59 lines
2.0 KiB
Python
59 lines
2.0 KiB
Python
# DrCr: Web-based double-entry bookkeeping framework
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# Copyright (C) 2022 Lee Yingtong Li (RunasSudo)
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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from ..database import db
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from ..models import Amount, Posting, Transaction
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class GeneralJournalTransaction(db.Model, Transaction):
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__tablename__ = 'general_journal_transactions'
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id = db.Column(db.Integer, primary_key=True)
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dt = db.Column(db.DateTime)
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description = db.Column(db.String)
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postings = db.relationship('GeneralJournalPosting', back_populates='transaction', cascade='all, delete-orphan')
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class GeneralJournalPosting(db.Model, Posting):
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__tablename__ = 'general_journal_postings'
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id = db.Column(db.Integer, primary_key=True)
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transaction_id = db.Column(db.Integer, db.ForeignKey('general_journal_transactions.id'))
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description = db.Column(db.String)
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account = db.Column(db.String)
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quantity = db.Column(db.Integer)
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commodity = db.Column(db.String)
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transaction = db.relationship('GeneralJournalTransaction', back_populates='postings')
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def amount(self):
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return Amount(self.quantity, self.commodity)
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class BalanceAssertion(db.Model):
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__tablename__ = 'balance_assertions'
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id = db.Column(db.Integer, primary_key=True)
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dt = db.Column(db.DateTime)
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description = db.Column(db.String)
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account = db.Column(db.String)
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quantity = db.Column(db.Integer)
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commodity = db.Column(db.String)
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def balance(self):
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return Amount(self.quantity, self.commodity)
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