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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, { useEffect, useState } from 'react'
import { Container, Layout, Text } from '@wings-software/uicore'
import type Highcharts from 'highcharts'
import css from './ChartLegend.module.scss'
interface ChartLegendProps {
chartRefObj: Highcharts.Chart
}
const ChartLegend: React.FC<ChartLegendProps> = ({ chartRefObj }) => {
const [legendMap, setLegendMap] = useState<Record<string, boolean>>({})
chartRefObj.series.forEach(chart => {
legendMap[chart.userOptions.name as string] = chart.visible
})
useEffect(() => {
const newMap: Record<string, boolean> = {}
chartRefObj.series.forEach(chart => {
newMap[chart.userOptions.name as string] = chart.visible
})
setLegendMap(newMap)
}, [chartRefObj])
const legendItemClick: (chart: any) => void = chart => {
// const visibleItems = Object.keys(legendMap).filter(x => legendMap[x]).length
let updatedLegend: Record<string, boolean> = {}
// if (visibleItems === Object.keys(legendMap).length) {
// // Hide all and show one
// Object.keys(legendMap).forEach(x => {
// updatedLegend[x] = false
// })
// updatedLegend[chart.userOptions.name] = true
// } else
// if (visibleItems === 1 && legendMap[chart.userOptions.name]) {
// Object.keys(legendMap).forEach(x => {
// updatedLegend[x] = true
// })
// } else {
updatedLegend = { ...legendMap }
updatedLegend[chart.userOptions.name] = !updatedLegend[chart.userOptions.name]
chart.update({
visible: updatedLegend[chart.userOptions.name]
})
setLegendMap(updatedLegend)
return
// }
// chartRefObj.series.map(s => {
// const series = s as any
// const sName = series.userOptions.name
// series.update({ visible: updatedLegend[sName] }, false)
// })
// chartRefObj.redraw()
// setLegendMap(updatedLegend)
}
return (
<Container
className={css.legendContainer}
padding={{
left: 'medium',
top: 'small',
bottom: 'small'
}}
>
{chartRefObj.series.map(chart => {
const chartColor: string = (chart as any).color
return (
<Layout.Horizontal
key={chart.userOptions.name}
spacing="small"
style={{
alignItems: 'center'
}}
onClick={() => {
legendItemClick(chart)
}}
>
<div className={css.colorBoxContainer}>
<div
className={css.colorBox}
style={
legendMap[chart.userOptions.name as string]
? {
backgroundColor: chartColor
}
: {}
}
/>
</div>
<Text
className={css.legendText}
font="xsmall"
lineClamp={1}
tooltip={
<Container padding="small">
<Text font="small">{chart.userOptions.name}</Text>
</Container>
}
>
{chart.userOptions.name}
</Text>
</Layout.Horizontal>
)
})}
</Container>
)
}
export default ChartLegend
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