From 6e8be826ba7305bee44314391a20a95dc7226c26 Mon Sep 17 00:00:00 2001
From: "Grot (@grafanabot)" <43478413+grafanabot@users.noreply.github.com>
Date: Fri, 27 Jan 2023 14:53:45 +0000
Subject: [PATCH] [v9.3.x] StateTimeline: Show correct legend label when value
 mappings set (#62312)

StateTimeline: Show correct legend label when value mappings set (#62282)

* StateTimeline: Show correct legend label when value mappings set

* Add test dashboard for thresholds and value mappings

* run stripnulls.sh

(cherry picked from commit 846acd28ff633ce3817def64f4ce9f6b76d6e957)

Co-authored-by: Victor Marin <36818606+mdvictor@users.noreply.github.com>
---
 public/app/plugins/panel/state-timeline/utils.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/public/app/plugins/panel/state-timeline/utils.ts b/public/app/plugins/panel/state-timeline/utils.ts
index fadd2343c9f..40b70442a01 100644
--- a/public/app/plugins/panel/state-timeline/utils.ts
+++ b/public/app/plugins/panel/state-timeline/utils.ts
@@ -522,9 +522,10 @@ export function getFieldLegendItem(fields: Field[], theme: GrafanaTheme2): VizLe
   const items: VizLegendItem[] = [];
   const fieldConfig = fields[0].config;
   const colorMode = fieldConfig.color?.mode ?? FieldColorModeId.Fixed;
+  const thresholds = fieldConfig.thresholds;
 
   // If thresholds are enabled show each step in the legend
-  if (colorMode === FieldColorModeId.Thresholds) {
+  if (colorMode === FieldColorModeId.Thresholds && thresholds?.steps && thresholds.steps.length > 1) {
     return getThresholdItems(fieldConfig, theme);
   }