Filter out reconciled lines from debit/credit/secondary amount of account grouped line

It is needed to calculate the payable/receivable balance of grouped lines when
it is partially reconciled.

Closes #13918

modules/account_move_line_grouping/account.py

@@ -164,10 +164,16 @@ class MoveLineGroup(MoveLineMixin, ModelSQL, ModelView):
 
     @classmethod
     def _aggregated_columns(cls, line):
+        context = Transaction().context
+        if not context.get('reconciled', True):
+            filter_ = line.reconciliation == Null
+        else:
+            filter_ = None
         return [
-            Sum(line.debit).as_('debit'),
-            Sum(line.credit).as_('credit'),
-            Sum(line.amount_second_currency).as_('amount_second_currency'),
+            Sum(line.debit, filter_=filter_).as_('debit'),
+            Sum(line.credit, filter_=filter_).as_('credit'),
+            Sum(line.amount_second_currency, filter_=filter_).as_(
+                'amount_second_currency'),
             BoolOr(line.reconciliation != Null).as_('partially_reconciled'),
             BoolAnd(line.reconciliation != Null).as_('reconciled'),
             Sum(

modules/account_move_line_grouping/tests/scenario_account_move_line_grouping.rst

@@ -114,6 +114,14 @@ Check lines grouped::
     ... else:
     ...     2
     2
+    >>> line.payable_receivable_balance
+    Decimal('42.00')
+
+    >>> with config.set_context(reconciled=False):
+    ...     line = LineGroup(line.id)
+    >>> line.payable_receivable_balance
+    Decimal('20.00')
+
     >>> line, = LineGroup.find([
     ...         ('account', '=', accounts['receivable'].id),
     ...         ('credit', '=', Decimal('22')),