add(req);
}
}
}
}
}
// Change properties of elevator in one line - USE ONLY FOR TESTING
public void ChangeProperties(int newCurrentFloor, int newNextFloor)
{
CurrentFloor = newCurrentFloor;
NextFloor = newNextFloor;
if (CurrentFloor > NextFloor)
{
Movement = "down";
}
else
{
Movement = "up";
}
RequestsQueue.Add(new Request(NextFloor, Movement));
}
/// <summary>
/// The main method which turns on all the pieces in the application.
/// </summary>
/// <param name="args">
/// The command line arguments.
/// </param>
static void Main(string[] args)
{
// create the server "building blocks"
MazeGameGenerator generator = new MazeGameGenerator(new DFSMazeGenerator());
RequestsQueue queue = new RequestsQueue();
Model model = new Model(generator, MazeGame.FromString);
Controller controller = new Controller(model, queue);
View view = new View(controller);
Server server = new Server(int.Parse(ConfigurationManager.AppSettings["Port"]), view);
// start getting clients
server.Start();
// close the server
Console.WriteLine("Press any button to close the server.");
Console.ReadKey();
server.Stop();
//CancellationTokenSource tokenSource2 = new CancellationTokenSource();
//Task t = new Task(() => Console.WriteLine("First")), tcopy;
//tcopy = t;
////tcopy.Start();
//Thread.Sleep(1000);
//t = t.ContinueWith(dummy => Console.WriteLine("Second"), tokenSource2.Token);
//t = t.ContinueWith(dummy => Console.WriteLine("Third"), tokenSource2.Token);
//t = t.ContinueWith(dummy => Console.WriteLine("Fourth"), tokenSource2.Token);
//t = t.ContinueWith(dummy => Console.WriteLine("Fifth"));
//t = t.ContinueWith(dummy => Console.WriteLine("Sixth"), tokenSource2.Token);
////return;
//tcopy.Start();
//tokenSource2.Cancel();
//Task<string> strTask = new Task<string>(() => "First "), strTaskCopy;
//strTaskCopy = strTask;
//strTask = strTask.ContinueWith(str => str.Result + "Second ");
//strTask = strTask.ContinueWith(str => str.Result + "Third ");
//strTask = strTask.ContinueWith(str => str.Result + "Fourth ");
//strTask = strTask.ContinueWith(str => str.Result + "Fifth ");
//strTask = strTask.ContinueWith(str => str.Result + "Sixth");
////tcopy.Start();
//strTaskCopy.Start();
//Console.WriteLine(strTask.Result);
}
public CraeteRequest(RequestsQueue requestsQueue, IGrouping <string, CustomsWarehouseDisposal> grouping) :
base(grouping)
{
m_RequestsQueue = requestsQueue;
}
// Send new request to its request queue
public void SendRequest(int stopFloor, string btnDirection)
{
var request = new Request(stopFloor, btnDirection);
RequestsQueue.Add(request);
}
