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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 React, { useMemo } from 'react'
import cx from 'classnames'
import Highcharts from 'highcharts'
import Networkgraph from 'highcharts/modules/networkgraph'
import HighchartsReact from 'highcharts-react-official'
import { merge } from 'lodash-es'
import { dependencyGraphOptions } from '@cv/components/DependencyGraph/DependencyGraph.utils'
import type { DependencyGraphProps } from '@cv/components/DependencyGraph/DependencyGraph.types'
import { wrappedArrowLength } from '@cv/components/DependencyGraph/DependencyGraph.constants'
const getParsedOptions = (defaultOptions: Highcharts.Options, options: Highcharts.Options): Highcharts.Options =>
merge(defaultOptions, options)
export function DependencyGraph(props: DependencyGraphProps): JSX.Element {
window.Highcharts = Highcharts
Networkgraph(Highcharts)
/*
Wrapping the point class to move arrows into center of line.
This code is also used in TestsCallgraph.tsx. Highcharts provided
this function on a github issue.
*/
// eslint-disable-next-line @typescript-eslint/no-explicit-any
type UnknownHighChartType = any
;(function (H: UnknownHighChartType) {
H.wrap(H.seriesTypes.networkgraph.prototype.pointClass.prototype, 'getLinkPath', function (this: any) {
const left = this.toNode,
right = this.fromNode
const angle = Math.atan((left.plotX - right.plotX) / (left.plotY - right.plotY))
const linkLength = Math.sqrt(Math.pow(left.plotX - right.plotX, 2) + Math.pow(left.plotY - right.plotY, 2))
/* istanbul ignore if */
if (angle) {
const path = ['M', left.plotX, left.plotY, right.plotX, right.plotY],
nextLastPoint = right,
pointRadius = linkLength / 2,
arrowLength = wrappedArrowLength,
arrowWidth = wrappedArrowLength,
pointRadiusSinAngle = pointRadius * Math.sin(angle),
pointRadiusCosAngle = pointRadius * Math.cos(angle),
arrowLengthSinAngle = arrowLength * Math.sin(angle),
arrowLengthCosAngle = arrowLength * Math.cos(angle),
arrowWidthSinAngle = arrowWidth * Math.sin(angle),
arrowWidthCosAngle = arrowWidth * Math.cos(angle)
if (left.plotY < right.plotY) {
path.push(nextLastPoint.plotX - pointRadiusSinAngle, nextLastPoint.plotY - pointRadiusCosAngle)
path.push(
nextLastPoint.plotX - pointRadiusSinAngle - arrowLengthSinAngle - arrowWidthCosAngle,
nextLastPoint.plotY - pointRadiusCosAngle - arrowLengthCosAngle + arrowWidthSinAngle
)
path.push(nextLastPoint.plotX - pointRadiusSinAngle, nextLastPoint.plotY - pointRadiusCosAngle)
path.push(
nextLastPoint.plotX - pointRadiusSinAngle - arrowLengthSinAngle + arrowWidthCosAngle,
nextLastPoint.plotY - pointRadiusCosAngle - arrowLengthCosAngle - arrowWidthSinAngle
)
} else {
path.push(nextLastPoint.plotX + pointRadiusSinAngle, nextLastPoint.plotY + pointRadiusCosAngle)
path.push(
nextLastPoint.plotX + pointRadiusSinAngle + arrowLengthSinAngle - arrowWidthCosAngle,
nextLastPoint.plotY + pointRadiusCosAngle + arrowLengthCosAngle + arrowWidthSinAngle
)
path.push(nextLastPoint.plotX + pointRadiusSinAngle, nextLastPoint.plotY + pointRadiusCosAngle)
path.push(
nextLastPoint.plotX + pointRadiusSinAngle + arrowLengthSinAngle + arrowWidthCosAngle,
nextLastPoint.plotY + pointRadiusCosAngle + arrowLengthCosAngle - arrowWidthSinAngle
)
}
return path
}
return [
['M', left.plotX || 0, left.plotY || 0],
['L', right.plotX || 0, right.plotY || 0]
]
})
})(Highcharts)
const chartComponent = React.useRef<any>(null)
const { dependencyData, options = {}, highchartsCallback, containerClassName } = props
const defaultOptions = useMemo(() => dependencyGraphOptions(dependencyData), [dependencyData])
const parsedOptions = useMemo(() => getParsedOptions(defaultOptions, options), [defaultOptions, options])
return (
<div className={cx('DependencyGraph', containerClassName)}>
<HighchartsReact
highcharts={Highcharts}
options={parsedOptions}
ref={chartComponent}
containerProps={{ style: { height: '100%', width: '100%' } }}
callback={highchartsCallback}
/>
</div>
)
}
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