import _ from 'lodash';
import React from 'react';
import PropTypes from 'prop-types';
import Icon from '../Icon';
import { lucidClassNames } from '../../../util/style-helpers';
import { createClass, omitProps } from '../../../util/component-types';

const { oneOf } = PropTypes;
const cx = lucidClassNames.bind('&-LoadingIcon');
const durations = {
	fast: '0.75s',
	normal: '1.25s',
	slow: '4s',
};

/**
 *
 * {"categories": ["visual design", "icons"], "extend": "Icon", "madeFrom": ["Icon"]}
 *
 * A loading icon.
 */
const LoadingIcon = createClass({
	displayName: 'LoadingIcon',
	propTypes: {
		...Icon.propTypes,
		/**
		 * The speed of rotation of the spinner. Defaults to 'normal'
		 */
		speed: oneOf(['fast', 'normal', 'slow']),
	},
	getDefaultProps() {
		return {
			...Icon.getDefaultProps(),
			speed: 'normal',
		};
	},
	render() {
		const { className, speed, style, isDisabled, ...passThroughs } = this.props;

		const animationDuration = `${durations[speed] || durations.normal}`;

		return (
			<Icon
				{...omitProps(passThroughs, LoadingIcon)}
				{..._.pick(passThroughs, _.keys(Icon.propTypes))}
				viewBox="0 0 100 100"
				className={cx('&', className)}
				style={{ animationDuration, ...style }}
				isDisabled={isDisabled}
			>
				<rect x="0" y="0" width="100" height="100" fill="none" />
				<circle className={cx('&-circle')} cx="50" cy="50" r="40" />
				<circle
					style={{ animationDuration }}
					className={cx('&-spinner', { '&-spinner-is-disabled': isDisabled })}
					cx="50"
					cy="50"
					r="40"
				/>

			</Icon>
		);
	},
});

export default LoadingIcon;