+sub storno {
+ $main::lxdebug->enter_sub();
+
+ my ($self, $form, $myconfig, $id) = @_;
+
+ my ($query, $new_id, $storno_row, $acc_trans_rows);
+ my $dbh = $form->get_standard_dbh($myconfig);
+
+ $query = qq|SELECT nextval('glid')|;
+ ($new_id) = selectrow_query($form, $dbh, $query);
+
+ $query = qq|SELECT * FROM gl WHERE id = ?|;
+ $storno_row = selectfirst_hashref_query($form, $dbh, $query, $id);
+
+ $storno_row->{id} = $new_id;
+ $storno_row->{storno_id} = $id;
+ $storno_row->{storno} = 't';
+ $storno_row->{reference} = 'Storno-' . $storno_row->{reference};
+
+ delete @$storno_row{qw(itime mtime)};
+
+ $query = sprintf 'INSERT INTO gl (%s) VALUES (%s)', join(', ', keys %$storno_row), join(', ', map '?', values %$storno_row);
+ do_query($form, $dbh, $query, (values %$storno_row));
+
+ $query = qq|UPDATE gl SET storno = 't' WHERE id = ?|;
+ do_query($form, $dbh, $query, $id);
+
+ # now copy acc_trans entries
+ $query = qq|SELECT * FROM acc_trans WHERE trans_id = ?|;
+ my $rowref = selectall_hashref_query($form, $dbh, $query, $id);
+
+ for my $row (@$rowref) {
+ delete @$row{qw(itime mtime acc_trans_id)};
+ $query = sprintf 'INSERT INTO acc_trans (%s) VALUES (%s)', join(', ', keys %$row), join(', ', map '?', values %$row);
+ $row->{trans_id} = $new_id;
+ $row->{amount} *= -1;
+ do_query($form, $dbh, $query, (values %$row));
+ }
+
+ $dbh->commit;
+
+ $main::lxdebug->leave_sub();
+}
+
+sub get_chart_balances {
+ $main::lxdebug->enter_sub();
+
+ my $self = shift;
+ my %params = @_;
+
+ Common::check_params(\%params, qw(charts));
+
+ my $myconfig = \%main::myconfig;
+ my $form = $main::form;
+
+ my $dbh = $params{dbh} || $form->get_standard_dbh($myconfig);
+
+ my @ids = map { $_->{id} } @{ $params{charts} };
+
+ if (!@ids) {
+ $main::lxdebug->leave_sub();
+ return;
+ }
+
+ my $query = qq|SELECT chart_id, SUM(amount) AS sum
+ FROM acc_trans
+ WHERE chart_id IN (| . join(', ', ('?') x scalar(@ids)) . qq|)
+ GROUP BY chart_id|;
+
+ my %balances = selectall_as_map($form, $dbh, $query, 'chart_id', 'sum', @ids);
+
+ foreach my $chart (@{ $params{charts} }) {
+ $chart->{balance} = $balances{ $chart->{id} } || 0;
+ }
+
+ $main::lxdebug->leave_sub();
+}
+
+