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feat: Moving Event graph to Chart.js for more interactions
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,201 @@ | ||
| import React from 'react'; | ||
| import { Line } from 'react-chartjs-2'; | ||
| import { | ||
| Chart as ChartJS, | ||
| CategoryScale, | ||
| LinearScale, | ||
| PointElement, | ||
| LineElement, | ||
| Tooltip, | ||
| ChartOptions, | ||
| Filler, | ||
| } from 'chart.js'; | ||
| import Annotation from 'chartjs-plugin-annotation'; | ||
| import zoomPlugin from 'chartjs-plugin-zoom'; | ||
| import { HumanizeNumber } from '@/utils/formatBytes'; | ||
| import timeRangeUtils from '@/utils/timeRangeUtils'; | ||
|
|
||
| const { makeTimeRangeLabel } = timeRangeUtils; | ||
|
|
||
| ChartJS.register(CategoryScale, LinearScale, PointElement, LineElement, Tooltip, Annotation, Filler, zoomPlugin); | ||
|
|
||
| interface ChartComponentProps { | ||
| graphData: any; | ||
| avgEventCount: number; | ||
| setTimeRangeFromGraph: (minute: string) => void; | ||
| hasData: boolean; | ||
| onZoomOrPanComplete: (startTime: string, endTime: string) => void; | ||
| } | ||
|
|
||
| const AreaChartComponent: React.FC<ChartComponentProps> = ({ | ||
| graphData, | ||
| avgEventCount, | ||
| setTimeRangeFromGraph, | ||
| hasData, | ||
| onZoomOrPanComplete, | ||
| }) => { | ||
| const chartData = { | ||
| labels: graphData.map((item: any) => item.minute), | ||
| datasets: [ | ||
| { | ||
| label: 'Events', | ||
| data: graphData.map((item: any) => item.events), | ||
| fill: true, | ||
| // backgroundColor: 'rgba(99, 102, 241, 0.5)', | ||
| borderColor: 'rgb(99, 102, 241)', | ||
| borderWidth: 1.25, | ||
| pointRadius: 2.5, | ||
| pointBorderWidth: 1, | ||
| pointBackgroundColor: 'rgb(99, 102, 241)', | ||
| tension: 0.4, | ||
| backgroundColor: (context: any) => { | ||
| const ctx = context.chart.ctx; | ||
| const gradient = ctx.createLinearGradient(0, 0, 0, context.chart.height); | ||
| gradient.addColorStop(0, 'rgba(99, 102, 241, 0.5)'); | ||
| gradient.addColorStop(1, 'rgba(99, 102, 241, 0)'); | ||
| return gradient; | ||
| }, | ||
| }, | ||
| ], | ||
| }; | ||
|
|
||
| const handleRangeComplete = (chart: any) => { | ||
| const { min, max } = chart.scales.x; | ||
| const startIndex = Math.floor(min); | ||
| const endIndex = Math.ceil(max); | ||
| // Get the time range for the zoomed area | ||
| if (startIndex >= 0 && endIndex < graphData.length) { | ||
| const startTime = graphData[startIndex].startTime; | ||
| const endTime = graphData[endIndex].endTime; | ||
| onZoomOrPanComplete(startTime, endTime); | ||
| } | ||
| }; | ||
|
|
||
| const chartOptions: ChartOptions<'line'> = { | ||
| responsive: true, | ||
| maintainAspectRatio: false, | ||
| plugins: { | ||
| tooltip: { | ||
| position: 'nearest', | ||
| backgroundColor: 'white', | ||
| titleColor: 'black', | ||
| bodyColor: 'black', | ||
| footerColor: 'black', | ||
| borderColor: 'rgb(99, 102, 241)', | ||
| borderWidth: 1, | ||
| callbacks: { | ||
| title: (tooltipItems: any) => { | ||
| const index = tooltipItems[0].dataIndex; | ||
| const { startTime, endTime } = graphData[index]; | ||
| return makeTimeRangeLabel(new Date(startTime), new Date(endTime)); | ||
| }, | ||
| label: (tooltipItem: any) => { | ||
| return `Events: ${new Intl.NumberFormat('en-US').format(tooltipItem.raw)}`; | ||
| }, | ||
| // footer: (tooltipItems: any) => { | ||
| // const index = tooltipItems[0].dataIndex; | ||
| // const { aboveAvgPercent } = graphData[index]; | ||
| // const isAboveAvg = aboveAvgPercent > 0; | ||
| // return `${isAboveAvg ? '+' : ''}${aboveAvgPercent}% ${ | ||
| // isAboveAvg ? 'above' : 'below' | ||
| // } average in the given time-range`; | ||
| // }, | ||
| }, | ||
| }, | ||
| annotation: { | ||
| annotations: { | ||
| avgLine: { | ||
| type: 'line', | ||
| yMin: avgEventCount, | ||
| yMax: avgEventCount, | ||
| borderColor: 'rgb(156, 163, 175)', | ||
| borderWidth: 1, | ||
| label: { | ||
| content: 'Avg', | ||
| position: 'start', | ||
| backgroundColor: 'transparent', | ||
| color: 'black', | ||
| font: { | ||
| size: 12, | ||
| }, | ||
| }, | ||
| }, | ||
| }, | ||
| }, | ||
| zoom: { | ||
| limits: { | ||
| x: { min: 'original', max: 'original' }, | ||
| y: { min: 'original', max: 'original' }, | ||
| }, | ||
| zoom: { | ||
| wheel: { | ||
| enabled: false, | ||
| }, | ||
| pinch: { | ||
| enabled: true, | ||
| }, | ||
| mode: 'x', | ||
| drag: { | ||
| enabled: true, | ||
| backgroundColor: 'rgba(99, 102, 241, 0.1)', | ||
| }, | ||
| onZoomComplete: ({ chart }) => { | ||
| handleRangeComplete(chart); | ||
| }, | ||
| }, | ||
| }, | ||
| }, | ||
| scales: { | ||
| x: { | ||
| type: 'category', | ||
| display: false, | ||
| }, | ||
| y: { | ||
| display: hasData, | ||
| ticks: { | ||
| count: 2, | ||
| callback: (value: string | number) => { | ||
| const numericValue = typeof value === 'number' ? value : parseFloat(value); | ||
| return HumanizeNumber(numericValue); | ||
| }, | ||
| }, | ||
| grid: { | ||
| drawTicks: false, | ||
| }, | ||
| }, | ||
| }, | ||
| elements: { | ||
| line: { | ||
| borderWidth: 1.25, | ||
| }, | ||
| point: { | ||
| radius: 2.5, | ||
| hitRadius: 6, | ||
| }, | ||
| }, | ||
| layout: { | ||
| padding: { | ||
| top: 0, | ||
| }, | ||
| }, | ||
| hover: { | ||
| mode: 'nearest', | ||
| axis: 'x', | ||
| intersect: false, | ||
| }, | ||
| onClick: (_event, elements) => { | ||
| if (elements && elements.length > 0) { | ||
| const index = elements[0].index; | ||
| setTimeRangeFromGraph(graphData[index].minute); | ||
| } | ||
| }, | ||
| }; | ||
|
|
||
| return ( | ||
| <div style={{ height: '100%', width: '100%', cursor: 'pointer' }}> | ||
| <Line data={chartData} options={chartOptions} /> | ||
| </div> | ||
| ); | ||
| }; | ||
|
|
||
| export default AreaChartComponent; |
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