<& elements/search.html,
     'title'         => $title,
     'name_singular' => 'package class',
     'header'        => [ 'Package class',
                          'One-Time Sales',
                          'Recurring Sales',
                          'Commission', ],
     'fields'        => [ 'classname',
                          $sales_sub_maker->('setup'),
                          $sales_sub_maker->('recur'),
                          $commission_sub, ],
     'links'         => [ '', $sales_link, $sales_link, $commission_link ],
     'align'         => 'lrrr',
     'query'         => { 'table'   => 'sales_pkg_class',
                          'hashref' => { 'salesnum' => $salesnum },
                        },
     'count_query'   => "SELECT COUNT(*) FROM sales_pkg_class WHERE salesnum = $salesnum", #show some totals?
&>
<%init>

die "access denied"
  unless $FS::CurrentUser::CurrentUser->access_right('Financial reports');

my $conf = new FS::Conf;

my $money_char = $conf->config('money_char') || '$';

$cgi->param('salesnum') =~ /^(\d+)$/ or die 'illegal salesnum';
my $salesnum = $1;
my $sales = qsearchs('sales', { 'salesnum'=>$salesnum } )
  or die 'unknown salesnum';

my($beginning, $ending) = FS::UI::Web::parse_beginning_ending($cgi, '');

my $date_format = $conf->config('date_format') || '%m/%d/%Y';

my $title = $sales->salesperson. ' commission';
$title .= ': '. time2str($date_format, $beginning). ' to '.
                time2str($date_format, $ending)
  if $beginning;

my $cust_main_sales = $cgi->param('cust_main_sales') eq 'Y' ? 'Y' : '';
my $paid = $cgi->param('paid') ? 1 : 0;

$title .= " - paid sales only" if $paid;

my $sales_link = [ 'cust_bill_pkg.cgi?'.
                     "begin=$beginning;".
                     "end=$ending;".
                     "cust_main_sales=$cust_main_sales;".
                     'salesnum='. $sales->salesnum. ';'.
                     'nottax=1;'.
                     'classnum=',
                   'classnum'
                 ];

my $sales_sub_maker = sub {
  my $field = shift;
  sub {
    my $sales_pkg_class = shift;
    # could be even more efficient but this is pretty good
    my $search = $sales->cust_bill_pkg_search(
      $beginning,
      $ending,
      'cust_main_sales' => $cust_main_sales,
      'classnum'        => $sales_pkg_class->classnum,
      'paid'            => $paid,
    );
    $search->{'select'} = "SUM(cust_bill_pkg.$field) AS total";
    my $result = qsearchs($search);
    $money_char. sprintf('%.2f', $result ? $result->get('total') : 0);
  };
};

my $commission_sub = sub {
  my $sales_pkg_class = shift;

  #efficiency improvement: ask the db for a sum instead of all the records
  my $total_credit = 0;
  my @cust_credit  = $sales->cust_credit(
    $beginning,
    $ending,
    'commission_classnum' => $sales_pkg_class->classnum,
  );
  $total_credit += $_->amount foreach @cust_credit;

  $money_char. sprintf('%.2f', $total_credit);
};

my $sales_link = [ 'cust_bill_pkg.cgi?'.
                    "begin=$beginning;".
                    "end=$ending;".
                    "cust_main_sales=$cust_main_sales;".
                    "salesnum=$salesnum;".
                    "classnum=",
                   'classnum'
                 ];

my $commission_link = [ 'cust_credit.html?'.
                          "begin=$beginning;".
                          "end=$ending;".
                          "cust_main_sales=$cust_main_sales;".
                          'commission_salesnum='. $sales->salesnum. ';'.
                          'commission_classnum=',
                        'classnum'
                      ];

</%init>