+ if ( scalar(@same) == 1 ) {
+ warn "$me application amount exactly and uniquely matches one lineitem;".
+ " applying to that lineitem\n"
+ if $DEBUG;
+ @apply = map { [ $_, $self->amount ]; } @same
+ }
+
+ }
+
+ unless ( @apply ) {
+
+ warn "$me applying amount based on package weights\n"
+ if $DEBUG;
+
+ #and the rest:
+ # - apply based on weights...
+
+ my $weight_col = $self->_app_part_pkg_weight_column;
+ my @openweight = map {
+ my $open = $_;
+ my $cust_pkg = $open->cust_pkg;
+ my $weight =
+ $cust_pkg
+ ? ( $cust_pkg->part_pkg->$weight_col() || 0 )
+ : -1; #default or per-tax weight?
+ [ $open, $weight ]
+ }
+ @open;
+
+ my %saw = ();
+ my @weights = sort { $b <=> $a } # highest weight first
+ grep { ! $saw{$_}++ } # want a list of unique weights
+ map { $_->[1] }
+ @openweight;
+
+ my $remaining_amount = $self->amount;
+ foreach my $weight ( @weights ) {
+
+ #i hate it when my schwartz gets tangled
+ my @items = map { $_->[0] } grep { $weight == $_->[1] } @openweight;
+
+ my $itemtotal = 0;
+ foreach my $item (@items) {
+ $itemtotal += $item->owed_setup if $item->setup;
+ $itemtotal += $item->owed_recur if $item->recur;
+ }
+ my $applytotal = min( $itemtotal, $remaining_amount );
+ $remaining_amount -= $applytotal;
+
+ warn "$me applying $applytotal ($remaining_amount remaining)".
+ " to ". scalar(@items). " lineitems with weight $weight\n"
+ if $DEBUG;
+
+ #if some items are less than applytotal/num_items, then apply then in full
+ my $lessflag;
+ do {
+ $lessflag = 0;
+
+ #no, not sprintf("%.2f",
+ # we want this rounded DOWN for purposes of checking for line items
+ # less than it, we don't want .66666 becoming .67 and causing this
+ # to trigger when it shouldn't
+ my $applyeach = int( 100 * $applytotal / scalar(@items) ) / 100;
+
+ my @newitems = ();
+ foreach my $item ( @items ) {
+ my $itemamount = $item->setup ? $item->owed_setup : $item->owed_recur;
+ if ( $itemamount < $applyeach ) {
+ warn "$me applying full $itemamount".
+ " to small line item (cust_bill_pkg ". $item->billpkgnum. ")\n"
+ if $DEBUG;
+ push @apply, [ $item, $itemamount ];
+ $applytotal -= $itemamount;
+ $lessflag=1;
+ } else {
+ push @newitems, $item;
+ }
+ }
+ @items = @newitems;
+
+ } while ( $lessflag && @items );
+
+ if ( @items ) {
+
+ #and now that we've fallen out of the loop, distribute the rest equally
+
+ # should cust_bill_pay_pkg and cust_credit_bill_pkg amount columns
+ # become real instead of numeric(10,2) ??? no..
+ my $applyeach = sprintf("%.2f", $applytotal / scalar(@items) );
+
+ my @equi_apply = map { [ $_, $applyeach ] } @items;
+
+ # or should we futz with pennies instead? yes, bah!
+ my $diff =
+ sprintf('%.0f', 100 * ( $applytotal - $applyeach * scalar(@items) ) );
+ $diff = 0 if $diff eq '-0'; #yay ieee fp
+ if ( abs($diff) > scalar(@items) ) {
+ #we must have done something really wrong, the difference is more than
+ #a penny an item
+ return 'Error distributing pennies applying '.$self->_app_source_name.
+ " - can't distribute difference of $diff pennies".
+ ' among '. scalar(@items). ' line items';
+ }
+
+ warn "$me futzing with $diff pennies difference\n"
+ if $DEBUG && $diff;
+
+ my $futz = 0;
+ while ( $diff != 0 && $futz < scalar(@equi_apply) ) {
+ if ( $diff > 0 ) {
+ $equi_apply[$futz++]->[1] += .01;
+ $diff -= 1;
+ } elsif ( $diff < 0 ) {
+ $equi_apply[$futz++]->[1] -= .01;
+ $diff += 1;
+ } else {
+ die "guru exception #5 (in fortran tongue the answer)";
+ }
+ }
+
+ if ( sprintf('%.0f', $diff ) ) {
+ return "couldn't futz with pennies enough: still $diff left";
+ }
+
+ if ( $DEBUG ) {
+ warn "$me applying ". $_->[1].
+ " to line item (cust_bill_pkg ". $_->[0]->billpkgnum. ")\n"
+ foreach @equi_apply;
+ }
+ push @apply, @equi_apply;
+
+ }
+
+ #$remaining_amount -= $applytotal;
+ last unless $remaining_amount;
+
+ }
+
+ }
+
+ # break down lineitem amounts for tax lines
+ # could expand @open above, instead, for a slightly different magic effect
+ my @result = ();
+ foreach my $apply ( @apply ) {
+ my @sub_lines = $apply->[0]->cust_bill_pkg_tax_Xlocation;
+ my $amount = $apply->[1];
+ warn "applying ". $apply->[1]. " to ". $apply->[0]->desc
+ if $DEBUG;
+
+ foreach my $subline ( @sub_lines ) {
+ my $owed = $subline->owed;
+ push @result, [ $apply->[0],
+ sprintf('%.2f', min($amount, $owed) ),
+ { $subline->primary_key => $subline->get($subline->primary_key) },
+ ];
+ $amount -= $owed;
+ $amount = 0 if $amount < 0;
+ last unless $amount;
+ }
+ if ( $amount > 0 ) {
+ push @result, [ $apply->[0], sprintf('%.2f', $amount), {} ];
+ }
+ }