shlink-web-client/src/visits/GraphCard.js
2020-04-10 19:47:42 +02:00

124 lines
3.7 KiB
JavaScript

import { Card, CardHeader, CardBody, CardFooter } from 'reactstrap';
import { Doughnut, HorizontalBar } from 'react-chartjs-2';
import PropTypes from 'prop-types';
import React from 'react';
import { keys, values, zipObj } from 'ramda';
import './GraphCard.scss';
const propTypes = {
title: PropTypes.oneOfType([ PropTypes.string, PropTypes.func ]),
footer: PropTypes.oneOfType([ PropTypes.string, PropTypes.node ]),
isBarChart: PropTypes.bool,
stats: PropTypes.object,
max: PropTypes.number,
highlightedStats: PropTypes.object,
onClick: PropTypes.func,
};
const generateGraphData = (title, isBarChart, labels, data, highlightedData) => ({
labels,
datasets: [
{
title,
label: highlightedData && 'Non-selected',
data,
backgroundColor: isBarChart ? 'rgba(70, 150, 229, 0.4)' : [
'#97BBCD',
'#F7464A',
'#46BFBD',
'#FDB45C',
'#949FB1',
'#57A773',
'#414066',
'#08B2E3',
'#B6C454',
'#DCDCDC',
'#463730',
],
borderColor: isBarChart ? 'rgba(70, 150, 229, 1)' : 'white',
borderWidth: 2,
},
highlightedData && {
title,
label: 'Selected',
data: highlightedData,
backgroundColor: 'rgba(247, 127, 40, 0.4)',
borderColor: '#F77F28',
borderWidth: 2,
},
].filter(Boolean),
});
const dropLabelIfHidden = (label) => label.startsWith('hidden') ? '' : label;
const renderGraph = (title, isBarChart, stats, max, highlightedStats, onClick) => {
const hasHighlightedStats = highlightedStats && Object.keys(highlightedStats).length > 0;
const Component = isBarChart ? HorizontalBar : Doughnut;
const labels = keys(stats).map(dropLabelIfHidden);
const data = values(!hasHighlightedStats ? stats : keys(highlightedStats).reduce((acc, highlightedKey) => {
if (acc[highlightedKey]) {
acc[highlightedKey] -= highlightedStats[highlightedKey];
}
return acc;
}, { ...stats }));
const highlightedData = hasHighlightedStats && values(
{ ...zipObj(labels, labels.map(() => 0)), ...highlightedStats }
);
const options = {
legend: isBarChart ? { display: false } : { position: 'right' },
scales: isBarChart && {
xAxes: [
{
ticks: { beginAtZero: true, max },
stacked: true,
},
],
yAxes: [{ stacked: true }],
},
tooltips: {
intersect: !isBarChart,
// Do not show tooltip on items with empty label when in a bar chart
filter: ({ yLabel }) => !isBarChart || yLabel !== '',
},
onHover: isBarChart && (({ target }, chartElement) => {
target.style.cursor = chartElement[0] ? 'pointer' : 'default';
}),
};
const graphData = generateGraphData(title, isBarChart, labels, data, highlightedData);
const height = isBarChart && labels.length > 20 ? labels.length * 8 : 200;
// Provide a key based on the height, so that every time the dataset changes, a new graph is rendered
return (
<Component
key={height}
data={graphData}
options={options}
height={height}
getElementAtEvent={([ chart ]) => {
if (!onClick || !chart) {
return;
}
const { _index, _chart: { data } } = chart;
const { labels } = data;
onClick(labels[_index]);
}}
/>
);
};
const GraphCard = ({ title, footer, isBarChart, stats, max, highlightedStats, onClick }) => (
<Card className="mt-4">
<CardHeader className="graph-card__header">{typeof title === 'function' ? title() : title}</CardHeader>
<CardBody>{renderGraph(title, isBarChart, stats, max, highlightedStats, onClick)}</CardBody>
{footer && <CardFooter className="graph-card__footer--sticky">{footer}</CardFooter>}
</Card>
);
GraphCard.propTypes = propTypes;
export default GraphCard;