def __change_income(self, task_id, node_id, value, expected_value, state):
query = ReceivedPayment.update(val=value,
expected_val=expected_value,
state=state,
modified_date=str(datetime.now()))
query = query.where(self.__same_transaction(task_id, node_id))
query.execute()
def __add_income(self, task_id, node_id, value, expected_value, state):
before = ReceivedPayment.get(self.__same_transaction(task_id, node_id))
query = ReceivedPayment.update(val=before.val + value,
expected_val=before.expected_val +
expected_value,
state=state,
modified_date=str(datetime.now()))
query = query.where(self.__same_transaction(task_id, node_id))
query.execute()
def change_state(self, task_id, from_node, state):
""" Change state of payment that node <from_node> should have made for computing task <task_id>
:param str task_id: computed task
:param str from_node: node whose payment's state we want to change
:param state: new state
"""
query = ReceivedPayment.update(state=state,
modified_date=str(datetime.now()))
query = query.where(self.__same_transaction(task_id, from_node))
query.execute()