[PATCH] lei q: avoid redundant default setting for sort with l2m

[Eric Wong <e@80x24.org>]

No point in munging user-supplied $lei->{opt} when %mset_opt
exists.  We'll be depending on docid being in descending order
for saved search support.
---
 lib/PublicInbox/LeiOverview.pm | 2 --
 lib/PublicInbox/LeiQuery.pm    | 4 ++--
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/lib/PublicInbox/LeiOverview.pm b/lib/PublicInbox/LeiOverview.pm
index 68f6c792..cdd9ee04 100644
--- a/lib/PublicInbox/LeiOverview.pm
+++ b/lib/PublicInbox/LeiOverview.pm
@@ -101,8 +101,6 @@ sub new {
 	if ($json) {
 		$lei->{dedupe} //= PublicInbox::LeiDedupe->new($lei);
 	} else {
-		# default to the cheapest sort since MUA usually resorts
-		$opt->{'sort'} //= 'docid' if $devfd < 0;
 		$lei->{l2m} = eval { PublicInbox::LeiToMail->new($lei) };
 		return $lei->fail($@) if $@;
 		if ($opt->{mua} && $lei->{l2m}->lock_free) {
diff --git a/lib/PublicInbox/LeiQuery.pm b/lib/PublicInbox/LeiQuery.pm
index 5376c7f8..3a437bf0 100644
--- a/lib/PublicInbox/LeiQuery.pm
+++ b/lib/PublicInbox/LeiQuery.pm
@@ -128,8 +128,8 @@ sub lei_q {
 			die "unrecognized --sort=$sort\n";
 		}
 	}
-	# descending docid order
-	$mset_opt{relevance} //= -2 if $opt->{threads};
+	# descending docid order is cheapest, MUA controls sorting order
+	$mset_opt{relevance} //= -2 if $self->{l2m} || $opt->{threads};
 	$self->{mset_opt} = \%mset_opt;
 
 	if ($opt->{stdin}) {