stroke: darkModeEnabled()

in public/pages/AnomalyCharts/containers/AnomalyDetailsChart.tsx [526:568]
41 lines of code
8 McCabe index (conditional complexity)

                        stroke: darkModeEnabled() ? 'red' : '#D5DBDB',
                        strokeWidth: 1,
                        opacity: 0.8,
                        fill: darkModeEnabled() ? 'red' : '#D5DBDB',
                      }}
                    />
                  )}

                  {alertAnnotations ? (
                    <LineAnnotation
                      id="alertAnnotation"
                      domainType={AnnotationDomainTypes.XDomain}
                      dataValues={alertAnnotations}
                      marker={<EuiIcon type="bell" />}
                    />
                  ) : null}
                  {showAggregateResults ? (
                    <Axis id="bottom" position="bottom" />
                  ) : (
                    <Axis
                      id="bottom"
                      position="bottom"
                      tickFormat={anomalyChartTimeFormatter}
                    />
                  )}

                  <Axis
                    id="left"
                    title={
                      props.isHistorical
                        ? 'Anomaly grade'
                        : 'Anomaly grade / Confidence'
                    }
                    position="left"
                    domain={{ min: 0, max: 1 }}
                    showGridLines
                  />
                  {
                    // If historical or multiple selected time series: don't show the confidence line chart
                  }
                  {zoomedAnomalies.map(
                    (anomalySeries: AnomalyData[], index) => {
                      if (props.isHistorical || multipleTimeSeries) {