Implement cash flow (indirect method)
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@ -155,6 +155,7 @@ def cashflow():
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opening_balances = []
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closing_balances = []
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cashflows = []
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profits = []
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for de, db in zip(dates_end, dates_beg):
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tb = accounting.trial_balance(l.clone(), db - timedelta(days=1), db, report_currency)
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opening_balances.append(sum((tb.get_balance(a) for a in cash_accounts), Balance()).exchange(report_currency, True))
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@ -162,16 +163,27 @@ def cashflow():
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tb = accounting.trial_balance(l.clone(), de, db, report_currency)
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closing_balances.append(sum((tb.get_balance(a) for a in cash_accounts), Balance()).exchange(report_currency, True))
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cashflows.append(accounting.account_flows(tb.ledger, de, db, cash_accounts))
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if method == 'direct':
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# Determine transactions affecting cash assets
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cashflows.append(accounting.account_flows(tb.ledger, de, db, cash_accounts, True))
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else:
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# Determine net profit (loss)
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profits.append(-(tb.get_total(tb.ledger.get_account(config['income_account'])) + tb.get_total(tb.ledger.get_account(config['expenses_account'])) + tb.get_total(tb.ledger.get_account(config['oci_account']))).exchange(report_currency, True))
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# Determine transactions affecting equity, liabilities and non-cash assets
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noncash_accounts = [a for a in l.accounts.values() if a.is_equity or a.is_liability or (a.is_asset and not a.is_cash)]
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cashflows.append(accounting.account_flows(tb.ledger, de, db, noncash_accounts, False))
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# Delete accounts with always zero balances
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accounts = list(l.accounts.values())
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for account in accounts[:]:
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if all(p.get_balance(account) == 0 and p.get_total(account) == 0 for p in cashflows):
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accounts.remove(account)
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if method == 'direct':
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return flask.render_template('cashflow_direct.html', period=describe_period(date_end, date_beg), ledger=l, cashflows=cashflows, opening_balances=opening_balances, closing_balances=closing_balances, accounts=accounts, config=config, report_currency=report_currency)
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else:
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return flask.render_template('cashflow_indirect.html', period=describe_period(date_end, date_beg), ledger=l, cashflows=cashflows, profits=profits, opening_balances=opening_balances, closing_balances=closing_balances, accounts=accounts, config=config, report_currency=report_currency)
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@app.route('/transactions')
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def transactions():
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@ -168,14 +168,14 @@ def ledger_to_cash(ledger, currency):
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return ledger
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# Summarise related transactions
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def account_flows(ledger, date, pstart, accounts):
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def account_flows(ledger, date, pstart, accounts, related):
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transactions = [t for t in ledger.transactions if any(p.account in accounts for p in t.postings) and t.date <= date and t.date >= pstart]
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tb = TrialBalance(ledger, date, pstart)
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for transaction in transactions:
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for posting in transaction.postings:
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if posting.account in accounts:
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if (posting.account in accounts) is related:
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continue
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tb.balances[posting.account.name] = tb.get_balance(posting.account) - posting.amount
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90
ledger_pyreport/jinja2/cashflow_indirect.html
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90
ledger_pyreport/jinja2/cashflow_indirect.html
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@ -0,0 +1,90 @@
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{#
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ledger-pyreport
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Copyright © 2020 Lee Yingtong Li (RunasSudo)
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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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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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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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#}
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{% extends 'base_report.html' %}
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{% macro print_rows(account, invert=False, level=0) %}
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<tr>
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<td style="padding-left: calc(2px + {{ level }}em);">
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{% if cashflows|length == 1 %}
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<a href="/transactions?{{ {'date_end': cashflows[0].date.strftime('%Y-%m-%d'), 'date_beg': cashflows[0].pstart.strftime('%Y-%m-%d'), 'account': account.name, 'cash': 'on' if cash else ''}|urlencode }}">{{ account.bits[-1] }}</a>
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{% else %}
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{{ account.bits[-1] }}
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{% endif %}
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</td>
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{% for cashflow in cashflows %}
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{% set amount = (-cashflow.get_balance(account) if invert else cashflow.get_balance(account)).exchange(report_currency, True) %}
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<td>{% if not amount.near_zero %}{{ amount|a('/transactions?' + {'date': cashflow.date.strftime('%Y-%m-%d'), 'pstart': cashflow.pstart.strftime('%Y-%m-%d'), 'account': account.name, 'cash': 'on' if cash else ''}|urlencode) }}{% endif %}</td>
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{% endfor %}
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</tr>
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{% for child in account.children|sort(attribute='name') if child in accounts %}
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{{ print_rows(child, invert, level + 1) }}
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{% endfor %}
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{% endmacro %}
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{% block title %}Cash Flow Statement for the {{ period }}{% endblock %}
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{% block report %}
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<h1>Cash Flow Statement</h1>
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<h2>For the {{ period }}</h2>
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<table class="ledger onedesc">
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{# Profit and loss #}
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<tr>
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<th></th>
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{% for cashflow in cashflows %}<th class="h2">{{ cashflow.date.strftime('%Y') }} </th>{% endfor %}
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</tr>
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<tr>
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<td>Total Comprehensive Income</td>
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{% for profit in profits %}<td>{{ profit|a }}</td>{% endfor %}
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</tr>
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<tr><td colspan="{{ cashflows|length + 1 }}"> </td></tr>
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{# Cash flows #}
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<tr>
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<th class="h2" colspan="{{ cashflows|length + 1 }}">Adjustments for Changes in Non-cash Accounts</th>
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</tr>
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{% for account in ledger.root_account.children|sort(attribute='name') if account in accounts %}
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{{ print_rows(account, invert=invert) }}
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{% endfor %}
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<tr class="total">
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<td>Total Adjustments</td>
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{% for cashflow in cashflows %}<td>{{ cashflow.get_total(ledger.root_account).exchange(report_currency, True)|a }}</td>{% endfor %}
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</tr>
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<tr class="total">
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<td>Net Cash Inflow (Outflow)</td>
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{% for cashflow in cashflows %}<td>{{ (profits[loop.index0] + cashflow.get_total(ledger.root_account).exchange(report_currency, True))|a }}</td>{% endfor %}
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</tr>
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<tr><td colspan="{{ cashflows|length + 1 }}"> </td></tr>
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{# Summary #}
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<tr>
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<td>Opening Cash</td>
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{% for opening_balance in opening_balances %}<td>{{ opening_balance|a }}</td>{% endfor %}
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</tr>
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<tr>
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<td>Net Cash Inflow (Outflow)</td>
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{% for cashflow in cashflows %}<td>{{ (profits[loop.index0] + cashflow.get_total(ledger.root_account).exchange(report_currency, True))|a }}</td>{% endfor %}
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</tr>
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<tr class="total">
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<td>Closing Cash</td>
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{% for closing_balance in closing_balances %}<td>{{ closing_balance|a }}</td>{% endfor %}
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</tr>
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</table>
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{% endblock %}
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