woocommerce/plugins/woocommerce-admin/client/components/chart/index.js

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/** @format */
/**
* External dependencies
*/
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import { decodeEntities } from '@wordpress/html-entities';
import { __ } from '@wordpress/i18n';
import classNames from 'classnames';
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import { get, isEqual, partial } from 'lodash';
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import { Component, createRef } from '@wordpress/element';
import { IconButton, NavigableMenu, SelectControl } from '@wordpress/components';
import PropTypes from 'prop-types';
import { interpolateViridis as d3InterpolateViridis } from 'd3-scale-chromatic';
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import { formatDefaultLocale as d3FormatDefaultLocale } from 'd3-format';
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import Gridicon from 'gridicons';
/**
* Internal dependencies
*/
import D3Chart from './charts';
import Legend from './legend';
import { H, Section } from 'components/section';
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import { gap, gaplarge } from 'stylesheets/abstracts/_variables.scss';
import { updateQueryString } from 'lib/nav-utils';
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const WIDE_BREAKPOINT = 1100;
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d3FormatDefaultLocale( {
decimal: '.',
thousands: ',',
grouping: [ 3 ],
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currency: [ decodeEntities( get( wcSettings, 'currency.symbol', '' ) ), '' ],
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} );
function getOrderedKeys( props ) {
const updatedKeys = [
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...new Set(
props.data.reduce( ( accum, curr ) => {
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Object.keys( curr ).forEach( key => key !== 'date' && accum.push( key ) );
return accum;
}, [] )
),
].map( key => ( {
key,
total: props.data.reduce( ( a, c ) => a + c[ key ].value, 0 ),
visible: true,
focus: true,
} ) );
if ( props.layout === 'comparison' ) {
updatedKeys.sort( ( a, b ) => b.total - a.total );
}
return updatedKeys;
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}
/**
* A chart container using d3, to display timeseries data with an interactive legend.
*/
class Chart extends Component {
constructor( props ) {
super( props );
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this.chartRef = createRef();
const wpBody = document.getElementById( 'wpbody' ).getBoundingClientRect().width;
const wpWrap = document.getElementById( 'wpwrap' ).getBoundingClientRect().width;
const calcGap = wpWrap > 782 ? gaplarge.match( /\d+/ )[ 0 ] : gap.match( /\d+/ )[ 0 ];
this.state = {
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data: props.data,
orderedKeys: getOrderedKeys( props ),
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type: props.type,
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visibleData: [ ...props.data ],
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width: wpBody - 2 * calcGap,
};
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this.handleTypeToggle = this.handleTypeToggle.bind( this );
this.handleLegendToggle = this.handleLegendToggle.bind( this );
this.handleLegendHover = this.handleLegendHover.bind( this );
this.updateDimensions = this.updateDimensions.bind( this );
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this.getVisibleData = this.getVisibleData.bind( this );
}
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componentDidUpdate( prevProps ) {
const { data } = this.props;
const orderedKeys = getOrderedKeys( this.props );
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if ( ! isEqual( [ ...data ].sort(), [ ...prevProps.data ].sort() ) ) {
/* eslint-disable react/no-did-update-set-state */
this.setState( {
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orderedKeys: orderedKeys,
visibleData: this.getVisibleData( data, orderedKeys ),
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} );
/* eslint-enable react/no-did-update-set-state */
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}
}
componentDidMount() {
window.addEventListener( 'resize', this.updateDimensions );
}
componentWillUnmount() {
window.removeEventListener( 'resize', this.updateDimensions );
}
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handleTypeToggle( type ) {
if ( this.state.type !== type ) {
this.setState( { type } );
}
}
handleLegendToggle( event ) {
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const { data } = this.props;
const orderedKeys = this.state.orderedKeys.map( d => ( {
...d,
visible: d.key === event.target.id ? ! d.visible : d.visible,
} ) );
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const copyEvent = { ...event }; // can't pass a synthetic event into the hover handler
this.setState(
{
orderedKeys,
visibleData: this.getVisibleData( data, orderedKeys ),
},
() => {
this.handleLegendHover( copyEvent );
}
);
}
handleLegendHover( event ) {
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const hoverTarget = this.state.orderedKeys.filter( d => d.key === event.target.id )[ 0 ];
this.setState( {
orderedKeys: this.state.orderedKeys.map( d => {
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let enterFocus = d.key === event.target.id ? true : false;
enterFocus = ! hoverTarget.visible ? true : enterFocus;
return {
...d,
focus: event.type === 'mouseleave' || event.type === 'blur' ? true : enterFocus,
};
} ),
} );
}
updateDimensions() {
this.setState( {
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width: this.chartRef.current.offsetWidth,
} );
}
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getVisibleData( data, orderedKeys ) {
const visibleKeys = orderedKeys.filter( d => d.visible );
return data.map( d => {
const newRow = { date: d.date };
visibleKeys.forEach( row => {
newRow[ row.key ] = d[ row.key ];
} );
return newRow;
} );
}
setInterval( interval ) {
updateQueryString( { interval } );
}
renderIntervalSelector() {
const { interval, allowedIntervals } = this.props;
if ( ! allowedIntervals || allowedIntervals.length < 1 ) {
return null;
}
const intervalLabels = {
hour: __( 'By hour', 'wc-admin' ),
day: __( 'By day', 'wc-admin' ),
week: __( 'By week', 'wc-admin' ),
month: __( 'By month', 'wc-admin' ),
quarter: __( 'By quarter', 'wc-admin' ),
year: __( 'By year', 'wc-admin' ),
};
return (
<SelectControl
className="woocommerce-chart__interval-select"
value={ interval }
options={ allowedIntervals.map( allowedInterval => ( {
value: allowedInterval,
label: intervalLabels[ allowedInterval ],
} ) ) }
onChange={ this.setInterval }
/>
);
}
render() {
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const { orderedKeys, type, visibleData, width } = this.state;
const {
dateParser,
layout,
mode,
pointLabelFormat,
title,
tooltipFormat,
tooltipTitle,
xFormat,
x2Format,
interval,
valueType,
} = this.props;
let { yFormat } = this.props;
const legendDirection = layout === 'standard' && width >= WIDE_BREAKPOINT ? 'row' : 'column';
const chartDirection = layout === 'comparison' && width >= WIDE_BREAKPOINT ? 'row' : 'column';
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let chartHeight = width > 1329 ? 300 : 220;
chartHeight = width <= 1329 && width > 783 ? 220 : chartHeight;
chartHeight = width <= 783 ? 180 : chartHeight;
const legend = (
<Legend
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className={ 'woocommerce-chart__legend' }
colorScheme={ d3InterpolateViridis }
data={ orderedKeys }
handleLegendHover={ this.handleLegendHover }
handleLegendToggle={ this.handleLegendToggle }
legendDirection={ legendDirection }
valueType={ valueType }
/>
);
const margin = {
bottom: 50,
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left: 80,
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right: 30,
top: 0,
};
switch ( valueType ) {
case 'average':
yFormat = '.0f';
break;
case 'currency':
yFormat = '$.3s';
break;
case 'number':
yFormat = '.0f';
break;
}
return (
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<div className="woocommerce-chart" ref={ this.chartRef }>
<div className="woocommerce-chart__header">
<H className="woocommerce-chart__title">{ title }</H>
{ width >= WIDE_BREAKPOINT && legendDirection === 'row' && legend }
{ this.renderIntervalSelector() }
<NavigableMenu
className="woocommerce-chart__types"
orientation="horizontal"
role="menubar"
>
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<IconButton
className={ classNames( 'woocommerce-chart__type-button', {
'woocommerce-chart__type-button-selected': type === 'line',
} ) }
icon={ <Gridicon icon="line-graph" /> }
title={ __( 'Line chart', 'wc-admin' ) }
aria-checked={ type === 'line' }
role="menuitemradio"
tabIndex={ type === 'line' ? 0 : -1 }
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onClick={ partial( this.handleTypeToggle, 'line' ) }
/>
<IconButton
className={ classNames( 'woocommerce-chart__type-button', {
'woocommerce-chart__type-button-selected': type === 'bar',
} ) }
icon={ <Gridicon icon="stats-alt" /> }
title={ __( 'Bar chart', 'wc-admin' ) }
aria-checked={ type === 'bar' }
role="menuitemradio"
tabIndex={ type === 'bar' ? 0 : -1 }
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onClick={ partial( this.handleTypeToggle, 'bar' ) }
/>
</NavigableMenu>
</div>
<Section component={ false }>
<div
className={ classNames(
'woocommerce-chart__body',
`woocommerce-chart__body-${ chartDirection }`
) }
>
{ width >= WIDE_BREAKPOINT && legendDirection === 'column' && legend }
<D3Chart
colorScheme={ d3InterpolateViridis }
data={ visibleData }
dateParser={ dateParser }
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height={ chartHeight }
margin={ margin }
mode={ mode }
orderedKeys={ orderedKeys }
pointLabelFormat={ pointLabelFormat }
tooltipFormat={ tooltipFormat }
tooltipTitle={ tooltipTitle }
type={ type }
interval={ interval }
width={ chartDirection === 'row' ? width - 320 : width }
xFormat={ xFormat }
x2Format={ x2Format }
yFormat={ yFormat }
valueType={ valueType }
/>
</div>
{ width < WIDE_BREAKPOINT && <div className="woocommerce-chart__footer">{ legend }</div> }
</Section>
</div>
);
}
}
Chart.propTypes = {
/**
* An array of data.
*/
data: PropTypes.array.isRequired,
/**
* Format to parse dates into d3 time format
*/
dateParser: PropTypes.string.isRequired,
/**
* Date format of the point labels (might be used in tooltips and ARIA properties).
*/
pointLabelFormat: PropTypes.string,
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/**
* A datetime formatting string to format the date displayed as the title of the toolip
* if `tooltipTitle` is missing, passed to d3TimeFormat.
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*/
tooltipFormat: PropTypes.string,
/**
* A string to use as a title for the tooltip. Takes preference over `tooltipFormat`.
*/
tooltipTitle: PropTypes.string,
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/**
* A datetime formatting string, passed to d3TimeFormat.
*/
xFormat: PropTypes.string,
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/**
* A datetime formatting string, passed to d3TimeFormat.
*/
x2Format: PropTypes.string,
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/**
* A number formatting string, passed to d3Format.
*/
yFormat: PropTypes.string,
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/**
* `standard` (default) legend layout in the header or `comparison` moves legend layout
* to the left or 'compact' has the legend below
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*/
layout: PropTypes.oneOf( [ 'standard', 'comparison', 'compact' ] ),
/**
* `item-comparison` (default) or `time-comparison`, this is used to generate correct
* ARIA properties.
*/
mode: PropTypes.oneOf( [ 'item-comparison', 'time-comparison' ] ),
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/**
* A title describing this chart.
*/
title: PropTypes.string,
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/**
* Chart type of either `line` or `bar`.
*/
type: PropTypes.oneOf( [ 'bar', 'line' ] ),
/**
* Information about the currently selected interval, and set of allowed intervals for the chart. See `getIntervalsForQuery`.
*/
intervalData: PropTypes.object,
/**
* Interval specification (hourly, daily, weekly etc).
*/
interval: PropTypes.oneOf( [ 'hour', 'day', 'week', 'month', 'quarter', 'year' ] ),
/**
* Allowed intervals to show in a dropdown.
*/
allowedIntervals: PropTypes.array,
/**
* What type of data is to be displayed? Number, Average, String?
*/
valueType: PropTypes.string,
};
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Chart.defaultProps = {
data: [],
dateParser: '%Y-%m-%dT%H:%M:%S',
tooltipFormat: '%B %d, %Y',
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xFormat: '%d',
x2Format: '%b %Y',
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yFormat: '$.3s',
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layout: 'standard',
mode: 'item-comparison',
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type: 'line',
interval: 'day',
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};
export default Chart;