/// <summary>
/// Handle change message
/// </summary>
/// <param name="message">BaseChangeMessage</param>
public void Handle(BaseChangeMessage message)
{
var providerChangeMessage = message as ProviderChangeMessage;
if (providerChangeMessage != null)
{
this.Handle(providerChangeMessage);
}
else
{
nextHandler.Handle(message);
}
}
/// <summary>
/// Handle room type message
/// </summary>
/// <param name="message">BaseChangeMessage</param>
public void Handle(BaseChangeMessage message)
{
var roomTypeChangeMessage = message as RoomTypeChangeMessage;
if (roomTypeChangeMessage != null)
{
this.Handle(roomTypeChangeMessage);
}
else
{
nextHandler.Handle(message);
}
}
/// <summary>
/// Handle an inventory message
/// </summary>
/// <param name="message">BaseChangeMessage</param>
public void Handle(BaseChangeMessage message)
{
var inventoryChangeMessage = message as InventoryChangeMessage;
if (inventoryChangeMessage != null)
{
this.Handle(inventoryChangeMessage);
}
else
{
nextHandler.Handle(message);
}
}
/// <summary>
/// Handle rate plan message
/// </summary>
/// <param name="message">BaseChangeMessage</param>
public void Handle(BaseChangeMessage message)
{
var ratePlanChangeMessage = message as RatePlanChangeMessage;
if (ratePlanChangeMessage != null)
{
this.Handle(ratePlanChangeMessage);
}
else
{
nextHandler.Handle(message);
}
}
/// <summary>
/// Create messaging integrator service
/// </summary>
/// <returns>a list of messaging integrator services</returns>
public static IEnumerable<IMessagingIntegratorService> CreateServices(BaseChangeMessage message)
{
var providerChangeMessage = message as ProviderChangeMessage;
bool isOptOutMessage = providerChangeMessage != null && message.ChangeType == ChangeType.Delete && providerChangeMessage.IsFullUpdate;
if (message.OptedInChannels.Any(c => c.PlatformCode == ChannelPlatformEnum.AIG) || isOptOutMessage)
{
yield return new AigIntegratorService();
}
if (isPpcIntegratorServiceSwitchedOn && message.OptedInChannels.Any(c => c.PlatformCode == ChannelPlatformEnum.PPC))
{
yield return new PPCIntegratorServices();
}
}
/// <summary>
/// This method will process an availablitiy update item and convert it into an PPC message and add it to the queue.
/// </summary>
/// <param name="providerSubscriberOptinLookup">ProviderSubscriberOptInsLookup</param>
/// <param name="changeMessage">BaseChangeMessage</param>
/// <returns>Return always True</returns>
public bool ProcessAndQueueChangeUpdates(ProviderSubscriberOptInsLookup providerSubscriberOptinLookup, BaseChangeMessage changeMessage)
{
try
{
IMessageHandler messageHandler = MessageHandlerFactory.CreateMessageHandler();
if (messageHandler != null)
{
messageHandler.Handle(changeMessage);
}
}
//We must not disturb the overall process (AIG)
catch (Exception ex)
{
Logger.LogFatal("Error in PPCIntegratorServices :", null, ex);
}
return true;
}
/// <summary>
/// This method will call the base handler methods depending on the type of availbility update item.
/// </summary>
/// <param name="providerAndSubscriberOptInLookup">List of providers opted into AIG</param>
/// <param name="baseChangeMessage">Availability update item to process</param>
/// <returns>True is successful otherwise False</returns>
private bool HandleChangeMessage(ProviderSubscriberOptInsLookup providerAndSubscriberOptInLookup, BaseChangeMessage baseChangeMessage)
{
//get the AIGSubscriberByOptinPriceTypeList list now or null. it could be null in a case
//where it is a provider opt out and the list has been refreshed.
var subscriberByOptinList = (providerAndSubscriberOptInLookup == null) ? null : providerAndSubscriberOptInLookup.GetSubscribersByProviderId(baseChangeMessage.ProviderId);
if (subscriberByOptinList == null)
{
return true;
}
try
{
var inventoryChangeMessage = baseChangeMessage as InventoryChangeMessage;
if (inventoryChangeMessage != null)
{
return HandleInventoryUpdate(subscriberByOptinList, inventoryChangeMessage);
}
var providerChangeMessage = baseChangeMessage as ProviderChangeMessage;
if (providerChangeMessage != null)
{
return HandleProviderUpdate(subscriberByOptinList, providerChangeMessage);
}
var ratePlanChangeMessage = baseChangeMessage as RatePlanChangeMessage;
if (ratePlanChangeMessage != null)
{
return HandleRatePlanUpdate(subscriberByOptinList, ratePlanChangeMessage);
}
var roomTypeChangeMessage = baseChangeMessage as RoomTypeChangeMessage;
if (roomTypeChangeMessage != null)
{
return HandleRoomTypeUpdate(subscriberByOptinList, roomTypeChangeMessage);
}
var roomChangeMessage = baseChangeMessage as RoomChangeMessage;
if (roomChangeMessage != null)
{
return HandleRoomUpdate(subscriberByOptinList, roomChangeMessage);
}
return true;
}
catch (Exception ex)
{
//this is a catch all if anything goes wrong during the data retrieval part
Logger.ErrorFormat("Error occured while processing {0} {1}", baseChangeMessage, ex);
var providerErrorMessage = ProviderError.CreateProviderError(baseChangeMessage.SubscriberId.ToString(), baseChangeMessage.ProviderId.ToString(), "Unhandled exception during procesing: " + ex.Message);
return QueueMessage(providerErrorMessage);
}
}
/// <summary>
/// This method will check to confirm that an update is required for this change message
/// </summary>
/// <param name="providerAndSubscriberOptInLookup">List of providers opted in to AIG</param>
/// <param name="baseChangeMessage">Base change message to check</param>
/// <returns>True if successful otherwise False</returns>
private static bool IsChangeMessageRequiredUpdate(ProviderSubscriberOptInsLookup providerAndSubscriberOptInLookup, BaseChangeMessage baseChangeMessage)
{
if (providerAndSubscriberOptInLookup.ContainsProvider(baseChangeMessage.ProviderId))
{
var subscriberByOptinList = providerAndSubscriberOptInLookup.GetSubscribersByProviderId(baseChangeMessage.ProviderId);
if (subscriberByOptinList == null)
{
return false;
}
//updates involving a businessaccount being activated/deactivated will not contain a distributor id
if (baseChangeMessage.SubscriberId == Guid.Empty)
{
return true;
}
if (subscriberByOptinList.ContainsSubscriber(baseChangeMessage.SubscriberId))
{
return true;
}
}
return false;
}
/// <summary>
/// This method will process an availablitiy update item and convert it into an AIG message and add it to the queue. It will however, not commit this message
/// till the CommmitUpdates method is called.
/// </summary>
/// <param name="providerSubscriberOptinLookup">List of providers opted in to AIG</param>
/// <param name="changeMessage">Change message to process</param>
/// <returns>True if successful otherwise False</returns>
public bool ProcessAndQueueChangeUpdates(ProviderSubscriberOptInsLookup providerSubscriberOptinLookup, BaseChangeMessage changeMessage)
{
var isSuccesful = true;
var providerId = changeMessage.ProviderId;
using (var transactionScope = new TransactionScope(currentTransactionScope, queryTransactionOptions))
{
Logger.InfoFormat("Processing update for Business: {0}", providerId);
if (IsChangeMessageRequiredUpdate(providerSubscriberOptinLookup, changeMessage))
{
isSuccesful = HandleChangeMessage(providerSubscriberOptinLookup.GetProviderIdsOptedIntoSubscribers().Contains(changeMessage.ProviderId) ? providerSubscriberOptinLookup : null, changeMessage);
}
else
{
//It will reach here is the update is for a provider not in aig subscriber list
Logger.Debug(string.Format("Business {0} with change message type {1} was not processed as distributor {2} is not an AIG subscriber OR the provider is not opted in", changeMessage.ProviderId, changeMessage.GetType(), changeMessage.SubscriberId));
}
Logger.InfoFormat("SUCCESSFULLY completed processing updates for Business: {0}", providerId);
transactionScope.Complete();
}
return isSuccesful;
}
public IEnumerable<IMessagingIntegratorService> CreateServices(BaseChangeMessage message)
{
return MessagingIntegratorServiceFactory.CreateServices(message);
}