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* Copyright 2021 Harness Inc. All rights reserved.
* Use of this source code is governed by the PolyForm Shield 1.0.0 license
* that can be found in the licenses directory at the root of this repository, also available at
* https://polyformproject.org/wp-content/uploads/2020/06/PolyForm-Shield-1.0.0.txt.
*/
import { Container, Text, Layout } from '@wings-software/uicore'
import { Color, FontVariation } from '@harness/design-system'
import React from 'react'
import type { Point } from 'highcharts'
import type { RecommendationItem, HistogramData } from '@ce/types'
import {
getCPUValueInReadableForm,
getMemValueInReadableFormForChart,
getCPUValueInmCPUs,
getMemValueInGB
} from '@ce/utils/formatResourceValue'
import { convertNumberToFixedDecimalPlaces } from '@ce/utils/convertNumberToFixedDecimalPlaces'
import { useStrings } from 'framework/strings'
import CEChart from '../CEChart/CEChart'
import limitMarker from './images/limitMarker.svg'
import requestMarker from './images/requestMarker.svg'
import css from './RecommendationHistogram.module.scss'
type CustomPoint = Point & {
plotX: number
pointWidth: number
}
export type CustomHighcharts = Highcharts.Chart & {
rePlaceMarker: (reqVal: number, limitVal?: number) => void
}
export enum ChartColors {
'BLUE' = '#25a6f7',
'GREEN' = '#38d168',
'GREY' = '#c4c4c4',
'GREEN_300' = '#d7f4e0'
}
interface HistogramHeaderProps {
header: string
}
const HistogramHeader: React.FC<HistogramHeaderProps> = props => (
<Text
padding="xsmall"
font={{ variation: FontVariation.TABLE_HEADERS, align: 'center' }}
background={Color.PRIMARY_1}
color={Color.PRIMARY_5}
>
{props.header}
</Text>
)
interface HistogramDescriptionProps {
description: React.ReactNode
}
const HistogramDescription: React.FC<HistogramDescriptionProps> = props => {
const { getString } = useStrings()
return (
<Layout.Horizontal spacing="xsmall" padding={{ bottom: 'small' }}>
{props.description}
<Text font={{ variation: FontVariation.SMALL_SEMI }}>
{getString('ce.recommendation.recommendationChart.willBeMet')}
</Text>
</Layout.Horizontal>
)
}
interface RecommendationChartProps {
histogramData: RecommendationItem
onCPUChartLoad: (chart: CustomHighcharts) => void
onMemoryChartLoad: (chart: CustomHighcharts) => void
memReqVal: number
cpuReqVal: number
memLimitVal: number
selectedRecommendation: string
updateMemoryChart: (val: [number, number]) => void
updateCPUChart: (reqVal: number) => void
reRenderChart: boolean
}
const RecommendationHistogram: React.FC<RecommendationChartProps> = props => {
const { cpuReqVal, memReqVal, memLimitVal, onMemoryChartLoad, onCPUChartLoad, histogramData } = props
const { getString } = useStrings()
const cpuData = histogramData.cpuHistogram.bucketWeights.map((bucketWeight, index) => {
const { firstBucketSize, growthRatio, minBucket } = histogramData.cpuHistogram
const currentIdx = index + minBucket
return [
convertNumberToFixedDecimalPlaces(
(firstBucketSize * (Math.pow(1 + Number(growthRatio), currentIdx + 1) - 1)) / Number(growthRatio),
2
),
Number(bucketWeight.toFixed(2))
]
})
const {
firstBucketSize: cpufirstBucketSize,
growthRatio: cpuGrowthRatio,
minBucket: cpuMinBucket
} = histogramData.cpuHistogram
const formattedCPUData = [
[
convertNumberToFixedDecimalPlaces(
(cpufirstBucketSize * (Math.pow(1 + Number(cpuGrowthRatio), cpuMinBucket - 1) - 1)) / Number(cpuGrowthRatio),
2
),
0
],
...cpuData
]
const memData = histogramData.memoryHistogram.bucketWeights.map((bucketWeight, index) => {
const { firstBucketSize, growthRatio, minBucket } = histogramData.memoryHistogram
const currentIdx = index + minBucket
return [
convertNumberToFixedDecimalPlaces(
(firstBucketSize * (Math.pow(1 + Number(growthRatio), currentIdx + 1) - 1)) / Number(growthRatio),
2
),
Number(bucketWeight.toFixed(2))
]
})
const { firstBucketSize, growthRatio, minBucket } = histogramData.memoryHistogram
const formattedmemData = [
[
convertNumberToFixedDecimalPlaces(
(firstBucketSize * (Math.pow(1 + Number(growthRatio), minBucket - 1) - 1)) / Number(growthRatio),
2
),
0
],
...memData
]
const plotOptions = {
series: {
connectNulls: true,
animation: {
duration: 500
}
},
column: {
borderColor: undefined,
pointPadding: 0,
borderWidth: 0,
groupPadding: 0,
shadow: false
},
legend: {
enabled: false
}
}
const getPercentileVal: (val: number, histogram: HistogramData) => number = (val, histogram) => {
const { precomputed } = histogram
const preComputedFilter = precomputed.filter(preComp => preComp <= val)
const percentileVal = preComputedFilter.length - 1
return percentileVal
}
const findNearestMemData: (
requestVal: number,
limitVal: number
) => { requestPercentileValue: number; limitPercentileValue: number } = (requestVal, limitVal) => {
const requestPercentileValue = getPercentileVal(requestVal, histogramData.memoryHistogram),
limitPercentileValue = getPercentileVal(limitVal, histogramData.memoryHistogram)
props.updateMemoryChart([requestPercentileValue, limitPercentileValue])
return { requestPercentileValue, limitPercentileValue }
}
const findNearestCPUData: (val: number) => number = val => {
const requestPercentileValue = getPercentileVal(val, histogramData.cpuHistogram)
props.updateCPUChart(requestPercentileValue)
return requestPercentileValue
}
const getInitialXPosition: (chart: Highcharts.Chart, memReqVal: number) => number = (chart, memReqValue) => {
const columnData = chart.series[0].points as CustomPoint[]
const filteredColData = columnData.filter(point => point.x <= memReqValue)
const pointArgs = filteredColData[filteredColData.length - 1]
const memReqValX = (pointArgs?.plotX || 0) + chart.plotLeft + (pointArgs?.pointWidth || 0) / 2 - 9
return memReqValX
}
return (
<Container className={css.chartContainer}>
<Layout.Vertical>
<HistogramDescription
description={
<>
<Text font={{ variation: FontVariation.SMALL_SEMI }}>
{getString('ce.recommendation.recommendationChart.cpuHistogramHeader')}
</Text>
<Text font={{ variation: FontVariation.SMALL_SEMI }} color={Color.PRIMARY_7}>
{getString('ce.recommendation.recommendationChart.request')}
</Text>
</>
}
/>
<Container>
<HistogramHeader header={getString('delegate.delegateCPU')} />
<CEChart
options={{
tooltip: {
formatter: function () {
return `CPU: ${getCPUValueInReadableForm(this.x)}`
}
},
series: [
{
showInLegend: false,
pointPlacement: -0.5,
type: 'column',
data: formattedCPUData,
zoneAxis: 'x',
name: getString('delegate.delegateCPU'),
zones: [
{
value:
convertNumberToFixedDecimalPlaces(histogramData?.cpuHistogram.precomputed[cpuReqVal], 2) +
0.001,
color: ChartColors.BLUE
},
{
color: ChartColors.GREY
}
]
}
],
chart: {
height: 380,
spacingBottom: 100,
spacingRight: 30,
type: 'column',
events: {
load() {
const chart = this as CustomHighcharts
onCPUChartLoad(chart)
const cpuReqValue =
convertNumberToFixedDecimalPlaces(histogramData?.cpuHistogram.precomputed[cpuReqVal], 2) + 0.001
const cpuReqValueXPost = getInitialXPosition(chart, cpuReqValue)
const requestPlotLine = chart.renderer
.image(requestMarker, cpuReqValueXPost, 0, 20, 310)
.attr({
zIndex: 3
})
.add() as any
requestPlotLine.chartX = cpuReqValueXPost
chart.renderer
.rect(chart.plotLeft, 282, 0.5, 16)
.attr({
'stroke-width': 1,
stroke: ChartColors.BLUE,
zIndex: 3
})
.add()
const requestPlotLineMarker = chart.renderer
.rect(chart.plotLeft, 290, cpuReqValueXPost - chart.plotLeft + 10, 0.5)
.attr({
'stroke-width': 1,
stroke: ChartColors.BLUE,
zIndex: 3
})
.add()
const CPUReqPercentileText = chart.renderer
.text(`${cpuReqVal}th`, cpuReqValueXPost + 15, 295)
.attr({
color: ChartColors.BLUE,
zIndex: 3
})
.add()
chart.container.onmousemove = function (e) {
const chartEvent = e as any
if (requestPlotLine.drag) {
chart.pointer.normalize(chartEvent)
const extremes = {
left: chart.plotLeft,
right: chart.plotLeft + chart.plotWidth
}
if (chartEvent.chartX >= extremes.left - 10 && chartEvent.chartX <= extremes.right - 10) {
requestPlotLine.attr({ x: chartEvent.chartX })
requestPlotLine.chartX = chartEvent.chartX
requestPlotLineMarker.attr({
width: chartEvent.chartX - chart.plotLeft + 10
})
CPUReqPercentileText.attr({
x: chartEvent.chartX + 15
})
const reqPercentileVal = findNearestCPUData(
chart.xAxis[0].toValue(requestPlotLine.chartX + 10)
)
CPUReqPercentileText.attr({
text: `${reqPercentileVal}th`
})
}
}
}
requestPlotLine.element.onmousedown = function () {
requestPlotLine.drag = true
}
requestPlotLine.element.onmouseup = function () {
requestPlotLine.drag = false
}
chart.rePlaceMarker = currentReqVal => {
const currentCPUReqValue =
convertNumberToFixedDecimalPlaces(histogramData?.cpuHistogram.precomputed[currentReqVal], 2) +
0.001
const cuurentCPUReqValueXPost = getInitialXPosition(chart, currentCPUReqValue)
requestPlotLine.attr({ x: cuurentCPUReqValueXPost })
requestPlotLine.chartX = cuurentCPUReqValueXPost
requestPlotLineMarker.attr({
width: cuurentCPUReqValueXPost - chart.plotLeft + 10
})
CPUReqPercentileText.attr({
x: cuurentCPUReqValueXPost + 15,
text: `${currentReqVal}th`
})
}
}
}
},
plotOptions,
xAxis: {
crosshair: true,
title: {
text: getString('ce.recommendation.recommendationChart.cpuPlaceholder')
}
},
yAxis: {
endOnTick: true,
title: {
text: getString('ce.recommendation.recommendationChart.noOfSamples')
},
labels: {
formatter: function () {
return getCPUValueInmCPUs(Number(this.value))
}
}
}
}}
/>
</Container>
</Layout.Vertical>
<Layout.Vertical>
<HistogramDescription
description={
<>
<Text font={{ variation: FontVariation.SMALL_SEMI }}>
{getString('ce.recommendation.recommendationChart.memoryHistogramHeader')}
</Text>
<Text font={{ variation: FontVariation.SMALL_SEMI }} color={Color.PRIMARY_7}>
{getString('ce.recommendation.recommendationChart.request')}
</Text>
<Text font={{ variation: FontVariation.SMALL_SEMI }}>
{getString('ce.recommendation.recommendationChart.and')}
</Text>
<Text font={{ variation: FontVariation.SMALL_SEMI }} color={Color.GREEN_500}>
{getString('ce.recommendation.recommendationChart.limitLabelRegular')}
</Text>
</>
}
/>
<Container>
<HistogramHeader header={getString('ce.recommendation.recommendationChart.memoryLabel')} />
<CEChart
options={{
tooltip: {
formatter: function () {
return `Memory: ${getMemValueInReadableFormForChart(this.x)}`
}
},
series: [
{
showInLegend: false,
pointPlacement: -0.5,
type: 'column',
name: getString('ce.recommendation.recommendationChart.memoryLabelRegular'),
data: formattedmemData,
zoneAxis: 'x',
zones: [
{
value:
convertNumberToFixedDecimalPlaces(histogramData?.memoryHistogram.precomputed[memReqVal], 2) + 1,
color: ChartColors.BLUE
},
{
value:
convertNumberToFixedDecimalPlaces(histogramData?.memoryHistogram.precomputed[memLimitVal], 2) +
1,
color: ChartColors.GREEN
},
{
color: ChartColors.GREY
}
]
}
],
chart: {
height: 380,
type: 'column',
spacingRight: 30,
spacingBottom: 100,
events: {
load() {
const chart = this as CustomHighcharts
onMemoryChartLoad(chart)
const memReqValue =
convertNumberToFixedDecimalPlaces(histogramData?.memoryHistogram.precomputed[memReqVal], 2) + 1
const memLimitValue =
convertNumberToFixedDecimalPlaces(histogramData?.memoryHistogram.precomputed[memLimitVal], 2) + 1
const memRequestMarkerXPos = getInitialXPosition(chart, memReqValue)
const memLimitMarkerXPos = getInitialXPosition(chart, memLimitValue)
const requestPlotLine = chart.renderer
.image(requestMarker, memRequestMarkerXPos, 0, 20, 310)
.attr({
zIndex: 3
})
.add() as any
const requestPlotLineMarker = chart.renderer
.rect(chart.plotLeft, 290, memRequestMarkerXPos - chart.plotLeft + 10, 0.5)
.attr({
'stroke-width': 1,
stroke: ChartColors.BLUE,
zIndex: 3
})
.add()
chart.renderer
.rect(chart.plotLeft, 282, 0.5, 16)
.attr({
'stroke-width': 1,
stroke: ChartColors.BLUE,
zIndex: 3
})
.add()
const LimitPlotLineMarker = chart.renderer
.rect(chart.plotLeft, 310, memLimitMarkerXPos - chart.plotLeft + 10, 0.5)
.attr({
'stroke-width': 1,
stroke: ChartColors.GREEN,
zIndex: 3
})
.add()
chart.renderer
.rect(chart.plotLeft, 302, 0.5, 16)
.attr({
'stroke-width': 1,
stroke: ChartColors.GREEN,
zIndex: 3
})
.add()
const memLimitPercentileText = chart.renderer
.text(`${memLimitVal}th`, memLimitMarkerXPos + 15, 315)
.attr({
color: ChartColors.GREEN,
zIndex: 3
})
.add()
const memReqPercentileText = chart.renderer
.text(`${memReqVal}th`, memRequestMarkerXPos + 15, 295)
.attr({
color: ChartColors.BLUE,
zIndex: 3
})
.add()
requestPlotLine.chartX = memRequestMarkerXPos
const limitPlotLine = chart.renderer
.image(limitMarker, memLimitMarkerXPos, 0, 20, 330)
.attr({
zIndex: 3
})
.add() as any
limitPlotLine.chartX = memLimitMarkerXPos
chart.container.onmousemove = function (e) {
const chartEvent = e as any
chart.pointer.normalize(chartEvent)
const extremes = {
left: chart.plotLeft,
right: chart.plotLeft + chart.plotWidth
}
if (requestPlotLine.drag) {
if (chartEvent.chartX >= extremes.left - 10 && chartEvent.chartX <= extremes.right - 10) {
requestPlotLine.attr({ x: chartEvent.chartX })
requestPlotLine.chartX = chartEvent.chartX
requestPlotLineMarker.attr({
width: chartEvent.chartX - chart.plotLeft + 10
})
memReqPercentileText.attr({
x: chartEvent.chartX + 15
})
const percentileValues = findNearestMemData(
chart.xAxis[0].toValue(requestPlotLine.chartX + 10),
chart.xAxis[0].toValue(limitPlotLine.chartX + 10)
)
memReqPercentileText.attr({
text: `${percentileValues.requestPercentileValue}th`
})
}
}
if (limitPlotLine.drag) {
if (chartEvent.chartX >= extremes.left - 10 && chartEvent.chartX <= extremes.right - 10) {
limitPlotLine.attr({ x: chartEvent.chartX })
limitPlotLine.chartX = chartEvent.chartX
LimitPlotLineMarker.attr({
width: chartEvent.chartX - chart.plotLeft + 10
})
memLimitPercentileText.attr({
x: chartEvent.chartX + 15
})
const percentileValues = findNearestMemData(
chart.xAxis[0].toValue(requestPlotLine.chartX + 10),
chart.xAxis[0].toValue(limitPlotLine.chartX + 10)
)
memLimitPercentileText.attr({
text: `${percentileValues.limitPercentileValue}th`
})
}
}
}
requestPlotLine.element.onmousedown = function () {
requestPlotLine.drag = true
}
requestPlotLine.element.onmouseup = function () {
requestPlotLine.drag = false
}
limitPlotLine.element.onmousedown = function () {
limitPlotLine.drag = true
}
limitPlotLine.element.onmouseup = function () {
limitPlotLine.drag = false
}
chart.rePlaceMarker = (currentReqVal, currentLimitVal) => {
const currentMemReqValue =
convertNumberToFixedDecimalPlaces(
histogramData?.memoryHistogram.precomputed[currentReqVal],
2
) + 1
const currentMemLimitValue =
convertNumberToFixedDecimalPlaces(
histogramData?.memoryHistogram.precomputed[currentLimitVal as number],
2
) + 1
const currentMemRequestMarkerXPos = getInitialXPosition(chart, currentMemReqValue)
const currentMemLimitMarkerXPos = getInitialXPosition(chart, currentMemLimitValue)
requestPlotLine.attr({ x: currentMemRequestMarkerXPos })
requestPlotLine.chartX = currentMemRequestMarkerXPos
requestPlotLineMarker.attr({
width: currentMemRequestMarkerXPos - chart.plotLeft + 10
})
memReqPercentileText.attr({
x: currentMemRequestMarkerXPos + 15,
text: `${currentReqVal}th`
})
limitPlotLine.attr({ x: currentMemLimitMarkerXPos })
limitPlotLine.chartX = currentMemLimitMarkerXPos
LimitPlotLineMarker.attr({
width: currentMemLimitMarkerXPos - chart.plotLeft + 10
})
memLimitPercentileText.attr({
x: currentMemLimitMarkerXPos + 15
})
memLimitPercentileText.attr({
text: `${currentLimitVal}th`
})
}
}
}
},
plotOptions,
xAxis: {
title: {
text: getString('ce.recommendation.recommendationChart.memoryUsagePlaceholder')
},
labels: {
formatter: function () {
return `${getMemValueInGB(Number(this.value))}`
}
},
crosshair: true
},
yAxis: {
endOnTick: true,
title: {
text: getString('ce.recommendation.recommendationChart.noOfSamples')
},
labels: {
formatter: function () {
return `${this['value']}`
}
}
}
}}
/>
</Container>
</Layout.Vertical>
</Container>
)
}
export default React.memo(RecommendationHistogram, (prevProps, nextProps) => {
return (
prevProps.selectedRecommendation === nextProps.selectedRecommendation &&
prevProps.reRenderChart === nextProps.reRenderChart
)
})
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