70 lines
2.5 KiB
Python
70 lines
2.5 KiB
Python
# DrCr: Web-based double-entry bookkeeping framework
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# Copyright (C) 2022–2023 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 StatementLine(db.Model):
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__tablename__ = 'statement_lines'
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id = db.Column(db.Integer, primary_key=True)
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source_account = db.Column(db.String)
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dt = db.Column(db.DateTime)
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description = db.Column(db.String)
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quantity = db.Column(db.Integer)
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balance = db.Column(db.Integer)
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commodity = db.Column(db.String)
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reconciliation = db.relationship('StatementLineReconciliation', back_populates='statement_line', uselist=False)
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def amount(self):
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return Amount(self.quantity, self.commodity)
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def into_transaction(self):
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if len(self.reconciliations) > 0:
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# Will already be accounted for in a StatementLineTransaction
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raise Exception('Should not call into_transaction on a StatementLine with associated StatementLinePosting')
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# Not classified
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unclassified_name = 'Unclassified Statement Line Debits' if -self.quantity >= 0 else 'Unclassified Statement Line Credits'
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return Transaction(
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dt=self.dt,
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description=self.description,
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postings=[
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Posting(account=self.source_account, quantity=self.quantity, commodity=self.commodity),
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Posting(account=unclassified_name, quantity=-self.quantity, commodity=self.commodity)
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]
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)
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def is_complex(self):
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if self.reconciliation and len(self.reconciliation.posting.transaction.postings) > 2:
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return True
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return False
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class StatementLineReconciliation(db.Model):
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__tablename__ = 'statement_line_reconciliations'
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id = db.Column(db.Integer, primary_key=True)
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statement_line_id = db.Column(db.Integer, db.ForeignKey('statement_lines.id'))
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posting_id = db.Column(db.Integer, db.ForeignKey('postings.id'))
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statement_line = db.relationship('StatementLine', back_populates='reconciliation')
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posting = db.relationship('Posting')
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