/// <summary>
/// Decrease sequence number, in case file submission failed
/// </summary>
internal void DecrementSequence()
{
Context[Key.SequenceName] = "AmexOfferRegistrationSequence";
SharedSequenceLogic sequenceLogic = new SharedSequenceLogic(Context, CommerceOperationsFactory.SequenceOperations(Context));
sequenceLogic.DecrementSequence();
}
/// <summary>
/// create request file
/// </summary>
/// <returns>
/// Async task wrapper
/// </returns>
private async Task <string> CreateNewRequestFileIfNeededAsync()
{
ICollection <string> recordNames = DetailRecordsBloblClient.RetrieveFilesToProcess();
Collection <string> records = new Collection <string>();
string fileToUpload = null;
if (recordNames != null)
{
foreach (string recordName in recordNames)
{
MemoryStream memStream = new MemoryStream();
memStream.Position = 0;
await DetailRecordsBloblClient.DownloadAsync(memStream, recordName).ConfigureAwait(false);;
memStream.Position = 0;
using (StreamReader streamReader = new StreamReader(memStream))
{
string record = streamReader.ReadToEnd();
records.Add(record);
}
await DetailRecordsBloblClient.MarkAsProcessedAsync(recordName).ConfigureAwait(false);;
}
}
if (records.Count > 0)
{
Context[Key.SequenceName] = "AmexOfferRegistrationSequence";
SharedSequenceLogic sequenceLogic = new SharedSequenceLogic(Context, CommerceOperationsFactory.SequenceOperations(Context));
int sequenceNumber = sequenceLogic.RetrieveNextValueInSequence();
fileToUpload = OfferRegistrationFileBuilder.Build(records, sequenceNumber, DateTime.UtcNow);
}
return(fileToUpload);
}
/// <summary>
/// Build the statement credit file
/// </summary>
/// <param name="result">
/// Collection of records to build credit for
/// </param>
/// <returns>
/// Instance of StatmentCreditFile <see cref="StatementCreditFile"/>
/// </returns>
internal StatementCreditFile BuildCreditFile(Collection <OutstandingRedeemedDealInfo> result)
{
StatementCreditFile file = null;
if (result.Count > 0)
{
Context[Key.SequenceName] = "AmexStatementCreditSequence";
SharedSequenceLogic sequenceLogic = new SharedSequenceLogic(Context, CommerceOperationsFactory.SequenceOperations(Context));
int sequenceNumber = sequenceLogic.RetrieveNextValueInSequence();
file = new StatementCreditFile()
{
Header = new StatementCreditHeader()
{
Date = DateTime.UtcNow,
SequenceNumber = sequenceNumber
}
};
int totalAmount = 0;
foreach (OutstandingRedeemedDealInfo outstandingRedeemedDealInfo in result)
{
totalAmount += outstandingRedeemedDealInfo.DiscountAmount;
StatementCreditDetail detail = new StatementCreditDetail()
{
CampaignName = outstandingRedeemedDealInfo.MerchantName,
CardToken = outstandingRedeemedDealInfo.Token,
DiscountAmount = (decimal)outstandingRedeemedDealInfo.DiscountAmount / 100,
OfferId = outstandingRedeemedDealInfo.OfferId,
StatementDescriptor = StatmentDescriptor(outstandingRedeemedDealInfo.MerchantName),
TransactionId = outstandingRedeemedDealInfo.ReferenceNumber.ToString(CultureInfo.InvariantCulture)
};
file.StatementCreditRecords.Add(detail);
}
file.Trailer = new StatementCreditTrailer()
{
TrailerAmount = (decimal)totalAmount / 100,
TrailerCount = file.StatementCreditRecords.Count
};
}
return(file);
}
/// <summary>
/// Create a new offer Id for registering a deal with Amex
/// </summary>
/// <param name="context">
/// Incoming Commerce Context
/// </param>
/// <returns>
/// The Id of the new offer
/// </returns>
public static int GenerateNewOfferId(CommerceContext context)
{
if (context == null)
{
throw new ArgumentNullException("context", "Parameter context cannot be null.");
}
context[Key.SequenceName] = "AmexOfferIdSequence";
SharedSequenceLogic sharedSequenceLogic = new SharedSequenceLogic(context, CommerceOperationsFactory.SequenceOperations(context));
return(sharedSequenceLogic.RetrieveNextValueInSequence());
}