<& elements/search.html,
                 'title'       => $title,
                 'name'        => emt('credits'),
                 'query'       => $sql_query,
                 'count_query' => $count_query,
                 'count_addl'  => \@count_addl,
                 'header'      => \@header,
                 'fields'      => \@fields,
                 'sort_fields' => \@sort_fields,
                 'align' => $align,
                 'links' => \@links,
                 'color' => \@color,
                 'style' => \@style,
                 'classname_from_column' => 1,
&>
<%init>

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

my $conf = new FS::Conf;

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

my $title = emt('Credit Search Results');

my $unapplied = $cgi->param('unapplied');
$title = emt("Unapplied $title") if $unapplied;
my $clink = sub {
  my $cust_bill = shift;
  $cust_bill->cust_main_custnum
    ? [ "${p}view/cust_main.cgi?", 'custnum' ]
    : '';
};

# form checkbox for show_voided_credits:
# - value=unset : do not show voided credits
# - value="1"   : show voided credits
my $show_voided_credits;
$show_voided_credits = $cgi->param('show_voided_credits')
  if $cgi->param('show_voided_credits');

my (@header, @fields, @sort_fields, $align, @links, @color, @style);
$align = '';

# Report Column: crednum
push @header, emt('Ref No');
push @fields, sub { shift->crednum };
push @sort_fields, '';
$align .= 'l';
push @links, '';
push @color, '';
push @style, '';

# Report Column: Amount
push @header, emt('Amount');
push @fields, sub { $money_char .sprintf('%.2f', shift->amount) };
push @sort_fields, 'amount';
$align .= 'r';
push @links, '';
push @color, '';
push @style, '';

# Report Column: Unapplied Amount
if ($unapplied) {
  push @header, emt('Unapplied');
  push @fields, sub { $money_char .sprintf('%.2f', shift->unapplied_amount) };
  push @sort_fields, '';
  $align .= 'r';
  push @links, '';
  push @color, '';
  push @style, '';
}

# Report Columns: Date, By, Reason, Info
push @header, emt('Date'),
              emt('By'),
              emt('Reason'),
              emt('Info'),
              ;
push @fields, sub { time2str('%b %d %Y', shift->_date ) },
              'otaker',
              'reason_only',
              'addlinfo',
              ;
push @sort_fields, '_date', 'otaker', 'reasonnum', 'addlinfo';
$align .= 'rlll';
push @links,  '',
              '',
              '',
              '',
              ;
push @color,  '',
              '',
              '',
              '',
              ;
push @style,  '',
              '',
              '',
              '',
              ;

# insert customer email after 'Reason' if this is a commission report
if ( $cgi->param('commission_salesnum') or $cgi->param('commission_agentnum') ) {
  my $sub_customer_email = sub {
    my $cust_credit = shift;
    my $cust_event = $cust_credit->cust_event or return '';
    my $cust_X = $cust_event->cust_X or return '';
    my $cust_main = $cust_X->cust_main or return '';
    my ($email) = $cust_main->invoicing_list_emailonly;
    return encode_entities("<$email>") if length($email);
    '';
  };
  push @header, '';
  push @fields, $sub_customer_email;
  push @sort_fields, '';
  $align .= 'l';
  push @links, '';
  push @color, '';
  push @style, '';
}

# cust fields
push @header, FS::UI::Web::cust_header();
push @fields, \&FS::UI::Web::cust_fields;
push @sort_fields, FS::UI::Web::cust_sort_fields;
$align .= FS::UI::Web::cust_aligns();
push @links, map { $_ ne 'Cust. Status' ? $clink : '' }
                         FS::UI::Web::cust_header();
push @color, FS::UI::Web::cust_colors();
push @style, FS::UI::Web::cust_styles();

if ( $show_voided_credits ) {

  # Report Column: Void By:
  push @header, emt('Void By');
  push @fields, sub {
    my $rec = shift;
    return $rec->void_username
      if $rec->isa('FS::cust_credit_void');
    return '';
  };
  push @sort_fields, '';
  $align .= 'l';
  push @links, '';
  push @color, '';
  push @style, '';

  # Report Column: Void Date:
  push @header, emt('Void Date');
  push @fields, sub {
    my $rec = shift;
    return time2str('%b %d %Y', $rec->void_date )
      if $rec->isa('FS::cust_credit_void');
    return '';
  };
  push @sort_fields, '';
  $align .= 'l';
  push @links, '';
  push @color, '';
  push @style, '';

  # Report Column: Void Reason:
  push @header, emt('Void Reason');
  push @fields, sub {
    my $rec = shift;
    return $rec->void_reason_text
      if $rec->isa('FS::cust_credit_void');
    return '';
  };
  push @sort_fields, '';
  $align .= 'l';
  push @links, '';
  push @color, '';
  push @style, '';
}


my @search = ();
my $addl_from = '';

if ( $cgi->param('usernum') =~ /^(\d+)$/ ) {
  push @search, "cust_credit.usernum = $1";
}

if ( $cgi->param('agentnum') && $cgi->param('agentnum') =~ /^(\d+)$/ ) {
  push @search, "agentnum = $1";
  my $agent = qsearchs('agent', { 'agentnum' => $1 } );
  die "unknown agentnum $1" unless $agent;
  $title = $agent->agent. " $title";
}

if ( $cgi->param('credbatch') =~ /^([\w\-\/\.\:]+)$/ ) {
  push @search, "cust_credit.credbatch = '$1'";
}

# commission_salesnum
if ( $cgi->param('commission_salesnum') =~ /^(\d+)$/ ) {
  push @search, "commission_salesnum = $1";
}

# commission agentnum
if ( $cgi->param('commission_agentnum') =~ /^(\d+)$/ ) {
  push @search, "commission_agentnum = $1";
}

# commission_classnum
if ( grep { $_ eq 'commission_classnum' } $cgi->param ) {
  $cgi->param('commission_classnum') =~ /^(\d*)$/ or die 'guru meditation #13';
  my $classnum = $1;
  push @search, "part_pkg.classnum ". ( $classnum ? " = $classnum"
                                                 : " IS NULL "    );

  $addl_from .=
    ' LEFT JOIN cust_pkg ON ( commission_pkgnum = cust_pkg.pkgnum ) '.
    ' LEFT JOIN part_pkg USING ( pkgpart ) ';
}

if ( $cgi->param('refnum') && $cgi->param('refnum') =~ /^(\d+)$/ ) {
  push @search, "refnum = $1";
  my $part_referral = qsearchs('part_referral', { 'refnum' => $1 } );
  die "unknown refnum $1" unless $part_referral;
  $title = $part_referral->referral. " $title";
}


# cust_classnum (false laziness w/ elements/cust_main_dayranges.html, elements/cust_pay_or_refund.html, prepaid_income.html, cust_bill_pay.html, cust_bill_pkg.html, cust_bill_pkg_referral.html, unearned_detail.html, cust_credit_refund.html, cust_main::Search::search_sql)
if ( grep { $_ eq 'cust_classnum' } $cgi->param ) {
  my @classnums = grep /^\d*$/, $cgi->param('cust_classnum');
  push @search, 'COALESCE( cust_main.classnum, 0) IN ( '.
                    join(',', map { $_ || '0' } @classnums ).
                ' )'
    if @classnums;
}

if ( $unapplied ) {
  push @search, FS::cust_credit->unapplied_sql . ' > 0';
}

my($beginning, $ending) = FS::UI::Web::parse_beginning_ending($cgi);
push @search, "_date >= $beginning ",
              "_date <= $ending";

push @search, FS::UI::Web::parse_lt_gt($cgi, 'amount' );

# Agent virtualization
push @search, $FS::CurrentUser::CurrentUser->agentnums_sql(table=>'cust_main');

my @select = (
  "'cust_credit' as __classname",
  qw(cust_credit.crednum
     cust_credit.custnum
     cust_credit._date
     cust_credit.amount
     cust_credit.currency
     cust_credit.otaker
     cust_credit.usernum
     cust_credit.reason
     cust_credit.reasonnum
     cust_credit.addlinfo
     cust_credit.closed
     cust_credit.pkgnum
     cust_credit.eventnum
     cust_credit.commission_agentnum
     cust_credit.commission_salesnum
     cust_credit.commission_pkgnum
     cust_credit.commission_invnum
     cust_credit.credbatch
     ),
  'Null as void_date',
  'Null as void_usernum',
  'Null as void_reasonnum',
  'Null as void_reason',
  'Null as void_reason_text',
  'Null as void_username',
  'cust_main.custnum as cust_main_custnum',
  FS::UI::Web::cust_sql_fields(),
);
my @select_void = (
  "'cust_credit_void' as __classname",
  qw(cust_credit_void.crednum
     cust_credit_void.custnum
     cust_credit_void._date
     cust_credit_void.amount
     cust_credit_void.currency
     cust_credit_void.otaker
     cust_credit_void.usernum
     cust_credit_void.reason
     cust_credit_void.reasonnum
     cust_credit_void.addlinfo
     cust_credit_void.closed
     cust_credit_void.pkgnum
     cust_credit_void.eventnum
     cust_credit_void.commission_agentnum
     cust_credit_void.commission_salesnum
     cust_credit_void.commission_pkgnum
     cust_credit_void.commission_invnum
     ),
  'Null as credbatch',
  qw(cust_credit_void.void_date
     cust_credit_void.void_usernum
     cust_credit_void.void_reasonnum
     cust_credit_void.void_reason
  ),
  'reason.reason as void_reason_text',
  'vusers.username as void_username',
  'cust_main.custnum as cust_main_custnum',
  FS::UI::Web::cust_sql_fields(),
);

if ( $unapplied ) {
  push @select, '('.FS::cust_credit->unapplied_sql .') AS unapplied_amount';
  push @search, FS::cust_credit->unapplied_sql .' > 0';
}

my $where = 'WHERE '. join(' AND ', @search);

my $count_query = 'SELECT COUNT(*), SUM(amount) ';
$count_query .= ', SUM(' . FS::cust_credit->unapplied_sql . ') ' if $unapplied;
$count_query .= 'FROM cust_credit'.
                  $addl_from. FS::UI::Web::join_cust_main('cust_credit').
                  $where;

my @count_addl = ( $money_char.'%.2f total credited (gross)' );
push @count_addl, $money_char.'%.2f unapplied' if $unapplied;

my $sql_query   = {
  'table'     => 'cust_credit',
  'select'    => join(', ',@select),
  'hashref'   => {},
  'extra_sql' => $where,
  'addl_from' => $addl_from. FS::UI::Web::join_cust_main('cust_credit')
};

# Join to get reason text and void username to avoid two extra query per row
my $addl_from_void = join(' ',
  $addl_from,
  FS::UI::Web::join_cust_main('cust_credit_void'),
  ' LEFT JOIN reason ON (reason.reasonnum = cust_credit_void.void_reasonnum) ',
  ' LEFT JOIN access_user as vusers '.
    'on (vusers.usernum = cust_credit_void.void_usernum) ',
);

my $where_void = $where;
$where_void =~ s/cust_credit/cust_credit_void/g;

my $sql_query_void = {
  'table'     => 'cust_credit_void',
  'select'    => join(', ',@select_void),
  'hashref'   => {},
  'extra_sql' => $where_void,
  'addl_from' => $addl_from_void,
};

if ($show_voided_credits) {

  $sql_query = [$sql_query, $sql_query_void];

  my $count_cust_credit;
  my $count_cust_credit_void;
  my $count_sum;

  # Expected fields for count query are count, sum
  # Get those totals here, and send a fake count query
  my $count_row = qsearchs({
    table => 'cust_credit',
    select => 'count(*), sum(amount)',
    extra_sql => $where,
    addl_from => $addl_from . FS::UI::Web::join_cust_main('cust_credit'),
  });
  $count_cust_credit = $count_row->count || 0;
  $count_sum = $count_row->sum || 0;

  $count_row = qsearchs({
    table => 'cust_credit_void',
    select => 'count(*)',
    extra_sql => $where_void,
    addl_from => $addl_from_void,
  });
  $count_cust_credit_void = $count_row->count || 0;

  my $count_combined = $count_cust_credit + $count_cust_credit_void;

  # Fake count query providing needed values
  $count_query = "SELECT $count_combined as count, $count_sum as sum";
}

</%init>