45 lines
916 B
JavaScript
45 lines
916 B
JavaScript
// @flow
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import React from 'react';
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import _ from 'lodash';
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import styled from 'styled-components';
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type Props = {
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content: string,
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truncate?: number,
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placeholder?: ?string,
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};
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class Title extends React.Component {
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props: Props;
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render() {
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let title;
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if (this.props.truncate) {
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title = _.truncate(this.props.content, { length: this.props.truncate });
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} else {
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title = this.props.content;
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}
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let usePlaceholder;
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if (this.props.children === null && this.props.placeholder) {
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title = this.props.placeholder;
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usePlaceholder = true;
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}
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return (
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<span>
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{title && <span> / </span>}
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<TitleText title={this.props.content} untitled={usePlaceholder}>
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{title}
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</TitleText>
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</span>
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);
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}
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}
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const TitleText = styled.span`
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opacity: ${props => (props.untitled ? 0.5 : 1)};
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`;
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export default Title;
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