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| import _ from 'lodash';
import React from 'react';
import PropTypes from 'prop-types';
import ReactTransitionGroup from 'react-transition-group/CSSTransitionGroup';
import { lucidClassNames } from '../../util/style-helpers';
import { createClass, getFirst, omitProps } from '../../util/component-types';
import Switch from '../Switch/Switch';
const cx = lucidClassNames.bind('&-SwitchLabeled');
const { any, node, object, string } = PropTypes;
/**
* {"categories": ["controls", "toggles"], "extend": "Switch", "madeFrom": ["Switch"]}
*
* This is a composite of the `Switch` component and the native `label`
* element.
*/
const SwitchLabeled = createClass({
displayName: 'SwitchLabeled',
components: {
/**
* Label to be shown alongside the switch.
*/
Label: createClass({
displayName: 'SwitchLabeled.Label',
propName: 'Label',
propTypes: {
/**
* Used to identify the purpose of this switch to the user -- can be
* any renderable content.
*/
children: node,
},
}),
},
propTypes: {
...Switch.propTypes,
/**
* Appended to the component-specific class names set on the root
* element.
*/
className: string,
/**
* Passed through to the root element.
*/
style: object,
/**
* Child element whose children are used to identify the purpose of this
* switch to the user.
*/
Label: any,
},
getDefaultProps() {
return {
isDisabled: false,
isSelected: false,
onSelect: _.noop,
};
},
componentWillMount() {
this._labelKey = 0;
},
componentWillReceiveProps(nextProps) {
const currentLabel = _.get(
getFirst(this.props, SwitchLabeled.Label),
'props.children',
null
);
const nextLabel = _.get(
getFirst(nextProps, SwitchLabeled.Label),
'props.children',
null
);
if (currentLabel !== nextLabel) {
this._labelKey++;
}
},
render() {
const {
className,
isDisabled,
isSelected,
onSelect,
style,
...passThroughs
} = this.props;
const labelChildProps = _.get(
getFirst(this.props, SwitchLabeled.Label),
'props'
);
return (
<label
className={cx(
'&',
{
'&-is-disabled': isDisabled,
'&-is-selected': isSelected,
},
className
)}
style={style}
>
<Switch
className={className}
isDisabled={isDisabled}
isSelected={isSelected}
onSelect={onSelect}
{...omitProps(passThroughs, SwitchLabeled, [], false)}
/>
<ReactTransitionGroup
transitionName={cx('&-text')}
transitionEnterTimeout={100}
transitionLeaveTimeout={100}
style={{ position: 'relative' }}
className={cx('&-text')}
>
{labelChildProps
? <span key={this._labelKey}>
{labelChildProps.children || labelChildProps}
</span>
: null}
</ReactTransitionGroup>
</label>
);
},
});
export default SwitchLabeled;
|