49 lines
1.1 KiB
JavaScript
49 lines
1.1 KiB
JavaScript
import React, { PropTypes } from 'react';
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const consoleMax = 5;
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class Console extends React.Component {
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constructor(props) {
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super(props);
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this.children = [];
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}
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shouldComponentUpdate(nextProps) {
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// clear children if paused, but only update when new consoleEvent happens
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if (!nextProps.isPlaying) {
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this.children = [];
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}
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return nextProps.consoleEvent !== this.props.consoleEvent;
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}
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render() {
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const args = this.props.consoleEvent.arguments;
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const method = this.props.consoleEvent.method;
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const nextChild = (
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<div key={this.children.length} className={method}>
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{Object.keys(args).map((key) => <span key={`${this.children.length}-${key}`}>{args[key]}</span>)}
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</div>
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);
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this.children.push(nextChild);
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if (this.children.length > consoleMax) {
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this.children = this.children.slice(0, 1);
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}
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return (
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<div ref="console" className="preview-console">
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{this.children}
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</div>
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);
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}
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}
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Console.propTypes = {
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consoleEvent: PropTypes.object,
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isPlaying: PropTypes.bool.isRequired
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};
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export default Console;
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