private void WriteRefundCheck(Quickbooks qb, CheckToWrite r)
{
ICustomerRet customer = FindCustomer(qb, r.FullName);
if (customer == null)
{
customer = addCustomer(qb, r);
}
else
{
UpdateCustomer(qb, customer, r);
}
IMsgSetRequest msgRequest = qb.newRequest();
msgRequest.Attributes.OnError = ENRqOnError.roeStop;
ICheckAdd addCheckRequest = msgRequest.AppendCheckAddRq();
addCheckRequest.PayeeEntityRef.ListID.SetValue(customer.ListID.GetValue());
addCheckRequest.Memo.SetValue(r.Memo);
addCheckRequest.AccountRef.FullName.SetValue(r.QbBankAccount);
IExpenseLineAdd expenseAdd = addCheckRequest.ExpenseLineAddList.Append();
expenseAdd.AccountRef.FullName.SetValue(r.QbIncomeAccount);
expenseAdd.Amount.SetValue((double)r.Amount);
expenseAdd.Memo.SetValue(r.Memo);
addCheckRequest.IsToBePrinted.SetValue(true);
addCheckRequest.RefNumber.SetEmpty();
IMsgSetResponse response = qb.performRequest(msgRequest);
if (response.ResponseList.GetAt(0).StatusCode != 0)
{
throw new Exception("failed to write refund check " + response.ResponseList.GetAt(0).StatusMessage);
}
}