/// <summary>
///
/// This method will apply the assignment rule to either the transaction record or the current (i.e., database)
/// record, using the other record as a reference.
///
/// <param name="poTransactionRecord">The incoming record</param>
/// <param name="poCurrentRecord">The current record (i.e., in the database)</param>
/// <param name="poErrorMessage">The buffer that will contain an error message if the rule fails</param>
/// <returns>Indicates whether or not the target product passed the rule successfully</returns>
/// </summary>
public override bool Execute(WonkaProduct poTransactionRecord,
WonkaProduct poCurrentRecord,
StringBuilder poErrorMessage)
{
bool bResult = false;
WonkaProduct TargetRecord = null;
WonkaRefEnvironment WonkaRefEnv = WonkaRefEnvironment.GetInstance();
int nAttrId = TargetAttribute.AttrId;
int nGroupId = TargetAttribute.GroupId;
if (RecordOfInterest == TARGET_RECORD.TRID_NEW_RECORD)
{
TargetRecord = poTransactionRecord;
}
else if (RecordOfInterest == TARGET_RECORD.TRID_OLD_RECORD)
{
TargetRecord = poCurrentRecord;
}
else
{
throw new Exception("ERROR! The target record is none!");
}
string sTargetData =
TargetRecord.GetPrimaryAttributeData(TargetAttribute.GroupId, TargetAttribute.AttrId);
if (sTargetData == null)
{
sTargetData = string.Empty;
}
RefreshCache(poTransactionRecord, poCurrentRecord);
WonkaPrdGroup TempProductGroup = null;
if (RecordOfInterest == TARGET_RECORD.TRID_NEW_RECORD)
{
TempProductGroup = poTransactionRecord.GetProductGroup(nGroupId);
}
else
{
TempProductGroup = poCurrentRecord.GetProductGroup(nGroupId);
}
if ((CustomOpDelegate == null) && (CustomOpSource.CustomOpDelegate != null))
{
CustomOpDelegate = CustomOpSource.CustomOpDelegate;
}
if (CustomOpDelegate != null)
{
string[] CustomOpArgs = new string[4];
for (int idx = 0; idx < 4; ++idx)
{
if (idx < DomainCache.Count())
{
CustomOpArgs[idx] = DomainCache.ElementAt(idx);
}
else
{
CustomOpArgs[idx] = string.Empty;
}
}
string sCustomOpResult =
CustomOpDelegate(CustomOpArgs[0], CustomOpArgs[1], CustomOpArgs[2], CustomOpArgs[3]);
// NOTE: If the result is empty, we consider the rule's invocation as a failure
if (!String.IsNullOrEmpty(sCustomOpResult))
{
TempProductGroup[0][nAttrId] = sCustomOpResult;
bResult = true;
}
if (poErrorMessage != null)
{
poErrorMessage.Clear();
poErrorMessage.Append(GetVerboseError(TargetRecord));
}
}
return(bResult);
}
