my items clusters c- itemclusterRS- search cluster_id in map _- id gre

    my @items = @clusters ? $c->itemclusterRS->search({
        cluster_id => {'in' => [map {$_->id} grep {$_->status != 0} @clusters]},
        'item.status' => {'>', 0},
    }, {
        join       => 'item',
        'order_by' => 'me.weight desc, item.ctime desc',
    }) : ();