def _create_transaction(payment: Payment,
request_json: Dict,
invoice: Invoice = None):
# Cannot start transaction on completed payment
if payment.payment_status_code in (PaymentStatus.COMPLETED.value,
PaymentStatus.DELETED.value):
raise BusinessException(Error.COMPLETED_PAYMENT)
pay_system_service: PaymentSystemService = PaymentSystemFactory.create_from_payment_method(
# todo Remove this and use payment.payment_method_code when payment methods are not created upfront
payment_method=invoice.payment_method_code if invoice else payment.
payment_method_code)
# If there are active transactions (status=CREATED), then invalidate all of them and create a new one.
existing_transaction = PaymentTransactionModel.find_active_by_payment_id(
payment.id)
if existing_transaction and existing_transaction.status_code != TransactionStatus.CANCELLED.value:
existing_transaction.status_code = TransactionStatus.CANCELLED.value
existing_transaction.transaction_end_time = datetime.now()
existing_transaction.save()
transaction = PaymentTransaction()
transaction.payment_id = payment.id
transaction.client_system_url = request_json.get('clientSystemUrl')
transaction.status_code = TransactionStatus.CREATED.value
transaction_dao = transaction.flush()
transaction._dao = transaction_dao # pylint: disable=protected-access
if invoice:
transaction.pay_system_url = PaymentTransaction._build_pay_system_url_for_invoice(
invoice, pay_system_service, transaction.id,
request_json.get('payReturnUrl'))
else:
transaction.pay_system_url = PaymentTransaction._build_pay_system_url_for_payment(
payment, pay_system_service, transaction.id,
request_json.get('payReturnUrl'))
transaction_dao = transaction.save()
transaction = PaymentTransaction.__wrap_dao(transaction_dao)
return transaction
def find_active_by_payment_id(payment_identifier: int):
"""Find active transaction by id."""
current_app.logger.debug('>find_active_by_payment_id')
active_transaction = PaymentTransactionModel.find_active_by_payment_id(payment_identifier)
return PaymentTransaction.populate(active_transaction)