From 483e2aaa83387aa56de7718cb0fadb71717d8117 Mon Sep 17 00:00:00 2001
From: Alexander Zobnin <alexanderzobnin@gmail.com>
Date: Wed, 25 Aug 2021 16:12:22 +0300
Subject: [PATCH] Fix sortSeries() function, fixes #1274

---
 pkg/datasource/functions.go |  5 ++---
 pkg/timeseries/sort.go      | 12 ++++++++++++
 2 files changed, 14 insertions(+), 3 deletions(-)

diff --git a/pkg/datasource/functions.go b/pkg/datasource/functions.go
index 8512e08..7c9c258 100644
--- a/pkg/datasource/functions.go
+++ b/pkg/datasource/functions.go
@@ -353,9 +353,8 @@ func applySortSeries(series []*timeseries.TimeSeriesData, params ...interface{})
 		return nil, errParsingFunctionParam(err)
 	}
 
-	aggFunc := timeseries.AggAvg
-	sorted := timeseries.SortBy(series, order, aggFunc)
-	return sorted, nil
+	timeseries.SortByName(series, order)
+	return series, nil
 }
 
 func applyTimeShiftPre(query *QueryModel, items []*zabbix.Item, params ...interface{}) error {
diff --git a/pkg/timeseries/sort.go b/pkg/timeseries/sort.go
index a862596..4220ba8 100644
--- a/pkg/timeseries/sort.go
+++ b/pkg/timeseries/sort.go
@@ -50,3 +50,15 @@ func SortByItem(series []*TimeSeriesData) []*TimeSeriesData {
 
 	return series
 }
+
+func SortByName(series []*TimeSeriesData, order string) []*TimeSeriesData {
+	sort.Slice(series, func(i, j int) bool {
+		if order == "desc" {
+			return series[i].Meta.Name > series[j].Meta.Name
+		} else {
+			return series[i].Meta.Name < series[j].Meta.Name
+		}
+	})
+
+	return series
+}