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StateTimeline: Fix toolitp not showing when for frames with multiple fields (#42741)

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* StateTimeline: Fix toolitp not showing when for frames with multiple fields

* Update public/app/plugins/panel/state-timeline/StateTimelinePanel.tsx

Co-authored-by: Zoltán Bedi <zoltan.bedi@gmail.com>

* Update public/app/plugins/panel/state-timeline/StateTimelinePanel.tsx

Co-authored-by: Zoltán Bedi <zoltan.bedi@gmail.com>

* Update public/app/plugins/panel/state-timeline/StateTimelinePanel.tsx

Co-authored-by: Zoltán Bedi <zoltan.bedi@gmail.com>

Co-authored-by: Zoltán Bedi <zoltan.bedi@gmail.com>
This commit is contained in:
Dominik Prokop 2021-12-07 10:27:20 +01:00 committed by GitHub
parent c2e2c658ce
commit 826b3bfd52
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1 changed files with 8 additions and 2 deletions
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10
public/app/plugins/panel/state-timeline/StateTimelinePanel.tsx
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@ -1,5 +1,5 @@
import React, { useCallback, useMemo } from 'react';
import { DataFrame, PanelProps } from '@grafana/data';
import { DataFrame, FieldType, PanelProps } from '@grafana/data';
import { TooltipPlugin, useTheme2, ZoomPlugin, usePanelContext } from '@grafana/ui';
import { TimelineMode, TimelineOptions } from './types';
import { TimelineChart } from './TimelineChart';
@ -39,6 +39,12 @@ export const StateTimelinePanel: React.FC<TimelinePanelProps> = ({
const renderCustomTooltip = useCallback(
(alignedData: DataFrame, seriesIdx: number | null, datapointIdx: number | null) => {
const data = frames ?? [];
// Count value fields in the state-timeline-ready frame
const valueFieldsCount = data.reduce(
(acc, frame) => acc + frame.fields.filter((field) => field.type !== FieldType.time).length,
0
);
// Not caring about multi mode in StateTimeline
if (seriesIdx === null || datapointIdx === null) {
return null;
@ -51,7 +57,7 @@ export const StateTimelinePanel: React.FC<TimelinePanelProps> = ({
* See https://github.com/grafana/support-escalations/issues/932
*/
if (
(!alignedData.meta?.transformations?.length && alignedData.fields.length - 1 !== data.length) ||
(!alignedData.meta?.transformations?.length && alignedData.fields.length - 1 !== valueFieldsCount) ||
!alignedData.fields[seriesIdx]
) {
return null;