public int Transaction(Transaction transaction) { var transactioNew = new BankReference.Transaction() { name = transaction.name, amount = transaction.amount, content = transaction.content, senderAccountNumber = transaction.senderAccountNumber, receiverAccountNumber = transaction.receiverAccountNumber, billId = transaction.billId, status = transaction.status, type = transaction.type, createAt = transaction.createAt, updateAt = transaction.updateAt }; var result = bank.AddTransaction(transactioNew); if (result == 1) { return(1); } else if (result == -1) { return(-1); } else { return(0); } }