Renamed RecordSummary to MonthlySummary, changed it from a Django data model to a simple data class, and moved it from accounting.models to accounting.utils in the accounting application.

accounting/models.py

@@ -23,7 +23,6 @@ from django.conf import settings
 from django.db import models
 from django.urls import reverse
 
-from mia_core.templatetags.mia_core import smart_month
 from mia_core.utils import get_multi_lingual_attr, set_multi_lingual_attr
 
 
@@ -376,30 +375,3 @@ class Record(DirtyFieldsMixin, models.Model):
     @is_existing_equipment.setter
     def is_existing_equipment(self, value):
         self._is_existing_equipment = value
-
-
-class RecordSummary(DirtyFieldsMixin, models.Model):
-    """A summary record."""
-    month = models.DateField(primary_key=True)
-    credit = models.PositiveIntegerField()
-    debit = models.PositiveIntegerField()
-    balance = models.IntegerField()
-
-    def __init__(self, *args, **kwargs):
-        super(RecordSummary, self).__init__(*args, **kwargs)
-        self._label = None
-        self.cumulative_balance = None
-
-    class Meta:
-        db_table = None
-        managed = False
-
-    @property
-    def label(self):
-        if self._label is None:
-            self._label = smart_month(self.month)
-        return self._label
-
-    @label.setter
-    def label(self, value):
-        self._label = value

accounting/utils.py

@@ -29,11 +29,44 @@ from django.utils.translation import pgettext
 
 from .forms import TransactionForm, RecordForm
 from .models import Account, Transaction, Record
+from mia_core.templatetags.mia_core import smart_month
 from mia_core.period import Period
 from mia_core.status import retrieve_status
 from mia_core.utils import new_pk
 
 
+class MonthlySummary:
+    """A summary record.
+
+    Args:
+        month (datetime.date): The month.
+        label (str): The text label.
+        credit (int): The credit amount.
+        debit (int): The debit amount.
+        balance (int): The balance.
+        cumulative_balance (int): The cumulative balance.
+
+    Attributes:
+        month (datetime.date): The month.
+        label (str): The text label.
+        credit (int): The credit amount.
+        debit (int): The debit amount.
+        balance (int): The balance.
+        cumulative_balance (int): The cumulative balance.
+    """
+
+    def __init__(self, month=None, label=None, credit=None, debit=None,
+                 balance=None, cumulative_balance=None):
+        self.month = month
+        self.label = label
+        self.credit = credit
+        self.debit = debit
+        self.balance = balance
+        self.cumulative_balance = cumulative_balance
+        if self.label is None and self.month is not None:
+            self.label = smart_month(self.month)
+
+
 class ReportUrl:
     """The URL of the accounting reports.
 

accounting/views.py

@@ -38,11 +38,11 @@ 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, \
     strip_form, new_pk
-from .models import Record, Transaction, Account, RecordSummary
+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
+    make_txn_form_from_model, make_txn_form_from_post, MonthlySummary
 
 
 @method_decorator(require_GET, name="dispatch")
@@ -194,7 +194,7 @@ def cash_summary(request, account):
     accounts = get_cash_accounts()
     # The month summaries
     if account.code == "0":
-        months = [RecordSummary(**x) for x in Record.objects
+        months = [MonthlySummary(**x) for x in Record.objects
                   .filter(
                     Q(transaction__in=Transaction.objects.filter(
                         Q(record__account__code__startswith="11") |
@@ -219,7 +219,7 @@ def cash_summary(request, account):
                         When(is_credit=False, then=-F("amount")),
                         default=F("amount"))))]
     else:
-        months = [RecordSummary(**x) for x in Record.objects
+        months = [MonthlySummary(**x) for x in Record.objects
                   .filter(
                     Q(transaction__in=Transaction.objects.filter(
                         record__account__code__startswith=account.code)),
@@ -241,14 +241,13 @@ def cash_summary(request, account):
     for month in months:
         cumulative_balance = cumulative_balance + month.balance
         month.cumulative_balance = cumulative_balance
-    total = RecordSummary(
+    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]),
-    )
-    total.cumulative_balance = cumulative_balance
-    total.label = pgettext("Accounting|", "Total")
-    months.append(total)
+        cumulative_balance=cumulative_balance,
+    ))
     pagination = Pagination(request, months, True)
     shortcut_accounts = settings.ACCOUNTING["CASH_SHORTCUT_ACCOUNTS"]
     return render(request, "accounting/cash-summary.html", {
@@ -365,7 +364,7 @@ def ledger_summary(request, account):
         HttpResponse: The response.
     """
     # The month summaries
-    months = [RecordSummary(**x) for x in Record.objects
+    months = [MonthlySummary(**x) for x in Record.objects
               .filter(account__code__startswith=account.code)
               .annotate(month=TruncMonth("transaction__date"))
               .values("month")
@@ -384,14 +383,13 @@ def ledger_summary(request, account):
     for month in months:
         cumulative_balance = cumulative_balance + month.balance
         month.cumulative_balance = cumulative_balance
-    total = RecordSummary(
+    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]),
-    )
-    total.cumulative_balance = cumulative_balance
-    total.label = pgettext("Accounting|", "Total")
-    months.append(total)
+        cumulative_balance=cumulative_balance,
+    ))
     pagination = Pagination(request, months, True)
     return render(request, "accounting/ledger-summary.html", {
         "item_list": pagination.items,