"""
The latest version of this package is available at:
<http://github.com/jantman/biweeklybudget>
################################################################################
Copyright 2016 Jason Antman <jason@jasonantman.com> <http://www.jasonantman.com>
This file is part of biweeklybudget, also known as biweeklybudget.
biweeklybudget is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
biweeklybudget is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with biweeklybudget. If not, see <http://www.gnu.org/licenses/>.
The Copyright and Authors attributions contained herein may not be removed or
otherwise altered, except to add the Author attribution of a contributor to
this work. (Additional Terms pursuant to Section 7b of the AGPL v3)
################################################################################
While not legally required, I sincerely request that anyone who finds
bugs please submit them at <https://github.com/jantman/biweeklybudget> or
to me via email, and that you send any contributions or improvements
either as a pull request on GitHub, or to me via email.
################################################################################
AUTHORS:
Jason Antman <jason@jasonantman.com> <http://www.jasonantman.com>
################################################################################
"""
from sqlalchemy import Column, Integer, Numeric, ForeignKey
from sqlalchemy.orm import relationship
from biweeklybudget.models.base import Base, ModelAsDict
[docs]class BudgetTransaction(Base, ModelAsDict):
"""
Represents the portion (amount) of a Transaction that is allocated
against a specific budget. There will be one or more BudgetTransactions
associated with each :py:class:`~.Transaction`.
"""
__tablename__ = 'budget_transactions'
__table_args__ = (
{'mysql_engine': 'InnoDB'}
)
#: Primary Key
id = Column(Integer, primary_key=True)
#: Amount of the transaction against this budget
amount = Column(Numeric(precision=10, scale=4), nullable=False)
#: ID of the Transaction this is part of
trans_id = Column(Integer, ForeignKey('transactions.id'))
#: Relationship - the :py:class:`~.Transaction` this is part of
transaction = relationship(
"Transaction", backref="budget_transactions", uselist=False
)
#: ID of the Budget this transaction is against
budget_id = Column(Integer, ForeignKey('budgets.id'))
#: Relationship - the :py:class:`~.Budget` this transaction is against
budget = relationship(
"Budget", backref="budget_transactions", uselist=False
)
def __repr__(self):
return "<BudgetTransaction(id=%s, transaction=%s, " \
"budget=%s, amount=%s)>" % (
self.id, self.transaction, self.budget, self.amount
)