99 lines
1.9 KiB
TypeScript
99 lines
1.9 KiB
TypeScript
import ChartJs from 'chart.js/auto';
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import Chartkick from 'chartkick';
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import format from 'date-fns/format';
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import { LineChart } from 'react-chartkick';
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// from https://github.com/ankane/chartkick.js/blob/master/chart.js/chart.esm.js
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Chartkick.use(ChartJs);
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interface TimedValue {
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time: Date;
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value: number;
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}
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interface ChartProps {
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data?: TimedValue[];
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title?: string;
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color: string;
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unit: string;
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yFlipped?: boolean;
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yLogarithmic?: boolean;
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dataCollections?: any[];
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}
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function createGraphDataset(dataArray) {
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const dataValues = {};
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dataArray.forEach(item => {
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const dateObject = new Date(item.time);
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const dateString = format(dateObject, 'H:mma');
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dataValues[dateString] = item.value;
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});
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return dataValues;
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}
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export default function Chart({
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data,
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title,
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color,
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unit,
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dataCollections,
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yFlipped,
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yLogarithmic,
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}: ChartProps) {
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const renderData = [];
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if (data && data.length > 0) {
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renderData.push({
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name: title,
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color,
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data: createGraphDataset(data),
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});
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}
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dataCollections.forEach(collection => {
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renderData.push({
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name: collection.name,
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data: createGraphDataset(collection.data),
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color: collection.color,
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dataset: collection.options,
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});
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});
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// ChartJs.defaults.scales.linear.reverse = true;
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const options = {
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scales: {
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y: { reverse: false, type: 'linear' },
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x: {
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type: 'time',
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},
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},
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};
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options.scales.y.reverse = yFlipped;
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options.scales.y.type = yLogarithmic ? 'logarithmic' : 'linear';
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return (
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<div className="line-chart-container">
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<LineChart
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xtitle="Time"
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ytitle={title}
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suffix={unit}
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legend="bottom"
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color={color}
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data={renderData}
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download={title}
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library={options}
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/>
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</div>
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);
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}
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Chart.defaultProps = {
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dataCollections: [],
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data: [],
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title: '',
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yFlipped: false,
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yLogarithmic: false,
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};
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