From d012bfbedf10b925433d1b7bd823370347371e33 Mon Sep 17 00:00:00 2001
From: "Eric Wong (Contractor, The Linux Foundation)" <e@80x24.org>
Date: Fri, 30 Mar 2018 01:20:48 +0000
Subject: feed: optimize query for feeds, too

This is a smaller improvement than the landing /$INBOX/ page
because full message bodies are shown; but still saves around
100ms for my system with LKML.
---
 lib/PublicInbox/View.pm | 17 +----------------
 1 file changed, 1 insertion(+), 16 deletions(-)

(limited to 'lib/PublicInbox/View.pm')

diff --git a/lib/PublicInbox/View.pm b/lib/PublicInbox/View.pm
index c151f221..8ac405f2 100644
--- 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) {
-- 
cgit v1.2.3-24-ge0c7