/// <summary>
/// Compare two seats collections.
/// If there is one or more seat included in both collection the result is true.
/// </summary>
/// <param name="group1"></param>
/// <param name="group2"></param>
/// <returns></returns>
public static bool CompareSeates(SeatIndex[] group1, SeatIndex[] group2)
{
if (group1 == null || group1.Length == 0)
{
if (group2 == null || group2.Length == 0)
return true;
else
return false;
}
if (group2 == null || group2.Length == 0)
{
if (group1 == null || group1.Length == 0)
return true;
else
return false;
}
if (group1.Length != group2.Length)
return false;
foreach (var item in group1)
{
if (!group2.Contains(item))
return false;
}
return true;
}
public void OrderTicket(Order newOrder, SeatIndex[] seats, Guid callID)
{
try
{
callback_prox = CallBackChannelFactory.GetProxy(false);
Guid result;
// Do the job and call back the ticketing bridge
result = generalTicketing.OrderTicket(newOrder, seats);
//Call back the bridge
callback_prox.IDArrived(result, callID);
}
catch (TicketingException tex)
{
LoggingManager.Logger.Log(LoggingCategory.Error, StringsResource.TicketingFailed + " " + tex.Message);
throw new TicketingException(StringsResource.TicketingFailed + " " + tex.Message, tex);
}
catch (Exception ex)
{
LoggingManager.Logger.Log(LoggingCategory.Error, StringsResource.FailedToContactTicketingBridge + " " + ex.Message);
throw new TicketingException(StringsResource.TicketingFailed + " " + ex.Message, ex);
}
finally
{
if ((callback_prox != null) && ((callback_prox as ICommunicationObject).State == CommunicationState.Opened))
(callback_prox as ICommunicationObject).Close();
}
}
public Guid OrderTicket(Order newOrder, SeatIndex[] seats)
{
ITicketingServiceOneWay prox = null;
Guid callId = Guid.NewGuid();
try
{
// TODO: Ex2 - Add code to call the one-way service
// Find a proxy to the ticketing service (one-way)
prox = TicketingServiceOneWayProxyFactory.GetProxy(false);
AutoResetEvent arrived = new AutoResetEvent(false);
// Create a ResultPackage with a wait handle to wait on until a response arrives (on another channel)
ResultPackage pack = new ResultPackage() { ResultArrived = arrived };
ResultsCache.Current.SetPackage(callId, pack);
// Call the pricing service on MSMQ channel on another thread.
Action<ITicketingServiceOneWay> del =
(p => p.OrderTicket(newOrder, seats, callId));
del.BeginInvoke(prox, null, null);
//Wait until result arrives
arrived.WaitOne(timeout);
Guid result = (Guid)ResultsCache.Current.GetResult(callId);
ResultsCache.Current.ClearResult(callId);
return result;
}
catch (Exception ex)
{
LoggingManager.Logger.Log(LoggingCategory.Error, StringsResource.FailedToContactTicketing + " " + ex.Message);
throw new TicketingException(StringsResource.TicketingFailed + " " + ex.Message, ex);
}
finally
{
if ((prox != null) && ((prox as ICommunicationObject).State == CommunicationState.Opened))
(prox as ICommunicationObject).Close();
}
}
private void ShowAvailableSeats(SeatIndex[] reservedSeats)
{
seatsLayout.Children.Clear();
seatsLayout.RowDefinitions.Clear();
seatsLayout.ColumnDefinitions.Clear();
_seats.Clear();
if (reservedSeats != null)
{
for (int i = 0; i < ROWS_IN_HALL; i++)
{
seatsLayout.RowDefinitions.Add(new RowDefinition() { Height = GridLength.Auto });
for (int j = 0; j < SEATS_IN_ROW; j++)
{
seatsLayout.ColumnDefinitions.Add(new ColumnDefinition() { Width = GridLength.Auto });
SeatMarker seatMarker = new SeatMarker();
if (reservedSeats.FirstOrDefault(s => s.Row == i + 1 && s.Seat == j + 1) != null)
{
seatMarker.Availability = SeatAvailability.Reserved;
}
else
{
seatMarker.Availability = SeatAvailability.Available;
}
seatsLayout.Children.Add(seatMarker);
seatMarker.ReservationChanged += new SeatMarker.ReservationChangedEventHandler(seatMarker_ReservationChanged);
Grid.SetRow(seatMarker, i);
Grid.SetColumn(seatMarker, j);
}
}
}
}
public Guid OrderTicket(Contracts.Order newOrder, SeatIndex[] seats)
{
//1. validate the order is valid
//validate newOrder.EventInfo and newOrder.CustomerInfo
ICrmBase crmProx = null;
IShowsService showsProx = null;
IPricingService pricingProx = null;
IReservationService reservationsProx = null;
Guid reservationID;
if (newOrder == null)
throw new NullReferenceException(StringsResource.NullOrder);
if (newOrder.CustomerInfo == null)
throw new NullReferenceException(StringsResource.NullCustomer);
if (newOrder.EventInfo == null)
throw new NullReferenceException(StringsResource.NullEvent);
if ((seats == null) || (seats.Count() == 0))
throw new ArgumentException(StringsResource.NoSeatsInOrder);
#region Validate Customer
//Contact the Crm service to ensure the customer exist.
lock (this)
{
if (crmChf == null)
crmChf = new ChannelFactory<ICrmBase>("CrmCertEP");
}
try
{
crmProx = crmChf.CreateChannel();
var customer = crmProx.GetCustomerByID(newOrder.CustomerInfo.ID);
if (customer == null)
throw new TicketingException(string.Format(StringsResource.CustomerNotFound, newOrder.CustomerInfo.ID));
newOrder.CustomerInfo = CustomerMapper.MapToTicketingCustomer(customer);
}
catch (Exception ex)
{
LoggingManager.Logger.Log(LoggingCategory.Error, ex.Message);
throw new TicketingException(StringsResource.FailedToContactCrm, ex);
}
finally
{
var channel = crmProx as ICommunicationObject;
if ((channel != null) && (channel.State == CommunicationState.Opened))
channel.Close();
}
#endregion
#region Validate Event
ShowsService.Contracts.Event _event;
//1. contact the shows service to fetch information about the event.
lock (this)
{
if (showsChf == null)
showsChf = new ChannelFactory<IShowsService>("ShowEP");
}
try
{
showsProx = showsChf.CreateChannel();
_event = showsProx.FindEventByID(newOrder.EventInfo.EventID);
if (_event == null)
throw new TicketingException(string.Format(StringsResource.EventNotFound, newOrder.EventInfo.EventID));
newOrder.EventInfo = _event;
}
catch (Exception ex)
{
LoggingManager.Logger.Log(LoggingCategory.Error, ex.Message);
throw new TicketingException(StringsResource.FailedToContactShows + " " + ex.Message, ex);
}
finally
{
var channel = showsProx as ICommunicationObject;
if ((channel != null) && (channel.State == CommunicationState.Opened))
channel.Close();
}
//2. check the event exist and it is open
if ((_event == null) || (_event.State != EventState.Opened))
throw new TicketingException(StringsResource.InvalidOrClosedEvent);
#endregion
#region Call Pricing to calculate the total price
lock (this)
{
if (pricingChf == null)
pricingChf = new ChannelFactory<IPricingService>("PricingEP");
}
try
{
pricingProx = pricingChf.CreateChannel();
var price = pricingProx.CalculatePrice(reductionCode: newOrder.CustomerInfo.ReductionCode.Value,
policyName: newOrder.EventInfo.PricingPolicy,
listPrice: (int)newOrder.EventInfo.ListPrice,
numberOfTickets: seats.Count(), currency: null);
newOrder.TotalPrice = price * seats.Count();
}
catch (Exception ex)
{
LoggingManager.Logger.Log(LoggingCategory.Error, ex.Message);
throw new TicketingException(StringsResource.FailedToContactPricing + " " + ex.Message, ex);
}
finally
{
var channel = pricingProx as ICommunicationObject;
if ((channel != null) && (channel.State == CommunicationState.Opened))
channel.Close();
}
#endregion
#region Call the resrevation service and reserve seats
//Contact the HallState service to perform the reservation.
lock (this)
{
if (reservationsChf == null)
reservationsChf = new ChannelFactory<IReservationService>("ReservationsEP");
}
try
{
reservationsProx = reservationsChf.CreateChannel();
reservationID = reservationsProx.CreateResevation(new Reservation()
{
ID = Guid.NewGuid(),
CustomerID = newOrder.CustomerInfo.ID,
EventID = newOrder.EventInfo.EventID,
Seats = seats.ToList(),
Remarks = newOrder.Remarks
});
}
catch (Exception ex)
{
LoggingManager.Logger.Log(LoggingCategory.Error, ex.Message);
throw new TicketingException(StringsResource.FailedToContactHallState + " " + ex.Message, ex);
}
finally
{
var channel = reservationsProx as ICommunicationObject;
if ((channel != null) && (channel.State == CommunicationState.Opened))
channel.Close();
}
#endregion
newOrder.ID = reservationID;
newOrder.State = OrderState.Created;
manager.OrderTicket(newOrder);
#region ClientNotifications
//ClientNotifications
string userName = string.Empty;
if ((OperationContext.Current != null) && (OperationContext.Current.ServiceSecurityContext != null) && (OperationContext.Current.ServiceSecurityContext.PrimaryIdentity != null))
userName = OperationContext.Current.ServiceSecurityContext.PrimaryIdentity.Name;
var clientRegistrations = MemoryRepository.Current.GetRegistrations(NotificationTypes.TicketingNotification, userName);
if (clientRegistrations.Length > 0)
ClientNotificationsManager.SendNotifications(new OrderMessage()
{
Content = "Order Created",
OrderID = reservationID
}, clientRegistrations);
#endregion
return newOrder.ID;
}