<& elements/search.html,
             'title'         => 'Time worked summary',
             'name_singular' => 'ticket',
             'query'         => $query,
             'count_query'   => $count_query,
             'count_addl'    => [ $format_seconds_sub,
                                  $applied ? $format_seconds_sub : () ],
             'header'        => [ 'Ticket #',
                                  'Ticket',
                                  'Time',
                                  $applied ? 'Applied' : (),
                                ],
             'fields'        => [ 'ticketid',
                                  sub { encode_entities(shift->get('subject')) },
                                  sub { my $seconds = shift->get('ticket_time');
                                        &{ $format_seconds_sub }( $seconds );
                                      },
                                  ($applied ?
                                    sub { my $seconds = shift->get('applied_time');
                                        &{ $format_seconds_sub }( $seconds );
                                      } : () ),
                                ],
             'sort_fields'   => [ 'ticketid',
                                  'subject',
                                  'transaction_time',
                                  $applied ? 'applied_time' : (),
                                ],
             'links'         => [
                                  $link,
                                  $link,
                                  '',
                                  '',
                                ],
&>
<%once>

my $format_seconds_sub = sub {
  my $seconds = shift;
  #(($seconds < 0) ? '-' : '') . concise(duration($seconds));
  (($seconds < 0) ? '-' : '' ). int(abs($seconds)/3600)."h".sprintf("%02d",(abs(
$seconds)%3600)/60)."m";
};

</%once>
<%init>

#all sorts of false laziness w/rt_transaction.html

die "access denied"
  unless $FS::CurrentUser::CurrentUser->access_right('List rating data');

local $FS::Record::nowarn_classload = 1;

#some amount of false laziness w/timeworked.html...

my @select = (
  'Tickets.Id AS ticketid',
  'Tickets.Subject'
);
my @select_total = ( 'COUNT(*)' );

my $join = 'JOIN Users   ON Transactions.Creator = Users.Id '; #.

my $twhere = "
  WHERE Transactions.ObjectType = 'RT::Ticket'
    AND Transactions.ObjectId = Tickets.Id
";

my $transaction_time;
my $applied = '';
my $cfname = '';
if ( $cgi->param('cfname') =~ /^\w(\w|\s)*$/ ) {

  $cfname = $cgi->param('cfname');

  $transaction_time = "(CASE Transactions.Type 
    WHEN 'CustomField' THEN 
    ( coalesce(to_number(ocfv_new.Content,'999999'),0) 
    - coalesce(to_number(ocfv_old.Content,'999999'),0) )
    ELSE ( to_number(ocfv_main.Content,'999999') )
    END) * 60";

  $join .= "
    LEFT JOIN ObjectCustomFieldValues ocfv_new
    ON ( ocfv_new.Id = Transactions.NewReference )
    LEFT JOIN ObjectCustomFieldValues ocfv_old
    ON ( ocfv_old.Id = Transactions.OldReference )
    LEFT JOIN ObjectCustomFieldValues ocfv_main
    ON ( ocfv_main.ObjectType = 'RT::Transaction'
         AND ocfv_main.ObjectId = Transactions.Id )
    JOIN CustomFields
    ON ( ( CustomFields.LookupType = 'RT::Queue-RT::Ticket-RT::Transaction'
           AND CustomFields.Id = ocfv_main.CustomField
           AND ocfv_main.Id IS NOT NULL
         )
         OR
         ( CustomFields.LookupType = 'RT::Queue-RT::Ticket'
           AND (CustomFields.Id = ocfv_new.CustomField OR ocfv_new.Id IS NULL)
           AND (CustomFields.Id = ocfv_old.CustomField OR ocfv_old.Id IS NULL)
           AND ocfv_main.Id IS NULL
         ) )
    ";

  $twhere .= " AND CustomFields.Name = '$cfname'
    AND (ocfv_new.Id IS NOT NULL OR ocfv_old.Id IS NOT NULL OR ocfv_main.Id IS NOT NULL)";

} else {

  $transaction_time = "
  CASE transactions.type when 'Set'
    THEN (to_number(newvalue,'999999')-to_number(oldvalue, '999999')) * 60
    ELSE timetaken*60
  END";
 
  if ( $cgi->param('svcnum') =~ /^\s*(\d+)\s*$/ ) {
    $twhere .= " AND EXISTS( SELECT 1 FROM acct_rt_transaction WHERE acct_rt_transaction.transaction_id = Transactions.id AND svcnum = $1 )";
    $applied = "AND svcnum = $1";
  }

  $twhere .= "
    AND (    ( Transactions.Type = 'Set'
               AND Transactions.Field = 'TimeWorked'
               AND Transactions.NewValue != Transactions.OldValue )
          OR ( Transactions.Type IN ( 'Create', 'Comment', 'Correspond', 'Touch' )
               AND Transactions.TimeTaken > 0
             )
        )";

}


my($beginning, $ending) = FS::UI::Web::parse_beginning_ending($cgi);
# TIMESTAMP is Pg-specific... ?
if ( $beginning > 0 ) {
  $beginning = "TIMESTAMP '". time2str('%Y-%m-%d %X', $beginning). "'";
  $twhere .= " AND Transactions.Created >= $beginning ";
}
if ( $ending < 4294967295 ) {
  $ending =    "TIMESTAMP '". time2str('%Y-%m-%d %X', $ending).    "'";
  $twhere .= " AND Transactions.Created <= $ending    ";
}

if ( $cgi->param('otaker') && $cgi->param('otaker') =~ /^([\w\.\-]+)$/ ) {
  $twhere .= " AND Users.name = '$1' ";
}

my $transactions = "FROM Transactions $join $twhere";

my $where = "WHERE EXISTS ( SELECT 1 $transactions )";

my $ticket_time = "( SELECT SUM($transaction_time) $transactions )";
push @select, "$ticket_time AS ticket_time";
push @select_total, "SUM($ticket_time)";

if ( $applied ) {

  my $applied_time = "( SELECT SUM(support) FROM acct_rt_transaction LEFT JOIN Transactions ON ( transaction_id = Id ) $twhere $applied )";

  push @select, "$applied_time AS applied_time";
  push @select_total, "SUM($applied_time)";

}

my $query = {
  'select'    => join(', ', @select),
  'table'     => 'tickets', #Pg-ism
  #'table'     => 'Tickets',
  'addl_from' => '', #$join,
  'extra_sql' => $where,
  'order by'  => 'ORDER BY Created',
};

my $count_query = "SELECT ".join(', ', @select_total)." FROM Tickets $where";
  #"SELECT COUNT(*), SUM($transactiontime), SUM(acct_rt_transaction.support) FROM Transactions $join $where";
  #"SELECT COUNT(*), ( SUM($transactiontime) $transactions ) FROM Tickets"; # $join $where";

my $link = [ "${p}rt/Ticket/Display.html?id=", sub { shift->get('ticketid'); } ];

</%init>