forked from treehouse/mastodon
30 lines
862 B
JavaScript
30 lines
862 B
JavaScript
import React from 'react';
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import { FormattedMessage } from 'react-intl';
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import PropTypes from 'prop-types';
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export default class ColumnBackButton extends React.PureComponent {
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static contextTypes = {
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router: PropTypes.object,
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};
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handleClick = () => {
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// if history is exhausted, or we would leave mastodon, just go to root.
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if (window.history && (window.history.length === 1 || window.history.length === window._mastoInitialHistoryLen)) {
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this.context.router.history.push('/');
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} else {
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this.context.router.history.goBack();
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}
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}
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render () {
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return (
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<button onClick={this.handleClick} className='column-back-button'>
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<i className='fa fa-fw fa-chevron-left column-back-button__icon' />
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<FormattedMessage id='column_back_button.label' defaultMessage='Back' />
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</button>
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);
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}
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}
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