mia-accounting-django/accounting/views.py

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# The accounting application of the Mia project.
# by imacat <imacat@mail.imacat.idv.tw>, 2020/6/30
# Copyright (c) 2020 imacat.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""The view controllers of the accounting application.
"""
import re
from django.conf import settings
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from django.db import transaction
from django.db.models import Sum, Case, When, F, Q, Max, Count, BooleanField
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from django.db.models.functions import TruncMonth, Coalesce, Now
from django.http import JsonResponse
from django.shortcuts import render
from django.urls import reverse
from django.utils import timezone
from django.utils.decorators import method_decorator
from django.utils.translation import pgettext, gettext_noop
from django.views.decorators.http import require_GET, require_POST
from django.views.generic import RedirectView
from mia_core.digest_auth import login_required
from mia_core.period import Period
from mia_core.status import success_redirect, error_redirect
from mia_core.utils import Pagination, get_multi_lingual_search, UrlBuilder, \
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strip_form, new_pk
from .models import Record, Transaction, Account
from .utils import ReportUrl, get_cash_accounts, get_ledger_accounts, \
find_imbalanced, find_order_holes, fill_txn_from_post, \
sort_post_txn_records, make_txn_form_from_status, \
make_txn_form_from_model, make_txn_form_from_post, MonthlySummary, \
get_summary_categories
@method_decorator(require_GET, name="dispatch")
@method_decorator(login_required, name="dispatch")
class CashDefaultView(RedirectView):
"""The default cash account."""
query_string = True
pattern_name = "accounting:cash"
def get_redirect_url(self, *args, **kwargs):
kwargs["account"] = Account.objects.get(
code=settings.ACCOUNTING["DEFAULT_CASH_ACCOUNT"])
kwargs["period"] = Period.default_spec()
return super().get_redirect_url(*args, **kwargs)
@require_GET
@login_required
def cash(request, account, period):
"""The cash account.
Args:
request (HttpRequest) The request.
account (Account): The account.
period (Period): The period.
Returns:
HttpResponse: The response.
"""
# The accounting records
if account.code == "0":
records = list(
Record.objects
.filter(
Q(transaction__in=Transaction.objects.filter(
Q(date__gte=period.start),
Q(date__lte=period.end),
(Q(record__account__code__startswith="11") |
Q(record__account__code__startswith="12") |
Q(record__account__code__startswith="21") |
Q(record__account__code__startswith="22")))),
~Q(account__code__startswith="11"),
~Q(account__code__startswith="12"),
~Q(account__code__startswith="21"),
~Q(account__code__startswith="22"))
.order_by("transaction__date", "transaction__ord",
"is_credit", "ord"))
balance_before = Record.objects \
.filter(
Q(transaction__date__lt=period.start),
(Q(account__code__startswith="11") |
Q(account__code__startswith="12") |
Q(account__code__startswith="21") |
Q(account__code__startswith="21"))) \
.aggregate(
balance=Coalesce(Sum(Case(
When(is_credit=True, then=-1),
default=1) * F("amount")), 0))["balance"]
else:
records = list(
Record.objects
.filter(
Q(transaction__in=Transaction.objects.filter(
Q(date__gte=period.start),
Q(date__lte=period.end),
Q(record__account__code__startswith=account.code))),
~Q(account__code__startswith=account.code))
.order_by("transaction__date", "transaction__ord",
"is_credit", "ord"))
balance_before = Record.objects \
.filter(
transaction__date__lt=period.start,
account__code__startswith=account.code) \
.aggregate(
balance=Coalesce(Sum(Case(When(
is_credit=True, then=-1),
default=1) * F("amount")), 0))["balance"]
balance = balance_before
for record in records:
sign = 1 if record.is_credit else -1
balance = balance + sign * record.amount
record.balance = balance
record_sum = Record(
transaction=(Transaction(date=records[-1].transaction.date)
if len(records) > 0
else Transaction(date=timezone.localdate())),
account=account,
summary=pgettext("Accounting|", "Total"),
)
record_sum.balance = balance
record_sum.credit_amount = sum([
x.amount for x in records if x.is_credit])
record_sum.debit_amount = sum([
x.amount for x in records if not x.is_credit])
record_balance_before = Record(
transaction=Transaction(date=period.start),
account=Account.objects.get(code=Account.ACCUMULATED_BALANCE),
is_credit=balance_before >= 0,
amount=abs(balance_before),
)
record_balance_before.balance = balance_before
records.insert(0, record_balance_before)
records.append(record_sum)
pagination = Pagination(request, records, True)
records = pagination.items
find_imbalanced(records)
find_order_holes(records)
accounts = get_cash_accounts()
shortcut_accounts = settings.ACCOUNTING["CASH_SHORTCUT_ACCOUNTS"]
return render(request, "accounting/cash.html", {
"item_list": records,
"pagination": pagination,
"account": account,
"period": period,
"reports": ReportUrl(cash=account, period=period),
"shortcut_accounts": [x for x in accounts
if x.code in shortcut_accounts],
"all_accounts": [x for x in accounts
if x.code not in shortcut_accounts],
})
@method_decorator(require_GET, name="dispatch")
@method_decorator(login_required, name="dispatch")
class CashSummaryDefaultView(RedirectView):
"""The default cash account summary."""
query_string = True
pattern_name = "accounting:cash-summary"
def get_redirect_url(self, *args, **kwargs):
kwargs["account"] = Account.objects.get(
code=settings.ACCOUNTING["DEFAULT_CASH_ACCOUNT"])
return super().get_redirect_url(*args, **kwargs)
@require_GET
@login_required
def cash_summary(request, account):
"""The cash account summary.
Args:
request (HttpRequest) The request.
account (Account): The account.
Returns:
HttpResponse: The response.
"""
# The account
accounts = get_cash_accounts()
# The month summaries
if account.code == "0":
months = [MonthlySummary(**x) for x in Record.objects
.filter(
Q(transaction__in=Transaction.objects.filter(
Q(record__account__code__startswith="11") |
Q(record__account__code__startswith="12") |
Q(record__account__code__startswith="21") |
Q(record__account__code__startswith="22"))),
~Q(account__code__startswith="11"),
~Q(account__code__startswith="12"),
~Q(account__code__startswith="21"),
~Q(account__code__startswith="22"))
.annotate(month=TruncMonth("transaction__date"))
.values("month")
.order_by("month")
.annotate(
debit=Coalesce(
Sum(Case(When(is_credit=False, then=F("amount")))),
0),
credit=Coalesce(
Sum(Case(When(is_credit=True, then=F("amount")))),
0),
balance=Sum(Case(
When(is_credit=False, then=-F("amount")),
default=F("amount"))))]
else:
months = [MonthlySummary(**x) for x in Record.objects
.filter(
Q(transaction__in=Transaction.objects.filter(
record__account__code__startswith=account.code)),
~Q(account__code__startswith=account.code))
.annotate(month=TruncMonth("transaction__date"))
.values("month")
.order_by("month")
.annotate(
debit=Coalesce(
Sum(Case(When(is_credit=False, then=F("amount")))),
0),
credit=Coalesce(
Sum(Case(When(is_credit=True, then=F("amount")))),
0),
balance=Sum(Case(
When(is_credit=False, then=-F("amount")),
default=F("amount"))))]
cumulative_balance = 0
for month in months:
cumulative_balance = cumulative_balance + month.balance
month.cumulative_balance = cumulative_balance
months.append(MonthlySummary(
label=pgettext("Accounting|", "Total"),
credit=sum([x.credit for x in months]),
debit=sum([x.debit for x in months]),
balance=sum([x.balance for x in months]),
cumulative_balance=cumulative_balance,
))
pagination = Pagination(request, months, True)
shortcut_accounts = settings.ACCOUNTING["CASH_SHORTCUT_ACCOUNTS"]
return render(request, "accounting/cash-summary.html", {
"item_list": pagination.items,
"pagination": pagination,
"account": account,
"reports": ReportUrl(cash=account),
"shortcut_accounts": [x for x in accounts if
x.code in shortcut_accounts],
"all_accounts": [x for x in accounts if
x.code not in shortcut_accounts],
})
@method_decorator(require_GET, name="dispatch")
@method_decorator(login_required, name="dispatch")
class LedgerDefaultView(RedirectView):
"""The default ledger."""
query_string = True
pattern_name = "accounting:ledger"
def get_redirect_url(self, *args, **kwargs):
kwargs["account"] = Account.objects.get(
code=settings.ACCOUNTING["DEFAULT_LEDGER_ACCOUNT"])
kwargs["period"] = Period.default_spec()
return super().get_redirect_url(*args, **kwargs)
@require_GET
@login_required
def ledger(request, account, period):
"""The ledger.
Args:
request (HttpRequest) The request.
account (Account): The account.
period (Period): The period.
Returns:
HttpResponse: The response.
"""
# The accounting records
records = list(
Record.objects
.filter(
transaction__date__gte=period.start,
transaction__date__lte=period.end,
account__code__startswith=account.code)
.order_by("transaction__date", "transaction__ord", "is_credit",
"ord"))
if re.match("^[1-3]", account.code) is not None:
balance = Record.objects \
.filter(
transaction__date__lt=period.start,
account__code__startswith=account.code) \
.aggregate(
balance=Coalesce(Sum(Case(When(
is_credit=True, then=-1),
default=1) * F("amount")), 0))["balance"]
record_brought_forward = Record(
transaction=Transaction(date=period.start),
account=account,
summary=pgettext("Accounting|", "Brought Forward"),
is_credit=balance < 0,
amount=abs(balance),
)
record_brought_forward.balance = balance
else:
balance = 0
record_brought_forward = None
for record in records:
balance = balance + \
(-1 if record.is_credit else 1) * record.amount
record.balance = balance
if record_brought_forward is not None:
records.insert(0, record_brought_forward)
pagination = Pagination(request, records, True)
records = pagination.items
find_imbalanced(records)
find_order_holes(records)
return render(request, "accounting/ledger.html", {
"item_list": records,
"pagination": pagination,
"account": account,
"period": period,
"reports": ReportUrl(ledger=account, period=period),
"accounts": get_ledger_accounts(),
})
@method_decorator(require_GET, name="dispatch")
@method_decorator(login_required, name="dispatch")
class LedgerSummaryDefaultView(RedirectView):
"""The default ledger summary."""
query_string = True
pattern_name = "accounting:ledger-summary"
def get_redirect_url(self, *args, **kwargs):
kwargs["account"] = Account.objects.get(
code=settings.ACCOUNTING["DEFAULT_LEDGER_ACCOUNT"])
return super().get_redirect_url(*args, **kwargs)
@require_GET
@login_required
def ledger_summary(request, account):
"""The ledger summary report.
Args:
request (HttpRequest) The request.
account (Account): The account.
Returns:
HttpResponse: The response.
"""
# The month summaries
months = [MonthlySummary(**x) for x in Record.objects
.filter(account__code__startswith=account.code)
.annotate(month=TruncMonth("transaction__date"))
.values("month")
.order_by("month")
.annotate(
debit=Coalesce(
Sum(Case(When(is_credit=False, then=F("amount")))),
0),
credit=Coalesce(
Sum(Case(When(is_credit=True, then=F("amount")))),
0),
balance=Sum(Case(
When(is_credit=False, then=F("amount")),
default=-F("amount"))))]
cumulative_balance = 0
for month in months:
cumulative_balance = cumulative_balance + month.balance
month.cumulative_balance = cumulative_balance
months.append(MonthlySummary(
label=pgettext("Accounting|", "Total"),
credit=sum([x.credit for x in months]),
debit=sum([x.debit for x in months]),
balance=sum([x.balance for x in months]),
cumulative_balance=cumulative_balance,
))
pagination = Pagination(request, months, True)
return render(request, "accounting/ledger-summary.html", {
"item_list": pagination.items,
"pagination": pagination,
"account": account,
"reports": ReportUrl(ledger=account),
"accounts": get_ledger_accounts(),
})
@method_decorator(require_GET, name="dispatch")
@method_decorator(login_required, name="dispatch")
class JournalDefaultView(RedirectView):
"""The default journal."""
query_string = True
pattern_name = "accounting:journal"
def get_redirect_url(self, *args, **kwargs):
kwargs["period"] = Period.default_spec()
return super().get_redirect_url(*args, **kwargs)
@require_GET
@login_required
def journal(request, period):
"""The journal.
Args:
request (HttpRequest) The request.
period (Period): The period.
Returns:
HttpResponse: The response.
"""
# The accounting records
records = Record.objects \
.filter(
transaction__date__gte=period.start,
transaction__date__lte=period.end) \
.order_by("transaction__date", "transaction__ord", "is_credit", "ord")
# The brought-forward records
brought_forward_accounts = Account.objects \
.filter(
Q(code__startswith="1")
| Q(code__startswith="2")
| Q(code__startswith="3")) \
.annotate(balance=Sum(
Case(
When(record__is_credit=True, then=-1),
default=1
) * F("record__amount"),
filter=Q(record__transaction__date__lt=period.start))) \
.filter(~Q(balance=0))
debit_records = [Record(
transaction=Transaction(date=period.start),
account=x,
is_credit=False,
amount=x.balance
) for x in brought_forward_accounts if x.balance > 0]
credit_records = [Record(
transaction=Transaction(date=period.start),
account=x,
is_credit=True,
amount=-x.balance
) for x in brought_forward_accounts if x.balance < 0]
sum_debits = sum([x.amount for x in debit_records])
sum_credits = sum([x.amount for x in credit_records])
if sum_debits < sum_credits:
debit_records.append(Record(
transaction=Transaction(date=period.start),
account=Account.objects.get(code=Account.ACCUMULATED_BALANCE),
is_credit=False,
amount=sum_credits - sum_debits
))
elif sum_debits > sum_credits:
credit_records.append(Record(
transaction=Transaction(date=period.start),
account=Account.objects.get(code=Account.ACCUMULATED_BALANCE),
is_credit=True,
amount=sum_debits - sum_credits
))
records = list(debit_records) + list(credit_records) + list(records)
pagination = Pagination(request, records, True)
return render(request, "accounting/journal.html", {
"item_list": pagination.items,
"pagination": pagination,
"reports": ReportUrl(period=period),
"period": period,
})
@method_decorator(require_GET, name="dispatch")
@method_decorator(login_required, name="dispatch")
class TrialBalanceDefaultView(RedirectView):
"""The default trial balance."""
query_string = True
pattern_name = "accounting:trial-balance"
def get_redirect_url(self, *args, **kwargs):
kwargs["period"] = Period.default_spec()
return super().get_redirect_url(*args, **kwargs)
@require_GET
@login_required
def trial_balance(request, period):
"""The trial balance.
Args:
request (HttpRequest) The request.
period (Period): The period.
Returns:
HttpResponse: The response.
"""
# The accounts
nominal = list(
Account.objects
.filter(
Q(record__transaction__date__gte=period.start),
Q(record__transaction__date__lte=period.end),
~(Q(code__startswith="1")
| Q(code__startswith="2")
| Q(code__startswith="3")))
.annotate(
amount=Sum(Case(
When(record__is_credit=True, then=-1),
default=1) * F("record__amount")))
.filter(amount__isnull=False)
.annotate(
debit_amount=Case(
When(amount__gt=0, then=F("amount")),
default=None),
credit_amount=Case(
When(amount__lt=0, then=-F("amount")),
default=None))
.order_by("code"))
real = list(
Account.objects
.filter(
Q(record__transaction__date__lte=period.end),
(Q(code__startswith="1")
| Q(code__startswith="2")
| Q(code__startswith="3")),
~Q(code=Account.ACCUMULATED_BALANCE))
.annotate(
amount=Sum(Case(
When(record__is_credit=True, then=-1),
default=1) * F("record__amount")))
.filter(amount__isnull=False)
.annotate(
debit_amount=Case(
When(amount__gt=0, then=F("amount")),
default=None),
credit_amount=Case(
When(amount__lt=0, then=-F("amount")),
default=None))
.order_by("code"))
balance = Record.objects \
.filter(
(Q(transaction__date__lt=period.start)
& ~(Q(account__code__startswith="1")
| Q(account__code__startswith="2")
| Q(account__code__startswith="3")))
| (Q(transaction__date__lte=period.end)
& Q(account__code=Account.ACCUMULATED_BALANCE))) \
.aggregate(
balance=Sum(Case(
When(is_credit=True, then=-1),
default=1) * F("amount")))["balance"]
if balance is not None and balance != 0:
brought_forward = Account.objects.get(
code=Account.ACCUMULATED_BALANCE)
if balance > 0:
brought_forward.debit_amount = balance
brought_forward.credit_amount = None
else:
brought_forward.debit_amount = None
brought_forward.credit_amount = -balance
real.append(brought_forward)
accounts = nominal + real
accounts.sort(key=lambda x: x.code)
total_account = Account()
total_account.title = pgettext("Accounting|", "Total")
total_account.debit_amount = sum([x.debit_amount for x in accounts
if x.debit_amount is not None])
total_account.credit_amount = sum([x.credit_amount for x in accounts
if x.credit_amount is not None])
return render(request, "accounting/trial-balance.html", {
"item_list": accounts,
"total_item": total_account,
"reports": ReportUrl(period=period),
"period": period,
})
@method_decorator(require_GET, name="dispatch")
@method_decorator(login_required, name="dispatch")
class IncomeStatementDefaultView(RedirectView):
"""The default income statement."""
query_string = True
pattern_name = "accounting:income-statement"
def get_redirect_url(self, *args, **kwargs):
kwargs["period"] = Period.default_spec()
return super().get_redirect_url(*args, **kwargs)
@require_GET
@login_required
def income_statement(request, period):
"""The income statement.
Args:
request (HttpRequest) The request.
period (Period): The period.
Returns:
HttpResponse: The response.
"""
# The accounts
accounts = list(
Account.objects
.filter(
Q(record__transaction__date__gte=period.start),
Q(record__transaction__date__lte=period.end),
~(Q(code__startswith="1")
| Q(code__startswith="2")
| Q(code__startswith="3")))
.annotate(
amount=Sum(Case(
When(record__is_credit=True, then=1),
default=-1) * F("record__amount")))
.filter(amount__isnull=False)
.order_by("code"))
groups = list(Account.objects.filter(
code__in=[x.code[:2] for x in accounts]))
sections = list(Account.objects.filter(
Q(code="4") | Q(code="5") | Q(code="6")
| Q(code="7") | Q(code="8") | Q(code="9")).order_by("code"))
cumulative_accounts = {
"5": Account(title=pgettext("Accounting|", "Gross Income")),
"6": Account(title=pgettext("Accounting|", "Operating Income")),
"7": Account(title=pgettext("Accounting|", "Before Tax Income")),
"8": Account(title=pgettext("Accounting|", "After Tax Income")),
"9": Account.objects.get(code=Account.NET_CHANGE),
}
cumulative_total = 0
for section in sections:
section.groups = [x for x in groups
if x.code[:1] == section.code]
for group in section.groups:
group.details = [x for x in accounts
if x.code[:2] == group.code]
group.amount = sum([x.amount
for x in group.details])
section.amount = sum([x.amount for x in section.groups])
cumulative_total = cumulative_total + section.amount
if section.code in cumulative_accounts:
section.cumulative_total \
= cumulative_accounts[section.code]
section.cumulative_total.amount = cumulative_total
else:
section.cumulative_total = None
section.has_next = True
sections[-1].has_next = False
return render(request, "accounting/income-statement.html", {
"item_list": sections,
"reports": ReportUrl(period=period),
"period": period,
})
@method_decorator(require_GET, name="dispatch")
@method_decorator(login_required, name="dispatch")
class BalanceSheetDefaultView(RedirectView):
"""The default balance sheet."""
query_string = True
pattern_name = "accounting:balance-sheet"
def get_redirect_url(self, *args, **kwargs):
kwargs["period"] = Period.default_spec()
return super().get_redirect_url(*args, **kwargs)
@require_GET
@login_required
def balance_sheet(request, period):
"""The balance sheet.
Args:
request (HttpRequest) The request.
period (Period): The period.
Returns:
HttpResponse: The response.
"""
# The accounts
accounts = list(
Account.objects
.filter(
Q(record__transaction__date__lte=period.end),
(Q(code__startswith="1")
| Q(code__startswith="2")
| Q(code__startswith="3")),
~Q(code=Account.ACCUMULATED_BALANCE))
.annotate(
amount=Sum(Case(
When(record__is_credit=True, then=-1),
default=1) * F("record__amount")))
.filter(amount__isnull=False)
.order_by("code"))
for account in accounts:
account.url = reverse("accounting:ledger", args=(account, period))
balance = Record.objects \
.filter(
Q(transaction__date__lt=period.start)
& ~((Q(account__code__startswith="1")
| Q(account__code__startswith="2")
| Q(account__code__startswith="3"))
& ~Q(account__code=Account.ACCUMULATED_BALANCE))) \
.aggregate(
balance=Sum(Case(
When(is_credit=True, then=-1),
default=1) * F("amount")))["balance"]
if balance is not None and balance != 0:
brought_forward = Account.objects.get(
code=Account.ACCUMULATED_BALANCE)
brought_forward.amount = balance
brought_forward.url = reverse(
"accounting:income-statement", args=(period.period_before(),))
accounts.append(brought_forward)
balance = Record.objects \
.filter(
Q(transaction__date__gte=period.start)
& Q(transaction__date__lte=period.end)
& ~((Q(account__code__startswith="1")
| Q(account__code__startswith="2")
| Q(account__code__startswith="3"))
& ~Q(account__code=Account.ACCUMULATED_BALANCE))) \
.aggregate(
balance=Sum(Case(
When(is_credit=True, then=-1),
default=1) * F("amount")))["balance"]
if balance is not None and balance != 0:
net_change = Account.objects.get(code=Account.NET_CHANGE)
net_change.amount = balance
net_change.url = reverse(
"accounting:income-statement", args=(period,))
accounts.append(net_change)
for account in [x for x in accounts if x.code[0] in "23"]:
account.amount = -account.amount
groups = list(Account.objects.filter(
code__in=[x.code[:2] for x in accounts]))
sections = list(Account.objects.filter(
Q(code="1") | Q(code="2") | Q(code="3")).order_by("code"))
for section in sections:
section.groups = [x for x in groups
if x.code[:1] == section.code]
for group in section.groups:
group.details = [x for x in accounts
if x.code[:2] == group.code]
group.amount = sum([x.amount
for x in group.details])
section.amount = sum([x.amount for x in section.groups])
by_code = {x.code: x for x in sections}
return render(request, "accounting/balance-sheet.html", {
"assets": by_code["1"],
"liabilities": by_code["2"],
"owners_equity": by_code["3"],
"reports": ReportUrl(period=period),
"period": period,
})
@require_GET
@login_required
def search(request):
"""The search.
Args:
request (HttpRequest) The request.
Returns:
HttpResponse: The response.
"""
# The accounting records
query = request.GET.get("q")
if query is None:
records = []
else:
records = Record.objects.filter(
get_multi_lingual_search("account__title", query)
| Q(account__code__icontains=query)
| Q(summary__icontains=query)
| Q(transaction__note__icontains=query))
pagination = Pagination(request, records, True)
return render(request, "accounting/search.html", {
"item_list": pagination.items,
"pagination": pagination,
"reports": ReportUrl(),
})
@require_GET
@login_required
def txn_show(request, txn_type, txn):
"""The view of an accounting transaction.
Args:
request (HttpRequest): The request.
txn_type (str): The transaction type.
txn (Transaction): The transaction.
Returns:
HttpResponse: The response.
"""
return render(request, F"accounting/transactions/{txn_type}/view.html", {
"item": txn,
})
@require_GET
@login_required
def txn_edit(request, txn_type, txn=None):
"""The view to edit an accounting transaction.
Args:
request (HttpRequest): The request.
txn_type (str): The transaction type.
txn (Transaction): The transaction.
Returns:
HttpResponse: The response.
"""
form = make_txn_form_from_status(request, txn_type, txn)
if form is None:
if txn is None:
txn = Transaction(date=timezone.localdate())
if len(txn.debit_records) == 0:
txn.records.append(Record(ord=1, is_credit=False))
if len(txn.credit_records) == 0:
txn.records.append(Record(ord=1, is_credit=True))
form = make_txn_form_from_model(txn_type, txn)
return render(request, F"accounting/transactions/{txn_type}/form.html", {
"item": form,
"summary_categories": get_summary_categories,
})
@require_POST
@login_required
def txn_store(request, txn_type, txn=None):
"""The view to store an accounting transaction.
Args:
request (HttpRequest): The request.
txn_type (str): The transaction type.
txn (Transaction): The transaction.
Returns:
HttpResponse: The response.
"""
post = request.POST.dict()
strip_form(post)
sort_post_txn_records(post)
form = make_txn_form_from_post(post, txn_type, txn)
if not form.is_valid():
if txn is None:
url = reverse("accounting:transactions.create", args=(txn_type,))
else:
url = reverse("accounting:transactions.edit", args=(txn_type, txn))
url = str(UrlBuilder(url).query(r=request.GET.get("r")))
return error_redirect(request, url, post)
if txn is None:
txn = Transaction()
old_date = txn.date
old_ord = txn.ord
fill_txn_from_post(txn_type, txn, post)
if not txn.is_dirty():
url = reverse("accounting:transactions.show", args=(txn_type, txn))
url = str(UrlBuilder(url).query(r=request.GET.get("r")))
message = gettext_noop("This transaction was not modified.")
return success_redirect(request, url, message)
# Prepares the data
user = request.user
if txn.pk is None:
txn.pk = new_pk(Transaction)
txn.created_at = Now()
txn.created_by = user
txn_to_sort = []
if txn.date != old_date:
if old_date is not None:
txn_to_sort = Transaction.objects\
.filter(date=old_date, ord__gt=old_ord)\
.order_by("ord")
max_ord = Transaction.objects\
.filter(date=txn.date)\
.aggregate(max=Max("ord"))["max"]
txn.ord = 1 if max_ord is None else max_ord + 1
txn.updated_at = Now()
txn.updated_by = user
for record in txn.records:
if record.pk is None:
record.pk = new_pk(Record)
record.created_at = Now()
record.created_by = user
record.updated_at = Now()
record.updated_by = user
for x in txn_to_sort:
x.ord = x.ord - 1
to_keep = [x.pk for x in txn.records if x.pk is not None]
to_delete = [x for x in txn.record_set.all() if x.pk not in to_keep]
# Runs the update
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with transaction.atomic():
txn.save()
for record in to_delete:
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record.delete()
for record in txn.records:
record.save()
for x in txn_to_sort:
x.save()
url = reverse("accounting:transactions.show", args=(txn_type, txn))
url = str(UrlBuilder(url).query(r=request.GET.get("r")))
message = gettext_noop("This transaction was saved successfully.")
return success_redirect(request, url, message)
@require_GET
@login_required
def account_options(request):
"""The view to return the account options.
Args:
request (HttpRequest): The request.
Returns:
JsonResponse: The response.
"""
accounts = Account.objects\
.annotate(children_count=Count("child_set"))\
.filter(children_count=0)\
.annotate(record_count=Count("record"))\
.annotate(is_in_use=Case(
When(record_count__gt=0, then=True),
default=False,
output_field=BooleanField()))
for x in accounts:
x.is_for_debit = re.match("^([1235689]|7[5678])", x.code) is not None
x.is_for_credit = re.match("^([123489]|7[1234])", x.code) is not None
data = {
"header_in_use": pgettext("Accounting|", "---Accounts In Use---"),
"debit_in_use": [x.option_data for x in accounts
if x.is_for_debit and x.is_in_use],
"credit_in_use": [x.option_data for x in accounts
if x.is_for_credit and x.is_in_use],
"header_not_in_use": pgettext(
"Accounting|", "---Accounts Not In Use---"),
"debit_not_in_use": [x.option_data for x in accounts
if x.is_for_debit and not x.is_in_use],
"credit_not_in_use": [x.option_data for x in accounts
if x.is_for_credit and not x.is_in_use],
}
return JsonResponse(data)