162 lines
5.2 KiB
Python
162 lines
5.2 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 flask import abort, redirect, render_template, request
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from .. import AMOUNT_DPS
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from ..database import db
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from ..models import TrialBalancer
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from ..webapp import all_transactions, app
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from .models import Amount, BalanceAssertion, GeneralJournalPosting, GeneralJournalTransaction
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from datetime import datetime
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@app.route('/general-journal')
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def general_journal():
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return render_template(
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'general_journal/general_journal.html',
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commodity_detail=request.args.get('commodity-detail', '0') == '1',
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transactions=sorted(GeneralJournalTransaction.query.all(), key=lambda t: t.dt)
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)
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@app.route('/general-journal/new', methods=['GET', 'POST'])
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def general_journal_new():
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if request.method == 'GET':
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return render_template('general_journal/general_journal_edit.html', transaction=None)
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# New transaction
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transaction = GeneralJournalTransaction(
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dt=datetime.strptime(request.form['dt'], '%Y-%m-%d'),
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description=request.form['description'],
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postings=[]
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)
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for account, sign, amount_str in zip(request.form.getlist('account'), request.form.getlist('sign'), request.form.getlist('amount')):
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amount = Amount.parse(amount_str)
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if sign == 'cr':
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amount = -amount
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posting = GeneralJournalPosting(
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account=account,
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quantity=amount.quantity,
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commodity=amount.commodity
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)
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transaction.postings.append(posting)
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transaction.assert_valid()
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db.session.add(transaction)
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db.session.commit()
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return redirect('/general-journal')
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@app.route('/general-journal/edit', methods=['GET', 'POST'])
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def general_journal_edit():
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transaction = db.session.get(GeneralJournalTransaction, request.args['id'])
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if not transaction:
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abort(404)
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if request.method == 'GET':
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return render_template('general_journal/general_journal_edit.html', transaction=transaction)
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# Edit transaction
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transaction.dt = datetime.strptime(request.form['dt'], '%Y-%m-%d')
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transaction.description = request.form['description']
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transaction.postings = []
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for account, sign, amount_str in zip(request.form.getlist('account'), request.form.getlist('sign'), request.form.getlist('amount')):
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amount = Amount.parse(amount_str)
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if sign == 'cr':
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amount = -amount
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posting = GeneralJournalPosting(
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account=account,
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quantity=amount.quantity,
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commodity=amount.commodity
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)
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transaction.postings.append(posting)
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transaction.assert_valid()
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db.session.commit()
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return redirect('/general-journal')
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@app.route('/balance-assertions')
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def balance_assertions():
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assertions = BalanceAssertion.query.all()
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# Check assertion status
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transactions = all_transactions()
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assertion_status = {}
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for assertion in assertions:
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# FIXME: This is very inefficient
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balancer = TrialBalancer()
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balancer.apply_transactions([t for t in transactions if t.dt <= assertion.dt])
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# TODO: Commodities
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if balancer.accounts[assertion.account].quantity == assertion.quantity:
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assertion_status[assertion] = True
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else:
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assertion_status[assertion] = False
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return render_template('general_journal/balance_assertions.html', assertions=assertions, assertion_status=assertion_status)
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@app.route('/balance-assertions/new', methods=['GET', 'POST'])
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def balance_assertions_new():
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if request.method == 'GET':
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return render_template('general_journal/balance_assertions_edit.html', assertion=None)
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quantity = round(float(request.form['amount']) * (10**AMOUNT_DPS))
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if request.form['sign'] == 'cr':
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quantity = -quantity
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# New balance assertion
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assertion = BalanceAssertion(
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dt=datetime.strptime(request.form['dt'], '%Y-%m-%d'),
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description=request.form['description'],
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account=request.form['account'],
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quantity=quantity,
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commodity='$'
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)
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db.session.add(assertion)
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db.session.commit()
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return redirect('/balance-assertions')
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@app.route('/balance-assertions/edit', methods=['GET', 'POST'])
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def balance_assertions_edit():
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assertion = db.session.get(BalanceAssertion, request.args['id'])
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if not assertion:
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abort(404)
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if request.method == 'GET':
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return render_template('general_journal/balance_assertions_edit.html', assertion=assertion)
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quantity = round(float(request.form['amount']) * (10**AMOUNT_DPS))
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if request.form['sign'] == 'cr':
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quantity = -quantity
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# Edit balance assertion
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assertion.dt = datetime.strptime(request.form['dt'], '%Y-%m-%d')
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assertion.description = request.form['description']
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assertion.account = request.form['account']
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assertion.quantity = quantity
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db.session.commit()
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return redirect('/balance-assertions')
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