/*
 * Copyright (C) 2019 CZ.NIC z.s.p.o. (http://www.nic.cz/)
 *
 * This is free software, licensed under the GNU General Public License v3.
 * See /LICENSE for more information.
 */

import React from 'react';
import PropTypes from 'prop-types';

Spinner.propTypes = {
    /** Children components put into `div` with "spinner-text" class. */
    children: PropTypes.oneOfType([
        PropTypes.arrayOf(PropTypes.node),
        PropTypes.node
    ]),
    /** Render component with full-screen mode (using apropriate `.css` styles) */
    fullScreen: PropTypes.bool.isRequired,
    className: PropTypes.string
};

Spinner.defaultProps = {
    fullScreen: false,
};

export default function Spinner({fullScreen, children, className, ...props}) {
    if (!fullScreen) {
        return <div className={'spinner-wrapper ' + (className ? className : '')} {...props}>
            <SpinnerElement>{children}</SpinnerElement>
        </div>;
    }

    return <div className="spinner-fs-wrapper" {...props}>
        <div className="spinner-fs-background">
            <SpinnerElement>{children}</SpinnerElement>
        </div>
    </div>
}

SpinnerElement.propTypes = {
    /** Spinner's size */
    small: PropTypes.bool,
    /** Children components */
    children: PropTypes.oneOfType([
        PropTypes.arrayOf(PropTypes.node),
        PropTypes.node
    ]),
};

export function SpinnerElement({small, children}) {
    return <>
        <div className={'spinner-border ' + (small ? 'spinner-border-sm' : '')} role="status">
            <span className="sr-only"/>
        </div>
        <div className="spinner-text">{children}</div>
    </>
}