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- import React from 'react';
- import PropTypes from 'prop-types';
- import api from 'mastodon/api';
- import { FormattedNumber } from 'react-intl';
- import { Sparklines, SparklinesCurve } from 'react-sparklines';
- import classNames from 'classnames';
- import Skeleton from 'mastodon/components/skeleton';
- const percIncrease = (a, b) => {
- let percent;
- if (b !== 0) {
- if (a !== 0) {
- percent = (b - a) / a;
- } else {
- percent = 1;
- }
- } else if (b === 0 && a === 0) {
- percent = 0;
- } else {
- percent = - 1;
- }
- return percent;
- };
- export default class Counter extends React.PureComponent {
- static propTypes = {
- measure: PropTypes.string.isRequired,
- start_at: PropTypes.string.isRequired,
- end_at: PropTypes.string.isRequired,
- label: PropTypes.string.isRequired,
- href: PropTypes.string,
- params: PropTypes.object,
- target: PropTypes.string,
- };
- state = {
- loading: true,
- data: null,
- };
- componentDidMount () {
- const { measure, start_at, end_at, params } = this.props;
- api().post('/api/v1/admin/measures', { keys: [measure], start_at, end_at, [measure]: params }).then(res => {
- this.setState({
- loading: false,
- data: res.data,
- });
- }).catch(err => {
- console.error(err);
- });
- }
- render () {
- const { label, href, target } = this.props;
- const { loading, data } = this.state;
- let content;
- if (loading) {
- content = (
- <React.Fragment>
- <span className='sparkline__value__total'><Skeleton width={43} /></span>
- <span className='sparkline__value__change'><Skeleton width={43} /></span>
- </React.Fragment>
- );
- } else {
- const measure = data[0];
- const percentChange = measure.previous_total && percIncrease(measure.previous_total * 1, measure.total * 1);
- content = (
- <React.Fragment>
- <span className='sparkline__value__total'>{measure.human_value || <FormattedNumber value={measure.total} />}</span>
- {measure.previous_total && (<span className={classNames('sparkline__value__change', { positive: percentChange > 0, negative: percentChange < 0 })}>{percentChange > 0 && '+'}<FormattedNumber value={percentChange} style='percent' /></span>)}
- </React.Fragment>
- );
- }
- const inner = (
- <React.Fragment>
- <div className='sparkline__value'>
- {content}
- </div>
- <div className='sparkline__label'>
- {label}
- </div>
- <div className='sparkline__graph'>
- {!loading && (
- <Sparklines width={259} height={55} data={data[0].data.map(x => x.value * 1)}>
- <SparklinesCurve />
- </Sparklines>
- )}
- </div>
- </React.Fragment>
- );
- if (href) {
- return (
- <a href={href} className='sparkline' target={target}>
- {inner}
- </a>
- );
- } else {
- return (
- <div className='sparkline'>
- {inner}
- </div>
- );
- }
- }
- }
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