feed: optimize query for feeds, too

[public-inbox.git] / lib / PublicInbox / View.pm

diff --git a/lib/PublicInbox/View.pm b/lib/PublicInbox/View.pm
index c151f221cc9ea1667fafd20253157c1bc9d7c7a5..8ac405f2b73cd78ce91b8e308738898694ac732b 100644 (file)
--- a/lib/PublicInbox/View.pm
+++ b/lib/PublicInbox/View.pm
@@ -1063,25 +1063,10 @@ sub index_nav { # callback for WwwStream
 sub index_topics {
        my ($ctx) = @_;
        my ($off) = (($ctx->{qp}->{o} || '0') =~ /(\d+)/);
-       my $lim = 200;
-       my $opts = { offset => $off, limit => $lim };
 
        $ctx->{order} = [];
        my $srch = $ctx->{srch};
-
-       my $qs = '';
-       # this complicated bit cuts loading time by over 400ms on my system:
-       if ($off == 0) {
-               my ($min, $max) = $ctx->{-inbox}->mm->minmax;
-               my $n = $max - $lim;
-               $n = $min if $n < $min;
-               for (; $qs eq '' && $n >= $min; --$n) {
-                       my $smsg = $srch->lookup_article($n) or next;
-                       $qs = POSIX::strftime('d:%Y%m%d..', gmtime($smsg->ts));
-               }
-       }
-
-       my $sres = $srch->query($qs, $opts);
+       my $sres = $ctx->{-inbox}->recent({offset => $off, limit => 200 });
        $sres = $sres->{msgs};
        my $nr = scalar @$sres;
        if ($nr) {