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

export function ProgressIndicator({ items = [], disableLinks = false }) {
	function getElementsForComplete(item) {
		return disableLinks ? (
			<span className="o-stepped-progress__step o-stepped-progress__step--complete">
				<span className="o-stepped-progress__label">
					{item.name}
					<span className="o-stepped-progress__status">(completed)</span>
				</span>
			</span>
		) : (
			<a
				href={item.url}
				className="o-stepped-progress__step o-stepped-progress__step--complete"
				data-trackable="change-progress"
			>
				<span className="o-stepped-progress__label">
					{item.name}
					<i className="ncf__icon ncf__icon--inline-edit"></i>{' '}
					<span className="o-stepped-progress__status">(completed)</span>
				</span>
			</a>
		);
	}

	function getElementsForNonComplete(item) {
		const nonCompleteDivClassName = classNames([
			'o-stepped-progress__step',
			{ 'o-stepped-progress__step--current': item.isCurrent },
		]);

		return (
			<div className={nonCompleteDivClassName}>
				<span className="o-stepped-progress__label">
					{item.name}{' '}
					{item.isCurrent && (
						<span className="o-stepped-progress__status">(current step)</span>
					)}
				</span>
			</div>
		);
	}

	return (
		<div
			className="ncf__stepped-progress o-stepped-progress"
			data-o-component="o-stepped-progress"
		>
			<ol className="o-stepped-progress__steps">
				{items.map((item, index) => {
					return (
						<li key={index}>
							{item.isComplete
								? getElementsForComplete(item)
								: getElementsForNonComplete(item)}
						</li>
					);
				})}
			</ol>
		</div>
	);
}

ProgressIndicator.propTypes = {
	items: PropTypes.arrayOf(
		PropTypes.shape({
			isComplete: PropTypes.bool,
			isCurrent: PropTypes.bool,
			name: PropTypes.string,
			url: PropTypes.string,
		})
	),
	disableLinks: PropTypes.bool,
};