+ my $business;
+ if ($spec_type =~ m{^(?:customer|vendor)$}) {
+ $business = $self->business_id ? SL::DB::Business->new(id => $self->business_id)->load : $self->business;
+ if ($business && (($business->customernumberinit // '') ne '')) {
+ $number_range_column = 'customernumberinit';
+ push @{ $conditions{query} }, ( business_id => $business->id );
+
+ } else {
+ undef $business;
+ push @{ $conditions{query} }, ( business_id => undef );
+
+ }
+ }
+
+ my %numbers_in_use = map { ( $_->$number_column => 1 ) } @{ $self->_get_manager_class->get_all(%conditions_for_in_use) };
+
+ my $range_table = $business ? $business : SL::DB::Default->get;
+ my $start_number = $range_table->$number_range_column;
+ $start_number = $range_table->articlenumber if ($number_range_column eq 'assemblynumber') && (length($start_number) < 1);
+ my $sequence = SL::PrefixedNumber->new(number => $start_number);
+
+ if (!$fill_holes_in_range) {
+ my @numbers = map { $_->$number_column } @{ $self->_get_manager_class->get_all(%conditions) };
+ $sequence->set_to_max(@numbers) ;
+ }