Files
mqtt-explorer/app/src/components/Chart/Chart.tsx
2025-12-22 21:03:46 +01:00

102 lines
3.5 KiB
TypeScript

import '../../react-vis-compat' // React 19 compatibility shim for react-vis
import DateFormatter from '../helper/DateFormatter'
import NoData from './NoData'
import NumberFormatter from '../helper/NumberFormatter'
import React, { memo, useCallback, useRef, useEffect } from 'react'
import TooltipComponent from './TooltipComponent'
import { useResizeDetector } from 'react-resize-detector'
import { emphasize, useTheme } from '@mui/material/styles'
import { mapCurveType } from './mapCurveType'
import { PlotCurveTypes } from '../../reducers/Charts'
import { Point, Tooltip } from './Model'
import { useCustomXDomain } from './effects/useCustomXDomain'
import { useCustomYDomain } from './effects/useCustomYDomain'
import 'react-vis/dist/style.css'
const { XYPlot, LineMarkSeries, YAxis, HorizontalGridLines, Hint } = require('react-vis')
const abbreviate = require('number-abbreviate')
export interface Props {
data: Array<{ x: number; y: number }>
interpolation?: PlotCurveTypes
range?: [number?, number?]
timeRangeStart?: number
color?: string
}
export default memo((props: Props) => {
const theme = useTheme()
const [tooltip, setTooltip] = React.useState<Tooltip | undefined>()
const { width = 300, ref } = useResizeDetector()
const hintFormatter = React.useCallback(
(point: any) => [
{ title: <b>Time</b>, value: <DateFormatter timeFirst={true} date={new Date(point.x)} /> },
{ title: <b>Value</b>, value: <NumberFormatter value={point.y} /> },
{ title: <b>Raw</b>, value: <span>{point.y}</span> },
],
[]
)
const onMouseLeave = React.useCallback(() => {
setTooltip(undefined)
}, [])
const showTooltip = React.useCallback((point: Point, something: { event: MouseEvent }) => {
if (!something) {
return
}
setTooltip({ point, value: hintFormatter(point), element: something.event.target as any })
}, [])
const paletteColor =
theme.palette.mode === 'light' ? theme.palette.secondary.dark : theme.palette.primary.light
const color = props.color ? props.color : paletteColor
const highlightSelectedPoint = useCallback(
(point: Point) => {
const highlight = tooltip && tooltip.point.x === point.x && tooltip.point.y === point.y
return highlight ? emphasize(color, 0.8) : color
},
[tooltip, color]
)
const formatYAxis = useCallback((num: number) => abbreviate(num), [])
const xDomain = useCustomXDomain(props)
const yDomain = useCustomYDomain(props)
const data = props.data
const hasData = data.length > 0
const dummyDomain = [-1, 1]
const dummyData = [{ x: -2, y: -2 }]
return (
<div>
<div ref={ref} style={{ height: '150px', width: '100%', position: 'relative' }}>
{data.length === 0 ? <NoData /> : null}
<XYPlot
width={width || 300}
height={180}
yDomain={hasData ? yDomain : dummyDomain}
xDomain={hasData ? xDomain : dummyDomain}
onMouseLeave={onMouseLeave}
>
<HorizontalGridLines />
<YAxis width={45} tickFormat={formatYAxis} />
<LineMarkSeries
color={color}
colorType="literal"
getColor={highlightSelectedPoint}
onValueMouseOver={showTooltip}
size={3}
data={hasData ? data : dummyData}
curve={mapCurveType(props.interpolation)}
/>
<Hint value={{ x: 0, y: 0 }} style={{ pointerEvents: 'none' }}>
<TooltipComponent tooltip={tooltip} />
</Hint>
</XYPlot>
</div>
</div>
)
})