# HG changeset patch
# User Sascha L. Teichmann <sascha.teichmann@intevation.de>
# Date 1558523040 -7200
# Node ID ea49febfbc6019a99d4b912c8f71ff5bd08e6575
# Parent  f76a694f7f7b61e8044eea879a22c12909caee9e
Calculate quarters correctly in waterlevel classification.

diff -r f76a694f7f7b -r ea49febfbc60 pkg/controllers/bottlenecks.go
--- a/pkg/controllers/bottlenecks.go	Wed May 22 12:53:18 2019 +0200
+++ b/pkg/controllers/bottlenecks.go	Wed May 22 13:04:00 2019 +0200
@@ -687,7 +687,7 @@
 		}
 		f := pfrom
 		pfrom = pfrom.AddDate(0, 3, 0)
-		label := fmt.Sprintf("Q%d-%d", int(f.Month())/4+1, f.Year())
+		label := fmt.Sprintf("Q%d-%d", 1+int(f.Month()+1)/4, f.Year())
 		return f, f.AddDate(0, 3, 0).Add(-time.Nanosecond), label
 	}
 }