82 lines
2.3 KiB
JavaScript
82 lines
2.3 KiB
JavaScript
// @flow
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import React, { Component } from 'react';
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import PropTypes from 'prop-types';
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export default class DropdownComponent extends Component {
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static propTypes = {
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value: PropTypes.object.isRequired,
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options: PropTypes.arrayOf(PropTypes.object).isRequired,
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ariaLabel: PropTypes.string.isRequired,
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formatTitle: PropTypes.func.isRequired,
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extra: PropTypes.node,
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onChange: PropTypes.func.isRequired
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};
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// FIXME
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props: {
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value: any,
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options: any[],
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ariaLabel: string,
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formatTitle: (option: any) => any,
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extra?: any,
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onChange: () => void
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};
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state = {
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expanded: false
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};
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render() {
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const { options, value, ariaLabel, extra } = this.props;
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return (
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<span className="dropdown">
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<a
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tabIndex="0"
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aria-haspopup="true"
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aria-expanded="false"
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aria-label={ariaLabel}
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className="dropdown-toggle"
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onClick={this.toggleExpanded}
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>
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{this.formatTitle(value)}
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<i className="caret" />
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</a>
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{this.state.expanded &&
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<ul className="dropdown-menu">
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{options.map((option, i) => {
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return (
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<li key={i}>
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<a
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className={option === value ? 'active' : ''}
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onClick={this.onChange.bind(null, option)}
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>
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{this.formatTitle(option)}
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</a>
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</li>
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);
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})}
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{extra}
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</ul>}
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</span>
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);
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}
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formatTitle(option: any) {
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return this.props.formatTitle(option);
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}
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toggleExpanded = () => {
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this.setState(state => {
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return {
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expanded: !state.expanded
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};
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});
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};
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onChange = (value: any) => {
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this.props.onChange(value);
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this.setState({ expanded: false });
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};
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}
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