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FormGroup.tsx
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FormGroup.tsx
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import React, {
HTMLAttributes,
ReactElement,
PureComponent,
Children,
cloneElement
} from 'react';
import PropTypes from 'prop-types';
import {
CombinePropsAndAttributes
} from '../../helpers';
import {
AlignSide,
AlignSideVariant,
AlignSideValues
} from '../common/types';
import {
style,
classes
} from './FormGroup.st.css';
interface ISelfProps {
id?: string;
flex?: boolean;
label?: string|ReactElement<any>;
description?: string|ReactElement<any>;
icon?: ReactElement<any>;
alignIcon?: AlignSide;
children: ReactElement<any>;
}
export type IProps = CombinePropsAndAttributes<
ISelfProps,
HTMLAttributes<HTMLDivElement>
>;
export default class FormGroup extends PureComponent<IProps> {
static propTypes = {
id: PropTypes.string,
flex: PropTypes.bool,
label: PropTypes.oneOfType([
PropTypes.string,
PropTypes.element
]),
description: PropTypes.oneOfType([
PropTypes.string,
PropTypes.element
]),
icon: PropTypes.element,
alignIcon: PropTypes.oneOf(AlignSideValues),
children: PropTypes.node.isRequired
};
static defaultProps = {
flex: true,
alignIcon: AlignSideVariant.Left
};
render() {
const {
className,
id: idProp,
flex,
label,
description,
icon,
alignIcon,
children,
...props
} = this.props;
const child = Children.only(children);
const {
props: childProps
} = child;
const id = idProp || childProps.id;
const withIcon = typeof icon !== 'undefined';
let inputIcon: ReactElement<any> = null;
if (withIcon) {
inputIcon = cloneElement(
icon,
{
className: style(classes.icon, {
[`${alignIcon}Align`]: Boolean(alignIcon)
}, icon.props.className)
}
);
}
return (
<div
{...props}
className={style(classes.root, {
withIcon
}, className)}
>
{cloneElement(
child,
{
id,
className: style(classes.input, {
[`${alignIcon}Icon`]: withIcon,
flex
}, childProps.className)
}
)}
{inputIcon}
{label && (
<label
className={classes.label}
htmlFor={id}
>
{label}
</label>
)}
{description && (
<label
className={classes.description}
htmlFor={id}
>
{description}
</label>
)}
</div>
);
}
}