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Diffstat (limited to 'app/javascript/mastodon/components/admin/Counter.js')
-rw-r--r-- | app/javascript/mastodon/components/admin/Counter.js | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/app/javascript/mastodon/components/admin/Counter.js b/app/javascript/mastodon/components/admin/Counter.js new file mode 100644 index 000000000..cda572dce --- /dev/null +++ b/app/javascript/mastodon/components/admin/Counter.js @@ -0,0 +1,115 @@ +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, + }; + + state = { + loading: true, + data: null, + }; + + componentDidMount () { + const { measure, start_at, end_at } = this.props; + + api().post('/api/v1/admin/measures', { keys: [measure], start_at, end_at }).then(res => { + this.setState({ + loading: false, + data: res.data, + }); + }).catch(err => { + console.error(err); + }); + } + + render () { + const { label, href } = 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 = percIncrease(measure.previous_total * 1, measure.total * 1); + + content = ( + <React.Fragment> + <span className='sparkline__value__total'><FormattedNumber value={measure.total} /></span> + <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'> + {inner} + </a> + ); + } else { + return ( + <div className='sparkline'> + {inner} + </div> + ); + } + } + +} |