wp-calypso/client/my-sites/stats/stats-module/header.jsx

import { Gridicon } from '@automattic/components';
import { localize } from 'i18n-calypso';
import PropTypes from 'prop-types';
import { Component } from 'react';
import titlecase from 'to-title-case';
import { gaRecordEvent } from 'calypso/lib/analytics/ga';

class StatsModuleHeader extends Component {
	static displayName = 'StatsModuleHeader';

	static propTypes = {
		siteId: PropTypes.number,
		path: PropTypes.string,
		title: PropTypes.string,
		titleLink: PropTypes.string,
		showInfo: PropTypes.bool,
		showModule: PropTypes.bool,
		isCollapsed: PropTypes.bool,
		showActions: PropTypes.bool,
		showCollapse: PropTypes.bool,
		onActionClick: PropTypes.func,
	};

	static defaultProps = {
		showCollapse: true,
		showModule: true,
		showActions: true,
		onActionClick: () => {},
	};

	toggleInfo = ( event ) => {
		event.stopPropagation();
		event.preventDefault();
		const { path, onActionClick, showInfo } = this.props;
		const gaEvent = showInfo ? 'Closed' : 'Opened';

		if ( path ) {
			gaRecordEvent( 'Stats', gaEvent + ' More Information Panel', titlecase( path ) );
		}

		onActionClick( {
			showInfo: ! showInfo,
		} );
	};

	toggleModule = ( event ) => {
		event.preventDefault();
		const { path, onActionClick, showModule } = this.props;
		const gaEvent = showModule ? 'Collapsed' : 'Expanded';

		if ( path ) {
			gaRecordEvent( 'Stats', gaEvent + ' Module', titlecase( path ) );
		}

		onActionClick( {
			showModule: ! showModule,
		} );
	};

	renderActions = () => {
		const { showCollapse, showInfo, showActions } = this.props;
		const infoIcon = showInfo ? 'info' : 'info-outline';

		if ( ! showActions ) {
			return null;
		}

		return (
			<ul className="module-header-actions">
				<li className="module-header-action toggle-info">
					{ /* eslint-disable-next-line jsx-a11y/anchor-is-valid */ }
					<a
						href="#"
						className="module-header-action-link"
						aria-label={ this.props.translate( 'Show or hide panel information', {
							context: 'Stats panel action',
						} ) }
						title={ this.props.translate( 'Show or hide panel information', {
							context: 'Stats panel action',
						} ) }
						onClick={ this.toggleInfo }
					>
						<Gridicon icon={ infoIcon } />
					</a>
				</li>
				{ showCollapse ? this.renderChevron() : null }
			</ul>
		);
	};

	renderChevron = () => {
		return (
			<li className="module-header-action toggle-services">
				{ /* eslint-disable-next-line jsx-a11y/anchor-is-valid */ }
				<a
					href="#"
					className="module-header-action-link"
					aria-label={ this.props.translate( 'Expand or collapse panel', {
						context: 'Stats panel action',
					} ) }
					title={ this.props.translate( 'Expand or collapse panel', {
						context: 'Stats panel action',
					} ) }
					onClick={ this.toggleModule }
				>
					<Gridicon icon="chevron-down" />
				</a>
			</li>
		);
	};

	renderTitle = () => {
		const { title, titleLink } = this.props;

		if ( titleLink ) {
			return (
				<h3 className="module-header-title">
					<a href={ titleLink } className="module-header__link">
						<span className="module-header__right-icon">
							<Gridicon icon="stats" />
						</span>
						{ title }
					</a>
				</h3>
			);
		}

		return <h3 className="module-header-title">{ title }</h3>;
	};

	render() {
		return (
			<div className="module-header">
				{ this.renderTitle() }
				{ this.renderActions() }
			</div>
		);
	}
}

export default localize( StatsModuleHeader );