private static void FindDonorKeysByBankAccount(BankImportTDS AMainDS)
{
AMainDS.PBankingDetails.DefaultView.Sort = BankImportTDSPBankingDetailsTable.GetBankSortCodeDBName() + "," +
BankImportTDSPBankingDetailsTable.GetBankAccountNumberDBName();
foreach (BankImportTDSAEpTransactionRow transaction in AMainDS.AEpTransaction.Rows)
{
Int64 DonorKey = GetDonorByBankAccountNumber(AMainDS, transaction.BranchCode, transaction.BankAccountNumber);
if (transaction.BankAccountNumber.Length == 0)
{
// useful for NUnit testing for csv import: partnerkey in description
try
{
DonorKey = Convert.ToInt64(transaction.Description);
}
catch (Exception)
{
DonorKey = -1;
}
}
transaction.DonorKey = DonorKey;
}
}
/// <summary>
/// there are several gift batches that might fit this bank statement. find the right one!
/// simple matching; no split gifts, bank account number fits and amount fits
/// </summary>
private static int FindGiftBatch(BankImportTDS AMainDS, AEpStatementRow AStmt)
{
SortedList <Int32, Int32> MatchedGiftBatches = new SortedList <int, int>();
// create the dataview only after loading, otherwise loading is much slower
DataView GiftDetailByAmountAndDonor = new DataView(AMainDS.AGiftDetail,
string.Empty,
AGiftDetailTable.GetGiftAmountDBName() + "," +
BankImportTDSAGiftDetailTable.GetDonorKeyDBName(),
DataViewRowState.CurrentRows);
DataView GiftByAmountAndDonor = new DataView(AMainDS.AGift,
string.Empty,
BankImportTDSAGiftTable.GetTotalAmountDBName() + "," +
AGiftTable.GetDonorKeyDBName(),
DataViewRowState.CurrentRows);
AMainDS.PBankingDetails.DefaultView.Sort = BankImportTDSPBankingDetailsTable.GetBankSortCodeDBName() + "," +
BankImportTDSPBankingDetailsTable.GetBankAccountNumberDBName();
foreach (BankImportTDSAEpTransactionRow transaction in AMainDS.AEpTransaction.Rows)
{
// find the donor for this transaction, by his bank account number
Int64 DonorKey = GetDonorByBankAccountNumber(AMainDS, transaction.BranchCode, transaction.BankAccountNumber);
if (transaction.BankAccountNumber.Length == 0)
{
// useful for NUnit testing for csv import: partnerkey in description
try
{
DonorKey = Convert.ToInt64(transaction.Description);
}
catch (Exception)
{
DonorKey = -1;
}
}
BankImportTDSAGiftDetailRow detailrow = null;
if (DonorKey != -1)
{
DataRowView[] giftDetails = GiftDetailByAmountAndDonor.FindRows(new object[] { transaction.TransactionAmount, DonorKey });
if (giftDetails.Length == 1)
{
// found a possible match
detailrow = (BankImportTDSAGiftDetailRow)giftDetails[0].Row;
}
else
{
// check if we can find a gift with several gift details, that would match this transaction amount
DataRowView[] gifts = GiftByAmountAndDonor.FindRows(new object[] { transaction.TransactionAmount, DonorKey });
if (gifts.Length >= 1)
{
AGiftRow gift = (AGiftRow)gifts[0].Row;
detailrow =
(BankImportTDSAGiftDetailRow)AMainDS.AGiftDetail.Rows.Find(new object[] { gift.LedgerNumber, gift.BatchNumber,
gift.GiftTransactionNumber,
1 });
}
}
}
if (detailrow != null)
{
if (MatchedGiftBatches.ContainsKey(detailrow.BatchNumber))
{
MatchedGiftBatches[detailrow.BatchNumber]++;
}
else
{
MatchedGiftBatches.Add(detailrow.BatchNumber, 1);
}
}
}
int SelectedGiftBatch = -1;
int maxMatches = 0;
foreach (int GiftBatchNumber in MatchedGiftBatches.Keys)
{
if (MatchedGiftBatches[GiftBatchNumber] > maxMatches)
{
maxMatches = MatchedGiftBatches[GiftBatchNumber];
SelectedGiftBatch = GiftBatchNumber;
}
}
if ((SelectedGiftBatch != -1) &&
((AMainDS.AEpTransaction.Rows.Count > 2) &&
(MatchedGiftBatches[SelectedGiftBatch] < AMainDS.AEpTransaction.Rows.Count / 2)))
{
TLogging.Log(
"cannot find enough gifts that look the same, for statement " + AStmt.Filename +
". CountMatches for batch " + SelectedGiftBatch.ToString() + ": " +
MatchedGiftBatches[SelectedGiftBatch].ToString());
SelectedGiftBatch = -1;
}
return(SelectedGiftBatch);
}
