X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=recalc-double-result.pl;h=388a177c61f553aa275cd23580fbcb450e3c5a04;hb=1bd5b77a00fcefdf9f5c33a92bdfa1a1bf3b9291;hp=7395800b15a2820207f41f24cab4f07f554c8852;hpb=fc979d0122fb9378b931241ea3442c0bd1c40581;p=foosball

diff --git a/recalc-double-result.pl b/recalc-double-result.pl
index 7395800..388a177 100755
--- a/recalc-double-result.pl
+++ b/recalc-double-result.pl
@@ -12,33 +12,44 @@ $dbh->{AutoCommit} = 0;
 $dbh->do('delete from double_rating');
 
 my %ratings = ();
-my $q = $dbh->prepare('select * from double_results order by gametime');
+my $q = $dbh->prepare('select *,extract(epoch from gametime) as eptime from double_results order by gametime');
 $q->execute;
 
 while (my $ref = $q->fetchrow_hashref) {
 	for my $user (($ref->{'team1_username1'}, $ref->{'team1_username2'},
 	               $ref->{'team2_username1'}, $ref->{'team2_username2'})) {
 		if (!exists($ratings{$user})) {
-			$ratings{$user} = [ 1500, 350 ];
+			$ratings{$user} = [ 1500, 350, 0 ];
 		}
 	}
 	
 	my $rating1_1 = $ratings{$ref->{'team1_username1'}}->[0];
 	my $rd1_1 = $ratings{$ref->{'team1_username1'}}->[1];
+	my $age1_1 = $ref->{'eptime'} - $ratings{$ref->{'team1_username1'}}->[2];
+
 	my $rating1_2 = $ratings{$ref->{'team1_username2'}}->[0];
 	my $rd1_2 = $ratings{$ref->{'team1_username2'}}->[1];
+	my $age1_2 = $ref->{'eptime'} - $ratings{$ref->{'team1_username2'}}->[2];
+
 	my $rating2_1 = $ratings{$ref->{'team2_username1'}}->[0];
 	my $rd2_1 = $ratings{$ref->{'team2_username1'}}->[1];
+	my $age2_1 = $ref->{'eptime'} - $ratings{$ref->{'team2_username1'}}->[2];
+
 	my $rating2_2 = $ratings{$ref->{'team2_username2'}}->[0];
 	my $rd2_2 = $ratings{$ref->{'team2_username2'}}->[1];
+	my $age2_2 = $ref->{'eptime'} - $ratings{$ref->{'team2_username2'}}->[2];
+	
+	$rd1_1 = foosball::apply_aging($rd1_1, $age1_1 / 86400.0);
+	$rd1_2 = foosball::apply_aging($rd1_2, $age1_2 / 86400.0);
+	$rd2_1 = foosball::apply_aging($rd2_1, $age2_1 / 86400.0);
+	$rd2_2 = foosball::apply_aging($rd2_2, $age2_2 / 86400.0);
+
 	my $score1 = $ref->{'score1'};
 	my $score2 = $ref->{'score2'};
 
 	# make virtual "team players"
-	my $rating_team1 = 0.5 * ($rating1_1 + $rating1_2);
-	my $rd_team1 = sqrt($rd1_1 * $rd1_1 + $rd1_2 * $rd1_2) / sqrt(2.0);
-	my $rating_team2 = 0.5 * ($rating1_2 + $rating2_2);
-	my $rd_team2 = sqrt($rd2_1 * $rd2_1 + $rd2_2 * $rd2_2) / sqrt(2.0);
+	my ($rating_team1, $rd_team1) = foosball::combine_ratings($rating1_1, $rd1_1, $rating1_2, $rd1_2);
+	my ($rating_team2, $rd_team2) = foosball::combine_ratings($rating2_1, $rd2_1, $rating2_2, $rd2_2);
 
 	my ($new_t1r, undef) =  foosball::calc_rating($rating_team1, $rd_team1, $rating_team2, $rd_team2, $score1, $score2);
 	my ($new_t2r, undef) =  foosball::calc_rating($rating_team2, $rd_team2, $rating_team1, $rd_team1, $score2, $score1);
@@ -67,10 +78,10 @@ while (my $ref = $q->fetchrow_hashref) {
 	$dbh->do('insert into double_rating values (?,?,?,?)', undef,
 		$ref->{'team2_username2'}, $ref->{'gametime'}, $newr2_2, $newrd2_2);
 
-	$ratings{$ref->{'team1_username1'}} = [ $newr1_1, $newrd1_1 ];
-	$ratings{$ref->{'team1_username2'}} = [ $newr1_2, $newrd1_2 ];
-	$ratings{$ref->{'team2_username1'}} = [ $newr2_1, $newrd2_1 ];
-	$ratings{$ref->{'team2_username2'}} = [ $newr2_2, $newrd2_2 ];
+	$ratings{$ref->{'team1_username1'}} = [ $newr1_1, $newrd1_1, $ref->{'eptime'} ];
+	$ratings{$ref->{'team1_username2'}} = [ $newr1_2, $newrd1_2, $ref->{'eptime'} ];
+	$ratings{$ref->{'team2_username1'}} = [ $newr2_1, $newrd2_1, $ref->{'eptime'} ];
+	$ratings{$ref->{'team2_username2'}} = [ $newr2_2, $newrd2_2, $ref->{'eptime'} ];
 }
 
 $dbh->commit;