$datedue = $expiry_dt->clone->set_time_zone( C4::Context->tz );
}
if ( C4::Context->preference('useDaysMode') ne 'Days' ) {
# Don't return on a closed day
my $calendar = Koha::Calendar->new( branchcode => $branch );
$datedue = $calendar->prev_open_day( $datedue );
return $datedue;
-