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: / proc / self / root / usr / share / grafana / public / app / plugins / panel / timeseries /
Filename : TimeSeriesPanel.tsx
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import React, { useMemo } from 'react';

import { Field, PanelProps, DataFrameType } from '@grafana/data';
import { PanelDataErrorView } from '@grafana/runtime';
import { TooltipDisplayMode } from '@grafana/schema';
import { KeyboardPlugin, TimeSeries, TooltipPlugin, usePanelContext, ZoomPlugin } from '@grafana/ui';
import { config } from 'app/core/config';
import { getFieldLinksForExplore } from 'app/features/explore/utils/links';

import { Options } from './panelcfg.gen';
import { AnnotationEditorPlugin } from './plugins/AnnotationEditorPlugin';
import { AnnotationsPlugin } from './plugins/AnnotationsPlugin';
import { ContextMenuPlugin } from './plugins/ContextMenuPlugin';
import { ExemplarsPlugin, getVisibleLabels } from './plugins/ExemplarsPlugin';
import { OutsideRangePlugin } from './plugins/OutsideRangePlugin';
import { ThresholdControlsPlugin } from './plugins/ThresholdControlsPlugin';
import { getPrepareTimeseriesSuggestion } from './suggestions';
import { getTimezones, prepareGraphableFields, regenerateLinksSupplier } from './utils';

interface TimeSeriesPanelProps extends PanelProps<Options> {}

export const TimeSeriesPanel = ({
  data,
  timeRange,
  timeZone,
  width,
  height,
  options,
  fieldConfig,
  onChangeTimeRange,
  replaceVariables,
  id,
}: TimeSeriesPanelProps) => {
  const { sync, canAddAnnotations, onThresholdsChange, canEditThresholds, showThresholds, onSplitOpen } =
    usePanelContext();

  const getFieldLinks = (field: Field, rowIndex: number) => {
    return getFieldLinksForExplore({ field, rowIndex, splitOpenFn: onSplitOpen, range: timeRange });
  };

  const frames = useMemo(() => prepareGraphableFields(data.series, config.theme2, timeRange), [data.series, timeRange]);
  const timezones = useMemo(() => getTimezones(options.timezone, timeZone), [options.timezone, timeZone]);
  const suggestions = useMemo(() => {
    if (frames?.length && frames.every((df) => df.meta?.type === DataFrameType.TimeSeriesLong)) {
      const s = getPrepareTimeseriesSuggestion(id);
      return {
        message: 'Long data must be converted to wide',
        suggestions: s ? [s] : undefined,
      };
    }
    return undefined;
  }, [frames, id]);

  if (!frames || suggestions) {
    return (
      <PanelDataErrorView
        panelId={id}
        message={suggestions?.message}
        fieldConfig={fieldConfig}
        data={data}
        needsTimeField={true}
        needsNumberField={true}
        suggestions={suggestions?.suggestions}
      />
    );
  }

  const enableAnnotationCreation = Boolean(canAddAnnotations && canAddAnnotations());

  return (
    <TimeSeries
      frames={frames}
      structureRev={data.structureRev}
      timeRange={timeRange}
      timeZone={timezones}
      width={width}
      height={height}
      legend={options.legend}
      options={options}
    >
      {(config, alignedDataFrame) => {
        if (alignedDataFrame.fields.some((f) => Boolean(f.config.links?.length))) {
          alignedDataFrame = regenerateLinksSupplier(alignedDataFrame, frames, replaceVariables, timeZone);
        }

        return (
          <>
            <KeyboardPlugin config={config} />
            <ZoomPlugin config={config} onZoom={onChangeTimeRange} />
            {options.tooltip.mode === TooltipDisplayMode.None || (
              <TooltipPlugin
                frames={frames}
                data={alignedDataFrame}
                config={config}
                mode={options.tooltip.mode}
                sortOrder={options.tooltip.sort}
                sync={sync}
                timeZone={timeZone}
              />
            )}
            {/* Renders annotation markers*/}
            {data.annotations && (
              <AnnotationsPlugin annotations={data.annotations} config={config} timeZone={timeZone} />
            )}
            {/* Enables annotations creation*/}
            {enableAnnotationCreation ? (
              <AnnotationEditorPlugin data={alignedDataFrame} timeZone={timeZone} config={config}>
                {({ startAnnotating }) => {
                  return (
                    <ContextMenuPlugin
                      data={alignedDataFrame}
                      config={config}
                      timeZone={timeZone}
                      replaceVariables={replaceVariables}
                      defaultItems={[
                        {
                          items: [
                            {
                              label: 'Add annotation',
                              ariaLabel: 'Add annotation',
                              icon: 'comment-alt',
                              onClick: (e, p) => {
                                if (!p) {
                                  return;
                                }
                                startAnnotating({ coords: p.coords });
                              },
                            },
                          ],
                        },
                      ]}
                    />
                  );
                }}
              </AnnotationEditorPlugin>
            ) : (
              <ContextMenuPlugin
                data={alignedDataFrame}
                frames={frames}
                config={config}
                timeZone={timeZone}
                replaceVariables={replaceVariables}
                defaultItems={[]}
              />
            )}
            {data.annotations && (
              <ExemplarsPlugin
                visibleSeries={getVisibleLabels(config, frames)}
                config={config}
                exemplars={data.annotations}
                timeZone={timeZone}
                getFieldLinks={getFieldLinks}
              />
            )}

            {((canEditThresholds && onThresholdsChange) || showThresholds) && (
              <ThresholdControlsPlugin
                config={config}
                fieldConfig={fieldConfig}
                onThresholdsChange={canEditThresholds ? onThresholdsChange : undefined}
              />
            )}

            <OutsideRangePlugin config={config} onChangeTimeRange={onChangeTimeRange} />
          </>
        );
      }}
    </TimeSeries>
  );
};